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#9862: On AIX PIPE_BUF is broken. Make it 512. 

Patch by Sébastien Sablé.
This commit is contained in:
R. David Murray 2010-10-15 23:12:57 +00:00
parent 88bd891e6c
commit e16cda9ad8
3 changed files with 11 additions and 0 deletions
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3
Misc/NEWS
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@ -10,6 +10,9 @@ What's New in Python 3.2 Beta 1?
Core and Builtins Core and Builtins
----------------- -----------------
- Issue #9862: Compensate for broken PIPE_BUF in AIX by hard coding
its value as the default 512 when compiling on AIX.
- Use locale encoding instead of UTF-8 to encode and decode filenames if - Use locale encoding instead of UTF-8 to encode and decode filenames if
Py_FileSystemDefaultEncoding is not set. Py_FileSystemDefaultEncoding is not set.

4
Modules/selectmodule.c
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@ -1786,6 +1786,10 @@ PyInit_select(void)
PyModule_AddObject(m, "error", SelectError); PyModule_AddObject(m, "error", SelectError);
#ifdef PIPE_BUF #ifdef PIPE_BUF
#ifdef HAVE_BROKEN_PIPE_BUF
#undef PIPE_BUF
#define PIPE_BUF 512
#endif
PyModule_AddIntConstant(m, "PIPE_BUF", PIPE_BUF); PyModule_AddIntConstant(m, "PIPE_BUF", PIPE_BUF);
#endif #endif

4
configure.in
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@ -4213,6 +4213,10 @@ fi
], ],
[AC_MSG_RESULT(no value specified)]) [AC_MSG_RESULT(no value specified)])
case $ac_sys_system in
AIX*)
AC_DEFINE(HAVE_BROKEN_PIPE_BUF, 1, [Define if the system reports an invalid PIPE_BUF value.]) ;;
esac
case $ac_sys_system in case $ac_sys_system in