grab some tests from glibc

1 files changed, 94 insertions, 0 deletions

diff --git a/test/misc/bug-glob1.c b/test/misc/bug-glob1.c
new file mode 100644
index 000000000..aec84ad44
--- /dev/null
+++ b/test/misc/bug-glob1.c
@@ -0,0 +1,94 @@
+/* Test case for globbing dangling symlink.  By Ulrich Drepper.  */
+#include <errno.h>
+#include <error.h>
+#include <glob.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+
+static void prepare (int argc, char *argv[]);
+#define PREPARE prepare
+static int do_test (void);
+#define TEST_FUNCTION do_test ()
+
+#include "../test-skeleton.c"
+
+
+static char *fname;
+
+static void
+prepare (int argc, char *argv[])
+{
+  if (argc < 2)
+    error (EXIT_FAILURE, 0, "missing argument");
+
+  size_t len = strlen (argv[1]);
+  static const char ext[] = "globXXXXXX";
+  fname = malloc (len + sizeof (ext));
+  if (fname == NULL)
+    error (EXIT_FAILURE, errno, "cannot create temp file");
+ again:
+  strcpy (stpcpy (fname, argv[1]), ext);
+
+/*
+  fname = mktemp (fname);
+*/
+  close(mkstemp(fname));
+  unlink(fname);
+
+  if (fname == NULL || *fname == '\0')
+    error (EXIT_FAILURE, errno, "cannot create temp file name");
+  if (symlink ("bug-glob1-does-not-exist", fname) != 0)
+    {
+      if (errno == EEXIST)
+	goto again;
+
+      error (EXIT_FAILURE, errno, "cannot create symlink");
+    }
+  add_temp_file (fname);
+}
+
+
+static int
+do_test (void)
+{
+  glob_t gl;
+  int retval = 0;
+  int e;
+
+  e = glob (fname, 0, NULL, &gl);
+  if (e == 0)
+    {
+      printf ("glob(\"%s\") succeeded when it should not have\n", fname);
+      retval = 1;
+    }
+  globfree (&gl);
+
+  size_t fnamelen = strlen (fname);
+  char buf[fnamelen + 2];
+
+  strcpy (buf, fname);
+  buf[fnamelen - 1] = '?';
+  e = glob (buf, 0, NULL, &gl);
+  if (e == 0)
+    {
+      printf ("glob(\"%s\") succeeded when it should not have\n", buf);
+      retval = 1;
+    }
+  globfree (&gl);
+
+  strcpy (buf, fname);
+  buf[fnamelen] = '*';
+  buf[fnamelen + 1] = '\0';
+  e = glob (buf, 0, NULL, &gl);
+  if (e == 0)
+    {
+      printf ("glob(\"%s\") succeeded when it should not have\n", buf);
+      retval = 1;
+    }
+  globfree (&gl);
+
+  return retval;
+}