diff options
Diffstat (limited to 'cmd-command-prompt.c')
| -rw-r--r-- | cmd-command-prompt.c | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/cmd-command-prompt.c b/cmd-command-prompt.c new file mode 100644 index 0000000..4455856 --- /dev/null +++ b/cmd-command-prompt.c @@ -0,0 +1,238 @@ +/* $OpenBSD$ */ + +/* + * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com> + * + * 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 <sys/types.h> + +#include <ctype.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> + +#include "tmux.h" + +/* + * Prompt for command in client. + */ + +static enum args_parse_type cmd_command_prompt_args_parse(struct args *, + u_int, char **); +static enum cmd_retval cmd_command_prompt_exec(struct cmd *, + struct cmdq_item *); + +static int cmd_command_prompt_callback(struct client *, void *, + const char *, int); +static void cmd_command_prompt_free(void *); + +const struct cmd_entry cmd_command_prompt_entry = { + .name = "command-prompt", + .alias = NULL, + + .args = { "1bFkiI:Np:t:T:", 0, 1, cmd_command_prompt_args_parse }, + .usage = "[-1bFkiN] [-I inputs] [-p prompts] " CMD_TARGET_CLIENT_USAGE + " [-T type] [template]", + + .flags = CMD_CLIENT_TFLAG, + .exec = cmd_command_prompt_exec +}; + +struct cmd_command_prompt_prompt { + char *input; + char *prompt; +}; + +struct cmd_command_prompt_cdata { + struct cmdq_item *item; + struct args_command_state *state; + + int flags; + enum prompt_type prompt_type; + + struct cmd_command_prompt_prompt *prompts; + u_int count; + u_int current; + + int argc; + char **argv; +}; + +static enum args_parse_type +cmd_command_prompt_args_parse(__unused struct args *args, __unused u_int idx, + __unused char **cause) +{ + return (ARGS_PARSE_COMMANDS_OR_STRING); +} + +static enum cmd_retval +cmd_command_prompt_exec(struct cmd *self, struct cmdq_item *item) +{ + struct args *args = cmd_get_args(self); + struct client *tc = cmdq_get_target_client(item); + struct cmd_find_state *target = cmdq_get_target(item); + const char *type, *s, *input; + struct cmd_command_prompt_cdata *cdata; + char *tmp, *prompts, *prompt, *next_prompt; + char *inputs = NULL, *next_input; + u_int count = args_count(args); + int wait = !args_has(args, 'b'), space = 1; + + if (tc->prompt_string != NULL) + return (CMD_RETURN_NORMAL); + if (args_has(args, 'i')) + wait = 0; + + cdata = xcalloc(1, sizeof *cdata); + if (wait) + cdata->item = item; + cdata->state = args_make_commands_prepare(self, item, 0, "%1", wait, + args_has(args, 'F')); + + if ((s = args_get(args, 'p')) == NULL) { + if (count != 0) { + tmp = args_make_commands_get_command(cdata->state); + xasprintf(&prompts, "(%s)", tmp); + free(tmp); + } else { + prompts = xstrdup(":"); + space = 0; + } + next_prompt = prompts; + } else + next_prompt = prompts = xstrdup(s); + if ((s = args_get(args, 'I')) != NULL) + next_input = inputs = xstrdup(s); + else + next_input = NULL; + while ((prompt = strsep(&next_prompt, ",")) != NULL) { + cdata->prompts = xreallocarray(cdata->prompts, cdata->count + 1, + sizeof *cdata->prompts); + if (!space) + tmp = xstrdup(prompt); + else + xasprintf(&tmp, "%s ", prompt); + cdata->prompts[cdata->count].prompt = tmp; + + if (next_input != NULL) { + input = strsep(&next_input, ","); + if (input == NULL) + input = ""; + } else + input = ""; + cdata->prompts[cdata->count].input = xstrdup(input); + + cdata->count++; + } + free(inputs); + free(prompts); + + if ((type = args_get(args, 'T')) != NULL) { + cdata->prompt_type = status_prompt_type(type); + if (cdata->prompt_type == PROMPT_TYPE_INVALID) { + cmdq_error(item, "unknown type: %s", type); + return (CMD_RETURN_ERROR); + } + } else + cdata->prompt_type = PROMPT_TYPE_COMMAND; + + if (args_has(args, '1')) + cdata->flags |= PROMPT_SINGLE; + else if (args_has(args, 'N')) + cdata->flags |= PROMPT_NUMERIC; + else if (args_has(args, 'i')) + cdata->flags |= PROMPT_INCREMENTAL; + else if (args_has(args, 'k')) + cdata->flags |= PROMPT_KEY; + status_prompt_set(tc, target, cdata->prompts[0].prompt, + cdata->prompts[0].input, cmd_command_prompt_callback, + cmd_command_prompt_free, cdata, cdata->flags, cdata->prompt_type); + + if (!wait) + return (CMD_RETURN_NORMAL); + return (CMD_RETURN_WAIT); +} + +static int +cmd_command_prompt_callback(struct client *c, void *data, const char *s, + int done) +{ + struct cmd_command_prompt_cdata *cdata = data; + char *error; + struct cmdq_item *item = cdata->item, *new_item; + struct cmd_list *cmdlist; + struct cmd_command_prompt_prompt *prompt; + int argc = 0; + char **argv = NULL; + + if (s == NULL) + goto out; + if (done) { + if (cdata->flags & PROMPT_INCREMENTAL) + goto out; + + cmd_append_argv(&cdata->argc, &cdata->argv, s); + if (++cdata->current != cdata->count) { + prompt = &cdata->prompts[cdata->current]; + status_prompt_update(c, prompt->prompt, prompt->input); + return (1); + } + } + + argc = cdata->argc; + argv = cmd_copy_argv(cdata->argc, cdata->argv); + cmd_append_argv(&argc, &argv, s); + if (done) { + cdata->argc = argc; + cdata->argv = cmd_copy_argv(argc, argv); + } + + cmdlist = args_make_commands(cdata->state, argc, argv, &error); + if (cmdlist == NULL) { + cmdq_append(c, cmdq_get_error(error)); + free(error); + } else if (item == NULL) { + new_item = cmdq_get_command(cmdlist, NULL); + cmdq_append(c, new_item); + } else { + new_item = cmdq_get_command(cmdlist, cmdq_get_state(item)); + cmdq_insert_after(item, new_item); + } + cmd_free_argv(argc, argv); + + if (c->prompt_inputcb != cmd_command_prompt_callback) + return (1); + +out: + if (item != NULL) + cmdq_continue(item); + return (0); +} + +static void +cmd_command_prompt_free(void *data) +{ + struct cmd_command_prompt_cdata *cdata = data; + u_int i; + + for (i = 0; i < cdata->count; i++) { + free(cdata->prompts[i].prompt); + free(cdata->prompts[i].input); + } + free(cdata->prompts); + cmd_free_argv(cdata->argc, cdata->argv); + args_make_commands_free(cdata->state); + free(cdata); +} |