From: Wayne Davison <wayne@opencoder.net>
Date: Fri, 29 May 2020 21:37:49 +0000 (-0700)
Subject: Give configure's snprintf() test a guaranteed short string at the start.
X-Git-Tag: v3.2.0pre1~77
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c66e08acb3f73ffbbaa9aa515c5de4edb092c0b0;p=thirdparty%2Frsync.git

Give configure's snprintf() test a guaranteed short string at the start.
---

diff --git a/configure.ac b/configure.ac
index fc112875..c2771190 100644
--- a/configure.ac
+++ b/configure.ac
@@ -943,7 +943,7 @@ AC_RUN_IFELSE([AC_LANG_SOURCE([[
 void foo(const char *format, ...) {
        va_list ap;
        int len;
-       char buf[5];
+       static char buf[] = "12345678901234567890";
 
        va_start(ap, format);
        len = vsnprintf(0, 0, format, ap);