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* libc/include/sys/cdefs.h (_GNU_SOURCE): Move check so it has an 

effect when _XOPEN_SOURCE is also defined.
This commit is contained in:
Jon TURNEY 2015-02-25 15:58:41 +00:00
parent 28edc819f2
commit 67d150ca14
2 changed files with 13 additions and 6 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2015-02-24 Jon TURNEY <jon.turney@dronecode.org.uk>
* libc/include/sys/cdefs.h (_GNU_SOURCE): Move check so it has an
effect when _XOPEN_SOURCE is also defined.
2015-02-17 Hale Wang <hale.wang@arm.com>
* libc/machine/arm/aeabi_memclr.c: New file to support

14
newlib/libc/include/sys/cdefs.h
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@ -606,6 +606,14 @@
* Our macros begin with two underscores to avoid namespace screwage.
*/
/* Deal with _GNU_SOURCE, which implies everything and the kitchen sink */
#ifdef _GNU_SOURCE
#undef _XOPEN_SOURCE
#define _XOPEN_SOURCE 700
#define __BSD_VISIBLE 1
#define __GNU_VISIBLE 1
#endif
/* Deal with IEEE Std. 1003.1-1990, in which _POSIX_C_SOURCE == 1. */
#if defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE == 1
#undef _POSIX_C_SOURCE /* Probably illegal, but beyond caring now. */
@ -693,12 +701,6 @@
#define __XSI_VISIBLE 0
#define __BSD_VISIBLE 0
#define __ISO_C_VISIBLE 2011
#elif defined(_GNU_SOURCE) /* Everything and the kitchen sink. */
#define __POSIX_VISIBLE 200809
#define __XSI_VISIBLE 700
#define __BSD_VISIBLE 1
#define __ISO_C_VISIBLE 2011
#define __GNU_VISIBLE 1
#else /* Default: everything except __GNU_VISIBLE. */
#define __POSIX_VISIBLE 200809
#define __XSI_VISIBLE 700