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build-system: define _GNU_SOURCE centrally

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Instead of having everyone define _GNU_SOURCE and similar macros
seperately, simply do so centrally by using AC_USE_SYSTEM_EXTENSIONS
This commit is contained in:
Lennart Poettering 2009-04-22 04:43:31 +02:00
parent 44f3a1465a
commit 18b08180aa
3 changed files with 2 additions and 2 deletions
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1
bus/dir-watch-inotify.c
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@ -24,7 +24,6 @@
#include <config.h>
#define _GNU_SOURCE
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>

1
configure.in
View file

@ -57,6 +57,7 @@ AC_SUBST(DBUS_VERSION)
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CXX
AC_USE_SYSTEM_EXTENSIONS
AC_ISC_POSIX
AC_HEADER_STDC
AC_C_INLINE

2
dbus/dbus-sysdeps-unix.c
View file

@ -22,7 +22,7 @@
*
*/
#define _GNU_SOURCE
#include <config.h>
#include "dbus-internals.h"
#include "dbus-sysdeps.h"