cleanup: Use compound literals for SO_REUSEADDR setsockopt

diff --git a/src/gmond.c b/src/gmond.c
index 2bca05a..291dfad 100644 (file)
--- a/src/gmond.c
+++ b/src/gmond.c
@@ -252,10 +252,8 @@ static int create_sockets(socket_entry_t **ret_sockets, /* {{{ */
       sockets_num++;
       break;
     } else {
-      int yes = 1;
-
       status = setsockopt(sockets[sockets_num].fd, SOL_SOCKET, SO_REUSEADDR,
-                          (void *)&yes, sizeof(yes));
+                          &(int){1}, sizeof(int));
       if (status != 0) {
         WARNING("gmond plugin: setsockopt(2) failed: %s", STRERRNO);
       }

diff --git a/src/network.c b/src/network.c
index d602dfc..64c6d24 100644 (file)
--- a/src/network.c
+++ b/src/network.c
@@ -1728,10 +1728,9 @@ static int network_bind_socket(int fd, const struct addrinfo *ai,
 #else
   int loop = 0;
 #endif
-  int yes = 1;
 
   /* allow multiple sockets to use the same PORT number */
-  if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) == -1) {
+  if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &(int){1}, sizeof(int)) == -1) {
     ERROR("network plugin: setsockopt (reuseaddr): %s", STRERRNO);
     return -1;
   }

diff --git a/src/pinba.c b/src/pinba.c
index 66b9cd1..9f571d0 100644 (file)
--- a/src/pinba.c
+++ b/src/pinba.c
@@ -280,9 +280,6 @@ static int pb_del_socket(pinba_socket_t *s, /* {{{ */
 
 static int pb_add_socket(pinba_socket_t *s, /* {{{ */
                          const struct addrinfo *ai) {
-  int fd;
-  int tmp;
-  int status;
 
   if (s->fd_num == PINBA_MAX_SOCKETS) {
     WARNING("pinba plugin: Sorry, you have hit the built-in limit of "
@@ -292,14 +289,13 @@ static int pb_add_socket(pinba_socket_t *s, /* {{{ */
     return -1;
   }
 
-  fd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
+  int fd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
   if (fd < 0) {
     ERROR("pinba plugin: socket(2) failed: %s", STRERRNO);
     return 0;
   }
 
-  tmp = 1;
-  status = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof(tmp));
+  int status = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &(int){1}, sizeof(int));
   if (status != 0) {
     WARNING("pinba plugin: setsockopt(SO_REUSEADDR) failed: %s", STRERRNO);
   }

diff --git a/src/write_prometheus.c b/src/write_prometheus.c
index 6f9b049..7137558 100644 (file)
--- a/src/write_prometheus.c
+++ b/src/write_prometheus.c
@@ -763,8 +763,7 @@ static int prom_open_socket(int addrfamily) {
     if (fd == -1)
       continue;
 
-    int tmp = 1;
-    if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof(tmp)) != 0) {
+    if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &(int){1}, sizeof(int)) != 0) {
       WARNING("write_prometheus: setsockopt(SO_REUSEADDR) failed: %s",
               STRERRNO);
       close(fd);