gutils: Don't use issetugid() on Android

Android had it in older versions but the new 64 bit ABI does not
have it anymore, and some versions of the 32 bit ABI neither.

https://code.google.com/p/android-developer-preview/issues/detail?id=168

https://bugzilla.gnome.org/show_bug.cgi?id=736351

diff --git a/glib/gutils.c b/glib/gutils.c
index 8fd045a..e229d0d 100644 (file)
--- a/glib/gutils.c
+++ b/glib/gutils.c
@@ -2330,8 +2330,13 @@ g_check_setuid (void)
     extern int __libc_enable_secure;
     return __libc_enable_secure;
   }
-#elif defined(HAVE_ISSETUGID)
+#elif defined(HAVE_ISSETUGID) && !defined(__BIONIC__)
   /* BSD: http://www.freebsd.org/cgi/man.cgi?query=issetugid&sektion=2 */
+
+  /* Android had it in older versions but the new 64 bit ABI does not
+   * have it anymore, and some versions of the 32 bit ABI neither.
+   * https://code.google.com/p/android-developer-preview/issues/detail?id=168
+   */
   return issetugid ();
 #elif defined(G_OS_UNIX)
   uid_t ruid, euid, suid; /* Real, effective and saved user ID's */