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authorUlrich Drepper <drepper@redhat.com>2002-08-26 08:08:50 +0000
committerUlrich Drepper <drepper@redhat.com>2002-08-26 08:08:50 +0000
commit442685a8ba011460eb27ad83855d05c9c9345aa6 (patch)
treee48e8bb958df68f389e3b9914acb17b1f5def480 /libio/bug-rewind2.c
parent34816665b678a06e096a378303b68d35ff10a693 (diff)
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Update.
2002-08-26 Ulrich Drepper <drepper@redhat.com> * libio/wfileops.c (_IO_wfile_seekoff): Set fp->_offset after finding the read position [PR libc/4265]. * libio/Makefile (tests): Add bug-rewind2. * libio/bug-rewind2.c: New file.
Diffstat (limited to 'libio/bug-rewind2.c')
-rw-r--r--libio/bug-rewind2.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/libio/bug-rewind2.c b/libio/bug-rewind2.c
new file mode 100644
index 0000000000..51b5744330
--- /dev/null
+++ b/libio/bug-rewind2.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <wchar.h>
+
+
+static int fd;
+
+static void prepare (void);
+#define PREPARE(argc, argv) prepare ()
+
+
+#define TEST_FUNCTION do_test ()
+static int do_test (void);
+#include "../test-skeleton.c"
+
+
+static void
+prepare (void)
+{
+ fd = create_temp_file ("wrewind2.", NULL);
+ if (fd == -1)
+ exit (3);
+}
+
+
+static int
+do_test (void)
+{
+ wchar_t dummy[10];
+ int ret = 0;
+ FILE *fp;
+ int result = 0;
+
+ fp = fdopen (fd, "w+");
+ if (fp == NULL)
+ {
+ puts ("fopen(""testfile"", ""w+"") returned NULL.");
+ return 1;
+ }
+ else
+ {
+ fwprintf (fp, L"abcd");
+ printf ("current pos = %ld\n", ftell (fp));
+ if (ftell (fp) != 4)
+ result = 1;
+
+ rewind (fp);
+ ret = fwscanf (fp, L"%c", dummy);
+
+ printf ("current pos = %ld\n", ftell (fp));
+ if (ftell (fp) != 1)
+ result = 1;
+
+ rewind (fp);
+ printf ("current pos = %ld\n", ftell (fp));
+ if (ftell (fp) != 0)
+ result = 1;
+
+ fclose (fp);
+ }
+
+ return result;
+}