From 67a0755a248c9793a1e7a3cf73f4041b2103ebf7 Mon Sep 17 00:00:00 2001
From: Malfurious <m@lfurio.us>
Date: Mon, 2 Oct 2023 02:34:50 -0400
Subject: Add strict_strtoul

Signed-off-by: Malfurious <m@lfurio.us>
---
 helpers.c | 6 ++++++
 helpers.h | 1 +
 2 files changed, 7 insertions(+)

diff --git a/helpers.c b/helpers.c
index 8e3be13..163cd2e 100644
--- a/helpers.c
+++ b/helpers.c
@@ -11,6 +11,12 @@ void *xmalloc(size_t size) {
     return ptr;
 }
 
+unsigned long strict_strtoul(const char *nptr, int base) {
+    char *endptr;
+    unsigned long ret = strtoul(nptr, &endptr, base);
+    return (*endptr ? 0 : ret);
+}
+
 void cursinit(void) {
     setlocale(LC_ALL, "");
     initscr();
diff --git a/helpers.h b/helpers.h
index 02607bb..a415a6c 100644
--- a/helpers.h
+++ b/helpers.h
@@ -7,6 +7,7 @@
 #define KEY_ESCAPE 0x1b
 
 extern void *xmalloc(size_t size);
+extern unsigned long strict_strtoul(const char *nptr, int base);
 
 extern void cursinit(void);
 extern void cursupdate(void);
-- 
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