macro: const'ify MIN/MAX/... macros

[elogind.git] / src / shared / util.c

diff --git a/src/shared/util.c b/src/shared/util.c
index 3d16cd1a13a5c52d4a30d955a5235adcefe8c3c7..d6cea4d208371e6275648c7cbabba2c9d1c4c78e 100644 (file)
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -6868,11 +6868,13 @@ char *tempfn_random(const char *p) {
 bool is_localhost(const char *hostname) {
         assert(hostname);
 
-        /* This tries to identify local hostnames described in RFC6761
-         * plus the redhatism of .localdomain */
+        /* This tries to identify local host and domain names
+         * described in RFC6761 plus the redhatism of .localdomain */
 
         return streq(hostname, "localhost") ||
                streq(hostname, "localhost.") ||
+               streq(hostname, "localdomain.") ||
+               streq(hostname, "localdomain") ||
                endswith(hostname, ".localhost") ||
                endswith(hostname, ".localhost.") ||
                endswith(hostname, ".localdomain") ||
@@ -6918,3 +6920,15 @@ int take_password_lock(const char *root) {
 
         return fd;
 }
+
+int is_symlink(const char *path) {
+        struct stat info;
+
+        if (lstat(path, &info) < 0)
+                return -errno;
+
+        if (S_ISLNK(info.st_mode))
+                return 1;
+
+        return 0;
+}