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/* $Id: cmd-confirm-before.c,v 1.12 2009-11-14 17:56:39 tcunha Exp $ */
/*
* Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <ctype.h>
#include <string.h>
#include "tmux.h"
/*
* Asks for confirmation before executing a command.
*/
int cmd_confirm_before_exec(struct cmd *, struct cmd_ctx *);
void cmd_confirm_before_init(struct cmd *, int);
int cmd_confirm_before_callback(void *, const char *);
void cmd_confirm_before_free(void *);
const struct cmd_entry cmd_confirm_before_entry = {
"confirm-before", "confirm",
CMD_TARGET_CLIENT_USAGE " command",
CMD_ARG1, "",
cmd_confirm_before_init,
cmd_target_parse,
cmd_confirm_before_exec,
cmd_target_free,
cmd_target_print
};
struct cmd_confirm_before_data {
struct client *c;
char *cmd;
};
void
cmd_confirm_before_init(struct cmd *self, int key)
{
struct cmd_target_data *data;
cmd_target_init(self, key);
data = self->data;
switch (key) {
case '&':
data->arg = xstrdup("kill-window");
break;
case 'x':
data->arg = xstrdup("kill-pane");
break;
}
}
int
cmd_confirm_before_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_target_data *data = self->data;
struct cmd_confirm_before_data *cdata;
struct client *c;
char *buf, *cmd, *ptr;
if (ctx->curclient == NULL) {
ctx->error(ctx, "must be run interactively");
return (-1);
}
if ((c = cmd_find_client(ctx, data->target)) == NULL)
return (-1);
ptr = xstrdup(data->arg);
if ((cmd = strtok(ptr, " \t")) == NULL)
cmd = ptr;
xasprintf(&buf, "Confirm '%s'? (y/n) ", cmd);
xfree(ptr);
cdata = xmalloc(sizeof *cdata);
cdata->cmd = xstrdup(data->arg);
cdata->c = c;
status_prompt_set(cdata->c, buf,
cmd_confirm_before_callback, cmd_confirm_before_free, cdata,
PROMPT_SINGLE);
xfree(buf);
return (1);
}
int
cmd_confirm_before_callback(void *data, const char *s)
{
struct cmd_confirm_before_data *cdata = data;
struct client *c = cdata->c;
struct cmd_list *cmdlist;
struct cmd_ctx ctx;
char *cause;
if (s == NULL || *s == '\0')
return (0);
if (tolower((u_char) s[0]) != 'y' || s[1] != '\0')
return (0);
if (cmd_string_parse(cdata->cmd, &cmdlist, &cause) != 0) {
if (cause != NULL) {
*cause = toupper((u_char) *cause);
status_message_set(c, "%s", cause);
xfree(cause);
}
return (0);
}
ctx.msgdata = NULL;
ctx.curclient = c;
ctx.error = key_bindings_error;
ctx.print = key_bindings_print;
ctx.info = key_bindings_info;
ctx.cmdclient = NULL;
cmd_list_exec(cmdlist, &ctx);
cmd_list_free(cmdlist);
return (0);
}
void
cmd_confirm_before_free(void *data)
{
struct cmd_confirm_before_data *cdata = data;
if (cdata->cmd != NULL)
xfree(cdata->cmd);
xfree(cdata);
}