1 /* $OpenBSD$ */ 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 23 #include "tmux.h" 24 25 /* 26 * Unbind key from command. 27 */ 28 29 enum cmd_retval cmd_unbind_key_exec(struct cmd *, struct cmd_q *); 30 enum cmd_retval cmd_unbind_key_mode_table(struct cmd *, struct cmd_q *, int); 31 32 const struct cmd_entry cmd_unbind_key_entry = { 33 "unbind-key", "unbind", 34 "acnt:T:", 0, 1, 35 "[-acn] [-t mode-table] [-T key-table] key", 36 0, 37 cmd_unbind_key_exec 38 }; 39 40 enum cmd_retval 41 cmd_unbind_key_exec(struct cmd *self, struct cmd_q *cmdq) 42 { 43 struct args *args = self->args; 44 int key; 45 const char *tablename; 46 47 if (!args_has(args, 'a')) { 48 if (args->argc != 1) { 49 cmdq_error(cmdq, "missing key"); 50 return (CMD_RETURN_ERROR); 51 } 52 key = key_string_lookup_string(args->argv[0]); 53 if (key == KEYC_NONE) { 54 cmdq_error(cmdq, "unknown key: %s", args->argv[0]); 55 return (CMD_RETURN_ERROR); 56 } 57 } else { 58 if (args->argc != 0) { 59 cmdq_error(cmdq, "key given with -a"); 60 return (CMD_RETURN_ERROR); 61 } 62 key = KEYC_NONE; 63 } 64 65 if (args_has(args, 't')) 66 return (cmd_unbind_key_mode_table(self, cmdq, key)); 67 68 if (key == KEYC_NONE) { 69 tablename = args_get(args, 'T'); 70 if (tablename == NULL) { 71 key_bindings_remove_table("root"); 72 key_bindings_remove_table("prefix"); 73 return (CMD_RETURN_NORMAL); 74 } 75 if (key_bindings_get_table(tablename, 0) == NULL) { 76 cmdq_error(cmdq, "table %s doesn't exist", tablename); 77 return (CMD_RETURN_ERROR); 78 } 79 key_bindings_remove_table(tablename); 80 return (CMD_RETURN_NORMAL); 81 } 82 83 if (args_has(args, 'T')) { 84 tablename = args_get(args, 'T'); 85 if (key_bindings_get_table(tablename, 0) == NULL) { 86 cmdq_error(cmdq, "table %s doesn't exist", tablename); 87 return (CMD_RETURN_ERROR); 88 } 89 } else if (args_has(args, 'n')) 90 tablename = "root"; 91 else 92 tablename = "prefix"; 93 key_bindings_remove(tablename, key); 94 return (CMD_RETURN_NORMAL); 95 } 96 97 enum cmd_retval 98 cmd_unbind_key_mode_table(struct cmd *self, struct cmd_q *cmdq, int key) 99 { 100 struct args *args = self->args; 101 const char *tablename; 102 const struct mode_key_table *mtab; 103 struct mode_key_binding *mbind, mtmp; 104 105 tablename = args_get(args, 't'); 106 if ((mtab = mode_key_findtable(tablename)) == NULL) { 107 cmdq_error(cmdq, "unknown key table: %s", tablename); 108 return (CMD_RETURN_ERROR); 109 } 110 111 if (key == KEYC_NONE) { 112 while (!RB_EMPTY(mtab->tree)) { 113 mbind = RB_ROOT(mtab->tree); 114 RB_REMOVE(mode_key_tree, mtab->tree, mbind); 115 free(mbind); 116 } 117 return (CMD_RETURN_NORMAL); 118 } 119 120 mtmp.key = key; 121 mtmp.mode = !!args_has(args, 'c'); 122 if ((mbind = RB_FIND(mode_key_tree, mtab->tree, &mtmp)) != NULL) { 123 RB_REMOVE(mode_key_tree, mtab->tree, mbind); 124 free(mbind); 125 } 126 return (CMD_RETURN_NORMAL); 127 } 128