-/* Test of terminating the current process.
- Copyright (C) 2010-2011 Free Software Foundation, Inc.
+/* Test of passing file descriptors.
+ Copyright (C) 2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-/* Written by Bruno Haible <bruno@clisp.org>, 2010. */
-
#include <config.h>
+
+#include "passfd.h"
+
+#include <errno.h>
+#include <fcntl.h>
+#include <signal.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
-#include "passfd.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/stat.h>
-#include <fcntl.h>
-
+#include <sys/wait.h>
#include "macros.h"
int
main ()
{
+#if HAVE_SOCKETPAIR
int pair[2];
int ret;
pid_t pid;
int fd;
struct stat st;
+# if HAVE_DECL_ALARM
+ /* Avoid hanging on failure. */
+ signal (SIGALRM, SIG_DFL);
+ alarm (5);
+# endif
+
fdnull = open ("/dev/null", O_RDWR);
if (fdnull < 0)
{
pid = fork ();
if (pid == -1)
{
- perror ("fork:");
+ perror ("fork");
return 3;
}
if (pid == 0)
ret = sendfd (pair[1], fdnull);
if (ret == -1)
{
- perror ("sendfd:");
+ perror ("sendfd");
return 64;
}
return 0;
ret = waitpid (pid, &status, 0);
if (ret == -1)
{
- perror ("waitpid:");
+ perror ("waitpid");
return 17;
}
ASSERT (ret == pid);
- ret = WIFEXITED (status);
- if (ret == 0)
+ if (!WIFEXITED (status))
{
fprintf (stderr, "Child does not normally exit\n");
return 65;
ret = WEXITSTATUS (status);
if (ret != 0)
{
- fprintf (stderr, "Send fd fail");
+ fprintf (stderr, "Send fd fail\n");
return ret;
}
/* try to stat new fd */
- ret == fstat (fd, &st);
- if (0 != ret)
+ ret = fstat (fd, &st);
+ if (ret < 0)
{
- perror("fstat:");
+ perror ("fstat");
return 80;
}
return 0;
}
+#else
+ errno = 0;
+ ASSERT(sendfd (0, 0) == -1);
+ ASSERT(errno == ENOSYS);
+
+ errno = 0;
+ ASSERT(recvfd (0, 0) == -1);
+ ASSERT(errno == ENOSYS);
+
+ fputs ("skipping test: socketpair not supported on this system\n",
+ stderr);
+ return 77;
+#endif
}