Mercurial > cpython-lru_cache-weakref
view Python/pyfpe.c @ 17405:afbb65b60fa2 2.0
Inspired by Tim Peters' 1.14->1.15 checkin to asynchat
Quoting orignal message:
'''
Fix from the Madusa mailing list:
http://groups.yahoo.com/group/medusa/message/333
It's clear that Medusa should not be checking for an empty buffer
via "buf is ''". The patch merely changes "is" to "==". However,
there's a mystery here all the same: Python attempts to store null
strings uniquely, so it's unclear why "buf is ''" ever returned
false when buf actually was empty. *Some* string operations produce
non-unique null strings, e.g.
'''
| author | Moshe Zadka <moshez@math.huji.ac.il> |
|---|---|
| date | Wed, 11 Apr 2001 08:06:02 +0000 |
| parents | f79434ee41fa |
| children | 2dea40e40d9d |
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#include "config.h" #include "pyfpe.h" /* * The signal handler for SIGFPE is actually declared in an external * module fpectl, or as preferred by the user. These variable * definitions are required in order to compile Python without * getting missing externals, but to actually handle SIGFPE requires * defining a handler and enabling generation of SIGFPE. */ #ifdef WANT_SIGFPE_HANDLER jmp_buf PyFPE_jbuf; int PyFPE_counter = 0; #endif /* Have this outside the above #ifdef, since some picky ANSI compilers issue a warning when compiling an empty file. */ double PyFPE_dummy(void *dummy) { return 1.0; }
