彩色的grep？

为了搜索源代码，我使用了ack 。 它有很多选项对于搜索代码是有意义的（比如自动忽略SCM目录）。

这是我有时使用的日志着色工具的一个片段。

请注意，这只适用于标准输入/标准输出和支持ANSI颜色的终端。

 #include <stdio.h> #include <regex.h> #define MAX_LINE 4096 #define RESET "\033[0m" #define BLACK "\033[30m" /* Black */ #define RED "\033[31m" /* Red */ #define GREEN "\033[32m" /* Green */ #define YELLOW "\033[33m" /* Yellow */ #define BLUE "\033[34m" /* Blue */ #define MAGENTA "\033[35m" /* Magenta */ #define CYAN "\033[36m" /* Cyan */ #define WHITE "\033[37m" /* White */ #define BOLDBLACK "\033[1m\033[30m" /* Bold Black */ #define BOLDRED "\033[1m\033[31m" /* Bold Red */ #define BOLDGREEN "\033[1m\033[32m" /* Bold Green */ #define BOLDYELLOW "\033[1m\033[33m" /* Bold Yellow */ #define BOLDBLUE "\033[1m\033[34m" /* Bold Blue */ #define BOLDMAGENTA "\033[1m\033[35m" /* Bold Magenta */ #define BOLDCYAN "\033[1m\033[36m" /* Bold Cyan */ #define BOLDWHITE "\033[1m\033[37m" /* Bold White */ static int selected_color = 0; static char *colors[] = { "-green", GREEN, "-black", BLACK, "-red", RED, "-yellow", YELLOW, "-blue", BLUE, "-magenta", MAGENTA, "-cyan", CYAN, "-white", WHITE, "-boldgreen", BOLDGREEN, "-boldblack", BOLDBLACK, "-boldred", BOLDRED, "-boldyellow", BOLDYELLOW, "-boldblue", BOLDBLUE, "-boldmagenta", BOLDMAGENTA, "-boldcyan", BOLDCYAN, "-boldwhite", BOLDWHITE, NULL }; /*----------------------------------------------------------------------*/ int main(int argc, char *argv[]) { char buf[MAX_LINE]; int has_re = 0; regex_t re; if (argc > 1) { if (argc > 2) { int idx = 0; while (colors[idx*2]) { if (!strcmp(colors[idx*2], argv[1])) { selected_color = idx; break; } idx++; } if (regcomp(&re, argv[2], REG_EXTENDED | REG_NEWLINE)) { printf("regcomp() failed!\n"); return -1; } } else if (regcomp(&re, argv[1], REG_EXTENDED | REG_NEWLINE)) { printf("regcomp() failed!\n"); return -1; } has_re = 1; } else { printf("Usage: %s [ -red | -blue | -cyan | -white | -black | " "-yellow | -magenta ] <regexp>\n", argv[0]); return -1; } while (fgets(buf, MAX_LINE, stdin) == buf) { char *bbuf = buf; while (1) { if (has_re) { regmatch_t match[10]; if (regexec(&re, bbuf, re.re_nsub + 1, match, 0)) { printf("%s", bbuf); break; } else { int i, idx; for (i=idx=0; i<1; i++) { if (match[0].rm_so < 0) { break; } else { printf("%.*s", (int)(match[i].rm_so-idx), bbuf+idx); printf( "%s%.*s" RESET, colors[selected_color*2+1], (int)(match[i].rm_eo-match[i].rm_so), bbuf+(int)match[i].rm_so); idx = match[i].rm_eo; bbuf += idx; } } } } fflush(stdout); } } if (has_re) { regfree(&re); } return 0; } 

有许多支持Colortail着色的程序

也许这也可以帮助： GenericColouriser

我们使用裸尾巴 ，现在如果他们为baregrep添加颜色，那就太好了。