X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/e6082c44cba0749864df4db1e0ce43fb9ce2a68a..29d590d74c6e03f5efe9f743c40a61028ccd491d:/sbr/pidwait.c

diff --git a/sbr/pidwait.c b/sbr/pidwait.c
index 0bbe5880..1572bfe4 100644
--- a/sbr/pidwait.c
+++ b/sbr/pidwait.c
@@ -3,10 +3,15 @@
  * pidwait.c -- wait for child to exit
  *
  * $Id$
+ *
+ * This code is Copyright (c) 2002, by the authors of nmh.  See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
  */
 
 #include <h/mh.h>
 #include <h/signals.h>
+#include <errno.h>
 #include <signal.h>
 
 #ifdef HAVE_SYS_WAIT_H
@@ -17,7 +22,6 @@ int
 pidwait (pid_t id, int sigsok)
 {
     pid_t pid;
-    sigset_t set, oset;
     SIGNAL_HANDLER istat, qstat;
 
 #ifdef WAITINT
@@ -33,7 +37,8 @@ pidwait (pid_t id, int sigsok)
     }
 
 #ifdef HAVE_WAITPID
-    pid = waitpid(id, &status, 0);
+    while ((pid = waitpid(id, &status, 0)) == -1 && errno == EINTR)
+	;
 #else
     while ((pid = wait(&status)) != -1 && pid != id)
 	continue;