logind: trivial simplification

[elogind.git] / src / login / logind-button.c

diff --git a/src/login/logind-button.c b/src/login/logind-button.c
index d7211e66ce4d70829790636d1c895669a0b35ac6..d739af8ea2c3f7c023a9455bbca318b9afa99384 100644 (file)
--- a/src/login/logind-button.c
+++ b/src/login/logind-button.c
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
 /***
   This file is part of systemd.
 
@@ -19,19 +17,20 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <assert.h>
-#include <string.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <string.h>
 #include <sys/ioctl.h>
 #include <unistd.h>
 #include <linux/input.h>
 
 #include "sd-messages.h"
-#include "conf-parser.h"
-#include "util.h"
-#include "special.h"
+
+#include "alloc-util.h"
+#include "fd-util.h"
 #include "logind-button.h"
+#include "string-util.h"
+#include "util.h"
 
 Button* button_new(Manager *m, const char *name) {
         Button *b;
@@ -44,15 +43,12 @@ Button* button_new(Manager *m, const char *name) {
                 return NULL;
 
         b->name = strdup(name);
-        if (!b->name) {
-                free(b);
-                return NULL;
-        }
+        if (!b->name)
+                return mfree(b);
 
         if (hashmap_put(m->buttons, b->name, b) < 0) {
                 free(b->name);
-                free(b);
-                return NULL;
+                return mfree(b);
         }
 
         b->manager = m;
@@ -69,12 +65,11 @@ void button_free(Button *b) {
         sd_event_source_unref(b->io_event_source);
         sd_event_source_unref(b->check_event_source);
 
-        if (b->fd >= 0) {
+        if (b->fd >= 0)
                 /* If the device has been unplugged close() returns
                  * ENODEV, let's ignore this, hence we don't use
                  * safe_close() */
-                close(b->fd);
-        }
+                (void) close(b->fd);
 
         free(b->name);
         free(b->seat);
@@ -103,7 +98,7 @@ static void button_lid_switch_handle_action(Manager *manager, bool is_edge) {
         assert(manager);
 
         /* If we are docked, handle the lid switch differently */
-        if (manager_is_docked_or_multiple_displays(manager))
+        if (manager_is_docked_or_external_displays(manager))
                 handle_action = manager->handle_lid_switch_docked;
         else
                 handle_action = manager->handle_lid_switch;
@@ -160,7 +155,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 case KEY_POWER2:
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("Power key pressed."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_POWER_KEY),
+                                   "MESSAGE_ID=" SD_MESSAGE_POWER_KEY_STR,
                                    NULL);
 
                         manager_handle_action(b->manager, INHIBIT_HANDLE_POWER_KEY, b->manager->handle_power_key, b->manager->power_key_ignore_inhibited, true);
@@ -175,7 +170,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 case KEY_SLEEP:
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("Suspend key pressed."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_SUSPEND_KEY),
+                                   "MESSAGE_ID=" SD_MESSAGE_SUSPEND_KEY_STR,
                                    NULL);
 
                         manager_handle_action(b->manager, INHIBIT_HANDLE_SUSPEND_KEY, b->manager->handle_suspend_key, b->manager->suspend_key_ignore_inhibited, true);
@@ -184,7 +179,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 case KEY_SUSPEND:
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("Hibernate key pressed."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_HIBERNATE_KEY),
+                                   "MESSAGE_ID=" SD_MESSAGE_HIBERNATE_KEY_STR,
                                    NULL);
 
                         manager_handle_action(b->manager, INHIBIT_HANDLE_HIBERNATE_KEY, b->manager->handle_hibernate_key, b->manager->hibernate_key_ignore_inhibited, true);
@@ -196,7 +191,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 if (ev.code == SW_LID) {
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("Lid closed."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_LID_CLOSED),
+                                   "MESSAGE_ID=" SD_MESSAGE_LID_CLOSED_STR,
                                    NULL);
 
                         b->lid_closed = true;
@@ -206,7 +201,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 } else if (ev.code == SW_DOCK) {
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("System docked."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_SYSTEM_DOCKED),
+                                   "MESSAGE_ID=" SD_MESSAGE_SYSTEM_DOCKED_STR,
                                    NULL);
 
                         b->docked = true;
@@ -217,7 +212,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 if (ev.code == SW_LID) {
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("Lid opened."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_LID_OPENED),
+                                   "MESSAGE_ID=" SD_MESSAGE_LID_OPENED_STR,
                                    NULL);
 
                         b->lid_closed = false;
@@ -226,7 +221,7 @@ static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *u
                 } else if (ev.code == SW_DOCK) {
                         log_struct(LOG_INFO,
                                    LOG_MESSAGE("System undocked."),
-                                   LOG_MESSAGE_ID(SD_MESSAGE_SYSTEM_UNDOCKED),
+                                   "MESSAGE_ID=" SD_MESSAGE_SYSTEM_UNDOCKED_STR,
                                    NULL);
 
                         b->docked = false;
@@ -242,10 +237,7 @@ int button_open(Button *b) {
 
         assert(b);
 
-        if (b->fd >= 0) {
-                close(b->fd);
-                b->fd = -1;
-        }
+        b->fd = safe_close(b->fd);
 
         p = strjoina("/dev/input/", b->name);
 
@@ -254,8 +246,7 @@ int button_open(Button *b) {
                 return log_warning_errno(errno, "Failed to open %s: %m", b->name);
 
         if (ioctl(b->fd, EVIOCGNAME(sizeof(name)), name) < 0) {
-                log_error_errno(errno, "Failed to get input name: %m");
-                r = -errno;
+                r = log_error_errno(errno, "Failed to get input name: %m");
                 goto fail;
         }
 
@@ -270,8 +261,7 @@ int button_open(Button *b) {
         return 0;
 
 fail:
-        close(b->fd);
-        b->fd = -1;
+        b->fd = safe_close(b->fd);
         return r;
 }