Libc-1158.50.2.tar.gz

[apple/libc.git] / stdlib / FreeBSD / system.c

diff --git a/stdlib/FreeBSD/system.c b/stdlib/FreeBSD/system.c
index c2a56c7c51cc30dce5e5fd2e262807a3e86195ed..61ef03cbf5bdd8885ffeafea8dc8fa8c13509f56 100644 (file)
--- a/stdlib/FreeBSD/system.c
+++ b/stdlib/FreeBSD/system.c
@@ -49,20 +49,23 @@ __FBSDID("$FreeBSD: src/lib/libc/stdlib/system.c,v 1.11 2007/01/09 00:28:10 imp
 #include <crt_externs.h>
 #define environ (*_NSGetEnviron())
 
+#include <TargetConditionals.h>
+
 #if __DARWIN_UNIX03
 #include <pthread.h>
 
 static pthread_mutex_t __systemfn_mutex = PTHREAD_MUTEX_INITIALIZER;
 extern int __unix_conforming;
-#ifdef VARIANT_CANCELABLE
-extern void _pthread_testcancel(pthread_t thread, int isconforming);
-#endif /* VARIANT_CANCELABLE */
 #endif /* __DARWIN_UNIX03 */
 
 int
 __system(command)
        const char *command;
 {
+#if TARGET_OS_IPHONE && (TARGET_OS_SIMULATOR || !TARGET_OS_IOS)
+       // Don't abort() on iOS for now
+       LIBC_ABORT("system() is not supported on this platform.");
+#else
        pid_t pid, savedpid;
        int pstat, err;
        struct sigaction ign, intact, quitact;
@@ -75,15 +78,19 @@ __system(command)
        if (__unix_conforming == 0)
                __unix_conforming = 1;
 #ifdef VARIANT_CANCELABLE
-       _pthread_testcancel(pthread_self(), 1);
+       pthread_testcancel();
 #endif /* VARIANT_CANCELABLE */
 #endif /* __DARWIN_UNIX03 */
 
        if (!command) {         /* just checking... */
+#if TARGET_OS_IPHONE
+               return(0);
+#else
                if (access(_PATH_BSHELL, F_OK) == -1)   /* if no sh or no access */
                        return(0);
                else
                        return(1);
+#endif
        }
 
        if ((err = posix_spawnattr_init(&attr)) != 0) {
@@ -142,6 +149,7 @@ __system(command)
        pthread_mutex_unlock(&__systemfn_mutex);
 #endif /* __DARWIN_UNIX03 */
        return(pstat);
+#endif /* TARGET_OS_IPHONE && (TARGET_OS_SIMULATOR || !TARGET_OS_IOS) */
 }
 
 __weak_reference(__system, system);