Merge topic 'ninja-no-accidental-rsp'

86dd2427 Ninja: Do not force response files when no sysconf(3) limit is used

Source/cmNinjaNormalTargetGenerator.cxx

@@ -388,7 +388,7 @@ static int calculateCommandLineLengthLimit(int linkRuleLength)
   size_t const arrSz = cmArraySize(limits);
   int const sz = *std::min_element(limits, limits + arrSz);
   if (sz == std::numeric_limits<int>::max()) {
-    return -1;
+    return 0;
   }
 
   return sz - linkRuleLength;