Added the config option value parser.

This function, called `parse_option_value()`, parses
the supplied `value` string, and based on the value
type supplied by `opt`, sets a given member of `val`
for that value type.

1 files changed, 14 insertions, 0 deletions

diff --git a/config.c b/config.c
index 148ad7d..3a6b54b 100644
--- a/config.c
+++ b/config.c
@@ -73,6 +73,20 @@ char *get_line(char **str) {
 	return s;
 }
 
+config_val parse_option_value(const config_opt *opt, char *value) {
+	config_val val = {0};
+
+	switch (opt->type) {
+		case TYPE_INT	: (long)val.i = strtol(value, NULL, 0); break;
+		case TYPE_STRING: val.str = value; break;
+		case TYPE_FLOAT	: val.f = strtof(value, NULL); break;
+		case TYPE_BOOL	: (long)val.b = strtol(value, NULL, 0); break;
+		default		: break;
+	}
+
+	return val;
+}
+
 config *parse_config(const char *filename) {
 	/* Size of the file, in bytes. */
 	long filesize = 0;