1 /* $OpenBSD: cmd-set-option.c,v 1.4 2009/07/10 05:50:54 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 CMD_GFLAG|CMD_UFLAG, 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[NSETOPTION] = { 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 }; 79 80 int 81 cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx) 82 { 83 struct cmd_option_data *data = self->data; 84 struct session *s; 85 struct client *c; 86 struct options *oo; 87 const struct set_option_entry *entry; 88 u_int i; 89 90 if (data->flags & CMD_GFLAG) 91 oo = &global_s_options; 92 else { 93 if ((s = cmd_find_session(ctx, data->target)) == NULL) 94 return (-1); 95 oo = &s->options; 96 } 97 98 if (*data->option == '\0') { 99 ctx->error(ctx, "invalid option"); 100 return (-1); 101 } 102 103 entry = NULL; 104 for (i = 0; i < NSETOPTION; i++) { 105 if (strncmp(set_option_table[i].name, 106 data->option, strlen(data->option)) != 0) 107 continue; 108 if (entry != NULL) { 109 ctx->error(ctx, "ambiguous option: %s", data->option); 110 return (-1); 111 } 112 entry = &set_option_table[i]; 113 114 /* Bail now if an exact match. */ 115 if (strcmp(entry->name, data->option) == 0) 116 break; 117 } 118 if (entry == NULL) { 119 ctx->error(ctx, "unknown option: %s", data->option); 120 return (-1); 121 } 122 123 if (data->flags & CMD_UFLAG) { 124 if (data->flags & CMD_GFLAG) { 125 ctx->error(ctx, 126 "can't unset global option: %s", entry->name); 127 return (-1); 128 } 129 if (data->value != NULL) { 130 ctx->error(ctx, 131 "value passed to unset option: %s", entry->name); 132 return (-1); 133 } 134 135 options_remove(oo, entry->name); 136 ctx->info(ctx, "unset option: %s", entry->name); 137 } else { 138 switch (entry->type) { 139 case SET_OPTION_STRING: 140 set_option_string(ctx, oo, entry, data->value); 141 break; 142 case SET_OPTION_NUMBER: 143 set_option_number(ctx, oo, entry, data->value); 144 break; 145 case SET_OPTION_KEY: 146 set_option_key(ctx, oo, entry, data->value); 147 break; 148 case SET_OPTION_COLOUR: 149 set_option_colour(ctx, oo, entry, data->value); 150 break; 151 case SET_OPTION_ATTRIBUTES: 152 set_option_attributes(ctx, oo, entry, data->value); 153 break; 154 case SET_OPTION_FLAG: 155 set_option_flag(ctx, oo, entry, data->value); 156 break; 157 case SET_OPTION_CHOICE: 158 set_option_choice(ctx, oo, entry, data->value); 159 break; 160 } 161 } 162 163 recalculate_sizes(); 164 for (i = 0; i < ARRAY_LENGTH(&clients); i++) { 165 c = ARRAY_ITEM(&clients, i); 166 if (c != NULL && c->session != NULL) 167 server_redraw_client(c); 168 } 169 170 return (0); 171 } 172