diff options
Diffstat (limited to 'lscolors.c')
-rw-r--r-- | lscolors.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/lscolors.c b/lscolors.c new file mode 100644 index 0000000..41e7b0b --- /dev/null +++ b/lscolors.c @@ -0,0 +1,104 @@ +#include <ctype.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sysexits.h> + +const char *types[11] = { "di", "ln", "so", "pi", "ex", "bd", "cd", "su", "sg", + "tw", "ow" }; +const char col[8] = "abcdefgh"; + +int tolscolors(char *); +int tols_colors(char *); +void usage(void); +char numtocol(char, bool); + +int +main(int argc, char **argv) +{ + if (argc != 2) + usage(); + + if (strchr(argv[1], '=')) + return tolscolors(argv[1]); + else + return tols_colors(argv[1]); + + /* NOTREACHED */ + return 0; +} + +int +tolscolors(char *dircolor) +{ + char *color, *ent, *buf, *val, *val2; + char out[22] = "xxxxxxxxxxxxxxxxxxxxxx"; + bool bold = false; + + while ((ent = buf = strsep(&dircolor, ":")) != NULL) { + for (int i = 0; i < 11; i++) { + if (strncmp(ent, types[i], strlen(types[i])) == 0) { + bold = false; + while ((val = strsep(&buf, "=")) != NULL) { + while ((val2 = strsep(&val, ";")) != + NULL) { + if (strcmp(val2, "01") == 0) { + bold = true; + } else if (val2[0] == '3') { + out[2 * i] = numtocol( + val2[1], bold); + } else if (val2[0] == '4') { + out[2 * i + 1] = + numtocol( + val2[1], NULL); + } + } + } + } + } + } + printf("%s\n", out); + return 0; +} + +char +numtocol(char c, bool bold) +{ + char buf = col[strtol(&c, NULL, 10)]; + if (bold) + return toupper(buf); + else + return buf; +} + +int +tols_colors(char *lscolors) +{ + char *ls_out; + strcpy(ls_out, ""); + + for (int i = 0; i < 11; i++) { + if (lscolors[2 * i] == 'x' && lscolors[2 * i + 1] == 'x') + continue; + sprintf(ls_out + strlen(ls_out), "%s=", types[i]); + if (isupper(lscolors[2 * i])) + sprintf(ls_out + strlen(ls_out), "01;"); + if (tolower(lscolors[2 * i]) == 'x') + sprintf(ls_out + strlen(ls_out), "00"); + else if (tolower(lscolors[2 * i] != 'x')) + sprintf(ls_out + strlen(ls_out), "3%i", (int)(strchr(col, tolower(lscolors[2 * i])) - col)); + if (tolower(lscolors[2 * i + 1]) != 'x') + sprintf(ls_out + strlen(ls_out), ";4%i", (int)(strchr(col, tolower(lscolors[2 * i])) - col)); + sprintf(ls_out + strlen(ls_out), ":"); + } + printf("%s\n", ls_out); + return 0; +} + +void +usage(void) +{ + (void)fprintf(stderr, "%s\n", "usage: lscolors format_code "); + exit(EX_USAGE); +} |