systemadm: update UI when jobs/units change

[elogind.git] / unit-name.c

diff --git a/unit-name.c b/unit-name.c
index 5053d30f29a4721a6b5b43671a8400cacff93de8..c5901cacfa3bf9c14fd95b91e6a2c8e1a3d42110 100644 (file)
--- a/unit-name.c
+++ b/unit-name.c
@@ -371,3 +371,54 @@ char *unit_name_template(const char *f) {
         return r;
 
 }
+
+char *unit_name_from_path(const char *path, const char *suffix) {
+        char *p, *r;
+
+        assert(path);
+        assert(suffix);
+
+        if (!(p = strdup(path)))
+                return NULL;
+
+        path_kill_slashes(p);
+
+        path = p[0] == '/' ? p + 1 : p;
+
+        if (path[0] == 0) {
+                free(p);
+                return strappend("-", suffix);
+        }
+
+        r = unit_name_build_escape(path, NULL, suffix);
+        free(p);
+
+        return r;
+}
+
+char *unit_name_to_path(const char *name) {
+        char *w, *e;
+
+        assert(name);
+
+        if (!(w = unit_name_to_prefix(name)))
+                return NULL;
+
+        e = unit_name_unescape(w);
+        free(w);
+
+        if (!e)
+                return NULL;
+
+        if (e[0] != '/') {
+                w = strappend("/", e);
+                free(e);
+
+                if (!w)
+                        return NULL;
+
+                e = w;
+        }
+
+        return e;
+}