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-rw-r--r--stdio-common/vfprintf.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index b2523574a8..f47eaa2850 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -102,7 +102,6 @@ ssize_t __wprintf_pad __P ((FILE *, wchar_t pad, size_t n));
} \
} while (0)
# define UNBUFFERED_P(S) ((S)->_IO_file_flags & _IO_UNBUFFERED)
-/* This macro must be without parameter! Don't change it. */
#else /* ! USE_IN_LIBIO */
/* This code is for use in the GNU C library. */
# include <stdio.h>
@@ -113,7 +112,7 @@ ssize_t __wprintf_pad __P ((FILE *, wchar_t pad, size_t n));
/* Check file argument for consistence. */ \
if (!__validfp(S) || !S->__mode.__write || Format == NULL) \
{ \
- errno = EINVAL; \
+ __set_errno (EINVAL); \
return -1; \
} \
if (!S->__seen) \
@@ -1431,6 +1430,9 @@ struct helper_file
{
struct _IO_FILE_plus _f;
_IO_FILE *_put_stream;
+#ifdef _IO_MTSAFE_IO
+ _IO_lock_t lock;
+#endif
};
static int
@@ -1483,6 +1485,9 @@ buffered_vfprintf (register _IO_FILE *s, const CHAR_T *format,
hp->_IO_write_ptr = buf;
hp->_IO_write_end = buf + sizeof buf;
hp->_IO_file_flags = _IO_MAGIC|_IO_NO_READS;
+#ifdef _IO_MTSAFE_IO
+ hp->_lock = &helper.lock;
+#endif
_IO_JUMPS (hp) = (struct _IO_jump_t *) &_IO_helper_jumps;
/* Now print to helper instead. */