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-rw-r--r--posix/tst-exec.c50
1 files changed, 18 insertions, 32 deletions
diff --git a/posix/tst-exec.c b/posix/tst-exec.c
index be0114e1f9..12a0f57114 100644
--- a/posix/tst-exec.c
+++ b/posix/tst-exec.c
@@ -47,6 +47,10 @@ extern int do_test (int argc, char *argv[]);
static char *name1;
static char *name2;
+/* File descriptors for these temporary files. */
+static int temp_fd1 = -1;
+static int temp_fd2 = -1;
+
/* The contents of our files. */
static const char fd1string[] = "This file should get closed";
static const char fd2string[] = "This file should stay opened";
@@ -56,18 +60,14 @@ static const char fd2string[] = "This file should stay opened";
void
do_prepare (int argc, char *argv[])
{
- size_t name_len;
-
- name_len = strlen (test_dir);
- name1 = xmalloc (name_len + sizeof ("/execXXXXXX"));
- mempcpy (mempcpy (name1, test_dir, name_len),
- "/execXXXXXX", sizeof ("/execXXXXXX"));
- add_temp_file (name1);
-
- name2 = xmalloc (name_len + sizeof ("/execXXXXXX"));
- mempcpy (mempcpy (name2, test_dir, name_len),
- "/execXXXXXX", sizeof ("/execXXXXXX"));
- add_temp_file (name2);
+ /* We must not open any files in the restart case. */
+ if (restart)
+ return;
+
+ temp_fd1 = create_temp_file ("exec", &name1);
+ temp_fd2 = create_temp_file ("exec", &name2);
+ if (temp_fd1 < 0 || temp_fd2 < 0)
+ exit (1);
}
@@ -120,8 +120,6 @@ int
do_test (int argc, char *argv[])
{
pid_t pid;
- int fd1;
- int fd2;
int flags;
int status;
@@ -151,26 +149,18 @@ do_test (int argc, char *argv[])
/* Prepare the test. We are creating two files: one which file descriptor
will be marked with FD_CLOEXEC, another which is not. */
- /* Open our test files. */
- fd1 = mkstemp (name1);
- if (fd1 == -1)
- error (EXIT_FAILURE, errno, "cannot open test file `%s'", name1);
- fd2 = mkstemp (name2);
- if (fd2 == -1)
- error (EXIT_FAILURE, errno, "cannot open test file `%s'", name2);
-
/* Set the bit. */
- flags = fcntl (fd1, F_GETFD, 0);
+ flags = fcntl (temp_fd1, F_GETFD, 0);
if (flags < 0)
error (EXIT_FAILURE, errno, "cannot get flags");
flags |= FD_CLOEXEC;
- if (fcntl (fd1, F_SETFD, flags) < 0)
+ if (fcntl (temp_fd1, F_SETFD, flags) < 0)
error (EXIT_FAILURE, errno, "cannot set flags");
/* Write something in the files. */
- if (write (fd1, fd1string, strlen (fd1string)) != strlen (fd1string))
+ if (write (temp_fd1, fd1string, strlen (fd1string)) != strlen (fd1string))
error (EXIT_FAILURE, errno, "cannot write to first file");
- if (write (fd2, fd2string, strlen (fd2string)) != strlen (fd2string))
+ if (write (temp_fd2, fd2string, strlen (fd2string)) != strlen (fd2string))
error (EXIT_FAILURE, errno, "cannot write to second file");
/* We want to test the `exec' function. To do this we restart the program
@@ -181,8 +171,8 @@ do_test (int argc, char *argv[])
char fd1name[18];
char fd2name[18];
- snprintf (fd1name, sizeof fd1name, "%d", fd1);
- snprintf (fd2name, sizeof fd2name, "%d", fd2);
+ snprintf (fd1name, sizeof fd1name, "%d", temp_fd1);
+ snprintf (fd2name, sizeof fd2name, "%d", temp_fd2);
/* This is the child. Construct the command line. */
if (argc == 5)
@@ -205,9 +195,5 @@ do_test (int argc, char *argv[])
error (EXIT_FAILURE, 0, "Child terminated incorrectly");
status = WEXITSTATUS (status);
- /* Remove the test files. */
- unlink (name1);
- unlink (name2);
-
return status;
}