Annotation of src/usr.bin/tmux/cmd-command-prompt.c, Revision 1.21
1.21 ! nicm 1: /* $OpenBSD: cmd-command-prompt.c,v 1.20 2012/07/10 11:53:01 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 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 <ctype.h>
1.20 nicm 22: #include <stdlib.h>
1.1 nicm 23: #include <string.h>
1.17 nicm 24: #include <time.h>
1.1 nicm 25:
26: #include "tmux.h"
27:
28: /*
29: * Prompt for command in client.
30: */
31:
1.14 nicm 32: void cmd_command_prompt_key_binding(struct cmd *, int);
33: int cmd_command_prompt_check(struct args *);
1.21 ! nicm 34: enum cmd_retval cmd_command_prompt_exec(struct cmd *, struct cmd_ctx *);
1.8 nicm 35:
1.14 nicm 36: int cmd_command_prompt_callback(void *, const char *);
37: void cmd_command_prompt_free(void *);
1.1 nicm 38:
39: const struct cmd_entry cmd_command_prompt_entry = {
40: "command-prompt", NULL,
1.17 nicm 41: "I:p:t:", 0, 1,
42: "[-I inputs] [-p prompts] " CMD_TARGET_CLIENT_USAGE " [template]",
1.14 nicm 43: 0,
44: cmd_command_prompt_key_binding,
45: NULL,
46: cmd_command_prompt_exec
1.8 nicm 47: };
48:
49: struct cmd_command_prompt_cdata {
1.1 nicm 50: struct client *c;
1.17 nicm 51: char *inputs;
52: char *next_input;
1.8 nicm 53: char *next_prompt;
54: char *prompts;
1.1 nicm 55: char *template;
1.8 nicm 56: int idx;
1.1 nicm 57: };
58:
59: void
1.14 nicm 60: cmd_command_prompt_key_binding(struct cmd *self, int key)
1.1 nicm 61: {
62: switch (key) {
1.18 nicm 63: case '$':
64: self->args = args_create(1, "rename-session '%%'");
65: args_set(self->args, 'I', "#S");
66: break;
1.1 nicm 67: case ',':
1.14 nicm 68: self->args = args_create(1, "rename-window '%%'");
1.18 nicm 69: args_set(self->args, 'I', "#W");
1.1 nicm 70: break;
71: case '.':
1.14 nicm 72: self->args = args_create(1, "move-window -t '%%'");
1.1 nicm 73: break;
74: case 'f':
1.14 nicm 75: self->args = args_create(1, "find-window '%%'");
1.13 nicm 76: break;
77: case '\'':
1.14 nicm 78: self->args = args_create(1, "select-window -t ':%%'");
79: args_set(self->args, 'p', "index");
80: break;
81: default:
82: self->args = args_create(0);
1.1 nicm 83: break;
84: }
85: }
86:
1.21 ! nicm 87: enum cmd_retval
1.1 nicm 88: cmd_command_prompt_exec(struct cmd *self, struct cmd_ctx *ctx)
89: {
1.14 nicm 90: struct args *args = self->args;
1.17 nicm 91: const char *inputs, *prompts;
1.8 nicm 92: struct cmd_command_prompt_cdata *cdata;
1.1 nicm 93: struct client *c;
1.19 nicm 94: char *prompt, *ptr, *input = NULL;
1.8 nicm 95: size_t n;
1.1 nicm 96:
1.14 nicm 97: if ((c = cmd_find_client(ctx, args_get(args, 't'))) == NULL)
1.21 ! nicm 98: return (CMD_RETURN_ERROR);
1.1 nicm 99:
100: if (c->prompt_string != NULL)
1.21 ! nicm 101: return (CMD_RETURN_NORMAL);
1.1 nicm 102:
103: cdata = xmalloc(sizeof *cdata);
104: cdata->c = c;
1.8 nicm 105: cdata->idx = 1;
1.17 nicm 106: cdata->inputs = NULL;
107: cdata->next_input = NULL;
1.8 nicm 108: cdata->next_prompt = NULL;
109: cdata->prompts = NULL;
110: cdata->template = NULL;
111:
1.14 nicm 112: if (args->argc != 0)
113: cdata->template = xstrdup(args->argv[0]);
1.8 nicm 114: else
115: cdata->template = xstrdup("%1");
1.14 nicm 116:
1.17 nicm 117: if ((prompts = args_get(args, 'p')) != NULL)
1.14 nicm 118: cdata->prompts = xstrdup(prompts);
119: else if (args->argc != 0) {
120: n = strcspn(cdata->template, " ,");
121: xasprintf(&cdata->prompts, "(%.*s) ", (int) n, cdata->template);
1.8 nicm 122: } else
123: cdata->prompts = xstrdup(":");
124:
1.17 nicm 125: /* Get first prompt. */
1.8 nicm 126: cdata->next_prompt = cdata->prompts;
127: ptr = strsep(&cdata->next_prompt, ",");
1.14 nicm 128: if (prompts == NULL)
1.8 nicm 129: prompt = xstrdup(ptr);
1.19 nicm 130: else
131: xasprintf(&prompt, "%s ", ptr);
1.17 nicm 132:
133: /* Get initial prompt input. */
134: if ((inputs = args_get(args, 'I')) != NULL) {
135: cdata->inputs = xstrdup(inputs);
136: cdata->next_input = cdata->inputs;
1.19 nicm 137: input = strsep(&cdata->next_input, ",");
1.17 nicm 138: }
139:
140: status_prompt_set(c, prompt, input, cmd_command_prompt_callback,
1.14 nicm 141: cmd_command_prompt_free, cdata, 0);
1.20 nicm 142: free(prompt);
1.1 nicm 143:
1.21 ! nicm 144: return (CMD_RETURN_NORMAL);
1.1 nicm 145: }
146:
147: int
148: cmd_command_prompt_callback(void *data, const char *s)
149: {
1.8 nicm 150: struct cmd_command_prompt_cdata *cdata = data;
1.1 nicm 151: struct client *c = cdata->c;
152: struct cmd_list *cmdlist;
1.8 nicm 153: struct cmd_ctx ctx;
1.19 nicm 154: char *cause, *new_template, *prompt, *ptr;
155: char *input = NULL;
1.1 nicm 156:
1.8 nicm 157: if (s == NULL)
1.1 nicm 158: return (0);
159:
1.17 nicm 160: new_template = cmd_template_replace(cdata->template, s, cdata->idx);
1.20 nicm 161: free(cdata->template);
1.17 nicm 162: cdata->template = new_template;
1.8 nicm 163:
1.17 nicm 164: /*
165: * Check if there are more prompts; if so, get its respective input
166: * and update the prompt data.
167: */
1.8 nicm 168: if ((ptr = strsep(&cdata->next_prompt, ",")) != NULL) {
1.19 nicm 169: xasprintf(&prompt, "%s ", ptr);
170: input = strsep(&cdata->next_input, ",");
1.17 nicm 171: status_prompt_update(c, prompt, input);
172:
1.20 nicm 173: free(prompt);
1.8 nicm 174: cdata->idx++;
175: return (1);
176: }
1.1 nicm 177:
1.17 nicm 178: if (cmd_string_parse(new_template, &cmdlist, &cause) != 0) {
1.8 nicm 179: if (cause != NULL) {
180: *cause = toupper((u_char) *cause);
181: status_message_set(c, "%s", cause);
1.20 nicm 182: free(cause);
1.1 nicm 183: }
1.8 nicm 184: return (0);
1.1 nicm 185: }
186:
187: ctx.msgdata = NULL;
188: ctx.curclient = c;
189:
190: ctx.error = key_bindings_error;
191: ctx.print = key_bindings_print;
192: ctx.info = key_bindings_info;
193:
194: ctx.cmdclient = NULL;
195:
196: cmd_list_exec(cmdlist, &ctx);
197: cmd_list_free(cmdlist);
198:
1.4 nicm 199: if (c->prompt_callbackfn != (void *) &cmd_command_prompt_callback)
1.1 nicm 200: return (1);
201: return (0);
1.4 nicm 202: }
203:
204: void
1.14 nicm 205: cmd_command_prompt_free(void *data)
1.4 nicm 206: {
1.8 nicm 207: struct cmd_command_prompt_cdata *cdata = data;
1.4 nicm 208:
1.20 nicm 209: free(cdata->inputs);
210: free(cdata->prompts);
211: free(cdata->template);
212: free(cdata);
1.1 nicm 213: }