From 3e9bdcca84e22c997a071dddf37449ead85aed75 Mon Sep 17 00:00:00 2001
From: Jake Mannens <jake72360@gmail.com>
Date: Sat, 16 Jun 2018 04:49:57 +1000
Subject: Initial commit

---
 kernel/vsprintf.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 kernel/vsprintf.c

(limited to 'kernel/vsprintf.c')

diff --git a/kernel/vsprintf.c b/kernel/vsprintf.c
new file mode 100644
index 0000000..f3feb43
--- /dev/null
+++ b/kernel/vsprintf.c
@@ -0,0 +1,18 @@
+#include <stdarg.h>
+
+int vsprintf(char *str, char *fmt, va_list ap) {
+  char *start = str;
+
+  while(*fmt) {
+    if(*fmt != '%') {
+      *str++ = *fmt++;
+      continue;
+    }
+
+    fmt++;
+  }
+
+  *str = 0;
+
+  return (str - start);
+}
-- 
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