treewide: a few more log_*_errno + return simplifications

[elogind.git] / src / sysusers / sysusers.c

diff --git a/src/sysusers/sysusers.c b/src/sysusers/sysusers.c
index 04e973ac17bf784520257ec7b51c3bc0304fc9c4..845a307ae71d912984ff76d36ddcaf806b15d918 100644 (file)
--- a/src/sysusers/sysusers.c
+++ b/src/sysusers/sysusers.c
@@ -67,15 +67,7 @@ typedef struct Item {
 
 static char *arg_root = NULL;
 
-static const char conf_file_dirs[] =
-        "/etc/sysusers.d\0"
-        "/run/sysusers.d\0"
-        "/usr/local/lib/sysusers.d\0"
-        "/usr/lib/sysusers.d\0"
-#ifdef HAVE_SPLIT_USR
-        "/lib/sysusers.d\0"
-#endif
-        ;
+static const char conf_file_dirs[] = CONF_DIRS_NULSTR("sysusers");
 
 static Hashmap *users = NULL, *groups = NULL;
 static Hashmap *todo_uids = NULL, *todo_gids = NULL;
@@ -927,10 +919,8 @@ static int add_user(Item *i) {
         /* Try to use the suggested numeric uid */
         if (i->uid_set) {
                 r = uid_is_ok(i->uid, i->name);
-                if (r < 0) {
-                        log_error("Failed to verify uid " UID_FMT ": %s", i->uid, strerror(-r));
-                        return r;
-                }
+                if (r < 0)
+                        return log_error_errno(r, "Failed to verify uid " UID_FMT ": %m", i->uid);
                 if (r == 0) {
                         log_debug("Suggested user ID " UID_FMT " for %s already used.", i->uid, i->name);
                         i->uid_set = false;
@@ -947,10 +937,9 @@ static int add_user(Item *i) {
                                 log_debug("User ID " UID_FMT " of file not suitable for %s.", c, i->name);
                         else {
                                 r = uid_is_ok(c, i->name);
-                                if (r < 0) {
-                                        log_error("Failed to verify uid " UID_FMT ": %s", i->uid, strerror(-r));
-                                        return r;
-                                } else if (r > 0) {
+                                if (r < 0)
+                                        return log_error_errno(r, "Failed to verify uid " UID_FMT ": %m", i->uid);
+                                else if (r > 0) {
                                         i->uid = c;
                                         i->uid_set = true;
                                 } else
@@ -962,10 +951,8 @@ static int add_user(Item *i) {
         /* Otherwise try to reuse the group ID */
         if (!i->uid_set && i->gid_set) {
                 r = uid_is_ok((uid_t) i->gid, i->name);
-                if (r < 0) {
-                        log_error("Failed to verify uid " UID_FMT ": %s", i->uid, strerror(-r));
-                        return r;
-                }
+                if (r < 0)
+                        return log_error_errno(r, "Failed to verify uid " UID_FMT ": %m", i->uid);
                 if (r > 0) {
                         i->uid = (uid_t) i->gid;
                         i->uid_set = true;
@@ -982,10 +969,9 @@ static int add_user(Item *i) {
                         }
 
                         r = uid_is_ok(search_uid, i->name);
-                        if (r < 0) {
-                                log_error("Failed to verify uid " UID_FMT ": %s", i->uid, strerror(-r));
-                                return r;
-                        } else if (r > 0)
+                        if (r < 0)
+                                return log_error_errno(r, "Failed to verify uid " UID_FMT ": %m", i->uid);
+                        else if (r > 0)
                                 break;
                 }
 
@@ -1079,10 +1065,8 @@ static int add_group(Item *i) {
         /* Try to use the suggested numeric gid */
         if (i->gid_set) {
                 r = gid_is_ok(i->gid);
-                if (r < 0) {
-                        log_error("Failed to verify gid " GID_FMT ": %s", i->gid, strerror(-r));
-                        return r;
-                }
+                if (r < 0)
+                        return log_error_errno(r, "Failed to verify gid " GID_FMT ": %m", i->gid);
                 if (r == 0) {
                         log_debug("Suggested group ID " GID_FMT " for %s already used.", i->gid, i->name);
                         i->gid_set = false;
@@ -1092,10 +1076,8 @@ static int add_group(Item *i) {
         /* Try to reuse the numeric uid, if there's one */
         if (!i->gid_set && i->uid_set) {
                 r = gid_is_ok((gid_t) i->uid);
-                if (r < 0) {
-                        log_error("Failed to verify gid " GID_FMT ": %s", i->gid, strerror(-r));
-                        return r;
-                }
+                if (r < 0)
+                        return log_error_errno(r, "Failed to verify gid " GID_FMT ": %m", i->gid);
                 if (r > 0) {
                         i->gid = (gid_t) i->uid;
                         i->gid_set = true;
@@ -1112,10 +1094,9 @@ static int add_group(Item *i) {
                                 log_debug("Group ID " GID_FMT " of file not suitable for %s.", c, i->name);
                         else {
                                 r = gid_is_ok(c);
-                                if (r < 0) {
-                                        log_error("Failed to verify gid " GID_FMT ": %s", i->gid, strerror(-r));
-                                        return r;
-                                } else if (r > 0) {
+                                if (r < 0)
+                                        return log_error_errno(r, "Failed to verify gid " GID_FMT ": %m", i->gid);
+                                else if (r > 0) {
                                         i->gid = c;
                                         i->gid_set = true;
                                 } else
@@ -1135,10 +1116,9 @@ static int add_group(Item *i) {
                         }
 
                         r = gid_is_ok(search_uid);
-                        if (r < 0) {
-                                log_error("Failed to verify gid " GID_FMT ": %s", i->gid, strerror(-r));
-                                return r;
-                        } else if (r > 0)
+                        if (r < 0)
+                                return log_error_errno(r, "Failed to verify gid " GID_FMT ": %m", i->gid);
+                        else if (r > 0)
                                 break;
                 }
 
@@ -1729,8 +1709,7 @@ static int read_config_file(const char *fn, bool ignore_enoent) {
                         if (ignore_enoent && r == -ENOENT)
                                 return 0;
 
-                        log_error("Failed to open '%s', ignoring: %s", fn, strerror(-r));
-                        return r;
+                        return log_error_errno(r, "Failed to open '%s', ignoring: %m", fn);
                 }
 
                 f = rf;
@@ -1861,7 +1840,7 @@ int main(int argc, char *argv[]) {
 
         r = mac_selinux_init(NULL);
         if (r < 0) {
-                log_error("SELinux setup failed: %s", strerror(-r));
+                log_error_errno(r, "SELinux setup failed: %m");
                 goto finish;
         }
 
@@ -1879,7 +1858,7 @@ int main(int argc, char *argv[]) {
 
                 r = conf_files_list_nulstr(&files, ".conf", arg_root, conf_file_dirs);
                 if (r < 0) {
-                        log_error("Failed to enumerate sysusers.d files: %s", strerror(-r));
+                        log_error_errno(r, "Failed to enumerate sysusers.d files: %m");
                         goto finish;
                 }
 
@@ -1905,19 +1884,19 @@ int main(int argc, char *argv[]) {
 
         lock = take_password_lock(arg_root);
         if (lock < 0) {
-                log_error("Failed to take lock: %s", strerror(-lock));
+                log_error_errno(lock, "Failed to take lock: %m");
                 goto finish;
         }
 
         r = load_user_database();
         if (r < 0) {
-                log_error("Failed to load user database: %s", strerror(-r));
+                log_error_errno(r, "Failed to load user database: %m");
                 goto finish;
         }
 
         r = load_group_database();
         if (r < 0) {
-                log_error("Failed to read group database: %s", strerror(-r));
+                log_error_errno(r, "Failed to read group database: %m");
                 goto finish;
         }
 
@@ -1929,7 +1908,7 @@ int main(int argc, char *argv[]) {
 
         r = write_files();
         if (r < 0)
-                log_error("Failed to write files: %s", strerror(-r));
+                log_error_errno(r, "Failed to write files: %m");
 
 finish:
         while ((i = hashmap_steal_first(groups)))