1 files changed, 57 insertions, 0 deletions
diff --git a/source4/ntvfs/posix/config.m4 b/source4/ntvfs/posix/config.m4
index d8a2e3ec36..3415948f95 100644
--- a/source4/ntvfs/posix/config.m4
+++ b/source4/ntvfs/posix/config.m4
@@ -21,3 +21,60 @@ ac_cv_decl_have_stat_tv_nsec=no)
 if test x"$ac_cv_decl_have_stat_tv_nsec" = x"yes"; then
    AC_DEFINE(HAVE_STAT_TV_NSEC,1,[Whether stat has tv_nsec nanosecond fields])
 fi
+
+
+################################################
+# look for a method of setting the effective uid
+seteuid=no;
+if test $seteuid = no; then
+AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
+AC_TRY_RUN([
+#define AUTOCONF_TEST 1
+#define USE_SETRESUID 1
+#include "confdefs.h"
+#include "${srcdir-.}/lib/util_sec.c"],
+           samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
+if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
+    seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
+fi
+fi
+
+
+if test $seteuid = no; then
+AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
+AC_TRY_RUN([
+#define AUTOCONF_TEST 1
+#define USE_SETREUID 1
+#include "confdefs.h"
+#include "${srcdir-.}/lib/util_sec.c"],
+           samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
+if test x"$samba_cv_USE_SETREUID" = x"yes"; then
+    seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
+fi
+fi
+
+if test $seteuid = no; then
+AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
+AC_TRY_RUN([
+#define AUTOCONF_TEST 1
+#define USE_SETEUID 1
+#include "confdefs.h"
+#include "${srcdir-.}/lib/util_sec.c"],
+           samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
+if test x"$samba_cv_USE_SETEUID" = x"yes"; then
+    seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
+fi
+fi
+
+if test $seteuid = no; then
+AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
+AC_TRY_RUN([
+#define AUTOCONF_TEST 1
+#define USE_SETUIDX 1
+#include "confdefs.h"
+#include "${srcdir-.}/lib/util_sec.c"],
+           samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
+if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
+    seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
+fi
+fi