1 // Copyright 2012 Google Inc. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef NINJA_EXPLAIN_H_ 16 #define NINJA_EXPLAIN_H_ 17 18 #include <stdio.h> 19 20 #define EXPLAIN(fmt, ...) { \ 21 if (g_explaining) \ 22 fprintf(stderr, "ninja explain: " fmt "\n", __VA_ARGS__); \ 23 } 24 25 extern bool g_explaining; 26 27 extern bool g_keep_depfile; 28 29 extern bool g_keep_rsp; 30 31 extern bool g_experimental_statcache; 32 33 #endif // NINJA_EXPLAIN_H_ 34