X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fudev%2Fudevadm-trigger.c;h=a52d1b5ad5072120cad792274d3448ef0d46cf29;hb=ec3281d3b681b002dfe1a4bea0532a504e37557a;hp=3608c35cd03f7147d071097961e57f82e86b2082;hpb=7643ac9a8add1f07ffc237c054feb443b5612717;p=elogind.git

diff --git a/src/udev/udevadm-trigger.c b/src/udev/udevadm-trigger.c
index 3608c35cd..a52d1b5ad 100644
--- a/src/udev/udevadm-trigger.c
+++ b/src/udev/udevadm-trigger.c
@@ -24,7 +24,6 @@
 #include <errno.h>
 #include <dirent.h>
 #include <fcntl.h>
-#include <syslog.h>
 #include <fnmatch.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ -32,13 +31,13 @@
 #include <sys/un.h>
 
 #include "udev.h"
+#include "udev-util.h"
 #include "util.h"
 
 static int verbose;
 static int dry_run;
 
-static void exec_list(struct udev_enumerate *udev_enumerate, const char *action)
-{
+static void exec_list(struct udev_enumerate *udev_enumerate, const char *action) {
         struct udev_list_entry *entry;
 
         udev_list_entry_foreach(entry, udev_enumerate_get_list_entry(udev_enumerate)) {
@@ -50,17 +49,16 @@ static void exec_list(struct udev_enumerate *udev_enumerate, const char *action)
                 if (dry_run)
                         continue;
                 strscpyl(filename, sizeof(filename), udev_list_entry_get_name(entry), "/uevent", NULL);
-                fd = open(filename, O_WRONLY);
+                fd = open(filename, O_WRONLY|O_CLOEXEC);
                 if (fd < 0)
                         continue;
                 if (write(fd, action, strlen(action)) < 0)
-                        log_debug("error writing '%s' to '%s': %m\n", action, filename);
+                        log_debug("error writing '%s' to '%s': %m", action, filename);
                 close(fd);
         }
 }
 
-static const char *keyval(const char *str, const char **val, char *buf, size_t size)
-{
+static const char *keyval(const char *str, const char **val, char *buf, size_t size) {
         char *pos;
 
         strscpy(buf, size,str);
@@ -92,8 +90,7 @@ static void help(void) {
                "  -h,--help\n\n");
 }
 
-static int adm_trigger(struct udev *udev, int argc, char *argv[])
-{
+static int adm_trigger(struct udev *udev, int argc, char *argv[]) {
         static const struct option options[] = {
                 { "verbose",           no_argument,       NULL, 'v' },
                 { "dry-run",           no_argument,       NULL, 'n' },
@@ -115,15 +112,12 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[])
                 TYPE_SUBSYSTEMS,
         } device_type = TYPE_DEVICES;
         const char *action = "change";
-        struct udev_enumerate *udev_enumerate;
-        int rc = 0;
+        _cleanup_udev_enumerate_unref_ struct udev_enumerate *udev_enumerate = NULL;
         int c;
 
         udev_enumerate = udev_enumerate_new(udev);
-        if (udev_enumerate == NULL) {
-                rc = 1;
-                goto exit;
-        }
+        if (udev_enumerate == NULL)
+                return 1;
 
         while ((c = getopt_long(argc, argv, "vno:t:c:s:S:a:A:p:g:y:b:h", options, NULL)) >= 0) {
                 const char *key;
@@ -138,24 +132,22 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[])
                         dry_run = 1;
                         break;
                 case 't':
-                        if (streq(optarg, "devices")) {
+                        if (streq(optarg, "devices"))
                                 device_type = TYPE_DEVICES;
-                        } else if (streq(optarg, "subsystems")) {
+                        else if (streq(optarg, "subsystems"))
                                 device_type = TYPE_SUBSYSTEMS;
-                        } else {
-                                log_error("unknown type --type=%s\n", optarg);
-                                rc = 2;
-                                goto exit;
+                        else {
+                                log_error("unknown type --type=%s", optarg);
+                                return 2;
                         }
                         break;
                 case 'c':
                         if (!nulstr_contains("add\0" "remove\0" "change\0", optarg)) {
-                                log_error("unknown action '%s'\n", optarg);
-                                rc = 2;
-                                goto exit;
-                        } else {
+                                log_error("unknown action '%s'", optarg);
+                                return 2;
+                        } else
                                 action = optarg;
-                        }
+
                         break;
                 case 's':
                         udev_enumerate_add_match_subsystem(udev_enumerate, optarg);
@@ -193,9 +185,8 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[])
                         util_remove_trailing_chars(path, '/');
                         dev = udev_device_new_from_syspath(udev, path);
                         if (dev == NULL) {
-                                log_error("unable to open the device '%s'\n", optarg);
-                                rc = 2;
-                                goto exit;
+                                log_error("unable to open the device '%s'", optarg);
+                                return 2;
                         }
                         udev_enumerate_add_match_parent(udev_enumerate, dev);
                         /* drop reference immediately, enumerate pins the device as long as needed */
@@ -204,10 +195,9 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[])
                 }
                 case 'h':
                         help();
-                        goto exit;
+                        return 0;
                 case '?':
-                        rc = 1;
-                        goto exit;
+                        return 1;
                 default:
                         assert_not_reached("Unknown option");
                 }
@@ -222,17 +212,14 @@ static int adm_trigger(struct udev *udev, int argc, char *argv[])
         case TYPE_SUBSYSTEMS:
                 udev_enumerate_scan_subsystems(udev_enumerate);
                 exec_list(udev_enumerate, action);
-                goto exit;
+                return 0;
         case TYPE_DEVICES:
                 udev_enumerate_scan_devices(udev_enumerate);
                 exec_list(udev_enumerate, action);
-                goto exit;
+                return 0;
         default:
                 assert_not_reached("device_type");
         }
-exit:
-        udev_enumerate_unref(udev_enumerate);
-        return rc;
 }
 
 const struct udevadm_cmd udevadm_trigger = {