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2005-01-06  Ulrich Drepper  <drepper@redhat.com>

	* misc/sys/cdefs.h: Define __wur.
	* libio/stdio.h: Use __wur for a number of interfaces.
	* posix/unistd.h: Likewise.

	* posix/regex_internal.c (free_state): Free word_trtable.
This commit is contained in:
Ulrich Drepper
2005-01-06 21:01:25 +00:00
parent bb803bff5c
commit 5cf53cc208
4 changed files with 41 additions and 0 deletions
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7
ChangeLog
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@ -1,3 +1,9 @@
2005-01-06 Ulrich Drepper <drepper@redhat.com>
* misc/sys/cdefs.h: Define __wur.
* libio/stdio.h: Use __wur for a number of interfaces.
* posix/unistd.h: Likewise.
2004-12-29 Jakub Jelinek <jakub@redhat.com> 2004-12-29 Jakub Jelinek <jakub@redhat.com>
* sysdeps/ia64/fpu/libm_support.h (__libm_error_support): Use * sysdeps/ia64/fpu/libm_support.h (__libm_error_support): Use
@ -342,6 +348,7 @@
(transit_state): Expect state->trtable to be a 256-item (transit_state): Expect state->trtable to be a 256-item
transition table. Reorganize code to have less tests in transition table. Reorganize code to have less tests in
the common case, and to save an indentation level. the common case, and to save an indentation level.
* posix/regex_internal.c (free_state): Free word_trtable.
2004-12-21 Jakub Jelinek <jakub@redhat.com> 2004-12-21 Jakub Jelinek <jakub@redhat.com>

25
WUR-REPORT Normal file
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@ -0,0 +1,25 @@
<unistd.h>:
lssek: Probably should be __wur but lseek(fd,SEEK_SET,0) will succeed if
the descriptor is fine.
lseek64: same
setuid: will always succeed given correct privileges, so there might
be places which don't check for it.
setreuid: same
seteuid: same
setgid: same
setregid: same
setegid: same
setresuid: same
setresgid: same
<stdio.h>:
setvbuf: if stream and buffer are fine and other parameters constant,
it cannot really fail.
fseek: see lseek
fseeko: likewise
fgetpos: similarly
fsetpos: likewise

8
misc/sys/cdefs.h
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@ -255,6 +255,14 @@
# define __nonnull(params) # define __nonnull(params)
#endif #endif
/* If fortification mode, we warn about unused results of certain
function calls which can lead to problems. */
#if __GNUC_PREREQ (3,4) && __USE_FORTIFY_LEVEL > 0
# define __wur __attribute__ ((__warn_unused_result__))
#else
# define __wur /* Ignore */
#endif
/* It is possible to compile containing GCC extensions even if GCC is /* It is possible to compile containing GCC extensions even if GCC is
run in pedantic mode if the uses are carefully marked using the run in pedantic mode if the uses are carefully marked using the
`__extension__' keyword. But this is not generally available before `__extension__' keyword. But this is not generally available before

1
posix/regex_internal.c
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@ -1668,6 +1668,7 @@ free_state (state)
re_free (state->entrance_nodes); re_free (state->entrance_nodes);
} }
re_node_set_free (&state->nodes); re_node_set_free (&state->nodes);
re_free (state->word_trtable);
re_free (state->trtable); re_free (state->trtable);
re_free (state); re_free (state);
} }