-/*
- * Copyright (C) 2012 Andre Noll <maan@tuebingen.mpg.de>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 2012 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
/** \file play.c Paraslash's standalone player. */
#include "write_cmd.lsg.h"
#include "play.lsg.h"
#include "para.h"
+#include "lsu.h"
#include "list.h"
#include "error.h"
#include "buffer_tree.h"
struct filter_node fn;
struct writer_node wn;
- /* See comment to enum state_change_request_type above */
+ /* See comment to enum \ref state_change_request_type above. */
enum state_change_request_type rq;
/* only relevant if rq == CRT_FILE_CHANGE */
unsigned next_file;
if (OPT_GIVEN(DETAILED_HELP))
help = lls_long_help(CMD_PTR);
- else if (OPT_GIVEN(HELP))
+ else if (OPT_GIVEN(HELP) || lls_num_inputs(play_lpr) == 0)
help = lls_short_help(CMD_PTR);
else
return;
static void parse_config_or_die(int argc, char *argv[])
{
- const struct lls_command *cmd = CMD_PTR;
- int i, ret, cf_argc;
- char *cf, *errctx, **cf_argv;
- struct lls_parse_result *cf_lpr, *merged_lpr;
+ int i, ret;
unsigned num_kmas;
- void *map;
- size_t sz;
+ char *errctx;
- ret = lls(lls_parse(argc, argv, cmd, &play_lpr, &errctx));
- if (ret < 0)
- goto fail;
+ ret = lls(lls_parse(argc, argv, CMD_PTR, &play_lpr, &errctx));
+ if (ret < 0) {
+ if (errctx)
+ PARA_EMERG_LOG("%s\n", errctx);
+ free(errctx);
+ PARA_EMERG_LOG("failed to parse command line options: %s\n",
+ para_strerror(-ret));
+ exit(EXIT_FAILURE);
+ }
loglevel = OPT_UINT32_VAL(LOGLEVEL);
version_handle_flag("play", OPT_GIVEN(VERSION));
- handle_help_flags();
- if (OPT_GIVEN(CONFIG_FILE))
- cf = para_strdup(OPT_STRING_VAL(CONFIG_FILE));
- else {
- char *home = para_homedir();
- cf = make_message("%s/.paraslash/play.conf", home);
- free(home);
- }
- ret = mmap_full_file(cf, O_RDONLY, &map, &sz, NULL);
+ handle_help_flags(); /* also handles the zero-arg case */
+ ret = lsu_merge_config_file_options(OPT_STRING_VAL(CONFIG_FILE),
+ "play.conf", &play_lpr, CMD_PTR, play_suite, 0 /* flags */);
if (ret < 0) {
- if (ret != -E_EMPTY && ret != -ERRNO_TO_PARA_ERROR(ENOENT))
- goto free_cf;
- if (ret == -ERRNO_TO_PARA_ERROR(ENOENT) && OPT_GIVEN(CONFIG_FILE))
- goto free_cf;
- ret = 0;
- goto free_cf;
+ PARA_EMERG_LOG("failed to parse config file: %s\n",
+ para_strerror(-ret));
+ exit(EXIT_FAILURE);
}
- ret = lls(lls_convert_config(map, sz, NULL, &cf_argv, &errctx));
- para_munmap(map, sz);
- if (ret < 0)
- goto free_cf;
- cf_argc = ret;
- ret = lls(lls_parse(cf_argc, cf_argv, cmd, &cf_lpr, &errctx));
- lls_free_argv(cf_argv);
- if (ret < 0)
- goto free_cf;
- ret = lls(lls_merge(play_lpr, cf_lpr, cmd, &merged_lpr, &errctx));
- lls_free_parse_result(cf_lpr, cmd);
- if (ret < 0)
- goto free_cf;
- lls_free_parse_result(play_lpr, cmd);
- play_lpr = merged_lpr;
loglevel = OPT_UINT32_VAL(LOGLEVEL);
-
- ret = lls(lls_check_arg_count(play_lpr, 1, INT_MAX, &errctx));
- if (ret < 0)
- goto free_cf;
num_kmas = OPT_GIVEN(KEY_MAP);
for (i = 0; i < num_kmas; i++) {
const char *kma = lls_string_val(i, OPT_RESULT(KEY_MAP));
if (*kma && strchr(kma + 1, ':'))
continue;
PARA_EMERG_LOG("invalid key map arg: %s\n", kma);
- goto free_cf;
+ exit(EXIT_FAILURE);
}
- ret = 1;
-free_cf:
- free(cf);
- if (ret >= 0)
- return;
- lls_free_parse_result(play_lpr, cmd);
-fail:
- if (errctx)
- PARA_EMERG_LOG("%s\n", errctx);
- free(errctx);
- PARA_EMERG_LOG("%s\n", para_strerror(-ret));
- exit(EXIT_FAILURE);
}
static char get_playback_state(void)
I9E_DUMMY_COMPLETER(ff);
static void help_completer(struct i9e_completion_info *ci,
- struct i9e_completion_result *result)
+ struct i9e_completion_result *cr)
{
- result->matches = i9e_complete_commands(ci->word, pp_completers);
+ char *opts[] = {LSG_PLAY_CMD_HELP_OPTS, NULL};
+
+ if (ci->word[0] == '-') {
+ i9e_complete_option(opts, ci, cr);
+ return;
+ }
+ cr->matches = i9e_complete_commands(ci->word, pp_completers);
}
-I9E_DUMMY_COMPLETER(SUPERCOMMAND_UNAVAILABLE);
static struct i9e_completer pp_completers[] = {
#define LSG_PLAY_CMD_CMD(_name) {.name = #_name, \
.completer = _name ## _completer}
static int com_help(struct lls_parse_result *lpr)
{
- int i, ret;
- char *buf, *errctx;
+ int i;
+ char *buf;
size_t sz;
- const struct lls_command *cmd;
+ unsigned n;
+ const struct lls_opt_result *r =
+ lls_opt_result(LSG_PLAY_CMD_HELP_OPT_LONG, lpr);
+ bool long_help = lls_opt_given(r);
- ret = lls(lls_check_arg_count(lpr, 0, 1, &errctx));
- if (ret < 0) {
- if (errctx)
- PARA_ERROR_LOG("%s\n", errctx);
- free(errctx);
- return ret;
- }
- if (lls_num_inputs(lpr) == 0) {
- if (pt->background) {
- for (i = 1; (cmd = lls_cmd(i, play_cmd_suite)); i++) {
- sz = xasprintf(&buf, "%s\t%s\n",
- lls_command_name(cmd), lls_purpose(cmd));
- btr_add_output(buf, sz, pt->btrn);
- }
- return 0;
- }
+ if (!pt->background) {
FOR_EACH_MAPPED_KEY(i) {
bool internal = is_internal_key(i);
int idx = get_key_map_idx(i);
}
return 0;
}
- ret = lls(lls_lookup_subcmd(lls_input(0, lpr), play_cmd_suite,
- &errctx));
- if (ret < 0) {
- if (errctx)
- PARA_ERROR_LOG("%s\n", errctx);
- free(errctx);
- return ret;
- }
- cmd = lls_cmd(ret, play_cmd_suite);
- buf = lls_long_help(cmd);
- assert(buf);
- btr_add_output(buf, strlen(buf), pt->btrn);
+ lsu_com_help(long_help, lpr, play_cmd_suite, NULL, &buf, &n);
+ btr_add_output(buf, n, pt->btrn);
return 0;
}
EXPORT_PLAY_CMD_HANDLER(help);