Added the `cleanup()`, and `cleanup_config()`

functions.

1 files changed, 11 insertions, 0 deletions

diff --git a/config.c b/config.c
index f0622c5..8f5722b 100644
--- a/config.c
+++ b/config.c
@@ -105,6 +105,17 @@ void set_config_opt(config *conf, config_type type, size_t offset, config_val va
 	}
 }
 
+void cleanup_config(config *conf) {
+	char *cfg = (char *)conf;
+	for (const config_opt *opt = config_opts; opt->name != NULL; opt++) {
+		/* Is this config option's type a string, and is the string of that config option in conf not NULL? */
+		if (opt->type == TYPE_STRING && *(char **)(cfg+opt->offset) != NULL) {
+			free(*(char **)(cfg+opt->offset));
+		}
+	}
+	free(conf);
+}
+
 config *parse_config(const char *filename) {
 	/* Size of the file, in bytes. */
 	long filesize = 0;