ign some signals for editor

diff --git a/usr.sbin/cron/crontab.c b/usr.sbin/cron/crontab.c
index 31c5814..10c946b 100644 (file)
--- a/usr.sbin/cron/crontab.c
+++ b/usr.sbin/cron/crontab.c
@@ -16,7 +16,7 @@
  */
 
 #if !defined(lint) && !defined(LINT)
-static char rcsid[] = "$Id: crontab.c,v 1.9 1997/04/12 09:39:58 deraadt Exp $";
+static char rcsid[] = "$Id: crontab.c,v 1.10 1997/04/12 14:51:22 deraadt Exp $";
 #endif
 
 /* crontab - install and manage per-user crontab files
@@ -394,6 +394,10 @@ edit_cmd() {
         * close and reopen the file around the edit.
         */
 
+       /* Turn off signals. */
+       (void)signal(SIGHUP, SIG_IGN);
+       (void)signal(SIGINT, SIG_IGN);
+       (void)signal(SIGQUIT, SIG_IGN);
        switch (pid = fork()) {
        case -1:
                perror("fork");
@@ -445,6 +449,9 @@ edit_cmd() {
                } else
                        break;
        }
+       (void)signal(SIGHUP, SIG_DFL);
+       (void)signal(SIGINT, SIG_DFL);
+       (void)signal(SIGQUIT, SIG_DFL);
        if (fstat(t, &statbuf) < 0) {
                perror("fstat");
                goto fatal;