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Code

Ignore SIGPIPE.

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This commit is contained in:
Leonid Evdokimov 2008-02-05 12:34:39 +06:00
parent 08030a7fcf
commit 7d4e3714d0
1 changed files with 13 additions and 1 deletions
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14
redsocks.c
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@ -5,6 +5,7 @@
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
#include <fcntl.h> #include <fcntl.h>
#include <signal.h>
#include <errno.h> #include <errno.h>
#include <assert.h> #include <assert.h>
#include <event.h> #include <event.h>
@ -589,11 +590,19 @@ static int redsocks_init()
int error; int error;
int on = 1; int on = 1;
int fd = -1; int fd = -1;
struct sigaction sa = { }, sa_old = { };
sa.sa_handler = SIG_IGN;
sa.sa_flags = SA_RESTART;
if (sigaction(SIGPIPE, &sa, &sa_old) == -1) {
log_errno("sigaction");
return -1;
}
fd = socket(AF_INET, SOCK_STREAM, 0); fd = socket(AF_INET, SOCK_STREAM, 0);
if (fd == -1) { if (fd == -1) {
log_errno("socket"); log_errno("socket");
return -1; goto fail;
} }
error = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); error = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
@ -637,6 +646,9 @@ fail:
if (fd != -1) { if (fd != -1) {
close(fd); close(fd);
} }
// that was the first resource allocation, it return's on failure, not goto-fail's
sigaction(SIGPIPE, &sa_old, NULL);
return -1; return -1;
} }