+2007-07-23 Ulrich Drepper <drepper@redhat.com>
+
+ * io/Makefile (tests): Add tst-posix_fallocate.
+ * io/tst-posix_fallocate.c: New file.
+
+ * sysdeps/unix/sysv/linux/kernel-features.h: Define
+ __ASSUME_FALLOCATE.
+
2007-07-22 Roland McGrath <roland@frob.com>
* hurd/getdport.c: Add missing copyright year update.
--- /dev/null
+#include <sys/stat.h>
+
+static void do_prepare (void);
+#define PREPARE(argc, argv) do_prepare ()
+static int do_test (void);
+#define TEST_FUNCTION do_test ()
+#include <test-skeleton.c>
+
+static int fd;
+
+static void
+do_prepare (void)
+{
+ fd = create_temp_file ("tst-posix_fallocate.", NULL);
+ if (fd == -1)
+ {
+ printf ("cannot create temporary file: %m\n");
+ exit (1);
+ }
+}
+
+
+static int
+do_test (void)
+{
+ struct stat64 st;
+
+ if (fstat64 (fd, &st) != 0)
+ {
+ puts ("1st fstat failed");
+ return 1;
+ }
+
+ if (st.st_size != 0)
+ {
+ puts ("file not created with size 0");
+ return 1;
+ }
+
+ if (posix_fallocate (fd, 512, 768) != 0)
+ {
+ puts ("1st posix_fallocate call failed");
+ return 1;
+ }
+
+ if (fstat64 (fd, &st) != 0)
+ {
+ puts ("2nd fstat failed");
+ return 1;
+ }
+
+ if (st.st_size != 512 + 768)
+ {
+ printf ("file size after first posix_fallocate call is %llu, expected %u\n",
+ (unsigned long long int) st.st_size, 512u + 768u);
+ return 1;
+ }
+
+ if (posix_fallocate (fd, 0, 1024) != 0)
+ {
+ puts ("2nd posix_fallocate call failed");
+ return 1;
+ }
+
+ if (fstat64 (fd, &st) != 0)
+ {
+ puts ("3rd fstat failed");
+ return 1;
+ }
+
+ if (st.st_size != 512 + 768)
+ {
+ puts ("file size changed in second posix_fallocate");
+ return 1;
+ }
+
+ if (posix_fallocate (fd, 2048, 64) != 0)
+ {
+ puts ("3rd posix_fallocate call failed");
+ return 1;
+ }
+
+ if (fstat64 (fd, &st) != 0)
+ {
+ puts ("4th fstat failed");
+ return 1;
+ }
+
+ if (st.st_size != 2048 + 64)
+ {
+ printf ("file size after first posix_fallocate call is %llu, expected %u\n",
+ (unsigned long long int) st.st_size, 2048u + 64u);
+ return 1;
+ }
+
+ close (fd);
+
+ return 0;
+}