1 /* $OpenBSD: cmd-set-option.c,v 1.8 2009/07/20 14:32:09 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 CMD_OPTION_SESSION_USAGE, 35 0, CMD_CHFLAG('g')|CMD_CHFLAG('u'), 36 NULL, 37 cmd_option_parse, 38 cmd_set_option_exec, 39 cmd_option_send, 40 cmd_option_recv, 41 cmd_option_free, 42 cmd_option_print 43 }; 44 45 const char *set_option_status_keys_list[] = { 46 "emacs", "vi", NULL 47 }; 48 const char *set_option_status_justify_list[] = { 49 "left", "centre", "right", NULL 50 }; 51 const char *set_option_bell_action_list[] = { 52 "none", "any", "current", NULL 53 }; 54 const struct set_option_entry set_option_table[] = { 55 { "bell-action", SET_OPTION_CHOICE, 0, 0, set_option_bell_action_list }, 56 { "buffer-limit", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 57 { "default-command", SET_OPTION_STRING, 0, 0, NULL }, 58 { "default-path", SET_OPTION_STRING, 0, 0, NULL }, 59 { "default-terminal", SET_OPTION_STRING, 0, 0, NULL }, 60 { "display-time", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 61 { "history-limit", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 62 { "lock-after-time", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 63 { "message-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 64 { "message-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 65 { "message-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 66 { "prefix", SET_OPTION_KEY, 0, 0, NULL }, 67 { "repeat-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 68 { "set-remain-on-exit", SET_OPTION_FLAG, 0, 0, NULL }, 69 { "set-titles", SET_OPTION_FLAG, 0, 0, NULL }, 70 { "status", SET_OPTION_FLAG, 0, 0, NULL }, 71 { "status-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 72 { "status-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 73 { "status-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 74 { "status-interval", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 75 { "status-justify", 76 SET_OPTION_CHOICE, 0, 0, set_option_status_justify_list }, 77 { "status-keys", SET_OPTION_CHOICE, 0, 0, set_option_status_keys_list }, 78 { "status-left", SET_OPTION_STRING, 0, 0, NULL }, 79 { "status-left-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 80 { "status-right", SET_OPTION_STRING, 0, 0, NULL }, 81 { "status-right-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 82 { "status-utf8", SET_OPTION_FLAG, 0, 0, NULL }, 83 { "visual-activity", SET_OPTION_FLAG, 0, 0, NULL }, 84 { "visual-bell", SET_OPTION_FLAG, 0, 0, NULL }, 85 { "visual-content", SET_OPTION_FLAG, 0, 0, NULL }, 86 { NULL, 0, 0, 0, NULL } 87 }; 88 89 int 90 cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx) 91 { 92 struct cmd_option_data *data = self->data; 93 struct session *s; 94 struct client *c; 95 struct options *oo; 96 const struct set_option_entry *entry, *opt; 97 u_int i; 98 99 if (data->chflags & CMD_CHFLAG('g')) 100 oo = &global_s_options; 101 else { 102 if ((s = cmd_find_session(ctx, data->target)) == NULL) 103 return (-1); 104 oo = &s->options; 105 } 106 107 if (*data->option == '\0') { 108 ctx->error(ctx, "invalid option"); 109 return (-1); 110 } 111 112 entry = NULL; 113 for (opt = set_option_table; opt->name != NULL; opt++) { 114 if (strncmp(opt->name, data->option, strlen(data->option)) != 0) 115 continue; 116 if (entry != NULL) { 117 ctx->error(ctx, "ambiguous option: %s", data->option); 118 return (-1); 119 } 120 entry = opt; 121 122 /* Bail now if an exact match. */ 123 if (strcmp(entry->name, data->option) == 0) 124 break; 125 } 126 if (entry == NULL) { 127 ctx->error(ctx, "unknown option: %s", data->option); 128 return (-1); 129 } 130 131 if (data->chflags & CMD_CHFLAG('u')) { 132 if (data->chflags & CMD_CHFLAG('g')) { 133 ctx->error(ctx, 134 "can't unset global option: %s", entry->name); 135 return (-1); 136 } 137 if (data->value != NULL) { 138 ctx->error(ctx, 139 "value passed to unset option: %s", entry->name); 140 return (-1); 141 } 142 143 options_remove(oo, entry->name); 144 ctx->info(ctx, "unset option: %s", entry->name); 145 } else { 146 switch (entry->type) { 147 case SET_OPTION_STRING: 148 set_option_string(ctx, oo, entry, data->value); 149 break; 150 case SET_OPTION_NUMBER: 151 set_option_number(ctx, oo, entry, data->value); 152 break; 153 case SET_OPTION_KEY: 154 set_option_key(ctx, oo, entry, data->value); 155 break; 156 case SET_OPTION_COLOUR: 157 set_option_colour(ctx, oo, entry, data->value); 158 break; 159 case SET_OPTION_ATTRIBUTES: 160 set_option_attributes(ctx, oo, entry, data->value); 161 break; 162 case SET_OPTION_FLAG: 163 set_option_flag(ctx, oo, entry, data->value); 164 break; 165 case SET_OPTION_CHOICE: 166 set_option_choice(ctx, oo, entry, data->value); 167 break; 168 } 169 } 170 171 recalculate_sizes(); 172 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 173 c = ARRAY_ITEM(&clients, i); 174 if (c != NULL && c->session != NULL) 175 server_redraw_client(c); 176 } 177 178 return (0); 179 } 180