Annotation of src/usr.bin/tmux/cmd-confirm-before.c, Revision 1.12
1.12 ! nicm 1: /* $OpenBSD: cmd-confirm-before.c,v 1.11 2011/07/02 21:05:44 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
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 <ctype.h>
20: #include <string.h>
21:
22: #include "tmux.h"
23:
24: /*
25: * Asks for confirmation before executing a command.
26: */
27:
1.10 nicm 28: void cmd_confirm_before_key_binding(struct cmd *, int);
1.1 nicm 29: int cmd_confirm_before_exec(struct cmd *, struct cmd_ctx *);
30:
31: int cmd_confirm_before_callback(void *, const char *);
1.4 nicm 32: void cmd_confirm_before_free(void *);
1.1 nicm 33:
34: const struct cmd_entry cmd_confirm_before_entry = {
35: "confirm-before", "confirm",
1.12 ! nicm 36: "p:t:", 1, 1,
! 37: "[-p prompt] " CMD_TARGET_CLIENT_USAGE " command",
1.10 nicm 38: 0,
39: cmd_confirm_before_key_binding,
40: NULL,
41: cmd_confirm_before_exec
1.1 nicm 42: };
43:
1.4 nicm 44: struct cmd_confirm_before_data {
45: struct client *c;
46: char *cmd;
47: };
48:
1.1 nicm 49: void
1.10 nicm 50: cmd_confirm_before_key_binding(struct cmd *self, int key)
1.1 nicm 51: {
52: switch (key) {
53: case '&':
1.10 nicm 54: self->args = args_create(1, "kill-window");
1.12 ! nicm 55: args_set(self->args, 'p', "kill-window #W? (y/n)");
1.1 nicm 56: break;
57: case 'x':
1.10 nicm 58: self->args = args_create(1, "kill-pane");
1.12 ! nicm 59: args_set(self->args, 'p', "kill-pane #P? (y/n)");
1.10 nicm 60: break;
61: default:
62: self->args = args_create(0);
1.1 nicm 63: break;
64: }
65: }
66:
67: int
1.5 nicm 68: cmd_confirm_before_exec(struct cmd *self, struct cmd_ctx *ctx)
1.1 nicm 69: {
1.10 nicm 70: struct args *args = self->args;
1.1 nicm 71: struct cmd_confirm_before_data *cdata;
72: struct client *c;
1.12 ! nicm 73: char *cmd, *copy, *new_prompt, *ptr;
! 74: const char *prompt;
1.1 nicm 75:
76: if (ctx->curclient == NULL) {
77: ctx->error(ctx, "must be run interactively");
78: return (-1);
79: }
80:
1.10 nicm 81: if ((c = cmd_find_client(ctx, args_get(args, 't'))) == NULL)
1.1 nicm 82: return (-1);
83:
1.12 ! nicm 84: if ((prompt = args_get(args, 'p')) != NULL)
! 85: xasprintf(&new_prompt, "%s ", prompt);
! 86: else {
! 87: ptr = copy = xstrdup(args->argv[0]);
! 88: cmd = strsep(&ptr, " \t");
! 89: xasprintf(&new_prompt, "Confirm '%s'? (y/n) ", cmd);
! 90: xfree(copy);
! 91: }
1.1 nicm 92:
93: cdata = xmalloc(sizeof *cdata);
1.10 nicm 94: cdata->cmd = xstrdup(args->argv[0]);
1.1 nicm 95: cdata->c = c;
1.12 ! nicm 96: status_prompt_set(cdata->c, new_prompt, NULL,
! 97: cmd_confirm_before_callback, cmd_confirm_before_free, cdata,
! 98: PROMPT_SINGLE);
1.1 nicm 99:
1.12 ! nicm 100: xfree(new_prompt);
1.1 nicm 101: return (1);
102: }
103:
104: int
105: cmd_confirm_before_callback(void *data, const char *s)
106: {
107: struct cmd_confirm_before_data *cdata = data;
108: struct client *c = cdata->c;
109: struct cmd_list *cmdlist;
110: struct cmd_ctx ctx;
111: char *cause;
112:
1.7 nicm 113: if (s == NULL || *s == '\0')
114: return (0);
115: if (tolower((u_char) s[0]) != 'y' || s[1] != '\0')
1.4 nicm 116: return (0);
1.1 nicm 117:
118: if (cmd_string_parse(cdata->cmd, &cmdlist, &cause) != 0) {
119: if (cause != NULL) {
120: *cause = toupper((u_char) *cause);
1.3 nicm 121: status_message_set(c, "%s", cause);
1.1 nicm 122: xfree(cause);
123: }
1.4 nicm 124: return (0);
1.1 nicm 125: }
126:
127: ctx.msgdata = NULL;
128: ctx.curclient = c;
129:
130: ctx.error = key_bindings_error;
131: ctx.print = key_bindings_print;
132: ctx.info = key_bindings_info;
133:
134: ctx.cmdclient = NULL;
135:
136: cmd_list_exec(cmdlist, &ctx);
137: cmd_list_free(cmdlist);
138:
1.4 nicm 139: return (0);
140: }
141:
142: void
143: cmd_confirm_before_free(void *data)
144: {
145: struct cmd_confirm_before_data *cdata = data;
146:
1.1 nicm 147: if (cdata->cmd != NULL)
148: xfree(cdata->cmd);
149: xfree(cdata);
150: }
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