Merge pull request numenta#40 from breznak/fix_ubuntu_netbeans_cpp

workaround strerror_r ignoring return value warning
breznak · Mar 17, 2014 · 7d1271c · 7d1271c
2 parents 3ecc06a + ecd6ba7
commit 7d1271c
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/os/FStream.cpp b/os/FStream.cpp
@@ -183,7 +183,10 @@ void *ZLib::fopen(const std::string &filename, const std::string &mode,
           case Z_VERSION_ERROR: message = "Zlib version error."; break;
           default:
             char errbuf[256];
-            ::strerror_r(error, errbuf, 256);
+            char* retval = ::strerror_r(error, errbuf, 256);
+            if(retval != NULL) {
+                //empty code to silence -Werror=unused-variable warning
+            }
             message = errbuf;
             break;
         }