Ninja
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00001 // Copyright 2012 Google Inc. All Rights Reserved. 00002 // 00003 // Licensed under the Apache License, Version 2.0 (the "License"); 00004 // you may not use this file except in compliance with the License. 00005 // You may obtain a copy of the License at 00006 // 00007 // http://www.apache.org/licenses/LICENSE-2.0 00008 // 00009 // Unless required by applicable law or agreed to in writing, software 00010 // distributed under the License is distributed on an "AS IS" BASIS, 00011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00012 // See the License for the specific language governing permissions and 00013 // limitations under the License. 00014 00015 #ifndef NINJA_EXPLAIN_H_ 00016 #define NINJA_EXPLAIN_H_ 00017 00018 #include <stdio.h> 00019 00020 #define EXPLAIN(fmt, ...) { \ 00021 if (g_explaining) \ 00022 fprintf(stderr, "ninja explain: " fmt "\n", __VA_ARGS__); \ 00023 } 00024 00025 extern bool g_explaining; 00026 00027 #endif // NINJA_EXPLAIN_H_