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xfree86: improve check for posix saved ids 

Replace hardcoded SVR4 || linux || CSRG_BASED with an autoconf check and
the _POSIX_SAVED_IDS macro.

Suggested-by: Mark Kettenis <mark.kettenis@xs4all.nl>
Signed-off-by: Julien Cristau <jcristau@debian.org>
Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Mark Kettenis <kettenis@openbsd.org>.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Julien Cristau 2013-08-02 20:07:36 +02:00 committed by Peter Hutterer
parent 930c6ff15d
commit c218ba8423
3 changed files with 6 additions and 2 deletions
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2
configure.ac
View File

@ -215,7 +215,7 @@ AC_SUBST(DLOPEN_LIBS)
dnl Checks for library functions.
AC_CHECK_FUNCS([backtrace ffs geteuid getuid issetugid getresuid \
getdtablesize getifaddrs getpeereid getpeerucred getzoneid \
mmap shmctl64 strncasecmp vasprintf vsnprintf walkcontext])
mmap seteuid shmctl64 strncasecmp vasprintf vsnprintf walkcontext])
AC_REPLACE_FUNCS([strcasecmp strcasestr strlcat strlcpy strndup])
dnl Find the math libary, then check for cbrt function in it.

3
hw/xfree86/parser/write.c
View File

@ -55,6 +55,7 @@
#include <xorg-config.h>
#endif
#include "os.h"
#include "xf86Parser.h"
#include "xf86tokens.h"
#include "Configint.h"
@ -65,7 +66,7 @@
#include <signal.h>
#include <errno.h>
#if defined(SVR4) || defined(__linux__) || defined(CSRG_BASED)
#if defined(HAVE_SETEUID) && defined(_POSIX_SAVED_IDS) && _POSIX_SAVED_IDS > 0
#define HAS_SAVED_IDS_AND_SETEUID
#endif
#if defined(WIN32)

3
include/xorg-config.h.in
View File

@ -139,4 +139,7 @@
/* Have X server platform bus support */
#undef XSERVER_PLATFORM_BUS
/* Define to 1 if you have the `seteuid' function. */
#undef HAVE_SETEUID
#endif /* _XORG_CONFIG_H_ */