Added the `set_config_opt()` function.

This function takes the offset of a given member of a
config option in a `config` struct, and sets the
member to the value supplied by `val`, with the type
of value being determined by `type`.

1 files changed, 11 insertions, 0 deletions

diff --git a/config.c b/config.c
index 3a6b54b..859b23c 100644
--- a/config.c
+++ b/config.c
@@ -87,6 +87,16 @@ config_val parse_option_value(const config_opt *opt, char *value) {
 	return val;
 }
 
+void set_config_opt(config *conf, config_type type, size_t offset, config_val val) {
+	switch (type) {
+		case TYPE_INT	: *(int *)(conf+offset) = val.i; break;
+		case TYPE_STRING: *(char **)(conf+offset) = val.str; break;
+		case TYPE_FLOAT	: *(float *)(conf+offset) = val.f; break;
+		case TYPE_BOOL	: *(int *)(conf+offset) = val.b; break;
+		default		: break;
+	}
+}
+
 config *parse_config(const char *filename) {
 	/* Size of the file, in bytes. */
 	long filesize = 0;
@@ -120,6 +130,7 @@ config *parse_config(const char *filename) {
 		/* Is the config option valid? */
 		if (opt->name != NULL) {
 			config_val val = parse_option_value(opt, value);
+			set_config_opt(cfg, opt->type, opt->offset, val);
 		}
 	}
 }