diff options
Diffstat (limited to 'colorize.c')
| -rw-r--r-- | colorize.c | 120 |
1 files changed, 90 insertions, 30 deletions
@@ -142,6 +142,7 @@ struct conf { char *exclude_random; char *omit_color_empty; char *rainbow_fg; + char *rainbow_bg; }; enum { DESC_OPTION, DESC_CONF }; @@ -215,7 +216,7 @@ static const char *formats[] = { "%s: option '%s' %s", /* conf */ "config file %s: %s", /* conf file */ "%s %s", /* conf init */ - "%s color '%s' %s" /* rainbow */ + "%s color '%s' %s %s" /* rainbow */ }; enum { GENERIC, FOREGROUND = 0, BACKGROUND }; @@ -234,7 +235,8 @@ enum opt_set { OPT_ATTR_SET = 0x01, OPT_EXCLUDE_RANDOM_SET = 0x02, OPT_OMIT_COLOR_EMPTY_SET = 0x04, - OPT_RAINBOW_FG_SET = 0x08 + OPT_RAINBOW_FG_SET = 0x08, + OPT_RAINBOW_BG_SET = 0x10 }; static struct { char *attr; @@ -249,6 +251,7 @@ enum { OPT_EXCLUDE_RANDOM, OPT_OMIT_COLOR_EMPTY, OPT_RAINBOW_FG, + OPT_RAINBOW_BG, OPT_HELP, OPT_VERSION }; @@ -261,6 +264,7 @@ static const struct option long_opts[] = { { "exclude-random", required_argument, &opt_type, OPT_EXCLUDE_RANDOM }, { "omit-color-empty", no_argument, &opt_type, OPT_OMIT_COLOR_EMPTY }, { "rainbow-fg", no_argument, &opt_type, OPT_RAINBOW_FG }, + { "rainbow-bg", no_argument, &opt_type, OPT_RAINBOW_BG }, { "help", no_argument, &opt_type, OPT_HELP }, { "version", no_argument, &opt_type, OPT_VERSION }, { NULL, 0, NULL, 0 }, @@ -297,10 +301,16 @@ static FILE *log; static unsigned int stacked_vars; static struct var_list *vars_list; +static struct { + bool fg; + bool bg; +} rainbow_from_conf = { false, false }; + static bool clean; static bool clean_all; static bool omit_color_empty; static bool rainbow_fg; +static bool rainbow_bg; static char attr[MAX_ATTRIBUTE_CHARS + 1]; static char *exclude; @@ -317,8 +327,8 @@ static void write_attr (const struct attr *, unsigned int *, const bool); static void process_opt_exclude_random (const char *, const bool); static void parse_conf (const char *, struct conf *); static void assign_conf (const char *, struct conf *, const char *, char *); -static void init_conf_vars (const struct conf *); -static void init_conf_boolean (const char *, bool *, const char *); +static void init_conf_vars (const char *, const struct conf *); +static void init_conf_boolean (const char *, bool *, const char *, bool *); static void init_opts_vars (void); static void print_hint (void); static void print_help (void); @@ -338,8 +348,8 @@ static void save_char (char, char **, size_t *, size_t *); static void find_color_entries (struct color_name **, const struct color **); static void find_color_entry (const struct color_name *, unsigned int, const struct color **); static void print_line (const char *, const struct color **, const char * const, unsigned int, bool); -static unsigned int get_rainbow_index (const struct color **, unsigned int, unsigned int); -static bool skipable_rainbow_index (const struct color **, unsigned int); +static unsigned int get_rainbow_index (const struct color **, unsigned int, unsigned int, unsigned int); +static bool skipable_rainbow_index (const struct color **, unsigned int, unsigned int); static void print_clean (const char *); static bool is_esc (const char *); static const char *get_end_of_esc (const char *); @@ -387,7 +397,7 @@ main (int argc, char **argv) const char *file = NULL; char *conf_file = NULL; - struct conf config = { NULL, NULL, NULL, NULL, NULL }; + struct conf config = { NULL, NULL, NULL, NULL, NULL, NULL }; program_name = argv[0]; atexit (cleanup); @@ -434,12 +444,13 @@ main (int argc, char **argv) if (access (conf_file, F_OK) != -1) parse_conf (conf_file, &config); #endif + init_conf_vars (conf_file, &config); + + init_opts_vars (); + #if !defined(CONF_FILE_TEST) && !defined(TEST) RELEASE (conf_file); #endif - init_conf_vars (&config); - - init_opts_vars (); arg_cnt = argc - optind; @@ -459,6 +470,7 @@ main (int argc, char **argv) { "exclude-random", OPT_EXCLUDE_RANDOM_SET }, { "omit-color-empty", OPT_OMIT_COLOR_EMPTY_SET }, { "rainbow-fg", OPT_RAINBOW_FG_SET }, + { "rainbow-bg", OPT_RAINBOW_BG_SET }, }; for (i = 0; i < COUNT_OF (options, struct option_set); i++) if (opts_set & options[i].set) @@ -467,6 +479,12 @@ main (int argc, char **argv) } else { + if (rainbow_fg && rainbow_bg) + vfprintf_fail ("%s and %s are mutually exclusive", + !rainbow_from_conf.fg ? "--rainbow-fg switch" : "rainbow-fg conf option", + !rainbow_from_conf.bg ? "--rainbow-bg switch" : "rainbow-bg conf option" + ); + if (arg_cnt == 0 || arg_cnt > 2) { vfprintf_diag ("%u arguments provided, expected 1-2 arguments or --clean[-all]", arg_cnt); @@ -562,6 +580,9 @@ process_opts (int argc, char **argv, char **conf_file) case OPT_RAINBOW_FG: opts_set |= OPT_RAINBOW_FG_SET; break; + case OPT_RAINBOW_BG: + opts_set |= OPT_RAINBOW_BG_SET; + break; case OPT_HELP: PRINT_HELP_EXIT (); case OPT_VERSION: @@ -715,6 +736,8 @@ init_opts_vars (void) omit_color_empty = true; if (opts_set & OPT_RAINBOW_FG_SET) rainbow_fg = true; + if (opts_set & OPT_RAINBOW_BG_SET) + rainbow_bg = true; RELEASE (opts_arg.attr); RELEASE (opts_arg.exclude_random); @@ -823,25 +846,38 @@ assign_conf (const char *conf_file, struct conf *config, const char *cfg, char * ASSIGN_CONF (config->omit_color_empty, val); else if (streq (cfg, "rainbow-fg")) ASSIGN_CONF (config->rainbow_fg, val); + else if (streq (cfg, "rainbow-bg")) + ASSIGN_CONF (config->rainbow_bg, val); else vfprintf_fail (formats[FMT_CONF], conf_file, cfg, "not recognized"); } static void -init_conf_vars (const struct conf *config) +init_conf_vars (const char *conf_file, const struct conf *config) { + bool dummy; + if (config->attr) process_opt_attr (config->attr, false); if (config->exclude_random) process_opt_exclude_random (config->exclude_random, false); if (config->omit_color_empty) - init_conf_boolean (config->omit_color_empty, &omit_color_empty, "omit-color-empty"); - if (config->rainbow_fg) - init_conf_boolean (config->rainbow_fg, &rainbow_fg, "rainbow-fg"); + init_conf_boolean (config->omit_color_empty, &omit_color_empty, "omit-color-empty", &dummy); + + if (config->rainbow_fg || config->rainbow_bg) + { + if (config->rainbow_fg && config->rainbow_bg) + vfprintf_fail (formats[FMT_CONF_FILE], conf_file, "rainbow-fg and rainbow-bg option are mutually exclusive"); + + if (config->rainbow_fg) + init_conf_boolean (config->rainbow_fg, &rainbow_fg, "rainbow-fg", &rainbow_from_conf.fg); + else if (config->rainbow_bg) + init_conf_boolean (config->rainbow_bg, &rainbow_bg, "rainbow-bg", &rainbow_from_conf.bg); + } } static void -init_conf_boolean (const char *conf_var, bool *boolean_var, const char *name) +init_conf_boolean (const char *conf_var, bool *boolean_var, const char *name, bool *seen_opt) { if (streq (conf_var, "yes")) *boolean_var = true; @@ -849,6 +885,7 @@ init_conf_boolean (const char *conf_var, bool *boolean_var, const char *name) *boolean_var = false; else vfprintf_fail (formats[FMT_CONF_INIT], name, "conf option is not valid"); + *seen_opt = true; } static void @@ -1028,6 +1065,7 @@ free_conf (struct conf *config) RELEASE (config->exclude_random); RELEASE (config->omit_color_empty); RELEASE (config->rainbow_fg); + RELEASE (config->rainbow_bg); } static void @@ -1101,8 +1139,12 @@ process_args (unsigned int arg_cnt, char **arg_strings, char *attr, const struct } } - /* --rainbow-fg */ - if (rainbow_fg) + /* --rainbow-bg */ + if (rainbow_bg && !color_names[BACKGROUND]) + vfprintf_fail ("background color required with %s", !rainbow_from_conf.bg ? "--rainbow-bg switch" : "rainbow-bg conf option"); + + /* --rainbow{-fg,-bg} */ + if (rainbow_fg || rainbow_bg) { unsigned int i; const unsigned int color_set[2] = { FOREGROUND, BACKGROUND }; @@ -1113,7 +1155,12 @@ process_args (unsigned int arg_cnt, char **arg_strings, char *attr, const struct streq (color_names[color]->name, "none") || streq (color_names[color]->name, "default")) ) - vfprintf_fail (formats[FMT_RAINBOW], tables[color].desc, color_names[color]->orig, "cannot be used with --rainbow-fg"); + { + vfprintf_fail (formats[FMT_RAINBOW], tables[color].desc, color_names[color]->orig, "cannot be used with", + rainbow_fg ? !rainbow_from_conf.fg ? "--rainbow-fg switch" : "rainbow-fg conf option" + : !rainbow_from_conf.bg ? "--rainbow-bg switch" : "rainbow-bg conf option" + ); + } } } @@ -1553,20 +1600,31 @@ print_line (const char *attr, const struct color **colors, const char *const lin /* skip for --omit-color-empty? */ else if (emit_colors) { - /* --rainbow-fg */ - if (rainbow_fg) + /* --rainbow{-fg,-bg} */ + if (rainbow_fg || rainbow_bg) { - unsigned int index; - const unsigned int max_index = tables[FOREGROUND].count - 2; /* omit color default */ + const unsigned int color_sets[2][2] = { { FOREGROUND, BACKGROUND }, { BACKGROUND, FOREGROUND } }; + unsigned int color_iter, color_cmp, set; + unsigned int index, max_index; + + if (rainbow_fg) + set = 0; + else if (rainbow_bg) + set = 1; + + color_iter = color_sets[set][0]; + color_cmp = color_sets[set][1]; + + max_index = tables[color_iter].count - 2; /* omit color default */ if (rainbow_index == 0) - rainbow_index = colors[FOREGROUND]->index; /* init */ + rainbow_index = colors[color_iter]->index; /* init */ else if (rainbow_index > max_index) rainbow_index = 1; /* black */ - index = get_rainbow_index (colors, rainbow_index, max_index); + index = get_rainbow_index (colors, color_cmp, rainbow_index, max_index); - colors[FOREGROUND] = (struct color *)&tables[FOREGROUND].entries[index]; + colors[color_iter] = (struct color *)&tables[color_iter].entries[index]; rainbow_index = index + 1; } @@ -1586,13 +1644,13 @@ print_line (const char *attr, const struct color **colors, const char *const lin } static unsigned int -get_rainbow_index (const struct color **colors, unsigned int index, unsigned int max) +get_rainbow_index (const struct color **colors, unsigned int color_cmp, unsigned int index, unsigned int max) { - if (skipable_rainbow_index (colors, index)) + if (skipable_rainbow_index (colors, color_cmp, index)) { if (index + 1 > max) { - if (skipable_rainbow_index (colors, 1)) + if (skipable_rainbow_index (colors, color_cmp, 1)) return 2; else return 1; @@ -1605,9 +1663,11 @@ get_rainbow_index (const struct color **colors, unsigned int index, unsigned int } static bool -skipable_rainbow_index (const struct color **colors, unsigned int index) +skipable_rainbow_index (const struct color **colors, unsigned int color_cmp, unsigned int index) { - return (colors[BACKGROUND] && index == colors[BACKGROUND]->index); + if (color_cmp == BACKGROUND && !colors[color_cmp]) + return false; + return (index == colors[color_cmp]->index); } static void |