X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/f475d48680eb8bb0b6543efab9057eba2773666e..e6c91771:/sbr/signals.c?ds=inline

diff --git a/sbr/signals.c b/sbr/signals.c
index eb26e632..accb6950 100644
--- a/sbr/signals.c
+++ b/sbr/signals.c
@@ -1,6 +1,4 @@
-
-/*
- * signals.c -- general signals interface for nmh
+/* signals.c -- general signals interface for nmh
  *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
@@ -9,6 +7,7 @@
 
 #include <h/mh.h>
 #include <h/signals.h>
+#include "m_mktemp.h"
 
 
 /*
@@ -78,3 +77,30 @@ SIGNAL2 (int sig, SIGNAL_HANDLER func)
     return (oact.sa_handler);
 }
 
+
+/*
+ * For use by nmh_init().
+ */
+int
+setup_signal_handlers(void) {
+    /*
+     * Catch HUP, INT, QUIT, and TERM so that we can clean up tmp
+     * files when the user terminates the process early.  And also a
+     * few other common signals that can be thrown due to bugs, stack
+     * overflow, etc.
+     */
+
+    if (SIGNAL(SIGHUP,  remove_registered_files) == SIG_ERR  ||
+        SIGNAL(SIGINT,  remove_registered_files) == SIG_ERR  ||
+        SIGNAL(SIGQUIT, remove_registered_files) == SIG_ERR  ||
+        SIGNAL(SIGTERM, remove_registered_files) == SIG_ERR  ||
+        SIGNAL(SIGILL,  remove_registered_files) == SIG_ERR  ||
+#       ifdef SIGBUS
+        SIGNAL(SIGBUS,  remove_registered_files) == SIG_ERR  ||
+#       endif
+        SIGNAL(SIGSEGV, remove_registered_files) == SIG_ERR) {
+        return NOTOK;
+    }
+
+    return OK;
+}