From 369b849f1a382df2c1ee5d3a997bf318950cf5ab Mon Sep 17 00:00:00 2001
From: Roland McGrath <roland@gnu.org>
Date: Thu, 24 Oct 2002 18:49:00 +0000
Subject: * 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.
---
 libio/Makefile      |  2 +-
 libio/bug-wfflush.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 76 insertions(+), 1 deletion(-)
 create mode 100644 libio/bug-wfflush.c

(limited to 'libio')

diff --git a/libio/Makefile b/libio/Makefile
index 72a6bad..ad2d5dd 100644
--- a/libio/Makefile
+++ b/libio/Makefile
@@ -53,7 +53,7 @@ tests = tst_swprintf tst_wprintf tst_swscanf tst_wscanf tst_getwc tst_putwc   \
 	tst-mmap-setvbuf bug-ungetwc1 bug-ungetwc2 tst-atime tst-eof          \
 	tst-freopen bug-rewind bug-rewind2 bug-ungetc bug-fseek \
 	tst-mmap-eofsync tst-mmap-fflushsync bug-mmap-fflush \
-	tst-mmap2-eofsync tst-mmap-offend bug-fopena+
+	tst-mmap2-eofsync tst-mmap-offend bug-fopena+ bug-wfflush
 test-srcs = test-freopen
 
 all: # Make this the default target; it will be defined in Rules.
diff --git a/libio/bug-wfflush.c b/libio/bug-wfflush.c
new file mode 100644
index 0000000..87695f2
--- /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;
+}
-- 
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