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Implement abort() as a call to panic.

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Sponsored by: Netflix
This commit is contained in:
Warner Losh 2018-01-26 17:13:04 +00:00
parent 86bb84d576
commit 2b0268cf0d
3 changed files with 39 additions and 1 deletions
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2
stand/libsa/Makefile
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@ -19,7 +19,7 @@ LIB?= sa
NO_PIC=
# standalone components and stuff we have modified locally
SRCS+= gzguts.h zutil.h __main.c assert.c bcd.c environment.c getopt.c gets.c \
SRCS+= gzguts.h zutil.h __main.c abort.c assert.c bcd.c environment.c getopt.c gets.c \
globals.c pager.c panic.c printf.c strdup.c strerror.c strtol.c strtoul.c \
random.c sbrk.c twiddle.c zalloc.c zalloc_malloc.c

35
stand/libsa/abort.c Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (c) 2018 Netflix. 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("$FreeBSD$");
#include <stand.h>
void
abort(void)
{
panic("Bootloader aborted by abort");
}

3
stand/libsa/stand.h
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@ -346,6 +346,9 @@ extern int unsetenv(const char *name);
extern ev_sethook_t env_noset; /* refuse set operation */
extern ev_unsethook_t env_nounset; /* refuse unset operation */
/* stdlib.h routines */
extern void abort(void);
/* BCD conversions (undocumented) */
extern u_char const bcd2bin_data[];
extern u_char const bin2bcd_data[];