#include <unistd.h>
-#include <fcntl.h>
+#include <stdlib.h>
#include <signal.h>
#include <sys/wait.h>
#include <spawn.h>
#include "pthread_impl.h"
#include "libc.h"
-static void dummy_0()
-{
-}
-weak_alias(dummy_0, __acquire_ptc);
-weak_alias(dummy_0, __release_ptc);
-
-extern char **environ;
+extern char **__environ;
int system(const char *cmd)
{
pid_t pid;
sigset_t old, reset;
struct sigaction sa = { .sa_handler = SIG_IGN }, oldint, oldquit;
- int status = 0x7f00, ret;
+ int status = -1, ret;
posix_spawnattr_t attr;
pthread_testcancel();
posix_spawnattr_setsigdefault(&attr, &reset);
posix_spawnattr_setflags(&attr, POSIX_SPAWN_SETSIGDEF|POSIX_SPAWN_SETSIGMASK);
ret = posix_spawn(&pid, "/bin/sh", 0, &attr,
- (char *[]){"sh", "-c", (char *)cmd, 0}, environ);
+ (char *[]){"sh", "-c", (char *)cmd, 0}, __environ);
posix_spawnattr_destroy(&attr);
if (!ret) while (waitpid(pid, &status, 0)<0 && errno == EINTR);