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Drop almost 3k from /bin/sync by moving errno to a seperate file

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to avoid all syscalls pulling in sys_errlst[].

Noted by:  bde
This commit is contained in:
Peter Wemm 2002-10-09 08:04:24 +00:00
parent cfd0804eaf
commit cf9f968444
3 changed files with 31 additions and 2 deletions
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2
lib/libc/gen/Makefile.inc
View file

@ -8,7 +8,7 @@ SRCS+= __xuname.c _pthread_stubs.c _rand48.c _spinlock_stub.c _thread_init.c \
alarm.c arc4random.c assert.c basename.c \
clock.c closedir.c confstr.c \
crypt.c ctermid.c daemon.c devname.c dirname.c disklabel.c \
dlfcn.c dlfunc.c drand48.c erand48.c err.c errlst.c \
dlfcn.c dlfunc.c drand48.c erand48.c err.c errlst.c errno.c \
exec.c fmtcheck.c fmtmsg.c fnmatch.c fstab.c ftok.c fts.c \
getbootfile.c getbsize.c \
getcap.c getcwd.c getdomainname.c getgrent.c getgrouplist.c \

1
lib/libc/gen/errlst.c
View file

@ -150,5 +150,4 @@ const char *const sys_errlist[] = {
/* General */
"Programming error", /* 88 - EDOOFUS */
};
int errno;
const int sys_nerr = sizeof(sys_errlist) / sizeof(sys_errlist[0]);

30
lib/libc/gen/errno.c Normal file
View file

@ -0,0 +1,30 @@
/*-
* Copyright (c) 2002 Peter Wemm <peter@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
int errno;