Annotation of src/usr.bin/tmux/cmd-command-prompt.c, Revision 1.19
1.19 ! nicm 1: /* $OpenBSD: cmd-command-prompt.c,v 1.18 2011/07/03 18:18:15 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>
22: #include <string.h>
1.17 nicm 23: #include <time.h>
1.1 nicm 24:
25: #include "tmux.h"
26:
27: /*
28: * Prompt for command in client.
29: */
30:
1.14 nicm 31: void cmd_command_prompt_key_binding(struct cmd *, int);
32: int cmd_command_prompt_check(struct args *);
33: int cmd_command_prompt_exec(struct cmd *, struct cmd_ctx *);
1.8 nicm 34:
1.14 nicm 35: int cmd_command_prompt_callback(void *, const char *);
36: void cmd_command_prompt_free(void *);
1.1 nicm 37:
38: const struct cmd_entry cmd_command_prompt_entry = {
39: "command-prompt", NULL,
1.17 nicm 40: "I:p:t:", 0, 1,
41: "[-I inputs] [-p prompts] " CMD_TARGET_CLIENT_USAGE " [template]",
1.14 nicm 42: 0,
43: cmd_command_prompt_key_binding,
44: NULL,
45: cmd_command_prompt_exec
1.8 nicm 46: };
47:
48: struct cmd_command_prompt_cdata {
1.1 nicm 49: struct client *c;
1.17 nicm 50: char *inputs;
51: char *next_input;
1.8 nicm 52: char *next_prompt;
53: char *prompts;
1.1 nicm 54: char *template;
1.8 nicm 55: int idx;
1.1 nicm 56: };
57:
58: void
1.14 nicm 59: cmd_command_prompt_key_binding(struct cmd *self, int key)
1.1 nicm 60: {
61: switch (key) {
1.18 nicm 62: case '$':
63: self->args = args_create(1, "rename-session '%%'");
64: args_set(self->args, 'I', "#S");
65: break;
1.1 nicm 66: case ',':
1.14 nicm 67: self->args = args_create(1, "rename-window '%%'");
1.18 nicm 68: args_set(self->args, 'I', "#W");
1.1 nicm 69: break;
70: case '.':
1.14 nicm 71: self->args = args_create(1, "move-window -t '%%'");
1.1 nicm 72: break;
73: case 'f':
1.14 nicm 74: self->args = args_create(1, "find-window '%%'");
1.13 nicm 75: break;
76: case '\'':
1.14 nicm 77: self->args = args_create(1, "select-window -t ':%%'");
78: args_set(self->args, 'p', "index");
79: break;
80: default:
81: self->args = args_create(0);
1.1 nicm 82: break;
83: }
84: }
85:
86: int
87: cmd_command_prompt_exec(struct cmd *self, struct cmd_ctx *ctx)
88: {
1.14 nicm 89: struct args *args = self->args;
1.17 nicm 90: const char *inputs, *prompts;
1.8 nicm 91: struct cmd_command_prompt_cdata *cdata;
1.1 nicm 92: struct client *c;
1.19 ! nicm 93: char *prompt, *ptr, *input = NULL;
1.8 nicm 94: size_t n;
1.1 nicm 95:
1.14 nicm 96: if ((c = cmd_find_client(ctx, args_get(args, 't'))) == NULL)
1.1 nicm 97: return (-1);
98:
99: if (c->prompt_string != NULL)
100: return (0);
101:
102: cdata = xmalloc(sizeof *cdata);
103: cdata->c = c;
1.8 nicm 104: cdata->idx = 1;
1.17 nicm 105: cdata->inputs = NULL;
106: cdata->next_input = NULL;
1.8 nicm 107: cdata->next_prompt = NULL;
108: cdata->prompts = NULL;
109: cdata->template = NULL;
110:
1.14 nicm 111: if (args->argc != 0)
112: cdata->template = xstrdup(args->argv[0]);
1.8 nicm 113: else
114: cdata->template = xstrdup("%1");
1.14 nicm 115:
1.17 nicm 116: if ((prompts = args_get(args, 'p')) != NULL)
1.14 nicm 117: cdata->prompts = xstrdup(prompts);
118: else if (args->argc != 0) {
119: n = strcspn(cdata->template, " ,");
120: xasprintf(&cdata->prompts, "(%.*s) ", (int) n, cdata->template);
1.8 nicm 121: } else
122: cdata->prompts = xstrdup(":");
123:
1.17 nicm 124: /* Get first prompt. */
1.8 nicm 125: cdata->next_prompt = cdata->prompts;
126: ptr = strsep(&cdata->next_prompt, ",");
1.14 nicm 127: if (prompts == NULL)
1.8 nicm 128: prompt = xstrdup(ptr);
1.19 ! nicm 129: else
! 130: xasprintf(&prompt, "%s ", ptr);
1.17 nicm 131:
132: /* Get initial prompt input. */
133: if ((inputs = args_get(args, 'I')) != NULL) {
134: cdata->inputs = xstrdup(inputs);
135: cdata->next_input = cdata->inputs;
1.19 ! nicm 136: input = strsep(&cdata->next_input, ",");
1.17 nicm 137: }
138:
139: status_prompt_set(c, prompt, input, cmd_command_prompt_callback,
1.14 nicm 140: cmd_command_prompt_free, cdata, 0);
1.8 nicm 141: xfree(prompt);
1.1 nicm 142:
143: return (0);
144: }
145:
146: int
147: cmd_command_prompt_callback(void *data, const char *s)
148: {
1.8 nicm 149: struct cmd_command_prompt_cdata *cdata = data;
1.1 nicm 150: struct client *c = cdata->c;
151: struct cmd_list *cmdlist;
1.8 nicm 152: struct cmd_ctx ctx;
1.19 ! nicm 153: char *cause, *new_template, *prompt, *ptr;
! 154: char *input = NULL;
1.1 nicm 155:
1.8 nicm 156: if (s == NULL)
1.1 nicm 157: return (0);
158:
1.17 nicm 159: new_template = cmd_template_replace(cdata->template, s, cdata->idx);
1.8 nicm 160: xfree(cdata->template);
1.17 nicm 161: cdata->template = new_template;
1.8 nicm 162:
1.17 nicm 163: /*
164: * Check if there are more prompts; if so, get its respective input
165: * and update the prompt data.
166: */
1.8 nicm 167: if ((ptr = strsep(&cdata->next_prompt, ",")) != NULL) {
1.19 ! nicm 168: xasprintf(&prompt, "%s ", ptr);
! 169: input = strsep(&cdata->next_input, ",");
1.17 nicm 170: status_prompt_update(c, prompt, input);
171:
1.8 nicm 172: xfree(prompt);
173: cdata->idx++;
174: return (1);
175: }
1.1 nicm 176:
1.17 nicm 177: if (cmd_string_parse(new_template, &cmdlist, &cause) != 0) {
1.8 nicm 178: if (cause != NULL) {
179: *cause = toupper((u_char) *cause);
180: status_message_set(c, "%s", cause);
181: xfree(cause);
1.1 nicm 182: }
1.8 nicm 183: return (0);
1.1 nicm 184: }
185:
186: ctx.msgdata = NULL;
187: ctx.curclient = c;
188:
189: ctx.error = key_bindings_error;
190: ctx.print = key_bindings_print;
191: ctx.info = key_bindings_info;
192:
193: ctx.cmdclient = NULL;
194:
195: cmd_list_exec(cmdlist, &ctx);
196: cmd_list_free(cmdlist);
197:
1.4 nicm 198: if (c->prompt_callbackfn != (void *) &cmd_command_prompt_callback)
1.1 nicm 199: return (1);
200: return (0);
1.4 nicm 201: }
202:
203: void
1.14 nicm 204: cmd_command_prompt_free(void *data)
1.4 nicm 205: {
1.8 nicm 206: struct cmd_command_prompt_cdata *cdata = data;
1.4 nicm 207:
1.17 nicm 208: if (cdata->inputs != NULL)
209: xfree(cdata->inputs);
1.8 nicm 210: if (cdata->prompts != NULL)
211: xfree(cdata->prompts);
1.4 nicm 212: if (cdata->template != NULL)
213: xfree(cdata->template);
214: xfree(cdata);
1.1 nicm 215: }
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