Make bind failure messages unique

This helps someone know which part of the code is complaining.

Signed-hostap: Ben Greear <greearb@candelatech.com>

hostapd/ctrl_iface.c

@@ -893,7 +893,7 @@ int hostapd_ctrl_iface_init(struct hostapd_data *hapd)
 			}
 			if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) <
 			    0) {
-				perror("bind(PF_UNIX)");
+				perror("hostapd-ctrl-iface: bind(PF_UNIX)");
 				goto fail;
 			}
 			wpa_printf(MSG_DEBUG, "Successfully replaced leftover "

hostapd/hlr_auc_gw.c

@@ -96,7 +96,7 @@ static int open_socket(const char *path)
 	addr.sun_family = AF_UNIX;
 	os_strlcpy(addr.sun_path, path, sizeof(addr.sun_path));
 	if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
-		perror("bind(PF_UNIX)");
+		perror("hlr-auc-gw: bind(PF_UNIX)");
 		close(s);
 		return -1;
 	}

src/drivers/driver_privsep.c

@@ -651,7 +651,7 @@ static int wpa_driver_privsep_set_param(void *priv, const char *param)
 	os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path));
 	if (bind(drv->priv_socket, (struct sockaddr *) &addr, sizeof(addr)) <
 	    0) {
-		perror("bind(PF_UNIX)");
+		perror("privsep-set-params priv-sock: bind(PF_UNIX)");
 		close(drv->priv_socket);
 		drv->priv_socket = -1;
 		unlink(drv->own_socket_path);
@@ -676,7 +676,7 @@ static int wpa_driver_privsep_set_param(void *priv, const char *param)
 	os_strlcpy(addr.sun_path, drv->own_cmd_path, sizeof(addr.sun_path));
 	if (bind(drv->cmd_socket, (struct sockaddr *) &addr, sizeof(addr)) < 0)
 	{
-		perror("bind(PF_UNIX)");
+		perror("privsep-set-params cmd-sock: bind(PF_UNIX)");
 		close(drv->cmd_socket);
 		drv->cmd_socket = -1;
 		unlink(drv->own_cmd_path);

src/drivers/driver_test.c

@@ -1275,7 +1275,7 @@ static void * test_driver_init(struct hostapd_data *hapd,
 			alen = sizeof(addr_un);
 		}
 		if (bind(drv->test_socket, addr, alen) < 0) {
-			perror("bind(PF_UNIX)");
+			perror("test-driver-init: bind(PF_UNIX)");
 			close(drv->test_socket);
 			if (drv->own_socket_path)
 				unlink(drv->own_socket_path);
@@ -2252,7 +2252,7 @@ static int wpa_driver_test_attach(struct wpa_driver_test_data *drv,
 	os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path));
 	if (bind(drv->test_socket, (struct sockaddr *) &addr,
 		 sizeof(addr)) < 0) {
-		perror("bind(PF_UNIX)");
+		perror("test-driver-attach: bind(PF_UNIX)");
 		close(drv->test_socket);
 		unlink(drv->own_socket_path);
 		os_free(drv->own_socket_path);

src/l2_packet/l2_packet_privsep.c

@@ -173,7 +173,7 @@ struct l2_packet_data * l2_packet_init(
 	addr.sun_family = AF_UNIX;
 	os_strlcpy(addr.sun_path, l2->own_socket_path, sizeof(addr.sun_path));
 	if (bind(l2->fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
-		perror("bind(PF_UNIX)");
+		perror("l2-pkt-privsep: bind(PF_UNIX)");
 		goto fail;
 	}
 

wpa_supplicant/ctrl_iface_unix.c

@@ -375,7 +375,7 @@ wpa_supplicant_ctrl_iface_init(struct wpa_supplicant *wpa_s)
 			}
 			if (bind(priv->sock, (struct sockaddr *) &addr,
 				 sizeof(addr)) < 0) {
-				perror("bind(PF_UNIX)");
+				perror("supp-ctrl-iface-init: bind(PF_UNIX)");
 				goto fail;
 			}
 			wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
@@ -667,7 +667,8 @@ wpa_supplicant_global_ctrl_iface_init(struct wpa_global *global)
 	os_strlcpy(addr.sun_path, global->params.ctrl_interface,
 		   sizeof(addr.sun_path));
 	if (bind(priv->sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
-		perror("bind(PF_UNIX)");
+		perror("supp-global-ctrl-iface-init (will try fixup): "
+		       "bind(PF_UNIX)");
 		if (connect(priv->sock, (struct sockaddr *) &addr,
 			    sizeof(addr)) < 0) {
 			wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not"
@@ -682,7 +683,7 @@ wpa_supplicant_global_ctrl_iface_init(struct wpa_global *global)
 			}
 			if (bind(priv->sock, (struct sockaddr *) &addr,
 				 sizeof(addr)) < 0) {
-				perror("bind(PF_UNIX)");
+				perror("supp-glb-iface-init: bind(PF_UNIX)");
 				goto fail;
 			}
 			wpa_printf(MSG_DEBUG, "Successfully replaced leftover "

wpa_supplicant/wpa_priv.c

@@ -643,7 +643,7 @@ wpa_priv_interface_init(const char *dir, const char *params)
 			}
 			if (bind(iface->fd, (struct sockaddr *) &addr,
 				 sizeof(addr)) < 0) {
-				perror("bind(PF_UNIX)");
+				perror("wpa-priv-iface-init: bind(PF_UNIX)");
 				goto fail;
 			}
 			wpa_printf(MSG_DEBUG, "Successfully replaced leftover "