# HG changeset patch
# User Mike Becker <universe@uap-core.de>
# Date 1705443375 -3600
# Node ID fda0f1910d7ede2c2270534bf6553b79309e8635
# Parent  b02ad05c7f2da9f10df1bd679424b95490bc8370
fix unnecessary printf retry when printed string is empty

diff -r b02ad05c7f2d -r fda0f1910d7e src/printf.c
--- a/src/printf.c	Tue Jan 16 23:15:36 2024 +0100
+++ b/src/printf.c	Tue Jan 16 23:16:15 2024 +0100
@@ -108,7 +108,7 @@
     va_list ap2;
     va_copy(ap2, ap);
     int ret = vsnprintf(buf, CX_PRINTF_SBO_SIZE, fmt, ap);
-    if (ret > 0 && ret < CX_PRINTF_SBO_SIZE) {
+    if (ret >= 0 && ret < CX_PRINTF_SBO_SIZE) {
         s.ptr = cxMalloc(a, ret + 1);
         if (s.ptr) {
             s.length = (size_t) ret;