From b2b81414cc6f4c2c4b5539a680c074c8c4592af7 Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Thu, 12 May 2016 21:43:48 +0300
Subject: Fix issues with SIGPIPE.

---
 io.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'io.c')

diff --git a/io.c b/io.c
index ca5545e7..3f25ba9e 100644
--- a/io.c
+++ b/io.c
@@ -894,9 +894,15 @@ redirect(NODE *redir_exp, int redirtype, int *errflg)
 			(void) flush_io();
 
 			os_restore_mode(fileno(stdin));
+#ifdef SIGPIPE
+			signal(SIGPIPE, SIG_DFL);
+#endif
 			if ((rp->output.fp = popen(str, binmode("w"))) == NULL)
 				fatal(_("can't open pipe `%s' for output (%s)"),
 						str, strerror(errno));
+#ifdef SIGPIPE
+			signal(SIGPIPE, SIG_IGN);
+#endif
 
 			/* set close-on-exec */
 			os_close_on_exec(fileno(rp->output.fp), str, "pipe", "to");
@@ -2403,9 +2409,18 @@ gawk_popen(const char *cmd, struct redirect *rp)
 	FILE *current;
 
 	os_restore_mode(fileno(stdin));
+#ifdef SIGPIPE
+	signal(SIGPIPE, SIG_DFL);
+#endif
+
 	current = popen(cmd, binmode("r"));
+
 	if ((BINMODE & BINMODE_INPUT) != 0)
 		os_setbinmode(fileno(stdin), O_BINARY);
+#ifdef SIGPIPE
+	signal(SIGPIPE, SIG_IGN);
+#endif
+
 	if (current == NULL)
 		return NULL;
 	os_close_on_exec(fileno(current), cmd, "pipe", "from");
-- 
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