env-util: add strv_env_pairs_get helper

2021-02-17 21:24:23 +00:00
parent eb590035b9
commit 42e6a77bc5
3 changed files with 25 additions and 0 deletions
@@ -455,6 +455,18 @@ char *strv_env_get(char **l, const char *name) {
        return strv_env_get_n(l, name, strlen(name), 0);
 }

+char *strv_env_pairs_get(char **l, const char *name) {
+        char **key, **value, *result = NULL;
+
+        assert(name);
+
+        STRV_FOREACH_PAIR(key, value, l)
+                if (streq(*key, name))
+                        result = *value;
+
+        return result;
+}
+
 char **strv_env_clean_with_callback(char **e, void (*invalid_callback)(const char *p, void *userdata), void *userdata) {
        char **p, **q;
        int k = 0;