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The C and C++ Include Header Files

cat -n /usr/include/wabt/color.h

     1	/*
     2	 * Copyright 2017 WebAssembly Community Group participants
     3	 *
     4	 * Licensed under the Apache License, Version 2.0 (the "License");
     5	 * you may not use this file except in compliance with the License.
     6	 * You may obtain a copy of the License at
     7	 *
     8	 *     http://www.apache.org/licenses/LICENSE-2.0
     9	 *
    10	 * Unless required by applicable law or agreed to in writing, software
    11	 * distributed under the License is distributed on an "AS IS" BASIS,
    12	 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13	 * See the License for the specific language governing permissions and
    14	 * limitations under the License.
    15	 */
    16	
    17	#ifndef WABT_COLOR_H_
    18	#define WABT_COLOR_H_
    19	
    20	#include <cstdio>
    21	
    22	namespace wabt {
    23	
    24	#define WABT_FOREACH_COLOR_CODE(V) \
    25	  V(Default, "\x1b[0m")            \
    26	  V(Bold, "\x1b[1m")               \
    27	  V(NoBold, "\x1b[22m")            \
    28	  V(Black, "\x1b[30m")             \
    29	  V(Red, "\x1b[31m")               \
    30	  V(Green, "\x1b[32m")             \
    31	  V(Yellow, "\x1b[33m")            \
    32	  V(Blue, "\x1b[34m")              \
    33	  V(Magenta, "\x1b[35m")           \
    34	  V(Cyan, "\x1b[36m")              \
    35	  V(White, "\x1b[37m")
    36	
    37	class Color {
    38	 public:
    39	  Color() : file_(nullptr), enabled_(false) {}
    40	  Color(FILE*, bool enabled = true);
    41	
    42	// Write the given color to the file, if enabled.
    43	#define WABT_COLOR(Name, code) \
    44	  void Name() const { WriteCode(Name##Code()); }
    45	  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
    46	#undef WABT_COLOR
    47	
    48	// Get the color code as a string, if enabled.
    49	#define WABT_COLOR(Name, code) \
    50	  const char* Maybe##Name##Code() const { return enabled_ ? Name##Code() : ""; }
    51	  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
    52	#undef WABT_COLOR
    53	
    54	// Get the color code as a string.
    55	#define WABT_COLOR(Name, code) \
    56	  static const char* Name##Code() { return code; }
    57	  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
    58	#undef WABT_COLOR
    59	
    60	 private:
    61	  static bool SupportsColor(FILE*);
    62	  void WriteCode(const char*) const;
    63	
    64	  FILE* file_;
    65	  bool enabled_;
    66	};
    67	
    68	#undef WABT_FOREACH_COLOR_CODE
    69	
    70	}  // namespace wabt
    71	
    72	#endif  //  WABT_COLOR_H_