Ignore SIGPIPE, which turned out to be the cause for silent deaths of long-

running ezstream processes.


git-svn-id: https://svn.xiph.org/trunk/ezstream@14255 0101bb08-14d6-0310-b084-bc0e0c8e3800

NEWS

@@ -1,3 +1,11 @@
+Changes in 0.5.3 (SVN):
+
+ * src/ezstream.c:
+   - [FIX]   Prevent (very) long-running ezstream processes from dying without
+             error message by ignoring SIGPIPE where available.
+
+
+
 Changes in 0.5.2, released on 2007-11-04:
 
  * src/ezstream.c:

src/ezstream.c

@@ -134,6 +134,10 @@ int		ez_shutdown(int);
 #ifdef HAVE_SIGNALS
 void		sig_handler(int);
 
+# ifndef SIG_IGN
+#  define SIG_IGN	 (void (*)(int))1
+# endif /* !SIG_IGN */
+
 void
 sig_handler(int sig)
 {
@@ -1250,6 +1254,16 @@ main(int argc, char *argv[])
 			return (ez_shutdown(1));
 		}
 	}
+	/*
+	 * Ignore SIGPIPE, which has been seen to give a long-running ezstream
+	 * process trouble. EOF and/or EPIPE are also easier to handle.
+	 */
+	act.sa_handler = SIG_IGN;
+	if (sigaction(SIGPIPE, &act, NULL) == -1) {
+		printf("%s: sigaction(): %s\n",
+		       __progname, strerror(errno));
+		return (ez_shutdown(1));
+	}
 #endif /* HAVE_SIGNALS */
 
 	if (shout_open(shout) == SHOUTERR_SUCCESS) {