units: introduce new Documentation= field and make use of it everywhere

[elogind.git] / src / core / load-fragment.c

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index c2efec6657fa23fb33a708c8349a1e280c47a65d..3bc053341c5a8bdac65e4e4bc00590b51f7e401d 100644 (file)
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -2063,6 +2063,43 @@ int config_parse_unit_requires_mounts_for(
         return r;
 }
 
         return r;
 }
 

+int config_parse_documentation(
+                const char *filename,
+                unsigned line,
+                const char *section,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        Unit *u = userdata;
+        int r;
+        char **a, **b;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(u);
+
+        r = config_parse_unit_strv_printf(filename, line, section, lvalue, ltype, rvalue, data, userdata);
+        if (r < 0)
+                return r;
+
+        for (a = b = u->documentation; a && *a; a++) {
+
+                if (is_valid_documentation_url(*a))
+                        *(b++) = *a;
+                else {
+                        log_error("[%s:%u] Invalid URL, ignoring: %s", filename, line, *a);
+                        free(*a);
+                }
+        }
+        *b = NULL;
+
+        return r;
+}
+

 #define FOLLOW_MAX 8
 
 static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {
 #define FOLLOW_MAX 8
 
 static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {