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-rw-r--r--libio/stdio.h41
1 files changed, 22 insertions, 19 deletions
diff --git a/libio/stdio.h b/libio/stdio.h
index 5e74305..3738e6d 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -166,27 +166,27 @@ __BEGIN_NAMESPACE_STD
This function is a possible cancellation points and therefore not
marked with __THROW. */
#ifndef __USE_FILE_OFFSET64
-extern FILE *tmpfile (void);
+extern FILE *tmpfile (void) __wur;
#else
# ifdef __REDIRECT
-extern FILE *__REDIRECT (tmpfile, (void), tmpfile64);
+extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) __wur;
# else
# define tmpfile tmpfile64
# endif
#endif
#ifdef __USE_LARGEFILE64
-extern FILE *tmpfile64 (void);
+extern FILE *tmpfile64 (void) __wur;
#endif
/* Generate a temporary filename. */
-extern char *tmpnam (char *__s) __THROW;
+extern char *tmpnam (char *__s) __THROW __wur;
__END_NAMESPACE_STD
#ifdef __USE_MISC
/* This is the reentrant variant of `tmpnam'. The only difference is
that it does not allow S to be NULL. */
-extern char *tmpnam_r (char *__s) __THROW;
+extern char *tmpnam_r (char *__s) __THROW __wur;
#endif
@@ -199,7 +199,7 @@ extern char *tmpnam_r (char *__s) __THROW;
P_tmpdir is tried and finally "/tmp". The storage for the filename
is allocated by `malloc'. */
extern char *tempnam (__const char *__dir, __const char *__pfx)
- __THROW __attribute_malloc__;
+ __THROW __attribute_malloc__ __wur;
#endif
@@ -244,21 +244,23 @@ __BEGIN_NAMESPACE_STD
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern FILE *fopen (__const char *__restrict __filename,
- __const char *__restrict __modes);
+ __const char *__restrict __modes) __wur;
/* Open a file, replacing an existing stream with it.
This function is a possible cancellation point and therefore not
marked with __THROW. */
extern FILE *freopen (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream);
+ FILE *__restrict __stream) __wur;
#else
# ifdef __REDIRECT
extern FILE *__REDIRECT (fopen, (__const char *__restrict __filename,
- __const char *__restrict __modes), fopen64);
+ __const char *__restrict __modes), fopen64)
+ __wur;
extern FILE *__REDIRECT (freopen, (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream), freopen64);
+ FILE *__restrict __stream), freopen64)
+ __wur;
# else
# define fopen fopen64
# define freopen freopen64
@@ -267,15 +269,15 @@ extern FILE *__REDIRECT (freopen, (__const char *__restrict __filename,
__END_NAMESPACE_STD
#ifdef __USE_LARGEFILE64
extern FILE *fopen64 (__const char *__restrict __filename,
- __const char *__restrict __modes);
+ __const char *__restrict __modes) __wur;
extern FILE *freopen64 (__const char *__restrict __filename,
__const char *__restrict __modes,
- FILE *__restrict __stream);
+ FILE *__restrict __stream) __wur;
#endif
#ifdef __USE_POSIX
/* Create a new stream that refers to an existing system file descriptor. */
-extern FILE *fdopen (int __fd, __const char *__modes) __THROW;
+extern FILE *fdopen (int __fd, __const char *__modes) __THROW __wur;
#endif
#ifdef __USE_GNU
@@ -283,15 +285,16 @@ extern FILE *fdopen (int __fd, __const char *__modes) __THROW;
and uses the given functions for input and output. */
extern FILE *fopencookie (void *__restrict __magic_cookie,
__const char *__restrict __modes,
- _IO_cookie_io_functions_t __io_funcs) __THROW;
+ _IO_cookie_io_functions_t __io_funcs) __THROW __wur;
/* Create a new stream that refers to a memory buffer. */
-extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes) __THROW;
+extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes)
+ __THROW __wur;
/* Open a stream that writes into a malloc'd buffer that is expanded as
necessary. *BUFLOC and *SIZELOC are updated with the buffer's location
and the number of characters written on fflush or fclose. */
-extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW;
+extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW __wur;
#endif
@@ -367,13 +370,13 @@ __END_NAMESPACE_C99
Store the address of the string in *PTR. */
extern int vasprintf (char **__restrict __ptr, __const char *__restrict __f,
_G_va_list __arg)
- __THROW __attribute__ ((__format__ (__printf__, 2, 0)));
+ __THROW __attribute__ ((__format__ (__printf__, 2, 0))) __wur;
extern int __asprintf (char **__restrict __ptr,
__const char *__restrict __fmt, ...)
- __THROW __attribute__ ((__format__ (__printf__, 2, 3)));
+ __THROW __attribute__ ((__format__ (__printf__, 2, 3))) __wur;
extern int asprintf (char **__restrict __ptr,
__const char *__restrict __fmt, ...)
- __THROW __attribute__ ((__format__ (__printf__, 2, 3)));
+ __THROW __attribute__ ((__format__ (__printf__, 2, 3))) __wur;
/* Write formatted output to a file descriptor.