Quick patch to fix a bug where issuing ctl-c while in crontab -e

leaves editor running in background (PR: bin/751)

Submitted by:	 candy@fct.kgc.co.jp (Toshihiro Kanda)
This commit is contained in:
Marc G. Fournier 1996-04-09 20:28:16 +00:00
parent a9251605ba
commit fd2c4394ca
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=15161

View File

@ -17,7 +17,7 @@
*/
#if !defined(lint) && !defined(LINT)
static char rcsid[] = "$Id: crontab.c,v 1.2 1994/12/21 11:06:08 ache Exp $";
static char rcsid[] = "$Id: crontab.c,v 1.3 1995/05/30 03:47:04 rgrimes Exp $";
#endif
/* crontab - install and manage per-user crontab files
@ -404,8 +404,7 @@ edit_cmd() {
ProgramName);
exit(ERROR_EXIT);
}
sprintf(q, "%s %s", editor, Filename);
execlp(_PATH_BSHELL, _PATH_BSHELL, "-c", q, NULL);
execlp(editor, editor, Filename, NULL);
perror(editor);
exit(ERROR_EXIT);
/*NOTREACHED*/
@ -415,7 +414,16 @@ edit_cmd() {
}
/* parent */
{
void (*f[4])();
f[0] = signal(SIGHUP, SIG_IGN);
f[1] = signal(SIGINT, SIG_IGN);
f[2] = signal(SIGTERM, SIG_IGN);
xpid = wait(&waiter);
signal(SIGHUP, f[0]);
signal(SIGINT, f[1]);
signal(SIGTERM, f[2]);
}
if (xpid != pid) {
fprintf(stderr, "%s: wrong PID (%d != %d) from \"%s\"\n",
ProgramName, xpid, pid, editor);