/* $OpenBSD: cmd-command-prompt.c,v 1.11 2009/09/21 15:32:06 nicm Exp $ */ /* * Copyright (c) 2008 Nicholas Marriott * * 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 #include #include #include "tmux.h" /* * Prompt for command in client. */ void cmd_command_prompt_init(struct cmd *, int); int cmd_command_prompt_parse(struct cmd *, int, char **, char **); int cmd_command_prompt_exec(struct cmd *, struct cmd_ctx *); void cmd_command_prompt_free(struct cmd *); size_t cmd_command_prompt_print(struct cmd *, char *, size_t); int cmd_command_prompt_callback(void *, const char *); void cmd_command_prompt_cfree(void *); const struct cmd_entry cmd_command_prompt_entry = { "command-prompt", NULL, CMD_TARGET_CLIENT_USAGE " [-p prompts] [template]", 0, 0, cmd_command_prompt_init, cmd_command_prompt_parse, cmd_command_prompt_exec, cmd_command_prompt_free, cmd_command_prompt_print }; struct cmd_command_prompt_data { char *prompts; char *target; char *template; }; struct cmd_command_prompt_cdata { struct client *c; char *next_prompt; char *prompts; char *template; int idx; }; void cmd_command_prompt_init(struct cmd *self, int key) { struct cmd_command_prompt_data *data; self->data = data = xmalloc(sizeof *data); data->prompts = NULL; data->target = NULL; data->template = NULL; switch (key) { case ',': data->template = xstrdup("rename-window '%%'"); break; case '.': data->template = xstrdup("move-window -t '%%'"); break; case 'f': data->template = xstrdup("find-window '%%'"); break; } } int cmd_command_prompt_parse(struct cmd *self, int argc, char **argv, char **cause) { struct cmd_command_prompt_data *data; int opt; self->entry->init(self, KEYC_NONE); data = self->data; while ((opt = getopt(argc, argv, "p:t:")) != -1) { switch (opt) { case 'p': if (data->prompts == NULL) data->prompts = xstrdup(optarg); break; case 't': if (data->target == NULL) data->target = xstrdup(optarg); break; default: goto usage; } } argc -= optind; argv += optind; if (argc != 0 && argc != 1) goto usage; if (argc == 1) data->template = xstrdup(argv[0]); return (0); usage: xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage); self->entry->free(self); return (-1); } int cmd_command_prompt_exec(struct cmd *self, struct cmd_ctx *ctx) { struct cmd_command_prompt_data *data = self->data; struct cmd_command_prompt_cdata *cdata; struct client *c; char *prompt, *ptr; size_t n; if ((c = cmd_find_client(ctx, data->target)) == NULL) return (-1); if (c->prompt_string != NULL) return (0); cdata = xmalloc(sizeof *cdata); cdata->c = c; cdata->idx = 1; cdata->next_prompt = NULL; cdata->prompts = NULL; cdata->template = NULL; if (data->template != NULL) cdata->template = xstrdup(data->template); else cdata->template = xstrdup("%1"); if (data->prompts != NULL) cdata->prompts = xstrdup(data->prompts); else if (data->template != NULL) { n = strcspn(data->template, " ,"); xasprintf(&cdata->prompts, "(%.*s) ", (int) n, data->template); } else cdata->prompts = xstrdup(":"); cdata->next_prompt = cdata->prompts; ptr = strsep(&cdata->next_prompt, ","); if (data->prompts == NULL) prompt = xstrdup(ptr); else xasprintf(&prompt, "%s ", ptr); status_prompt_set(c, prompt, cmd_command_prompt_callback, cmd_command_prompt_cfree, cdata, 0); xfree(prompt); return (0); } void cmd_command_prompt_free(struct cmd *self) { struct cmd_command_prompt_data *data = self->data; if (data->prompts != NULL) xfree(data->prompts); if (data->target != NULL) xfree(data->target); if (data->template != NULL) xfree(data->template); xfree(data); } size_t cmd_command_prompt_print(struct cmd *self, char *buf, size_t len) { struct cmd_command_prompt_data *data = self->data; size_t off = 0; off += xsnprintf(buf, len, "%s", self->entry->name); if (data == NULL) return (off); if (off < len && data->prompts != NULL) off += cmd_prarg(buf + off, len - off, " -p ", data->prompts); if (off < len && data->target != NULL) off += cmd_prarg(buf + off, len - off, " -t ", data->target); if (off < len && data->template != NULL) off += cmd_prarg(buf + off, len - off, " ", data->template); return (off); } int cmd_command_prompt_callback(void *data, const char *s) { struct cmd_command_prompt_cdata *cdata = data; struct client *c = cdata->c; struct cmd_list *cmdlist; struct cmd_ctx ctx; char *cause, *newtempl, *prompt, *ptr; if (s == NULL) return (0); newtempl = cmd_template_replace(cdata->template, s, cdata->idx); xfree(cdata->template); cdata->template = newtempl; if ((ptr = strsep(&cdata->next_prompt, ",")) != NULL) { xasprintf(&prompt, "%s ", ptr); status_prompt_update(c, prompt); xfree(prompt); cdata->idx++; return (1); } if (cmd_string_parse(newtempl, &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); if (c->prompt_callbackfn != (void *) &cmd_command_prompt_callback) return (1); return (0); } void cmd_command_prompt_cfree(void *data) { struct cmd_command_prompt_cdata *cdata = data; if (cdata->prompts != NULL) xfree(cdata->prompts); if (cdata->template != NULL) xfree(cdata->template); xfree(cdata); }