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authorUlrich Drepper <drepper@redhat.com>2005-11-11 20:02:07 +0000
committerUlrich Drepper <drepper@redhat.com>2005-11-11 20:02:07 +0000
commit26cec518ac1aa45492d8668eed3af920d866b32b (patch)
tree2ea1cb85f2209160ba5b3d974297110253dac009 /io/tst-renameat.c
parent4973cbe599b0ddc97306eb8bb23bd2104c89a565 (diff)
* io/Makefile (routines): Add fstatat, fstatat64, fxstatat, fxstatat64,
fchownat, and unlinkat. (static-only-routines): Add fstatat and fstatat64. (tests): Add tst-unlinkat, tst-fstatat, tst-futimesat, tst-renameat, and tst-fchownat. * io/Versions [GLIBC_2.4]: Add fchownat, __fxstatat, __fxstatat64, and unlinkat. * io/fcntl.h: Define AT_FDCWD, AT_SYMLINK_NOFOLLOW, and AT_REMOVEDIR. * io/fstatat.c: New file. * io/fstatat64.c: New file. * io/sys/stat.h: Declare fstatat, fstatat64, __fxstatat, __fxstatat64 and define fstatat and fstatat64 inline functions. * libio/stdio.h: Declare renameat. * misc/Makefile (routines): Add futimesat. * misc/Versions [GLIBC_2.4]: Add futimesat. * posix/unistd.h: Declare fchownat and unlinkat. * stdio-common/Makefile (routines): Add renameat. * stdio-common/Versions [GLIBC_2.4]: Add renameat. * sysdeps/generic/fchownat.c: New file. * sysdeps/generic/futimesat.c: New file. * sysdeps/generic/fxstatat.c: New file. * sysdeps/generic/fxstatat64.c: New file. * sysdeps/generic/renameat.c: New file. * sysdeps/generic/unlinkat.c: New file. * sysdeps/unix/sysv/linux/fchownat.c: New file. * sysdeps/unix/sysv/linux/futimesat.c: New file. * sysdeps/unix/sysv/linux/fxstatat.c: New file. * sysdeps/unix/sysv/linux/fxstatat64.c: New file. * sysdeps/unix/sysv/linux/renameat.c: New file. * sysdeps/unix/sysv/linux/unlinkat.c: New file. * sysdeps/unix/sysv/linux/alpha/fxstatat.c: New file. * sysdeps/unix/sysv/linux/i386/fchownat.c: New file. * sysdeps/unix/sysv/linux/i386/fxstatat.c: New file. * sysdeps/unix/sysv/linux/m68k/fchownat.c: New file. * sysdeps/unix/sysv/linux/m68k/fxstatat.c: New file. * sysdeps/unix/sysv/linux/powerpc/fchownat.c: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-32/fchownat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sh/fchownat.c: New file. * sysdeps/unix/sysv/linux/sh/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/fxstatat.c: New file. * sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c: New file. * sysdeps/unix/sysv/linux/wordsize-64/fxstatat64.c: New file. * time/sys/time.h: Declare futimesat. * include/fcntl.h: Declare __atfct_seterrno. * sysdeps/unix/sysv/linux/openat.c (__atfct_seterrno): New function. Split out from openat code and called. (do_test): Allow openat to fail with ENOSYS. Handle AT_FDCWD. * sysdeps/generic/openat.c: Handle AT_FDCWD. * sysdeps/generic/openat64.c: Likewise. * io/tst-unlinkat.c: New file. * io/tst-fstatat.c: New file. * io/tst-futimesat.c: New file. * io/tst-renameat.c: New file. * io/tst-fchownat.c: New file. * io/tst-openat.c: Don't fail if openat is not implemented. * sysdeps/unix/sysv/linux/powerpc/chown.c: Don't provide backward compatibility code if new kernel is guaranteed. * time/sys/time.h: Add a few nonnull attributes.
Diffstat (limited to 'io/tst-renameat.c')
-rw-r--r--io/tst-renameat.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/io/tst-renameat.c b/io/tst-renameat.c
new file mode 100644
index 0000000000..fb494594f5
--- /dev/null
+++ b/io/tst-renameat.c
@@ -0,0 +1,149 @@
+#include <dirent.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+
+static void prepare (void);
+#define PREPARE(argc, argv) prepare ()
+
+static int do_test (void);
+#define TEST_FUNCTION do_test ()
+
+#include "../test-skeleton.c"
+
+static int dir_fd;
+
+static void
+prepare (void)
+{
+ size_t test_dir_len = strlen (test_dir);
+ static const char dir_name[] = "/tst-renameat.XXXXXX";
+
+ size_t dirbuflen = test_dir_len + sizeof (dir_name);
+ char *dirbuf = malloc (dirbuflen);
+ if (dirbuf == NULL)
+ {
+ puts ("out of memory");
+ exit (1);
+ }
+
+ snprintf (dirbuf, dirbuflen, "%s%s", test_dir, dir_name);
+ if (mkdtemp (dirbuf) == NULL)
+ {
+ puts ("cannot create temporary directory");
+ exit (1);
+ }
+
+ add_temp_file (dirbuf);
+
+ dir_fd = open (dirbuf, O_RDONLY | O_DIRECTORY);
+ if (dir_fd == -1)
+ {
+ puts ("cannot open directory");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (void)
+{
+ /* fdopendir takes over the descriptor, make a copy. */
+ int dupfd = dup (dir_fd);
+ if (dupfd == -1)
+ {
+ puts ("dup failed");
+ return 1;
+ }
+ if (lseek (dupfd, 0, SEEK_SET) != 0)
+ {
+ puts ("1st lseek failed");
+ return 1;
+ }
+
+ /* The directory should be empty safe the . and .. files. */
+ DIR *dir = fdopendir (dupfd);
+ if (dir == NULL)
+ {
+ puts ("fdopendir failed");
+ return 1;
+ }
+ struct dirent64 *d;
+ while ((d = readdir64 (dir)) != NULL)
+ if (strcmp (d->d_name, ".") != 0 && strcmp (d->d_name, "..") != 0)
+ {
+ printf ("temp directory contains file \"%s\"\n", d->d_name);
+ return 1;
+ }
+ closedir (dir);
+
+ /* Try to create a file. */
+ int fd = openat (dir_fd, "some-file", O_CREAT|O_RDWR|O_EXCL, 0666);
+ if (fd == -1)
+ {
+ if (errno == ENOSYS)
+ {
+ puts ("*at functions not supported");
+ return 0;
+ }
+
+ puts ("file creation failed");
+ return 1;
+ }
+ write (fd, "hello", 5);
+ puts ("file created");
+
+ struct stat64 st1;
+ if (fstat64 (fd, &st1) != 0)
+ {
+ puts ("fstat64 failed");
+ return 1;
+ }
+
+ close (fd);
+
+ if (renameat (dir_fd, "some-file", dir_fd, "another-file") != 0)
+ {
+ puts ("renameat failed");
+ return 1;
+ }
+
+ struct stat64 st2;
+ if (fstatat64 (dir_fd, "some-file", &st2, 0) == 0)
+ {
+ puts ("fstatat64 succeeded");
+ return 1;
+ }
+ if (errno != ENOENT)
+ {
+ puts ("fstatat64 did not fail with ENOENT");
+ return 1;
+ }
+
+ if (fstatat64 (dir_fd, "another-file", &st2, 0) != 0)
+ {
+ puts ("2nd fstatat64 failed");
+ return 1;
+ }
+
+ if (st1.st_dev != st2.st_dev
+ || st1.st_ino != st2.st_ino
+ || st1.st_size != st2.st_size)
+ {
+ puts ("stat results do not match");
+ return 1;
+ }
+
+ if (unlinkat (dir_fd, "another-file", 0) != 0)
+ {
+ puts ("unlinkat failed");
+ return 1;
+ }
+
+ close (dir_fd);
+
+ return 0;
+}