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authorRoland McGrath <roland@gnu.org>2002-10-24 18:49:00 +0000
committerRoland McGrath <roland@gnu.org>2002-10-24 18:49:00 +0000
commit369b849f1a382df2c1ee5d3a997bf318950cf5ab (patch)
treed39acd6080d24649012bd3862ca8837d2438a822 /libio/bug-wfflush.c
parent90d598708199f0506e390bb9866e4bdb592f858a (diff)
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* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (INTERNAL_SYSCALL,
INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros. (INLINE_SYSCALL): Use that. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (INTERNAL_SYSCALL, INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros. (INLINE_SYSCALL): Use that. * sysdeps/unix/sysv/linux/x86_64/sysdep.h (INTERNAL_SYSCALL, INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros. (INLINE_SYSCALL): Use that. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Include dl-sysdep.h. (SYSCALL_ERROR_HANDLER): Define RTLD_PRIVATE_ERRNO variant. (__INTERNAL_SYSCALL_STRING): Define. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Include dl-sysdep.h. (SYSCALL_ERROR_HANDLER): Define RTLD_PRIVATE_ERRNO variant. (__INTERNAL_SYSCALL_STRING): Define. * sysdeps/unix/sysv/linux/sparc/sysdep.h (INLINE_SYSCALL): Pass __SYSCALL_STRING to inline_syscall*. (INTERNAL_SYSCALL, INTERNAL_SYSCALL_ERROR_P, INTERNAL_SYSCALL_ERRNO): New macros. (inline_syscall0, inline_syscall1, inline_syscall2, inline_syscall3, inline_syscall4, inline_syscall5, inline_syscall6): Add string argument. 2002-10-24 Roland McGrath <roland@redhat.com> * libio/bug-wfflush.c: New file. * libio/Makefile (tests): Add bug-wfflush.
Diffstat (limited to 'libio/bug-wfflush.c')
-rw-r--r--libio/bug-wfflush.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/libio/bug-wfflush.c b/libio/bug-wfflush.c
new file mode 100644
index 0000000000..87695f2a81
--- /dev/null
+++ b/libio/bug-wfflush.c
@@ -0,0 +1,75 @@
+/* Test program for bug in wide streams. */
+
+#include <stdio.h>
+#include <wchar.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 char *temp_file;
+
+static void
+do_prepare (void)
+{
+ int fd = create_temp_file ("bug-ungetc.", &temp_file);
+ if (fd == -1)
+ {
+ printf ("cannot create temporary file: %m\n");
+ exit (1);
+ }
+ write (fd, "1!", 2);
+ close (fd);
+}
+
+static int
+do_test (void)
+{
+ FILE *f = fopen (temp_file, "r+");
+
+ if (f == NULL)
+ {
+ printf ("fopen: %m\n");
+ return 1;
+ }
+
+#define L_(s) L##s
+ //#define fwscanf fscanf
+ //#define fwprintf fprintf
+
+ int i;
+ if (fwscanf (f, L_("%d!"), &i) != 1)
+ {
+ printf ("fwscanf failed\n");
+ return 1;
+ }
+
+ if (fseek (f, 0, SEEK_SET) != 0)
+ {
+ printf ("fseek: %m\n");
+ return 1;
+ }
+
+ if (fwprintf (f, L_("1!")) < 2)
+ {
+ printf ("fwprintf: %m\n");
+ return 1;
+ }
+
+ if (fflush (f) != 0)
+ {
+ printf ("fflush: %m\n");
+ return 1;
+ }
+
+ if (fclose (f) != 0)
+ {
+ printf ("fclose: %m\n");
+ return 1;
+ }
+
+ puts ("Test succeeded.");
+ return 0;
+}