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-rw-r--r--src/or/buffers.c1
-rw-r--r--src/or/main.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/src/or/buffers.c b/src/or/buffers.c
index d42350b22..65b77e06e 100644
--- a/src/or/buffers.c
+++ b/src/or/buffers.c
@@ -253,6 +253,7 @@ int flush_buf(int s, buf_t *buf, int *buf_flushlen)
write_result = send(s, buf->mem, *buf_flushlen, 0);
if (write_result < 0) {
if(!ERRNO_EAGAIN(errno)) { /* it's a real error */
+ assert(errno != EPIPE); /* get a stack trace to find epipe bugs */
return -1;
}
#ifdef MS_WINDOWS
diff --git a/src/or/main.c b/src/or/main.c
index fa7c6c849..ff1d52912 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -631,6 +631,9 @@ static void catch(int the_signal) {
if(options.PidFile)
unlink(options.PidFile);
exit(0);
+ case SIGPIPE:
+ log(LOG_WARN,"Bug: caught sigpipe. Ignoring.");
+ break;
case SIGHUP:
please_reset = 1;
break;
@@ -751,6 +754,7 @@ int tor_main(int argc, char *argv[]) {
#ifndef MS_WINDOWS /* do signal stuff only on unix */
signal (SIGINT, catch); /* catch kills so we can exit cleanly */
signal (SIGTERM, catch);
+ signal (SIGPIPE, catch);
signal (SIGUSR1, catch); /* to dump stats */
signal (SIGHUP, catch); /* to reload directory */
signal (SIGCHLD, catch); /* for exiting dns/cpu workers */