1 /* $OpenBSD: cmd-set-option.c,v 1.26 2009/11/18 13:16:33 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 21 #include <stdlib.h> 22 #include <string.h> 23 24 #include "tmux.h" 25 26 /* 27 * Set an option. 28 */ 29 30 int cmd_set_option_exec(struct cmd *, struct cmd_ctx *); 31 32 const struct cmd_entry cmd_set_option_entry = { 33 "set-option", "set", 34 "[-agu] " CMD_TARGET_SESSION_USAGE " option [value]", 35 CMD_ARG12, "agu", 36 NULL, 37 cmd_target_parse, 38 cmd_set_option_exec, 39 cmd_target_free, 40 cmd_target_print 41 }; 42 43 const char *set_option_status_keys_list[] = { 44 "emacs", "vi", NULL 45 }; 46 const char *set_option_status_justify_list[] = { 47 "left", "centre", "right", NULL 48 }; 49 const char *set_option_bell_action_list[] = { 50 "none", "any", "current", NULL 51 }; 52 const struct set_option_entry set_option_table[] = { 53 { "base-index", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 54 { "bell-action", SET_OPTION_CHOICE, 0, 0, set_option_bell_action_list }, 55 { "buffer-limit", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 56 { "default-command", SET_OPTION_STRING, 0, 0, NULL }, 57 { "default-path", SET_OPTION_STRING, 0, 0, NULL }, 58 { "default-shell", SET_OPTION_STRING, 0, 0, NULL }, 59 { "default-terminal", SET_OPTION_STRING, 0, 0, NULL }, 60 { "display-panes-colour", SET_OPTION_COLOUR, 0, 0, NULL }, 61 { "display-panes-time", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 62 { "display-time", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 63 { "history-limit", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 64 { "lock-after-time", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 65 { "lock-command", SET_OPTION_STRING, 0, 0, NULL }, 66 { "lock-server", SET_OPTION_FLAG, 0, 0, NULL }, 67 { "message-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 68 { "message-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 69 { "message-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 70 { "message-limit", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 71 { "mouse-select-pane", SET_OPTION_FLAG, 0, 0, NULL }, 72 { "prefix", SET_OPTION_KEYS, 0, 0, NULL }, 73 { "repeat-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 74 { "set-remain-on-exit", SET_OPTION_FLAG, 0, 0, NULL }, 75 { "set-titles", SET_OPTION_FLAG, 0, 0, NULL }, 76 { "set-titles-string", SET_OPTION_STRING, 0, 0, NULL }, 77 { "status", SET_OPTION_FLAG, 0, 0, NULL }, 78 { "status-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 79 { "status-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 80 { "status-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 81 { "status-interval", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 82 { "status-justify", 83 SET_OPTION_CHOICE, 0, 0, set_option_status_justify_list }, 84 { "status-keys", SET_OPTION_CHOICE, 0, 0, set_option_status_keys_list }, 85 { "status-left", SET_OPTION_STRING, 0, 0, NULL }, 86 { "status-left-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 87 { "status-left-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 88 { "status-left-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 89 { "status-left-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 90 { "status-right", SET_OPTION_STRING, 0, 0, NULL }, 91 { "status-right-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 92 { "status-right-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 93 { "status-right-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 94 { "status-right-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 95 { "status-utf8", SET_OPTION_FLAG, 0, 0, NULL }, 96 { "terminal-overrides", SET_OPTION_STRING, 0, 0, NULL }, 97 { "update-environment", SET_OPTION_STRING, 0, 0, NULL }, 98 { "visual-activity", SET_OPTION_FLAG, 0, 0, NULL }, 99 { "visual-bell", SET_OPTION_FLAG, 0, 0, NULL }, 100 { "visual-content", SET_OPTION_FLAG, 0, 0, NULL }, 101 { NULL, 0, 0, 0, NULL } 102 }; 103 104 int 105 cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx) 106 { 107 struct cmd_target_data *data = self->data; 108 struct session *s; 109 struct client *c; 110 struct options *oo; 111 const struct set_option_entry *entry, *opt; 112 struct jobs *jobs; 113 struct job *job, *nextjob; 114 u_int i; 115 int try_again; 116 117 if (cmd_check_flag(data->chflags, 'g')) 118 oo = &global_s_options; 119 else { 120 if ((s = cmd_find_session(ctx, data->target)) == NULL) 121 return (-1); 122 oo = &s->options; 123 } 124 125 if (*data->arg == '\0') { 126 ctx->error(ctx, "invalid option"); 127 return (-1); 128 } 129 130 entry = NULL; 131 for (opt = set_option_table; opt->name != NULL; opt++) { 132 if (strncmp(opt->name, data->arg, strlen(data->arg)) != 0) 133 continue; 134 if (entry != NULL) { 135 ctx->error(ctx, "ambiguous option: %s", data->arg); 136 return (-1); 137 } 138 entry = opt; 139 140 /* Bail now if an exact match. */ 141 if (strcmp(entry->name, data->arg) == 0) 142 break; 143 } 144 if (entry == NULL) { 145 ctx->error(ctx, "unknown option: %s", data->arg); 146 return (-1); 147 } 148 149 if (cmd_check_flag(data->chflags, 'u')) { 150 if (cmd_check_flag(data->chflags, 'g')) { 151 ctx->error(ctx, 152 "can't unset global option: %s", entry->name); 153 return (-1); 154 } 155 if (data->arg2 != NULL) { 156 ctx->error(ctx, 157 "value passed to unset option: %s", entry->name); 158 return (-1); 159 } 160 161 options_remove(oo, entry->name); 162 ctx->info(ctx, "unset option: %s", entry->name); 163 } else { 164 switch (entry->type) { 165 case SET_OPTION_STRING: 166 set_option_string(ctx, oo, entry, 167 data->arg2, cmd_check_flag(data->chflags, 'a')); 168 break; 169 case SET_OPTION_NUMBER: 170 set_option_number(ctx, oo, entry, data->arg2); 171 break; 172 case SET_OPTION_KEYS: 173 set_option_keys(ctx, oo, entry, data->arg2); 174 break; 175 case SET_OPTION_COLOUR: 176 set_option_colour(ctx, oo, entry, data->arg2); 177 break; 178 case SET_OPTION_ATTRIBUTES: 179 set_option_attributes(ctx, oo, entry, data->arg2); 180 break; 181 case SET_OPTION_FLAG: 182 set_option_flag(ctx, oo, entry, data->arg2); 183 break; 184 case SET_OPTION_CHOICE: 185 set_option_choice(ctx, oo, entry, data->arg2); 186 break; 187 } 188 } 189 190 recalculate_sizes(); 191 192 /* 193 * Special-case: kill all persistent jobs if status-left, status-right 194 * or set-titles-string have changed. Persistent jobs are only used by 195 * the status line at the moment so this works XXX. 196 */ 197 if (strcmp(entry->name, "status-left") == 0 || 198 strcmp(entry->name, "status-right") == 0 || 199 strcmp(entry->name, "set-titles-string") == 0) { 200 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 201 c = ARRAY_ITEM(&clients, i); 202 if (c == NULL || c->session == NULL) 203 continue; 204 205 jobs = &c->status_jobs; 206 do { 207 try_again = 0; 208 job = RB_ROOT(jobs); 209 while (job != NULL) { 210 nextjob = RB_NEXT(jobs, jobs, job); 211 if (job->flags & JOB_PERSIST) { 212 job_remove(jobs, job); 213 try_again = 1; 214 break; 215 } 216 job = nextjob; 217 } 218 } while (try_again); 219 server_redraw_client(c); 220 } 221 } 222 223 return (0); 224 } 225