Added the `make_str()` function.

This function automatically allocates a string that's
the same size of the supplied string, and copies it to
this newly allocated string, which is then returned.

Since this uses `malloc()`, it must be `free()`'d
after it's been used.

1 files changed, 9 insertions, 1 deletions

diff --git a/config.c b/config.c
index 6847587..f0622c5 100644
--- a/config.c
+++ b/config.c
@@ -72,13 +72,21 @@ char *get_line(char **str) {
 	return s;
 }
 
+char *make_str(const char *str) {
+	const size_t length = strlen(str);
+	char *s = malloc(length+1);
+	memset(s, 0, length+1);
+	memcpy(s, str, length);
+	return s;
+}
+
 config_val parse_option_value(const config_opt *opt, char *value) {
 	config_val val = {0};
 
 	switch (opt->type) {
 		case TYPE_INT	:
 		case TYPE_BOOL	: val.i = strtol(value, NULL, 0); break;
-		case TYPE_STRING: val.str = value; break;
+		case TYPE_STRING: val.str = make_str(value); break;
 		case TYPE_FLOAT	: val.f = strtof(value, NULL); break;
 		default		: break;
 	}