From 442685a8ba011460eb27ad83855d05c9c9345aa6 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 26 Aug 2002 08:08:50 +0000 Subject: Update. 2002-08-26 Ulrich Drepper * 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. --- libio/bug-rewind2.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 libio/bug-rewind2.c (limited to 'libio/bug-rewind2.c') 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 +#include + + +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; +} -- cgit v1.2.3