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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /libio/tst-setvbuf1.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'libio/tst-setvbuf1.c')
-rw-r--r--libio/tst-setvbuf1.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/libio/tst-setvbuf1.c b/libio/tst-setvbuf1.c
new file mode 100644
index 0000000000..9222d4050d
--- /dev/null
+++ b/libio/tst-setvbuf1.c
@@ -0,0 +1,39 @@
+/* Dereived from the test case in BZ #2337.  */
+#include <errno.h>
+#include <error.h>
+#include <fcntl.h>
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <wchar.h>
+
+
+static char buf[512] __attribute__ ((aligned (4096)));
+
+
+static int
+do_test (void)
+{
+  setlocale (LC_ALL, "de_DE.UTF-8");
+
+  FILE *fp = fdopen (dup (STDOUT_FILENO), "a");
+  if (fp == NULL)
+    error (EXIT_FAILURE, errno, "fdopen(,\"a\")");
+
+  setvbuf (fp, buf, _IOFBF, sizeof (buf));
+
+  /* fwprintf to unbuffered stream.   */
+  fwprintf (fp, L"hello.\n");
+
+  fclose (fp);
+
+  /* touch my buffer */
+  buf[45] = 'a';
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"