cpython-lru_cache-weakref: Modules/main.c annotate

annotate Modules/main.c @ 58765:2ba7677bfa95 legacy-trunk

testCopysign was defined twice in test_math; combine the definitions

author	Mark Dickinson <dickinsm@gmail.com>
date	Sat, 06 Feb 2010 23:11:25 +0000
parents	12079c3d4b77
children	4468666d01c4

rev	line source
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	1 /* Python interpreter main program */
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	2
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	3 #include "Python.h"
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	4 #include "osdefs.h"
35766 34ef9f138c30 Fix a bunch of imports to use code.h instead of compile.h. Jeremy Hylton <jeremy@alum.mit.edu> parents: 35673 diff changeset	5 #include "code.h" /* For CO_FUTURE_DIVISION */
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	6 #include "import.h"
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	7
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	8 #ifdef __VMS
28169 bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	9 #include <unixlib.h>
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	10 #endif
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	11
24695 a989a2eaa2ac On Cygwin, put stdin, stderr, and stdout in binary mode when the -u Sjoerd Mullender <sjoerd@acm.org> parents: 24480 diff changeset	12 #if defined(MS_WINDOWS) \|\| defined(__CYGWIN__)
38232 aa620856e8a3 Patch #1492356: Port to Windows CE (patch set 1). Martin v. Löwis <martin@v.loewis.de> parents: 37655 diff changeset	13 #ifdef HAVE_FCNTL_H
5000 7c7a186b6d86 Fix the _setmode() patch for MS_WINDOWS: include <fcntl.h> and use Guido van Rossum <guido@python.org> parents: 4934 diff changeset	14 #include <fcntl.h>
7c7a186b6d86 Fix the _setmode() patch for MS_WINDOWS: include <fcntl.h> and use Guido van Rossum <guido@python.org> parents: 4934 diff changeset	15 #endif
38232 aa620856e8a3 Patch #1492356: Port to Windows CE (patch set 1). Martin v. Löwis <martin@v.loewis.de> parents: 37655 diff changeset	16 #endif
5000 7c7a186b6d86 Fix the _setmode() patch for MS_WINDOWS: include <fcntl.h> and use Guido van Rossum <guido@python.org> parents: 4934 diff changeset	17
22114 c454b76d51e7 OS/2 EMX port changes (Modules part of patch #450267): Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 21928 diff changeset	18 #if (defined(PYOS_OS2) && !defined(PYCC_GCC)) \|\| defined(MS_WINDOWS)
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	19 #define PYTHONHOMEHELP "<prefix>\\lib"
12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	20 #else
22114 c454b76d51e7 OS/2 EMX port changes (Modules part of patch #450267): Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 21928 diff changeset	21 #if defined(PYOS_OS2) && defined(PYCC_GCC)
c454b76d51e7 OS/2 EMX port changes (Modules part of patch #450267): Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 21928 diff changeset	22 #define PYTHONHOMEHELP "<prefix>/Lib"
c454b76d51e7 OS/2 EMX port changes (Modules part of patch #450267): Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 21928 diff changeset	23 #else
18088 86ccf93cc952 Removed the Python version from the PYTHONHOMEHELP string. It was Marc-André Lemburg <mal@egenix.com> parents: 17396 diff changeset	24 #define PYTHONHOMEHELP "<prefix>/pythonX.X"
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	25 #endif
22114 c454b76d51e7 OS/2 EMX port changes (Modules part of patch #450267): Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 21928 diff changeset	26 #endif
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	27
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	28 #include "pygetopt.h"
a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	29
14411 a707a5f17139 Instead of printing all 9 lines of copyright info, print Guido van Rossum <guido@python.org> parents: 14375 diff changeset	30 #define COPYRIGHT \
18692 00695551d721 Add "help" to the things one is encouraged to type for more Guido van Rossum <guido@python.org> parents: 18611 diff changeset	31 "Type \"help\", \"copyright\", \"credits\" or \"license\" " \
00695551d721 Add "help" to the things one is encouraged to type for more Guido van Rossum <guido@python.org> parents: 18611 diff changeset	32 "for more information."
14411 a707a5f17139 Instead of printing all 9 lines of copyright info, print Guido van Rossum <guido@python.org> parents: 14375 diff changeset	33
37655 2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	34 #ifdef __cplusplus
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	35 extern "C" {
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	36 #endif
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	37
3773 6e40a2a3e6ef New style names for getprogramname and getargcargv Guido van Rossum <guido@python.org> parents: 3701 diff changeset	38 /* For Py_GetArgcArgv(); set by main() */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	39 static char **orig_argv;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	40 static int orig_argc;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	41
17396 beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	42 /* command line options */
46698 1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	43 #define BASE_OPTS "3bBc:dEhiJm:OQ:sStuUvVW:xX?"
17396 beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	44
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	45 #ifndef RISCOS
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	46 #define PROGRAM_OPTS BASE_OPTS
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	47 #else /RISCOS/
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	48 /* extra option saying that we are running under a special task window
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	49 frontend; especially my_readline will behave different */
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	50 #define PROGRAM_OPTS BASE_OPTS "w"
beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	51 /* corresponding flag */
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	52 extern int Py_RISCOSWimpFlag;
17396 beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	53 #endif /RISCOS/
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	54
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	55 /* Short usage message (with %s for argv0) */
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	56 static char *usage_line =
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	57 "usage: %s [option] ... [-c cmd \| -m mod \| file \| -] [arg] ...\n";
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	58
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	59 /* Long usage message, split into parts < 512 bytes */
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	60 static char *usage_1 = "\
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	61 Options and arguments (and corresponding environment variables):\n\
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	62 -B : don't write .py[co] files on import; also PYTHONDONTWRITEBYTECODE=x\n\
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	63 -c cmd : program passed in as string (terminates option list)\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	64 -d : debug output from parser; also PYTHONDEBUG=x\n\
44569 132d908471c8 patch #1668: clarify envvar docs; rename THREADDEBUG to PYTHONTHREADDEBUG. Georg Brandl <georg@python.org> parents: 44566 diff changeset	65 -E : ignore PYTHON* environment variables (such as PYTHONPATH)\n\
39073 c48b3a68f696 Accept long options "--help" and "--version". Georg Brandl <georg@python.org> parents: 38778 diff changeset	66 -h : print this help message and exit (also --help)\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	67 -i : inspect interactively after running script; forces a prompt even\n\
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	68 ";
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	69 static char *usage_2 = "\
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	70 if stdin does not appear to be a terminal; also PYTHONINSPECT=x\n\
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	71 -m mod : run library module as a script (terminates option list)\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	72 -O : optimize generated bytecode slightly; also PYTHONOPTIMIZE=x\n\
9986 d4b8ddd9a4fd Document -OO; "unsafe" optimization that removes docstrings. Guido van Rossum <guido@python.org> parents: 9601 diff changeset	73 -OO : remove doc-strings in addition to the -O optimizations\n\
19673 b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	74 -Q arg : division options: -Qold (default), -Qwarn, -Qwarnall, -Qnew\n\
46698 1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	75 -s : don't add user site directory to sys.path; also PYTHONNOUSERSITE\n\
6203 f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	76 -S : don't imply 'import site' on initialization\n\
7966 8c268d0e8822 Add -t option to set the Py_TabcheckFlag flag. Guido van Rossum <guido@python.org> parents: 7571 diff changeset	77 -t : issue warnings about inconsistent tab usage (-tt: issue errors)\n\
6203 f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	78 ";
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	79 static char *usage_3 = "\
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	80 -u : unbuffered binary stdout and stderr; also PYTHONUNBUFFERED=x\n\
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	81 see man page for details on internal buffering relating to '-u'\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	82 -v : verbose (trace import statements); also PYTHONVERBOSE=x\n\
2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	83 can be supplied multiple times to increase verbosity\n\
39073 c48b3a68f696 Accept long options "--help" and "--version". Georg Brandl <georg@python.org> parents: 38778 diff changeset	84 -V : print the Python version number and exit (also --version)\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	85 -W arg : warning control; arg is action:message:category:module:lineno\n\
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	86 -x : skip first line of source, allowing use of non-Unix forms of #!cmd\n\
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	87 ";
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	88 static char *usage_4 = "\
50786 2d453b221bec Merged revisions 68292,68344,68361,68378,68424,68426,68429-68430,68450,68457,68480-68481,68493,68495,68499,68501,68512,68514-68515 via svnmerge from Georg Brandl <georg@python.org> parents: 47527 diff changeset	89 -3 : warn about Python 3.x incompatibilities that 2to3 cannot trivially fix\n\
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	90 file : program read from script file\n\
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	91 - : program read from stdin (default; interactive mode if a tty)\n\
39841 2b05ec5df777 Rewrite help message to remove some of the parentheticals. (There were a lot of them.) Andrew M. Kuchling <amk@amk.ca> parents: 39840 diff changeset	92 arg ...: arguments passed to program in sys.argv[1:]\n\n\
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	93 Other environment variables:\n\
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	94 PYTHONSTARTUP: file executed on interactive startup (no default)\n\
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	95 PYTHONPATH : '%c'-separated list of directories prefixed to the\n\
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	96 default module search path. The result is sys.path.\n\
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	97 ";
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	98 static char *usage_5 = "\
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	99 PYTHONHOME : alternate <prefix> directory (or <prefix>%c<exec_prefix>).\n\
12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	100 The default module search path uses %s.\n\
16731 86c7683b606a Add a line to "python -h" output about PYTHONCASEOK. Tim Peters <tim.peters@gmail.com> parents: 15593 diff changeset	101 PYTHONCASEOK : ignore case in 'import' statements (Windows).\n\
47413 1062b7dec95b New environment variable PYTHONIOENCODING. Martin v. Löwis <martin@v.loewis.de> parents: 47294 diff changeset	102 PYTHONIOENCODING: Encoding[:errors] used for stdin/stdout/stderr.\n\
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	103 ";
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	104
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	105
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	106 static int
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	107 usage(int exitcode, char* program)
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	108 {
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	109 FILE *f = exitcode ? stderr : stdout;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	110
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	111 fprintf(f, usage_line, program);
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	112 if (exitcode)
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	113 fprintf(f, "Try `python -h' for more information.\n");
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	114 else {
55298 5d7d85240426 Fix GCC warning about fprintf used without a string literal and Alexandre Vassalotti <alexandre@peadrop.com> parents: 53083 diff changeset	115 fputs(usage_1, f);
5d7d85240426 Fix GCC warning about fprintf used without a string literal and Alexandre Vassalotti <alexandre@peadrop.com> parents: 53083 diff changeset	116 fputs(usage_2, f);
5d7d85240426 Fix GCC warning about fprintf used without a string literal and Alexandre Vassalotti <alexandre@peadrop.com> parents: 53083 diff changeset	117 fputs(usage_3, f);
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	118 fprintf(f, usage_4, DELIM);
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	119 fprintf(f, usage_5, DELIM, PYTHONHOMEHELP);
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	120 }
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	121 #if defined(__VMS)
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	122 if (exitcode == 0) {
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	123 /* suppress 'error' message */
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	124 return 1;
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	125 }
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	126 else {
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	127 /* STS$M_INHIB_MSG + SS$_ABORT */
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	128 return 0x1000002c;
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	129 }
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	130 #else
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	131 return exitcode;
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	132 #endif
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	133 /NOTREACHED/
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	134 }
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	135
30935 5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	136 static void RunStartupFile(PyCompilerFlags *cf)
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	137 {
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	138 char *startup = Py_GETENV("PYTHONSTARTUP");
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	139 if (startup != NULL && startup[0] != '\0') {
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	140 FILE *fp = fopen(startup, "r");
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	141 if (fp != NULL) {
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	142 (void) PyRun_SimpleFileExFlags(fp, startup, 0, cf);
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	143 PyErr_Clear();
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	144 fclose(fp);
46184 6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	145 } else {
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	146 int save_errno;
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	147 save_errno = errno;
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	148 PySys_WriteStderr("Could not open PYTHONSTARTUP\n");
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	149 errno = save_errno;
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	150 PyErr_SetFromErrnoWithFilename(PyExc_IOError,
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	151 startup);
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	152 PyErr_Print();
6b3ac89e0dd4 Backport #1442: report exception when startup file cannot be run. Georg Brandl <georg@python.org> parents: 46107 diff changeset	153 PyErr_Clear();
30935 5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	154 }
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	155 }
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	156 }
5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	157
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	158
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	159 static int RunModule(char *module, int set_argv0)
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	160 {
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	161 PyObject runpy, runmodule, runargs, result;
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	162 runpy = PyImport_ImportModule("runpy");
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	163 if (runpy == NULL) {
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	164 fprintf(stderr, "Could not import runpy module\n");
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	165 return -1;
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	166 }
42825 543f2ba97fab Fix bug 1764407 - the -i switch now does the right thing when using the -m switch Nick Coghlan <ncoghlan@gmail.com> parents: 41832 diff changeset	167 runmodule = PyObject_GetAttrString(runpy, "_run_module_as_main");
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	168 if (runmodule == NULL) {
42825 543f2ba97fab Fix bug 1764407 - the -i switch now does the right thing when using the -m switch Nick Coghlan <ncoghlan@gmail.com> parents: 41832 diff changeset	169 fprintf(stderr, "Could not access runpy._run_module_as_main\n");
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	170 Py_DECREF(runpy);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	171 return -1;
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	172 }
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	173 runargs = Py_BuildValue("(si)", module, set_argv0);
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	174 if (runargs == NULL) {
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	175 fprintf(stderr,
42825 543f2ba97fab Fix bug 1764407 - the -i switch now does the right thing when using the -m switch Nick Coghlan <ncoghlan@gmail.com> parents: 41832 diff changeset	176 "Could not create arguments for runpy._run_module_as_main\n");
36995 f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	177 Py_DECREF(runpy);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	178 Py_DECREF(runmodule);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	179 return -1;
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	180 }
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	181 result = PyObject_Call(runmodule, runargs, NULL);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	182 if (result == NULL) {
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	183 PyErr_Print();
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	184 }
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	185 Py_DECREF(runpy);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	186 Py_DECREF(runmodule);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	187 Py_DECREF(runargs);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	188 if (result == NULL) {
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	189 return -1;
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	190 }
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	191 Py_DECREF(result);
f914630f419c Implement PEP 338 which has been marked as accepted by GvR Nick Coghlan <ncoghlan@gmail.com> parents: 36910 diff changeset	192 return 0;
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	193 }
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	194
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	195 static int RunMainFromImporter(char *filename)
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	196 {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	197 PyObject argv0 = NULL, importer = NULL;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	198
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47413 diff changeset	199 if ((argv0 = PyString_FromString(filename)) &&
43929 7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	200 (importer = PyImport_GetImporter(argv0)) &&
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	201 (importer->ob_type != &PyNullImporter_Type))
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	202 {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	203 /* argv0 is usable as an import source, so
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	204 put it in sys.path[0] and import __main__ */
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	205 PyObject *sys_path = NULL;
43929 7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	206 if ((sys_path = PySys_GetObject("path")) &&
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	207 !PyList_SetItem(sys_path, 0, argv0))
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	208 {
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	209 Py_INCREF(argv0);
43929 7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	210 Py_DECREF(importer);
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	211 sys_path = NULL;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	212 return RunModule("__main__", 0) != 0;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	213 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	214 }
43929 7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	215 Py_XDECREF(argv0);
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	216 Py_XDECREF(importer);
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	217 if (PyErr_Occurred()) {
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	218 PyErr_Print();
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	219 return 1;
7ab49064d430 Backport some main.c cleanup from the py3k branch Nick Coghlan <ncoghlan@gmail.com> parents: 43895 diff changeset	220 }
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	221 return -1;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	222 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	223
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	224
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	225 /* Main program */
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	226
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 24405 diff changeset	227 int
13482 000a1c7eb09f - changed 1.5 to 2.0 in the help text Fredrik Lundh <fredrik@pythonware.com> parents: 13256 diff changeset	228 Py_Main(int argc, char **argv)
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	229 {
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	230 int c;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	231 int sts;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	232 char *command = NULL;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	233 char *filename = NULL;
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	234 char *module = NULL;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	235 FILE *fp = stdin;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	236 char *p;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	237 int unbuffered = 0;
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	238 int skipfirstline = 0;
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	239 int stdin_is_interactive = 0;
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	240 int help = 0;
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	241 int version = 0;
18808 a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	242 int saw_unbuffered_flag = 0;
17125 2054cea38754 Extend support for from __future__ import nested_scopes Jeremy Hylton <jeremy@alum.mit.edu> parents: 16944 diff changeset	243 PyCompilerFlags cf;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	244
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	245 cf.cf_flags = 0;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	246
3773 6e40a2a3e6ef New style names for getprogramname and getargcargv Guido van Rossum <guido@python.org> parents: 3701 diff changeset	247 orig_argc = argc; /* For Py_GetArgcArgv() */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	248 orig_argv = argv;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	249
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	250 #ifdef RISCOS
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	251 Py_RISCOSWimpFlag = 0;
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	252 #endif
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	253
15593 9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	254 PySys_ResetWarnOptions();
9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	255
17396 beb9d2b02846 Updated version of RISCOS support. SF patch 411213 by Dietmar Schwertberger Guido van Rossum <guido@python.org> parents: 17125 diff changeset	256 while ((c = _PyOS_GetOpt(argc, argv, PROGRAM_OPTS)) != EOF) {
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	257 if (c == 'c') {
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	258 /* -c is the last option; following arguments
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	259 that look like options are left for the
30723 6f15e73b59f2 Backport checkin: Walter Dörwald <walter@livinglogic.de> parents: 29682 diff changeset	260 command to interpret. */
37607 480a5625e286 Some more changes to make code compile under a C++ compiler. Anthony Baxter <anthonybaxter@gmail.com> parents: 36995 diff changeset	261 command = (char *)malloc(strlen(_PyOS_optarg) + 2);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	262 if (command == NULL)
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	263 Py_FatalError(
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	264 "not enough memory to copy -c argument");
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	265 strcpy(command, _PyOS_optarg);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	266 strcat(command, "\n");
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	267 break;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	268 }
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	269
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	270 if (c == 'm') {
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	271 /* -m is the last option; following arguments
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	272 that look like options are left for the
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	273 module to interpret. */
37607 480a5625e286 Some more changes to make code compile under a C++ compiler. Anthony Baxter <anthonybaxter@gmail.com> parents: 36995 diff changeset	274 module = (char *)malloc(strlen(_PyOS_optarg) + 2);
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	275 if (module == NULL)
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	276 Py_FatalError(
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	277 "not enough memory to copy -m argument");
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	278 strcpy(module, _PyOS_optarg);
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	279 break;
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	280 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	281
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	282 switch (c) {
46107 5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45854 diff changeset	283 case 'b':
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45854 diff changeset	284 Py_BytesWarningFlag++;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45854 diff changeset	285 break;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	286
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	287 case 'd':
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	288 Py_DebugFlag++;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	289 break;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	290
41832 a0ee3b2ba361 Add -3 option to the interpreter to warn about features that are Neal Norwitz <nnorwitz@gmail.com> parents: 41043 diff changeset	291 case '3':
a0ee3b2ba361 Add -3 option to the interpreter to warn about features that are Neal Norwitz <nnorwitz@gmail.com> parents: 41043 diff changeset	292 Py_Py3kWarningFlag++;
51711 ee7011863943 Py3k warnings now automatically include -Qwarn for division. Raymond Hettinger <python@rcn.com> parents: 50786 diff changeset	293 if (!Py_DivisionWarningFlag)
ee7011863943 Py3k warnings now automatically include -Qwarn for division. Raymond Hettinger <python@rcn.com> parents: 50786 diff changeset	294 Py_DivisionWarningFlag = 1;
41832 a0ee3b2ba361 Add -3 option to the interpreter to warn about features that are Neal Norwitz <nnorwitz@gmail.com> parents: 41043 diff changeset	295 break;
a0ee3b2ba361 Add -3 option to the interpreter to warn about features that are Neal Norwitz <nnorwitz@gmail.com> parents: 41043 diff changeset	296
19672 3584550a622a Rename the -D option to -Q, to avoid a Jython option name conflict. Guido van Rossum <guido@python.org> parents: 19635 diff changeset	297 case 'Q':
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	298 if (strcmp(_PyOS_optarg, "old") == 0) {
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	299 Py_DivisionWarningFlag = 0;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	300 break;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	301 }
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	302 if (strcmp(_PyOS_optarg, "warn") == 0) {
19673 b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	303 Py_DivisionWarningFlag = 1;
b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	304 break;
b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	305 }
b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	306 if (strcmp(_PyOS_optarg, "warnall") == 0) {
b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	307 Py_DivisionWarningFlag = 2;
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	308 break;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	309 }
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	310 if (strcmp(_PyOS_optarg, "new") == 0) {
21251 45e1177424e1 SF bug #488514: -Qnew needs work Tim Peters <tim.peters@gmail.com> parents: 19673 diff changeset	311 /* This only affects __main__ */
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	312 cf.cf_flags \|= CO_FUTURE_DIVISION;
21251 45e1177424e1 SF bug #488514: -Qnew needs work Tim Peters <tim.peters@gmail.com> parents: 19673 diff changeset	313 /* And this tells the eval loop to treat
45e1177424e1 SF bug #488514: -Qnew needs work Tim Peters <tim.peters@gmail.com> parents: 19673 diff changeset	314 BINARY_DIVIDE as BINARY_TRUE_DIVIDE */
45e1177424e1 SF bug #488514: -Qnew needs work Tim Peters <tim.peters@gmail.com> parents: 19673 diff changeset	315 _Py_QnewFlag = 1;
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	316 break;
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	317 }
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	318 fprintf(stderr,
19673 b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	319 "-Q option should be `-Qold', "
b3271297b984 PEP 238 documented -Qwarn as warning only for classic int or long Guido van Rossum <guido@python.org> parents: 19672 diff changeset	320 "`-Qwarn', `-Qwarnall', or `-Qnew' only\n");
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	321 return usage(2, argv[0]);
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	322 /* NOTREACHED */
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	323
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	324 case 'i':
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	325 Py_InspectFlag++;
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	326 Py_InteractiveFlag++;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	327 break;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	328
46406 c1fa2e758e05 Applied patch #2617 from Frank Wierzbicki wit some extras from me Christian Heimes <christian@cheimes.de> parents: 46184 diff changeset	329 /* case 'J': reserved for Jython */
c1fa2e758e05 Applied patch #2617 from Frank Wierzbicki wit some extras from me Christian Heimes <christian@cheimes.de> parents: 46184 diff changeset	330
5166 7151bb727776 Add -O option which sets Py_OptimizeFlag to avoid emitting SET_LINENO. Guido van Rossum <guido@python.org> parents: 5113 diff changeset	331 case 'O':
7151bb727776 Add -O option which sets Py_OptimizeFlag to avoid emitting SET_LINENO. Guido van Rossum <guido@python.org> parents: 5113 diff changeset	332 Py_OptimizeFlag++;
7151bb727776 Add -O option which sets Py_OptimizeFlag to avoid emitting SET_LINENO. Guido van Rossum <guido@python.org> parents: 5113 diff changeset	333 break;
7151bb727776 Add -O option which sets Py_OptimizeFlag to avoid emitting SET_LINENO. Guido van Rossum <guido@python.org> parents: 5113 diff changeset	334
44566 599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	335 case 'B':
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	336 Py_DontWriteBytecodeFlag++;
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	337 break;
599f22a349a2 Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. Georg Brandl <georg@python.org> parents: 43929 diff changeset	338
46698 1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	339 case 's':
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	340 Py_NoUserSiteDirectory++;
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	341 break;
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	342
6203 f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	343 case 'S':
f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	344 Py_NoSiteFlag++;
f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	345 break;
f57ae68aa3ae Added -X option to suppress default import of site.py. Also split the Guido van Rossum <guido@python.org> parents: 6199 diff changeset	346
18808 a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	347 case 'E':
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	348 Py_IgnoreEnvironmentFlag++;
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	349 break;
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	350
7966 8c268d0e8822 Add -t option to set the Py_TabcheckFlag flag. Guido van Rossum <guido@python.org> parents: 7571 diff changeset	351 case 't':
8c268d0e8822 Add -t option to set the Py_TabcheckFlag flag. Guido van Rossum <guido@python.org> parents: 7571 diff changeset	352 Py_TabcheckFlag++;
8c268d0e8822 Add -t option to set the Py_TabcheckFlag flag. Guido van Rossum <guido@python.org> parents: 7571 diff changeset	353 break;
8c268d0e8822 Add -t option to set the Py_TabcheckFlag flag. Guido van Rossum <guido@python.org> parents: 7571 diff changeset	354
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	355 case 'u':
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	356 unbuffered++;
18808 a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	357 saw_unbuffered_flag = 1;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	358 break;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	359
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	360 case 'v':
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	361 Py_VerboseFlag++;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	362 break;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	363
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	364 #ifdef RISCOS
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	365 case 'w':
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	366 Py_RISCOSWimpFlag = 1;
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	367 break;
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	368 #endif
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	369
6763 12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	370 case 'x':
12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	371 skipfirstline = 1;
12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	372 break;
12824fe04a08 Two changes by Jeff Rush (slightly tweaked): Guido van Rossum <guido@python.org> parents: 6538 diff changeset	373
46435 7c21cc14b94f Improve -X error message. Georg Brandl <georg@python.org> parents: 46406 diff changeset	374 /* case 'X': reserved for implementation-specific arguments */
46406 c1fa2e758e05 Applied patch #2617 from Frank Wierzbicki wit some extras from me Christian Heimes <christian@cheimes.de> parents: 46184 diff changeset	375
12537 7cc3dd7cd31a Marc-Andre Lemburg: Guido van Rossum <guido@python.org> parents: 10621 diff changeset	376 case 'U':
7cc3dd7cd31a Marc-Andre Lemburg: Guido van Rossum <guido@python.org> parents: 10621 diff changeset	377 Py_UnicodeFlag++;
7cc3dd7cd31a Marc-Andre Lemburg: Guido van Rossum <guido@python.org> parents: 10621 diff changeset	378 break;
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	379 case 'h':
39073 c48b3a68f696 Accept long options "--help" and "--version". Georg Brandl <georg@python.org> parents: 38778 diff changeset	380 case '?':
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	381 help++;
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	382 break;
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	383 case 'V':
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	384 version++;
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	385 break;
12537 7cc3dd7cd31a Marc-Andre Lemburg: Guido van Rossum <guido@python.org> parents: 10621 diff changeset	386
15593 9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	387 case 'W':
9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	388 PySys_AddWarnOption(_PyOS_optarg);
9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	389 break;
9694909dbb0a Add the -W option. Guido van Rossum <guido@python.org> parents: 15374 diff changeset	390
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	391 /* This space reserved for other options */
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	392
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	393 default:
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	394 return usage(2, argv[0]);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	395 /NOTREACHED/
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	396
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	397 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	398 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	399
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	400 if (help)
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	401 return usage(0, argv[0]);
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	402
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	403 if (version) {
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	404 fprintf(stderr, "Python %s\n", PY_VERSION);
28453 df9b7cee1339 Patch #672053: Return a result from Py_Main, instead of exiting. Martin v. Löwis <martin@v.loewis.de> parents: 28451 diff changeset	405 return 0;
14603 80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	406 }
80a782086a57 Py_Main(), usage(), usage_mid: Add -h and -V flags to print the usage Barry Warsaw <barry@python.org> parents: 14411 diff changeset	407
53083 ad3f3d304963 #5704: let python -3 imply -t as well. Georg Brandl <georg@python.org> parents: 51711 diff changeset	408 if (Py_Py3kWarningFlag && !Py_TabcheckFlag)
ad3f3d304963 #5704: let python -3 imply -t as well. Georg Brandl <georg@python.org> parents: 51711 diff changeset	409 /* -3 implies -t (but not -tt) */
ad3f3d304963 #5704: let python -3 imply -t as well. Georg Brandl <georg@python.org> parents: 51711 diff changeset	410 Py_TabcheckFlag = 1;
ad3f3d304963 #5704: let python -3 imply -t as well. Georg Brandl <georg@python.org> parents: 51711 diff changeset	411
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	412 if (!Py_InspectFlag &&
18808 a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	413 (p = Py_GETENV("PYTHONINSPECT")) && *p != '\0')
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	414 Py_InspectFlag = 1;
18808 a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	415 if (!saw_unbuffered_flag &&
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	416 (p = Py_GETENV("PYTHONUNBUFFERED")) && *p != '\0')
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	417 unbuffered = 1;
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 18692 diff changeset	418
46698 1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	419 if (!Py_NoUserSiteDirectory &&
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	420 (p = Py_GETENV("PYTHONNOUSERSITE")) && *p != '\0')
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	421 Py_NoUserSiteDirectory = 1;
1a2dbc84bdfc Implemented PEP 370 Christian Heimes <christian@cheimes.de> parents: 46435 diff changeset	422
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	423 if (command == NULL && module == NULL && _PyOS_optind < argc &&
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	424 strcmp(argv[_PyOS_optind], "-") != 0)
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	425 {
28169 bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	426 #ifdef __VMS
bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	427 filename = decc$translate_vms(argv[_PyOS_optind]);
bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	428 if (filename == (char )0 \|\| filename == (char )-1)
bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	429 filename = argv[_PyOS_optind];
bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	430
bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	431 #else
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	432 filename = argv[_PyOS_optind];
28169 bc2d07230934 Patch #696645: Remove VMS code with uncertain authorship. Martin v. Löwis <martin@v.loewis.de> parents: 26764 diff changeset	433 #endif
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	434 }
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	435
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	436 stdin_is_interactive = Py_FdIsInteractive(stdin, (char *)0);
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	437
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	438 if (unbuffered) {
24695 a989a2eaa2ac On Cygwin, put stdin, stderr, and stdout in binary mode when the -u Sjoerd Mullender <sjoerd@acm.org> parents: 24480 diff changeset	439 #if defined(MS_WINDOWS) \|\| defined(__CYGWIN__)
5000 7c7a186b6d86 Fix the _setmode() patch for MS_WINDOWS: include <fcntl.h> and use Guido van Rossum <guido@python.org> parents: 4934 diff changeset	440 _setmode(fileno(stdin), O_BINARY);
7c7a186b6d86 Fix the _setmode() patch for MS_WINDOWS: include <fcntl.h> and use Guido van Rossum <guido@python.org> parents: 4934 diff changeset	441 _setmode(fileno(stdout), O_BINARY);
4934 6b61912d5f35 On Windows, -u implies binary mode for stdin/stdout Guido van Rossum <guido@python.org> parents: 4620 diff changeset	442 #endif
7571 968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	443 #ifdef HAVE_SETVBUF
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	444 setvbuf(stdin, (char *)NULL, _IONBF, BUFSIZ);
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	445 setvbuf(stdout, (char *)NULL, _IONBF, BUFSIZ);
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	446 setvbuf(stderr, (char *)NULL, _IONBF, BUFSIZ);
7571 968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	447 #else /* !HAVE_SETVBUF */
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	448 setbuf(stdin, (char *)NULL);
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	449 setbuf(stdout, (char *)NULL);
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	450 setbuf(stderr, (char *)NULL);
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	451 #endif /* !HAVE_SETVBUF */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	452 }
5319 74a1bc099827 Change in when and how stdin and stdout are set to line-buffering. Guido van Rossum <guido@python.org> parents: 5166 diff changeset	453 else if (Py_InteractiveFlag) {
5320 c3ddb84a7761 OK, I lied. On Windows, _IOLBF seems to be the same as full Guido van Rossum <guido@python.org> parents: 5319 diff changeset	454 #ifdef MS_WINDOWS
c3ddb84a7761 OK, I lied. On Windows, _IOLBF seems to be the same as full Guido van Rossum <guido@python.org> parents: 5319 diff changeset	455 /* Doesn't have to have line-buffered -- use unbuffered */
10130 e569f9b0d969 On Windows, -i shouldn't call set[v]buf(stdin, ...) because it screws Guido van Rossum <guido@python.org> parents: 9986 diff changeset	456 /* Any set[v]buf(stdin, ...) screws up Tkinter :-( */
5320 c3ddb84a7761 OK, I lied. On Windows, _IOLBF seems to be the same as full Guido van Rossum <guido@python.org> parents: 5319 diff changeset	457 setvbuf(stdout, (char *)NULL, _IONBF, BUFSIZ);
7571 968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	458 #else /* !MS_WINDOWS */
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	459 #ifdef HAVE_SETVBUF
5320 c3ddb84a7761 OK, I lied. On Windows, _IOLBF seems to be the same as full Guido van Rossum <guido@python.org> parents: 5319 diff changeset	460 setvbuf(stdin, (char *)NULL, _IOLBF, BUFSIZ);
c3ddb84a7761 OK, I lied. On Windows, _IOLBF seems to be the same as full Guido van Rossum <guido@python.org> parents: 5319 diff changeset	461 setvbuf(stdout, (char *)NULL, _IOLBF, BUFSIZ);
7571 968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	462 #endif /* HAVE_SETVBUF */
968aaba281c5 Don't use setvbuf unless HAVE_SETVBUF is defined. Guido van Rossum <guido@python.org> parents: 6763 diff changeset	463 #endif /* !MS_WINDOWS */
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	464 /* Leave stderr alone - it should be unbuffered anyway. */
0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	465 }
26550 b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	466 #ifdef __VMS
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	467 else {
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	468 setvbuf (stdout, (char *)NULL, _IOLBF, BUFSIZ);
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	469 }
b9c912e2c3c0 Patch #614055: Support OpenVMS. Martin v. Löwis <martin@v.loewis.de> parents: 25826 diff changeset	470 #endif /* __VMS */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	471
28175 395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	472 #ifdef __APPLE__
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	473 /* On MacOS X, when the Python interpreter is embedded in an
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	474 application bundle, it gets executed by a bootstrapping script
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	475 that does os.execve() with an argv[0] that's different from the
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	476 actual Python executable. This is needed to keep the Finder happy,
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	477 or rather, to work around Apple's overly strict requirements of
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	478 the process name. However, we still need a usable sys.executable,
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	479 so the actual executable path is passed in an environment variable.
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	480 See Lib/plat-mac/bundlebuiler.py for details about the bootstrap
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	481 script. */
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	482 if ((p = Py_GETENV("PYTHONEXECUTABLE")) && *p != '\0')
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	483 Py_SetProgramName(p);
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	484 else
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	485 Py_SetProgramName(argv[0]);
395eb561ece1 removing one Mac hack and add another: Just van Rossum <just@letterror.com> parents: 28169 diff changeset	486 #else
5851 edaf1cb63dc0 This is no longer the real main program; it now defines Py_Main(), so Guido van Rossum <guido@python.org> parents: 5547 diff changeset	487 Py_SetProgramName(argv[0]);
28176 48a5113dfef9 An #endif was missing in Just's patch. Added. Jack Jansen <jack.jansen@cwi.nl> parents: 28175 diff changeset	488 #endif
5851 edaf1cb63dc0 This is no longer the real main program; it now defines Py_Main(), so Guido van Rossum <guido@python.org> parents: 5547 diff changeset	489 Py_Initialize();
edaf1cb63dc0 This is no longer the real main program; it now defines Py_Main(), so Guido van Rossum <guido@python.org> parents: 5547 diff changeset	490
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	491 if (Py_VerboseFlag \|\|
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	492 (command == NULL && filename == NULL && module == NULL && stdin_is_interactive)) {
28451 56d9bbbae6f8 Patch #695250: Suppress COPYRIGHT if site.py is not read. Fixes #672614. Martin v. Löwis <martin@v.loewis.de> parents: 28176 diff changeset	493 fprintf(stderr, "Python %s on %s\n",
56d9bbbae6f8 Patch #695250: Suppress COPYRIGHT if site.py is not read. Fixes #672614. Martin v. Löwis <martin@v.loewis.de> parents: 28176 diff changeset	494 Py_GetVersion(), Py_GetPlatform());
56d9bbbae6f8 Patch #695250: Suppress COPYRIGHT if site.py is not read. Fixes #672614. Martin v. Löwis <martin@v.loewis.de> parents: 28176 diff changeset	495 if (!Py_NoSiteFlag)
56d9bbbae6f8 Patch #695250: Suppress COPYRIGHT if site.py is not read. Fixes #672614. Martin v. Löwis <martin@v.loewis.de> parents: 28176 diff changeset	496 fprintf(stderr, "%s\n", COPYRIGHT);
56d9bbbae6f8 Patch #695250: Suppress COPYRIGHT if site.py is not read. Fixes #672614. Martin v. Löwis <martin@v.loewis.de> parents: 28176 diff changeset	497 }
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	498
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	499 if (command != NULL) {
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	500 /* Backup _PyOS_optind and force sys.argv[0] = '-c' */
a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	501 _PyOS_optind--;
a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	502 argv[_PyOS_optind] = "-c";
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	503 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	504
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	505 if (module != NULL) {
38778 97b61d6f6b76 Make the -m switch conform to the documentation of sys.path by behaving like the -c switch Nick Coghlan <ncoghlan@gmail.com> parents: 38232 diff changeset	506 /* Backup _PyOS_optind and force sys.argv[0] = '-c'
97b61d6f6b76 Make the -m switch conform to the documentation of sys.path by behaving like the -c switch Nick Coghlan <ncoghlan@gmail.com> parents: 38232 diff changeset	507 so that PySys_SetArgv correctly sets sys.path[0] to ''*/
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	508 _PyOS_optind--;
38778 97b61d6f6b76 Make the -m switch conform to the documentation of sys.path by behaving like the -c switch Nick Coghlan <ncoghlan@gmail.com> parents: 38232 diff changeset	509 argv[_PyOS_optind] = "-c";
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	510 }
bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	511
15374 a826a46bae54 Move our own getopt() implementation to _PyOS_GetOpt(), and use it Thomas Wouters <thomas@python.org> parents: 14603 diff changeset	512 PySys_SetArgv(argc-_PyOS_optind, argv+_PyOS_optind);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	513
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	514 if ((Py_InspectFlag \|\| (command == NULL && filename == NULL && module == NULL)) &&
6316 c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	515 isatty(fileno(stdin))) {
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	516 PyObject *v;
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	517 v = PyImport_ImportModule("readline");
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	518 if (v == NULL)
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	519 PyErr_Clear();
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	520 else
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	521 Py_DECREF(v);
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	522 }
c2359665be80 Move the "import readline" to an earlier place so it is also done when Guido van Rossum <guido@python.org> parents: 6203 diff changeset	523
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	524 if (command) {
19633 c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in Guido van Rossum <guido@python.org> parents: 18808 diff changeset	525 sts = PyRun_SimpleStringFlags(command, &cf) != 0;
5922 44ddc711ee2d Free the malloc'ed buffer that holds the command once we're done with it. Guido van Rossum <guido@python.org> parents: 5863 diff changeset	526 free(command);
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	527 } else if (module) {
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	528 sts = RunModule(module, 1);
33680 bcafb68ad985 SF patch #1035498: -m option to run a module as a script Raymond Hettinger <python@rcn.com> parents: 33188 diff changeset	529 free(module);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	530 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	531 else {
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	532
5109 0bbf97861cd9 My version of Lee Busby's patches to make '-i' pretend stdin is a tty Guido van Rossum <guido@python.org> parents: 5000 diff changeset	533 if (filename == NULL && stdin_is_interactive) {
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	534 Py_InspectFlag = 0; /* do exit on SystemExit */
30935 5d2b0e9062d5 Patch #794400: Let PYTHONSTARTUP influence the compiler flags. Martin v. Löwis <martin@v.loewis.de> parents: 30723 diff changeset	535 RunStartupFile(&cf);
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	536 }
17125 2054cea38754 Extend support for from __future__ import nested_scopes Jeremy Hylton <jeremy@alum.mit.edu> parents: 16944 diff changeset	537 /* XXX */
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	538
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	539 sts = -1; /* keep track of whether we've already run __main__ */
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	540
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	541 if (filename != NULL) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	542 sts = RunMainFromImporter(filename);
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	543 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	544
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	545 if (sts==-1 && filename!=NULL) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	546 if ((fp = fopen(filename, "r")) == NULL) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	547 fprintf(stderr, "%s: can't open file '%s': [Errno %d] %s\n",
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	548 argv[0], filename, errno, strerror(errno));
45854 21139ea59b6b Remove all traces of HAVE_STRERROR. Brett Cannon <bcannon@gmail.com> parents: 44740 diff changeset	549
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	550 return 2;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	551 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	552 else if (skipfirstline) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	553 int ch;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	554 /* Push back first newline so line numbers
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	555 remain the same */
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	556 while ((ch = getc(fp)) != EOF) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	557 if (ch == '\n') {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	558 (void)ungetc(ch, fp);
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	559 break;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	560 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	561 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	562 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	563 {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	564 /* XXX: does this work on Win/Win64? (see posix_fstat) */
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	565 struct stat sb;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	566 if (fstat(fileno(fp), &sb) == 0 &&
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	567 S_ISDIR(sb.st_mode)) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	568 fprintf(stderr, "%s: '%s' is a directory, cannot continue\n", argv[0], filename);
44740 79babb4ccec8 Coverity CID #168 Christian Heimes <christian@cheimes.de> parents: 44569 diff changeset	569 fclose(fp);
43895 4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	570 return 1;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	571 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	572 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	573 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	574
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	575 if (sts==-1) {
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	576 sts = PyRun_AnyFileExFlags(
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	577 fp,
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	578 filename == NULL ? "<stdin>" : filename,
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	579 filename != NULL, &cf) != 0;
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	580 }
4cec0c6392c1 Patch #1739468: Directories and zipfiles containing __main__.py are now executable Nick Coghlan <ncoghlan@gmail.com> parents: 43534 diff changeset	581
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	582 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	583
29682 920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	584 /* Check this environment variable at the end, to give programs the
920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	585 * opportunity to set it from Python.
920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	586 */
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	587 if (!Py_InspectFlag &&
29682 920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	588 (p = Py_GETENV("PYTHONINSPECT")) && *p != '\0')
920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	589 {
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	590 Py_InspectFlag = 1;
29682 920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	591 }
920777640d28 Py_Main(): Add a check for the PYTHONINSPECT environment variable Barry Warsaw <barry@python.org> parents: 28453 diff changeset	592
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	593 if (Py_InspectFlag && stdin_is_interactive &&
728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	594 (filename != NULL \|\| command != NULL \|\| module != NULL)) {
728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	595 Py_InspectFlag = 0;
17125 2054cea38754 Extend support for from __future__ import nested_scopes Jeremy Hylton <jeremy@alum.mit.edu> parents: 16944 diff changeset	596 /* XXX */
2054cea38754 Extend support for from __future__ import nested_scopes Jeremy Hylton <jeremy@alum.mit.edu> parents: 16944 diff changeset	597 sts = PyRun_AnyFileFlags(stdin, "<stdin>", &cf) != 0;
41043 728c60e85efa Variant of patch #697613: don't exit the interpreter on a SystemExit Georg Brandl <georg@python.org> parents: 40559 diff changeset	598 }
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	599
5940 eef76b3cd9ae Py_Cleanup() is now Py_Finalize(). Guido van Rossum <guido@python.org> parents: 5922 diff changeset	600 Py_Finalize();
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	601 #ifdef RISCOS
25826 c2dd41301841 Fix minor whitespace nit, for consistency with Python's C style rules. Fred Drake <fdrake@acm.org> parents: 24695 diff changeset	602 if (Py_RISCOSWimpFlag)
16944 4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	603 fprintf(stderr, "\x0cq\x0c"); /* make frontend quit */
4baa5a955532 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16752 diff changeset	604 #endif
16752 5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	605
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	606 #ifdef __INSURE__
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	607 /* Insure++ is a memory analysis tool that aids in discovering
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	608 * memory leaks and other memory problems. On Python exit, the
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	609 * interned string dictionary is flagged as being in use at exit
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	610 * (which it is). Under normal circumstances, this is fine because
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	611 * the memory will be automatically reclaimed by the system. Under
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	612 * memory debugging, it's a huge source of useless noise, so we
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	613 * trade off slower shutdown for less distraction in the memory
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	614 * reports. -baw
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	615 */
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	616 _Py_ReleaseInternedStrings();
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	617 #endif /* __INSURE__ */
5c3aedc969da Py_Main(): When compiled by Insure (i.e. __INSURE__ is defined), call Barry Warsaw <barry@python.org> parents: 16731 diff changeset	618
5922 44ddc711ee2d Free the malloc'ed buffer that holds the command once we're done with it. Guido van Rossum <guido@python.org> parents: 5863 diff changeset	619 return sts;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	620 }
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	621
31606 fd2103ae6f29 Add pystack definition to Misc/gdbinit with some explanation of its behavior Skip Montanaro <skip@pobox.com> parents: 30968 diff changeset	622 /* this is gonna seem real weird, but if you put some other code between
fd2103ae6f29 Add pystack definition to Misc/gdbinit with some explanation of its behavior Skip Montanaro <skip@pobox.com> parents: 30968 diff changeset	623 Py_Main() and Py_GetArgcArgv() you will need to adjust the test in the
fd2103ae6f29 Add pystack definition to Misc/gdbinit with some explanation of its behavior Skip Montanaro <skip@pobox.com> parents: 30968 diff changeset	624 while statement in Misc/gdbinit:ppystack */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	625
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	626 /* Make the original argc/argv available to other modules.
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	627 This is rare, but it is needed by the secureware extension. */
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	628
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	629 void
13482 000a1c7eb09f - changed 1.5 to 2.0 in the help text Fredrik Lundh <fredrik@pythonware.com> parents: 13256 diff changeset	630 Py_GetArgcArgv(int argc, char **argv)
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	631 {
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	632 *argc = orig_argc;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	633 *argv = orig_argv;
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	634 }
37655 2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	635
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	636 #ifdef __cplusplus
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	637 }
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	638 #endif
2f3f2e32dfd9 spread the extern "C" { } magic pixie dust around. Python itself builds now Anthony Baxter <anthonybaxter@gmail.com> parents: 37607 diff changeset	639

Mercurial > cpython-lru_cache-weakref

annotate Modules/main.c @ 58765:2ba7677bfa95 legacy-trunk