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annotate Python/pythonmain.c @ 923:72aceed365d4 legacy-trunk

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* Makefile adapted to changes below. * split pythonmain.c in two: most stuff goes to pythonrun.c, in the library. * new optional built-in threadmodule.c, build upon Sjoerd's thread.{c,h}. * new module from Sjoerd: mmmodule.c (dynamically loaded). * new module from Sjoerd: sv (svgen.py, svmodule.c.proto). * new files thread.{c,h} (from Sjoerd). * new xxmodule.c (example only). * myselect.h: bzero -> memset * select.c: bzero -> memset; removed global variable
author Guido van Rossum <guido@python.org>
date Tue, 04 Aug 1992 12:41:02 +0000
parents a8ca720fd921
children c156d4960c2b
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1 /***********************************************************
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0cd197947d81 Copyright for 1992 added
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2 Copyright 1991, 1992 by Stichting Mathematisch Centrum, Amsterdam, The
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3 Netherlands.
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4
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5 All Rights Reserved
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6
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7 Permission to use, copy, modify, and distribute this software and its
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8 documentation for any purpose and without fee is hereby granted,
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9 provided that the above copyright notice appear in all copies and that
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10 both that copyright notice and this permission notice appear in
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11 supporting documentation, and that the names of Stichting Mathematisch
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12 Centrum or CWI not be used in advertising or publicity pertaining to
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13 distribution of the software without specific, written prior permission.
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14
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15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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23 ******************************************************************/
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24
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25 /* Python interpreter main program */
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26
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27 #include "allobjects.h"
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28
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29 extern char *getpythonpath();
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30
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31 extern int debugging; /* Needed by parser.c */
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32 extern int verbose; /* Needed by import.c */
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33
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34 /* Interface to getopt(): */
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35 extern int optind;
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36 extern char *optarg;
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37 extern int getopt PROTO((int, char **, char *));
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38
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39 main(argc, argv)
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40 int argc;
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41 char **argv;
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42 {
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43 int c;
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44 int sts;
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45 char *command = NULL;
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46 char *filename = NULL;
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47 FILE *fp = stdin;
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48
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49 initargs(&argc, &argv); /* Defined in config*.c */
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50
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51 while ((c = getopt(argc, argv, "c:dv")) != EOF) {
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52 if (c == 'c') {
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53 /* -c is the last option; following arguments
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54 that look like options are left for the
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55 the command to interpret. */
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56 command = malloc(strlen(optarg) + 2);
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57 /* Ignore malloc errors this early... */
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58 strcpy(command, optarg);
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59 strcat(command, "\n");
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60 break;
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61 }
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62
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63 switch (c) {
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64
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65 case 'd':
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66 debugging++;
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67 break;
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68
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69 case 'v':
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70 verbose++;
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71 break;
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73 /* This space reserved for other options */
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75 default:
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76 fprintf(stderr,
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77 "usage: %s [-c cmd | file | -] [arg] ...\n",
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78 argv[0]);
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79 exit(2);
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80 /*NOTREACHED*/
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81
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82 }
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83 }
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85 if (command == NULL && optind < argc && strcmp(argv[optind], "-") != 0)
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86 filename = argv[optind];
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88 if (filename != NULL) {
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89 if ((fp = fopen(filename, "r")) == NULL) {
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90 fprintf(stderr, "%s: can't open file '%s'\n",
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91 argv[0], filename);
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92 exit(2);
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93 }
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94 }
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95
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96 initall();
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97
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98 if (command != NULL) {
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99 /* Backup optind and force sys.argv[0] = '-c' */
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100 optind--;
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101 argv[optind] = "-c";
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102 }
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103
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104 setpythonargv(argc-optind, argv+optind);
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105
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106 if (command) {
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107 sts = run_command(command) != 0;
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108 }
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109 else {
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110 sts = run(fp, filename == NULL ? "<stdin>" : filename) != 0;
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111 }
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112
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113 goaway(sts);
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114 /*NOTREACHED*/
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115 }