diff options
author | Roland McGrath <roland@gnu.org> | 2002-11-01 20:44:15 +0000 |
---|---|---|
committer | Roland McGrath <roland@gnu.org> | 2002-11-01 20:44:15 +0000 |
commit | c877418f2e806a5d2a07c036bb4ac192a53ccdbf (patch) | |
tree | 198ff8cab8ac7ddfa07b46091cbe4c4a1b50f876 /string | |
parent | aa9937f78c2a5c3b1496888e06b1925a4bd1aba8 (diff) |
* include/libc-symbols.h (__libc_freeres_fn_section, libc_freeres_fn):
New macros.
* elf/dl-close.c (free_mem): Use libc_freeres_fn macro, remove
text_set_element.
* elf/dl-libc.c (free_mem): Likewise.
* iconv/gconv_conf.c (free_mem): Likewise.
* iconv/gconv_db.c (free_mem): Likewise.
* iconv/gconv_dl.c (free_mem): Likewise.
* iconv/gconv_cache.c (free_mem): Likewise.
* intl/finddomain.c (free_mem): Likewise.
* intl/dcigettext.c (free_mem): Likewise.
* locale/setlocale.c (free_mem): Likewise.
* misc/fstab.c (fstab_free): Likewise.
* nss/nsswitch.c (free_mem): Likewise.
* posix/regcomp.c (free_mem): Likewise.
* resolv/gai_misc.c (free_res): Likewise.
* stdlib/fmtmsg.c (free_mem): Likewise.
* sunrpc/clnt_perr.c (free_mem): Likewise.
* sysdeps/generic/setenv.c (free_mem): Likewise.
* sysdeps/unix/sysv/linux/shm_open.c (freeit): Likewise.
* sysdeps/pthread/aio_misc.c (free_res): Likewise.
* time/tzset.c (free_mem): Likewise.
* malloc/mtrace.c (release_libc_mem): Add __libc_freeres_fn_section.
* locale/loadarchive.c (_nl_archive_subfreeres): Likewise.
* malloc/set-freeres.c (__libc_freeres): Likewise.
* login/getutent.c: Include stdlib.h instead of stddef.h.
(buffer): Change into pointer to utmp, add libc_freeres_ptr.
(__getutent): Allocate buffer the first time it is run.
* login/getutid.c: Include stdlib.h instead of stddef.h.
(buffer): Change into pointer to utmp, add libc_freeres_ptr.
(__getutid): Allocate buffer the first time it is run.
* login/getutline.c: Include stdlib.h instead of stddef.h.
(buffer): Change into pointer to utmp, add libc_freeres_ptr.
(__getutline): Allocate buffer the first time it is run.
* malloc/mtrace.c (malloc_trace_buffer): Change into char *.
(mtrace): Allocate malloc_trace_buffer.
* resolv/nsap_addr.c (inet_nsap_ntoa): Decrease size of tmpbuf.
* resolv/ns_print.c (ns_sprintrrf): Decrease size of t.
* string/strerror.c: Include libintl.h and errno.h.
(buf): New variable.
(strerror): Only allocate buffer if actually needed (unknown error).
* time/tzfile.c (transitions): Add libc_freeres_ptr.
(freeres): Remove.
2002-10-25 Jakub Jelinek <jakub@redhat.com>
* include/libc-symbols.h (libc_freeres_ptr): New macro.
* malloc/set-freeres.c (__libc_freeres_ptrs): Define using
symbol_set_define.
(__libc_freeres): Free all pointers in that section.
* Makerules (build-shlib): Add $(LDSEDCMD-$(@F:lib%.so=%).so) to sed
commands when creating .lds script.
(LDSEDCMD-c.so): New variable.
* inet/rcmd.c (ahostbuf): Change into char *. Add libc_freeres_ptr.
(rcmd_af): Use strdup to allocate ahostbuf.
* inet/rexec.c (ahostbuf): Change into char *. Add libc_freeres_ptr.
(rexec_af): Use strdup to allocate ahostbuf.
* stdio-common/reg-printf.c (printf_funcs): Remove.
(__printf_arginfo_table): Change into printf_arginfo_function **.
Add libc_freeres_ptr.
(__register_printf_function): Allocate __printf_arginfo_table
and __printf_function_table the first time it is called.
* stdio-common/printf-parse.h (__printf_arginfo_table): Change into
printf_arginfo_function **.
(parse_one_spec): Add __builtin_expect.
* grp/fgetgrent.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* inet/getnetgrent.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* intl/localealias.c (libc_freeres_ptr): Define if !_LIBC.
(string_space, map): Add libc_freeres_ptr.
(free_mem): Remove.
* misc/efgcvt.c (FCVT_BUFPTR): Add libc_freeres_ptr.
(free_mem): Remove.
* misc/mntent.c (getmntent_buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* crypt/md5-crypt.c (libc_freeres_ptr): Define if !_LIBC.
(buffer): Add libc_freeres_ptr.
(free_mem): Remove for _LIBC.
* nss/getXXbyYY.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* nss/getXXent.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* pwd/fgetpwent.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* resolv/res_hconf.c (ifaddrs): Add libc_freeres_ptr.
(free_mem): Remove.
* shadow/fgetspent.c (buffer): Add libc_freeres_ptr.
(free_mem): Remove.
* sysdeps/posix/ttyname.c (getttyname_name): Add libc_freeres_ptr.
(free_mem): Remove.
* sysdeps/unix/sysv/linux/getsysstats.c (mount_proc): Add
libc_freeres_ptr.
(free_mem): Remove.
* sysdeps/unix/sysv/linux/ttyname.c (getttyname_name, ttyname_buf): Add
libc_freeres_ptr.
(free_mem): Remove.
2002-10-30 Jakub Jelinek <jakub@redhat.com>
* malloc/obstack.c [_LIBC] (obstack_free): Change into strong_alias
instead of duplicating the whole function in libc.
Diffstat (limited to 'string')
-rw-r--r-- | string/strerror.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/string/strerror.c b/string/strerror.c index 8a54a38ee0..5d829d0bf0 100644 --- a/string/strerror.c +++ b/string/strerror.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 93, 94, 95, 96, 98 Free Software Foundation, Inc. +/* Copyright (C) 1991, 93, 94, 95, 96, 98, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,16 +16,30 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#include <libintl.h> #include <stdio.h> #include <string.h> +#include <errno.h> /* Return a string describing the errno code in ERRNUM. The storage is good only until the next call to strerror. Writing to the storage causes undefined behavior. */ +libc_freeres_ptr (static char *buf); + char * strerror (errnum) int errnum; { - static char buf[1024]; - return __strerror_r (errnum, buf, sizeof buf); + char *ret = __strerror_r (errnum, NULL, 0); + int saved_errno; + + if (__builtin_expect (ret != NULL, 1)) + return ret; + saved_errno = errno; + if (buf == NULL) + buf = malloc (1024); + __set_errno (saved_errno); + if (buf == NULL) + return _("Unknown error"); + return __strerror_r (errnum, buf, 1024); } |