diff options
Diffstat (limited to 'usr.bin/tmux/cmd-confirm-before.c')
| -rw-r--r-- | usr.bin/tmux/cmd-confirm-before.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/usr.bin/tmux/cmd-confirm-before.c b/usr.bin/tmux/cmd-confirm-before.c new file mode 100644 index 00000000000..4b3b8cab3a2 --- /dev/null +++ b/usr.bin/tmux/cmd-confirm-before.c @@ -0,0 +1,141 @@ +/* $OpenBSD: cmd-confirm-before.c,v 1.1 2009/06/01 22:58:49 nicm 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 *); + +struct cmd_confirm_before_data { + struct client *c; + char *cmd; +}; + +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_send, + cmd_target_recv, + cmd_target_free, + cmd_target_print +}; + +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(unused 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, 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 || tolower((u_char) s[0]) != 'y' || s[1] != '\0') + goto out; + + if (cmd_string_parse(cdata->cmd, &cmdlist, &cause) != 0) { + if (cause != NULL) { + *cause = toupper((u_char) *cause); + status_message_set(c, cause); + xfree(cause); + } + goto out; + } + + ctx.msgdata = NULL; + ctx.cursession = c->session; + 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); + +out: + if (cdata->cmd != NULL) + xfree(cdata->cmd); + xfree(cdata); + + return (0); +} |