1 /* $OpenBSD: cmd-set-option.c,v 1.7 2009/07/18 14:59:25 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_bell_action_list[] = { 49 "none", "any", "current", NULL 50 }; 51 const struct set_option_entry set_option_table[] = { 52 { "bell-action", SET_OPTION_CHOICE, 0, 0, set_option_bell_action_list }, 53 { "buffer-limit", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 54 { "default-command", SET_OPTION_STRING, 0, 0, NULL }, 55 { "default-path", SET_OPTION_STRING, 0, 0, NULL }, 56 { "default-terminal", SET_OPTION_STRING, 0, 0, NULL }, 57 { "display-time", SET_OPTION_NUMBER, 1, INT_MAX, NULL }, 58 { "history-limit", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 59 { "lock-after-time", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 60 { "message-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 61 { "message-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 62 { "message-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 63 { "prefix", SET_OPTION_KEY, 0, 0, NULL }, 64 { "repeat-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 65 { "set-remain-on-exit", SET_OPTION_FLAG, 0, 0, NULL }, 66 { "set-titles", SET_OPTION_FLAG, 0, 0, NULL }, 67 { "status", SET_OPTION_FLAG, 0, 0, NULL }, 68 { "status-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL }, 69 { "status-bg", SET_OPTION_COLOUR, 0, 0, NULL }, 70 { "status-fg", SET_OPTION_COLOUR, 0, 0, NULL }, 71 { "status-interval", SET_OPTION_NUMBER, 0, INT_MAX, NULL }, 72 { "status-keys", SET_OPTION_CHOICE, 0, 0, set_option_status_keys_list }, 73 { "status-left", SET_OPTION_STRING, 0, 0, NULL }, 74 { "status-left-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 75 { "status-right", SET_OPTION_STRING, 0, 0, NULL }, 76 { "status-right-length", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL }, 77 { "status-utf8", SET_OPTION_FLAG, 0, 0, NULL }, 78 { "visual-activity", SET_OPTION_FLAG, 0, 0, NULL }, 79 { "visual-bell", SET_OPTION_FLAG, 0, 0, NULL }, 80 { "visual-content", SET_OPTION_FLAG, 0, 0, NULL }, 81 { NULL, 0, 0, 0, NULL } 82 }; 83 84 int 85 cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx) 86 { 87 struct cmd_option_data *data = self->data; 88 struct session *s; 89 struct client *c; 90 struct options *oo; 91 const struct set_option_entry *entry, *opt; 92 u_int i; 93 94 if (data->chflags & CMD_CHFLAG('g')) 95 oo = &global_s_options; 96 else { 97 if ((s = cmd_find_session(ctx, data->target)) == NULL) 98 return (-1); 99 oo = &s->options; 100 } 101 102 if (*data->option == '\0') { 103 ctx->error(ctx, "invalid option"); 104 return (-1); 105 } 106 107 entry = NULL; 108 for (opt = set_option_table; opt->name != NULL; opt++) { 109 if (strncmp(opt->name, data->option, strlen(data->option)) != 0) 110 continue; 111 if (entry != NULL) { 112 ctx->error(ctx, "ambiguous option: %s", data->option); 113 return (-1); 114 } 115 entry = opt; 116 117 /* Bail now if an exact match. */ 118 if (strcmp(entry->name, data->option) == 0) 119 break; 120 } 121 if (entry == NULL) { 122 ctx->error(ctx, "unknown option: %s", data->option); 123 return (-1); 124 } 125 126 if (data->chflags & CMD_CHFLAG('u')) { 127 if (data->chflags & CMD_CHFLAG('g')) { 128 ctx->error(ctx, 129 "can't unset global option: %s", entry->name); 130 return (-1); 131 } 132 if (data->value != NULL) { 133 ctx->error(ctx, 134 "value passed to unset option: %s", entry->name); 135 return (-1); 136 } 137 138 options_remove(oo, entry->name); 139 ctx->info(ctx, "unset option: %s", entry->name); 140 } else { 141 switch (entry->type) { 142 case SET_OPTION_STRING: 143 set_option_string(ctx, oo, entry, data->value); 144 break; 145 case SET_OPTION_NUMBER: 146 set_option_number(ctx, oo, entry, data->value); 147 break; 148 case SET_OPTION_KEY: 149 set_option_key(ctx, oo, entry, data->value); 150 break; 151 case SET_OPTION_COLOUR: 152 set_option_colour(ctx, oo, entry, data->value); 153 break; 154 case SET_OPTION_ATTRIBUTES: 155 set_option_attributes(ctx, oo, entry, data->value); 156 break; 157 case SET_OPTION_FLAG: 158 set_option_flag(ctx, oo, entry, data->value); 159 break; 160 case SET_OPTION_CHOICE: 161 set_option_choice(ctx, oo, entry, data->value); 162 break; 163 } 164 } 165 166 recalculate_sizes(); 167 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 168 c = ARRAY_ITEM(&clients, i); 169 if (c != NULL && c->session != NULL) 170 server_redraw_client(c); 171 } 172 173 return (0); 174 } 175