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[w3m-dev 02879] reset signals

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* etc.c (reset_signals): added
* etc.c (mySystem): use reset_signals()
* file.c (uncompress_stream): use reset_signals()
* proto.h (reset_signals): added
* search.c (init_migemo): kill by SIGKILL
* search.c (open_migemo): use reset_signals()
From: Hironori Sakamoto <hsaka@mth.biglobe.ne.jp>
This commit is contained in:
Fumitoshi UKAI
2002-01-21 17:57:27 +00:00
parent a87d5ca932
commit aae61245cf
5 changed files with 45 additions and 14 deletions
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31
etc.c
View File

@@ -1,4 +1,4 @@
/* $Id: etc.c,v 1.16 2001/12/26 18:29:33 ukai Exp $ */
/* $Id: etc.c,v 1.17 2002/01/21 17:57:27 ukai Exp $ */
#include "fm.h"
#include <pwd.h>
#include "myctype.h"
@@ -1031,6 +1031,31 @@ romanAlphabet(int n)
return r;
}
#ifndef SIGIOT
#define SIGIOT SIGABRT
#endif /* not SIGIOT */
void
reset_signals(void)
{
signal(SIGHUP, SIG_DFL); /* terminate process */
signal(SIGINT, SIG_DFL); /* terminate process */
signal(SIGQUIT, SIG_DFL); /* terminate process */
signal(SIGTERM, SIG_DFL); /* terminate process */
signal(SIGILL, SIG_DFL); /* create core image */
signal(SIGIOT, SIG_DFL); /* create core image */
signal(SIGFPE, SIG_DFL); /* create core image */
#ifdef SIGBUS
signal(SIGBUS, SIG_DFL); /* create core image */
#endif /* SIGBUS */
#ifdef SIGCHLD
signal(SIGCHLD, SIG_IGN);
#endif
#ifdef SIGPIPE
signal(SIGPIPE, SIG_IGN);
#endif
}
void
mySystem(char *command, int background)
{
@@ -1043,9 +1068,7 @@ mySystem(char *command, int background)
int pid;
flush_tty();
if ((pid = fork()) == 0) {
#ifdef SIGCHLD
signal(SIGCHLD, SIG_IGN);
#endif
reset_signals();
setpgrp();
close_tty();
fclose(stdout);