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add _ALL_SOURCE as an alias for _GNU_SOURCE/enable-everything

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reportedly this is a semi-common practice among some BSDs and a few
other systems, and will improve application compatibility.
This commit is contained in:
Rich Felker 2012-12-03 17:02:56 -05:00
commit b3175f5c48
1 changed files with 4 additions and 0 deletions
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4
include/features.h
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@ -1,6 +1,10 @@
#ifndef _FEATURES_H #ifndef _FEATURES_H
#define _FEATURES_H #define _FEATURES_H
#ifdef _ALL_SOURCE
#define _GNU_SOURCE 1
#endif
#if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \ #if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \
&& !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \ && !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \
&& !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__) && !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__)