sync with glibc

1 files changed, 60 insertions, 104 deletions

diff --git a/test/unistd/tst-preadwrite.c b/test/unistd/tst-preadwrite.c
index b499196bd..281044858 100644
--- a/test/unistd/tst-preadwrite.c
+++ b/test/unistd/tst-preadwrite.c
@@ -18,132 +18,88 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <search.h>
 #include <errno.h>
 #include <error.h>
 #include <string.h>
 #include <unistd.h>
 
-#define TESTFILE_NAME "CRAP.XXXXXX"
-#define STRINGIFY(s) STRINGIFY2 (s)
-#define STRINGIFY2(s) #s
-
-/* These are for the temporary file we generate.  */
-char *name;
-int fd;
 
+/* Allow testing of the 64-bit versions as well.  */
+#ifndef PREAD
+# define PREAD pread
+# define PWRITE pwrite
+#endif
 
-/* Test the 32-bit versions first.  */
-#define PREAD pread
-#define PWRITE pwrite
-
-int test(int argc, char *argv[])
-{
-    char buf[1000];
-    char res[1000];
-    int i;
+#define STRINGIFY(s) STRINGIFY2 (s)
+#define STRINGIFY2(s) #s
 
-    memset (buf, '\0', sizeof (buf));
-    memset (res, '\xff', sizeof (res));
+/* Prototype for our test function.  */
+extern void do_prepare (int argc, char *argv[]);
+extern int do_test (int argc, char *argv[]);
 
-    if (write (fd, buf, sizeof (buf)) != sizeof (buf))
-	error (EXIT_FAILURE, errno, "during write");
+/* We have a preparation function.  */
+#define PREPARE do_prepare
 
-    for (i = 100; i < 200; ++i)
-	buf[i] = i;
-    if (PWRITE (fd, buf + 100, 100, 100) != 100)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+/* We might need a bit longer timeout.  */
+#define TIMEOUT 20 /* sec */
 
-    for (i = 450; i < 600; ++i)
-	buf[i] = i;
-    if (PWRITE (fd, buf + 450, 150, 450) != 150)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+/* This defines the `main' function and some more.  */
+#include <test-skeleton.c>
 
-    if (PREAD (fd, res, sizeof (buf) - 50, 50) != sizeof (buf) - 50)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PREAD));
+/* These are for the temporary file we generate.  */
+char *name;
+int fd;
 
-    close (fd);
-    unlink (name);
-    return memcmp (buf + 50, res, sizeof (buf) - 50);
+void
+do_prepare (int argc, char *argv[])
+{
+   char name_len;
+
+#define FNAME FNAME2(TRUNCATE)
+#define FNAME2(s) "/" STRINGIFY(s) "XXXXXX"
+
+   name_len = strlen (test_dir);
+   name = malloc (name_len + sizeof (FNAME));
+   if (name == NULL)
+     error (EXIT_FAILURE, errno, "cannot allocate file name");
+   mempcpy (mempcpy (name, test_dir, name_len), FNAME, sizeof (FNAME));
+   add_temp_file (name);
+
+   /* Open our test file.   */
+   fd = mkstemp (name);
+   if (fd == -1)
+     error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
 }
 
-/* Test the 64-bit versions as well.  */
-#if defined __UCLIBC_HAS_LFS__ 
 
-#undef PREAD
-#undef PWRITE
-#define PREAD pread64
-#define PWRITE pwrite64
-
-
-int test64(int argc, char *argv[])
+int
+do_test (int argc, char *argv[])
 {
-    char buf[1000];
-    char res[1000];
-    int i;
-
-    memset (buf, '\0', sizeof (buf));
-    memset (res, '\xff', sizeof (res));
+  char buf[1000];
+  char res[1000];
+  int i;
 
-    if (write (fd, buf, sizeof (buf)) != sizeof (buf))
-	error (EXIT_FAILURE, errno, "during write");
+  memset (buf, '\0', sizeof (buf));
+  memset (res, '\xff', sizeof (res));
 
-    for (i = 100; i < 200; ++i)
-	buf[i] = i;
-    if (PWRITE (fd, buf + 100, 100, 100) != 100)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+  if (write (fd, buf, sizeof (buf)) != sizeof (buf))
+    error (EXIT_FAILURE, errno, "during write");
 
-    for (i = 450; i < 600; ++i)
-	buf[i] = i;
-    if (PWRITE (fd, buf + 450, 150, 450) != 150)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
+  for (i = 100; i < 200; ++i)
+    buf[i] = i;
+  if (PWRITE (fd, buf + 100, 100, 100) != 100)
+    error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
 
-    if (PREAD (fd, res, sizeof (buf) - 50, 50) != sizeof (buf) - 50)
-	error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PREAD));
+  for (i = 450; i < 600; ++i)
+    buf[i] = i;
+  if (PWRITE (fd, buf + 450, 150, 450) != 150)
+    error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PWRITE));
 
-    close (fd);
-    unlink (name);
-    return memcmp (buf + 50, res, sizeof (buf) - 50);
-}
-#endif
+  if (PREAD (fd, res, sizeof (buf) - 50, 50) != sizeof (buf) - 50)
+    error (EXIT_FAILURE, errno, "during %s", STRINGIFY (PREAD));
 
-void prepare(void)
-{
-    if (!name) {
-	name = malloc (BUFSIZ);
-	if (name == NULL)
-	    error (EXIT_FAILURE, errno, "cannot allocate file name");
-    }
-    strncpy(name, TESTFILE_NAME, BUFSIZ);
-
-    /* Open our test file.   */
-    fd = mkstemp (name);
-    if (fd == -1)
-	error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
-}
+  close (fd);
+  unlink (name);
 
-int main (int argc, char **argv)
-{
-    int result = 0;
-
-    prepare();
-    result+=test(argc, argv);
-    if (result) { 
-	fprintf(stderr, "pread/pwrite test failed.\n");
-	return(EXIT_FAILURE);
-    }
-    fprintf(stderr, "pread/pwrite test successful.\n");
-
-#if defined __UCLIBC_HAS_LFS__ 
-    prepare();
-    result+=test64(argc, argv);
-    if (result) { 
-	fprintf(stderr, "pread64/pwrite64 test failed.\n");
-	return(EXIT_FAILURE);
-    }
-    fprintf(stderr, "pread64/pwrite64 test successful.\n");
-#endif
-    return(EXIT_SUCCESS);
+  return memcmp (buf + 50, res, sizeof (buf) - 50);
 }