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https://github.com/tmate-io/tmate.git
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148 lines
3.3 KiB
C
148 lines
3.3 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <ctype.h>
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#include <string.h>
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#include "tmux.h"
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/*
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* Asks for confirmation before executing a command.
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*/
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int cmd_confirm_before_exec(struct cmd *, struct cmd_ctx *);
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void cmd_confirm_before_init(struct cmd *, int);
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int cmd_confirm_before_callback(void *, const char *);
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void cmd_confirm_before_free(void *);
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const struct cmd_entry cmd_confirm_before_entry = {
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"confirm-before", "confirm",
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CMD_TARGET_CLIENT_USAGE " command",
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CMD_ARG1, "",
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cmd_confirm_before_init,
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cmd_target_parse,
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cmd_confirm_before_exec,
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cmd_target_free,
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cmd_target_print
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};
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struct cmd_confirm_before_data {
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struct client *c;
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char *cmd;
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};
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void
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cmd_confirm_before_init(struct cmd *self, int key)
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{
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struct cmd_target_data *data;
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cmd_target_init(self, key);
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data = self->data;
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switch (key) {
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case '&':
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data->arg = xstrdup("kill-window");
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break;
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case 'x':
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data->arg = xstrdup("kill-pane");
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break;
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}
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}
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int
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cmd_confirm_before_exec(struct cmd *self, struct cmd_ctx *ctx)
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{
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struct cmd_target_data *data = self->data;
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struct cmd_confirm_before_data *cdata;
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struct client *c;
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char *buf, *cmd, *ptr;
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if (ctx->curclient == NULL) {
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ctx->error(ctx, "must be run interactively");
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return (-1);
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}
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if ((c = cmd_find_client(ctx, data->target)) == NULL)
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return (-1);
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ptr = xstrdup(data->arg);
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if ((cmd = strtok(ptr, " \t")) == NULL)
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cmd = ptr;
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xasprintf(&buf, "Confirm '%s'? (y/n) ", cmd);
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xfree(ptr);
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cdata = xmalloc(sizeof *cdata);
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cdata->cmd = xstrdup(data->arg);
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cdata->c = c;
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status_prompt_set(cdata->c, buf,
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cmd_confirm_before_callback, cmd_confirm_before_free, cdata,
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PROMPT_SINGLE);
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xfree(buf);
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return (1);
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}
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int
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cmd_confirm_before_callback(void *data, const char *s)
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{
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struct cmd_confirm_before_data *cdata = data;
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struct client *c = cdata->c;
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struct cmd_list *cmdlist;
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struct cmd_ctx ctx;
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char *cause;
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if (s == NULL || *s == '\0')
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return (0);
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if (tolower((u_char) s[0]) != 'y' || s[1] != '\0')
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return (0);
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if (cmd_string_parse(cdata->cmd, &cmdlist, &cause) != 0) {
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if (cause != NULL) {
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*cause = toupper((u_char) *cause);
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status_message_set(c, "%s", cause);
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xfree(cause);
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}
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return (0);
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}
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ctx.msgdata = NULL;
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ctx.curclient = c;
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ctx.error = key_bindings_error;
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ctx.print = key_bindings_print;
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ctx.info = key_bindings_info;
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ctx.cmdclient = NULL;
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cmd_list_exec(cmdlist, &ctx);
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cmd_list_free(cmdlist);
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return (0);
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}
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void
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cmd_confirm_before_free(void *data)
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{
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struct cmd_confirm_before_data *cdata = data;
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if (cdata->cmd != NULL)
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xfree(cdata->cmd);
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xfree(cdata);
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}
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