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newlib-cygwin
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features.h: support POSIX.1-2024 

TBD: Align _GNU_SOURCE, too?

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2024-08-15 17:40:06 +02:00
parent c6f14f261a
commit 13c89a620b
1 changed files with 15 additions and 3 deletions
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18
newlib/libc/include/sys/features.h
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@ -66,6 +66,9 @@ extern "C" {
* _POSIX_C_SOURCE >= 200809L
* POSIX.1-2008
*
* _POSIX_C_SOURCE >= 202405L
* POSIX.1-2024
*
* _XOPEN_SOURCE
* POSIX.1-1990 and XPG4
*
@ -141,7 +144,7 @@ extern "C" {
#undef _POSIX_SOURCE
#define _POSIX_SOURCE 1
#undef _POSIX_C_SOURCE
#define _POSIX_C_SOURCE 200809L
#define _POSIX_C_SOURCE 202405L
#endif
#if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) && \
@ -194,6 +197,10 @@ extern "C" {
* POSIX.1-2008; enabled by default, with _POSIX_C_SOURCE >= 200809L,
* or _XOPEN_SOURCE >= 700.
*
* __POSIX_VISIBLE >= 202405
* POSIX.1-2024; enabled by default, with _POSIX_C_SOURCE >= 202405L,
* or _XOPEN_SOURCE >= 700.
*
* __XSI_VISIBLE
* XPG4 XSI extensions; enabled with any version of _XOPEN_SOURCE.
*
@ -296,7 +303,9 @@ extern "C" {
#define __MISC_VISIBLE 0
#endif
#if (_POSIX_C_SOURCE - 0) >= 200809L
#if (_POSIX_C_SOURCE - 0) >= 202405L
#define __POSIX_VISIBLE 202405
#elif (_POSIX_C_SOURCE - 0) >= 200809L
#define __POSIX_VISIBLE 200809
#elif (_POSIX_C_SOURCE - 0) >= 200112L
#define __POSIX_VISIBLE 200112
@ -422,7 +431,10 @@ extern "C" {
#ifdef __CYGWIN__
#if __POSIX_VISIBLE >= 200809
#if __POSIX_VISIBLE >= 202405
#define _POSIX_VERSION 202405L
#define _POSIX2_VERSION 202405L
#elif __POSIX_VISIBLE >= 200809
#define _POSIX_VERSION 200809L
#define _POSIX2_VERSION 200809L
#elif __POSIX_VISIBLE >= 200112