Added `find_alpha()`, and `create_num_str()`.

1 files changed, 17 insertions, 0 deletions

diff --git a/misc.c b/misc.c
index ce286cb..52c5c67 100644
--- a/misc.c
+++ b/misc.c
@@ -1,3 +1,4 @@
+#include <ctype.h>
 #include <string.h>
 #include <stdarg.h>
 #include <stdio.h>
@@ -127,6 +128,22 @@ char *sanitize_str(char *str) {
 	return san_str;
 }
 
+char *find_alpha(const char *str) {
+	for (; !isalpha(*str); str++);
+	return str;
+}
+
+char *create_num_str(const char *str, int num) {
+	char *name;
+	int lead_num = strtol(str, &name, 10);
+	const char *sep = (*name != '-') ? "-" : "";
+	const char *s = find_alpha(name);
+
+	name = calloc(format_len("%04d%s%s", num, sep, s), sizeof(char));
+	sprintf(name, "%04d%s%s", num, sep, str);
+	return name;
+}
+
 int format_len(const char *fmt, ...) {
 	int len = 0;
 	va_list args;