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Replace some syscalls with libc version, this makes abort work better with

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libkse. Tested under libc_r, libkse, libthr.

Reviewed by: deischen
This commit is contained in:
David Xu 2003-08-16 11:43:57 +00:00
parent 78a49a45bc
commit 1d29b48683
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=118988
1 changed files with 7 additions and 10 deletions
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17
lib/libc/stdlib/abort.c
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@ -37,19 +37,16 @@ static char sccsid[] = "@(#)abort.c 8.1 (Berkeley) 6/4/93";
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "namespace.h"
#include <signal.h>
#include <stdlib.h>
#include <stddef.h>
#include <unistd.h>
#include <pthread.h>
#include "un-namespace.h"
void (*__cleanup)();
/* XXX - why are these declarations here? */
extern int __sys_sigprocmask(int, const sigset_t *, sigset_t *);
extern int __sys_sigaction(int, const struct sigaction *,
struct sigaction *);
void
abort()
{
@ -68,8 +65,8 @@ abort()
* any errors -- ISO C doesn't allow abort to return anyway.
*/
sigdelset(&act.sa_mask, SIGABRT);
(void)__sys_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
(void)kill(getpid(), SIGABRT);
(void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
(void)raise(SIGABRT);
/*
* If SIGABRT was ignored, or caught and the handler returns, do
@ -78,9 +75,9 @@ abort()
act.sa_handler = SIG_DFL;
act.sa_flags = 0;
sigfillset(&act.sa_mask);
(void)__sys_sigaction(SIGABRT, &act, NULL);
(void)_sigaction(SIGABRT, &act, NULL);
sigdelset(&act.sa_mask, SIGABRT);
(void)__sys_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
(void)kill(getpid(), SIGABRT);
(void)_sigprocmask(SIG_SETMASK, &act.sa_mask, NULL);
(void)raise(SIGABRT);
exit(1);
}