Use size_t as len type for xSnprintf

Like the C snprintf function

1 files changed, 2 insertions, 2 deletions

diff --git a/XUtils.c b/XUtils.c
index 743d98bf..cd5edb91 100644
--- a/XUtils.c
+++ b/XUtils.c
@@ -184,13 +184,13 @@ int xAsprintf(char** strp, const char* fmt, ...) {
    return r;
 }
 
-int xSnprintf(char* buf, int len, const char* fmt, ...) {
+int xSnprintf(char* buf, size_t len, const char* fmt, ...) {
    va_list vl;
    va_start(vl, fmt);
    int n = vsnprintf(buf, len, fmt, vl);
    va_end(vl);
 
-   if (n < 0 || n >= len) {
+   if (n < 0 || (size_t)n >= len) {
       fail();
    }