X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fsocket.c;h=0864cce86d8969fc0ee357ffaae275ebcd544bbf;hb=2096e009a790073a934f5cd07d17024d3b199d0b;hp=a1b451eba0f9bd640f35fdeb6c3b7a4a148c667b;hpb=8ea913b2eaadbd92e069ea6b71cc5f5df409decf;p=elogind.git

diff --git a/src/socket.c b/src/socket.c
index a1b451eba..0864cce86 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -406,6 +406,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
                 "%sFreeBind: %s\n"
                 "%sTransparent: %s\n"
                 "%sBroadcast: %s\n"
+                "%sPassCred: %s\n"
                 "%sTCPCongestion: %s\n",
                 prefix, socket_state_to_string(s->state),
                 prefix, socket_address_bind_ipv6_only_to_string(s->bind_ipv6_only),
@@ -416,6 +417,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
                 prefix, yes_no(s->free_bind),
                 prefix, yes_no(s->transparent),
                 prefix, yes_no(s->broadcast),
+                prefix, yes_no(s->pass_cred),
                 prefix, strna(s->tcp_congestion));
 
         if (s->control_pid > 0)
@@ -657,6 +659,12 @@ static void socket_apply_socket_options(Socket *s, int fd) {
                         log_warning("SO_BROADCAST failed: %m");
         }
 
+        if (s->pass_cred) {
+                int one = 1;
+                if (setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &one, sizeof(one)) < 0)
+                        log_warning("SO_PASSCRED failed: %m");
+        }
+
         if (s->priority >= 0)
                 if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, &s->priority, sizeof(s->priority)) < 0)
                         log_warning("SO_PRIORITY failed: %m");
@@ -1962,6 +1970,12 @@ int socket_collect_fds(Socket *s, int **fds, unsigned *n_fds) {
                 if (p->fd >= 0)
                         rn_fds++;
 
+        if (rn_fds <= 0) {
+                *fds = NULL;
+                *n_fds = 0;
+                return 0;
+        }
+
         if (!(rfds = new(int, rn_fds)))
                 return -ENOMEM;