about summary refs log tree commit diff
path: root/posix/tst-execlp2.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2005-02-23 02:42:55 +0000
committerUlrich Drepper <drepper@redhat.com>2005-02-23 02:42:55 +0000
commit53e5696b30660410b150074d86a0c93db870b0c9 (patch)
treec98be26b23be6b57802538db7c32e619c0af1184 /posix/tst-execlp2.c
parentb17ebefa45a5e3e128775fec5b3f158afc0b59c1 (diff)
downloadglibc-53e5696b30660410b150074d86a0c93db870b0c9.tar.gz
glibc-53e5696b30660410b150074d86a0c93db870b0c9.tar.xz
glibc-53e5696b30660410b150074d86a0c93db870b0c9.zip
Test for exec function.
Diffstat (limited to 'posix/tst-execlp2.c')
-rw-r--r--posix/tst-execlp2.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/posix/tst-execlp2.c b/posix/tst-execlp2.c
new file mode 100644
index 0000000000..81a723dda4
--- /dev/null
+++ b/posix/tst-execlp2.c
@@ -0,0 +1,82 @@
+#include <errno.h>
+#include <libgen.h>
+#undef basename
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+
+static void prepare (int argc, char *argv[]);
+static int do_test (void);
+#define PREPARE(argc, argv) prepare (argc, argv)
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
+
+
+static char *copy;
+
+static void
+prepare (int argc, char *argv[])
+{
+  char *buf;
+  int off;
+  asprintf (&buf, "cp %s %n%s-copy", argv[0], &off, argv[0]);
+  if (buf == NULL)
+    {
+      puts ("asprintf  failed");
+      exit (1);
+    }
+  if (system (buf) != 0)
+    {
+      puts ("system  failed");
+      exit (1);
+    }
+
+  /* Make it not executable.  */
+  copy = buf + off;
+  if (chmod (copy, 0666) != 0)
+    {
+      puts ("chmod  failed");
+      exit (1);
+    }
+
+  add_temp_file (copy);
+}
+
+
+static int
+do_test (void)
+{
+  /* Make sure we do not find a binary with the name we are going to
+     use.  */
+  char *bindir = strdupa (copy);
+  bindir = canonicalize_file_name (dirname (bindir));
+  if (bindir == NULL)
+    {
+      puts ("canonicalize_file_name failed");
+      return 1;
+    }
+  char *path;
+  asprintf (&path, "%s:../libio:../elf", bindir);
+  if (path == NULL)
+    {
+      puts ("asprintf  failed");
+      return 1;
+    }
+
+  setenv ("PATH", path, 1);
+
+  char *prog = basename (copy);
+  errno = 0;
+  execlp (prog, prog, NULL);
+
+  if (errno != EACCES)
+    {
+      printf ("errno = %d (%m), expected EACCES\n", errno);
+      return 1;
+    }
+
+  return 0;
+}