109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
/*
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* Copyright (c) 2013 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* colormake.c
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* Colors the output of the make program.
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*/
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <error.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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static const int MODE_NONE = 1;
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static const int MODE_MAKE = 2;
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static const int MODE_GCC = 3;
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static const int MODE_GCC_MSG = 4;
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int main(int argc, char* argv[])
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{
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(void) argc;
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int pipe_fds[2];
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if ( pipe(pipe_fds) )
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error(1, errno, "pipe");
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pid_t child_pid = fork();
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if ( child_pid < 0 )
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error(1, errno, "fork");
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if ( !child_pid )
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{
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dup2(pipe_fds[1], 1);
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dup2(pipe_fds[1], 2);
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close(pipe_fds[0]);
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close(pipe_fds[1]);
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argv[0] = (char*) "make";
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execvp(argv[0], argv);
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if ( errno == ENOENT )
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fprintf(stderr, "It would seem make isn't installed.\n");
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error(127, errno, "%s", argv[0]);
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}
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dup2(pipe_fds[0], 0);
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close(pipe_fds[0]);
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close(pipe_fds[1]);
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char* line = NULL;
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size_t line_size = 0;
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ssize_t line_len;
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int mode = MODE_NONE;
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while ( 0 < (line_len = getline(&line, &line_size, stdin)) )
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{
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if ( strstr(line, "make") )
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mode = MODE_MAKE;
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if ( strstr(line, "cc") || strstr(line, "c++") ||
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strstr(line, "gcc") || strstr(line, "g++") )
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mode = MODE_GCC;
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const char* color = "\e[m";
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int next_mode = MODE_NONE;
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if ( mode == MODE_MAKE )
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color = "\e[36m";
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if ( mode == MODE_GCC )
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color = "\e[32m",
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next_mode = MODE_GCC_MSG;
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if ( mode == MODE_GCC_MSG )
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{
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next_mode = mode;
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if ( strstr(line, "warning:") ||
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strstr(line, "note:") ||
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strstr(line, "In file included from") ||
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strstr(line, " from") ||
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strstr(line, "At global scope") ||
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strstr(line, "At top level") ||
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strstr(line, "In member function") ||
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strstr(line, "In function") ||
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line[0] == ' ' )
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color = "\e[33m";
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else if ( strstr(line, "error:") )
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color = "\e[31m";
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else
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next_mode = MODE_NONE;
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}
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printf("%s%s", color, line);
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fflush(stdout);
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mode = next_mode;
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}
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free(line);
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int stdin_errno = errno;
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int status;
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waitpid(child_pid, &status, 0);
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printf("\e[m");
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fflush(stdout);
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if ( ferror(stdin) )
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error(1, stdin_errno, "stdin");
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return WEXITSTATUS(status);
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}
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