mirror of
https://github.com/mpv-player/mpv
synced 2024-09-09 01:16:56 +02:00
291 lines
9.1 KiB
C
291 lines
9.1 KiB
C
/*
|
|
* This file is part of MPlayer.
|
|
*
|
|
* MPlayer is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* MPlayer is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <assert.h>
|
|
#include <stdbool.h>
|
|
|
|
#include "common/global.h"
|
|
#include "common/msg.h"
|
|
#include "common/msg_control.h"
|
|
#include "m_option.h"
|
|
#include "m_config.h"
|
|
#include "options.h"
|
|
#include "common/playlist.h"
|
|
#include "common/playlist_parser.h"
|
|
#include "parse_commandline.h"
|
|
|
|
#define GLOBAL 0
|
|
#define LOCAL 1
|
|
|
|
#define dvd_range(a) (a > 0 && a < 256)
|
|
|
|
|
|
struct parse_state {
|
|
struct m_config *config;
|
|
int argc;
|
|
char **argv;
|
|
|
|
bool no_more_opts;
|
|
bool error;
|
|
|
|
bool is_opt;
|
|
struct bstr arg;
|
|
struct bstr param;
|
|
};
|
|
|
|
// Returns 0 if a valid option/file is available, <0 on error, 1 on end of args.
|
|
static int split_opt_silent(struct parse_state *p)
|
|
{
|
|
assert(!p->error);
|
|
|
|
if (p->argc < 1)
|
|
return 1;
|
|
|
|
p->is_opt = false;
|
|
p->arg = bstr0(p->argv[0]);
|
|
p->param = bstr0(NULL);
|
|
|
|
p->argc--;
|
|
p->argv++;
|
|
|
|
if (p->no_more_opts || !bstr_startswith0(p->arg, "-") || p->arg.len == 1)
|
|
return 0;
|
|
|
|
if (bstrcmp0(p->arg, "--") == 0) {
|
|
p->no_more_opts = true;
|
|
return split_opt_silent(p);
|
|
}
|
|
|
|
p->is_opt = true;
|
|
|
|
if (!bstr_eatstart0(&p->arg, "--"))
|
|
bstr_eatstart0(&p->arg, "-");
|
|
|
|
bool ambiguous = !bstr_split_tok(p->arg, "=", &p->arg, &p->param);
|
|
|
|
int r = m_config_option_requires_param(p->config, p->arg);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
if (ambiguous && r > 0) {
|
|
if (p->argc < 1)
|
|
return M_OPT_MISSING_PARAM;
|
|
p->param = bstr0(p->argv[0]);
|
|
p->argc--;
|
|
p->argv++;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
// Returns true if more args, false if all parsed or an error occurred.
|
|
static bool split_opt(struct parse_state *p)
|
|
{
|
|
int r = split_opt_silent(p);
|
|
if (r >= 0)
|
|
return r == 0;
|
|
p->error = true;
|
|
|
|
MP_FATAL(p->config, "Error parsing commandline option %.*s: %s\n",
|
|
BSTR_P(p->arg), m_option_strerror(r));
|
|
return false;
|
|
}
|
|
|
|
// returns M_OPT_... error code
|
|
int m_config_parse_mp_command_line(m_config_t *config, struct playlist *files,
|
|
struct mpv_global *global,
|
|
int argc, char **argv)
|
|
{
|
|
int ret = M_OPT_UNKNOWN;
|
|
int mode = 0;
|
|
struct playlist_entry *local_start = NULL;
|
|
|
|
int local_params_count = 0;
|
|
struct playlist_param *local_params = 0;
|
|
|
|
assert(config != NULL);
|
|
|
|
mode = GLOBAL;
|
|
|
|
struct parse_state p = {config, argc, argv};
|
|
while (split_opt(&p)) {
|
|
if (p.is_opt) {
|
|
int flags = M_SETOPT_FROM_CMDLINE;
|
|
if (mode == LOCAL)
|
|
flags |= M_SETOPT_BACKUP | M_SETOPT_CHECK_ONLY;
|
|
int r = m_config_set_option_ext(config, p.arg, p.param, flags);
|
|
if (r <= M_OPT_EXIT) {
|
|
ret = r;
|
|
goto err_out;
|
|
}
|
|
if (r < 0) {
|
|
MP_FATAL(config, "Setting commandline option --%.*s=%.*s failed.\n",
|
|
BSTR_P(p.arg), BSTR_P(p.param));
|
|
goto err_out;
|
|
}
|
|
|
|
// Handle some special arguments outside option parser.
|
|
|
|
if (!bstrcmp0(p.arg, "{")) {
|
|
if (mode != GLOBAL) {
|
|
MP_ERR(config, "'--{' can not be nested.\n");
|
|
goto err_out;
|
|
}
|
|
mode = LOCAL;
|
|
assert(!local_start);
|
|
local_start = files->last;
|
|
continue;
|
|
}
|
|
|
|
if (!bstrcmp0(p.arg, "}")) {
|
|
if (mode != LOCAL) {
|
|
MP_ERR(config, "Too many closing '--}'.\n");
|
|
goto err_out;
|
|
}
|
|
if (local_params_count) {
|
|
// The files added between '{' and '}' are the entries from
|
|
// the entry _after_ local_start, until the end of the list.
|
|
// If local_start is NULL, the list was empty on '{', and we
|
|
// want all files in the list.
|
|
struct playlist_entry *cur
|
|
= local_start ? local_start->next : files->first;
|
|
if (!cur)
|
|
MP_WARN(config, "Ignored options!\n");
|
|
while (cur) {
|
|
playlist_entry_add_params(cur, local_params,
|
|
local_params_count);
|
|
cur = cur->next;
|
|
}
|
|
}
|
|
local_params_count = 0;
|
|
mode = GLOBAL;
|
|
m_config_restore_backups(config);
|
|
local_start = NULL;
|
|
continue;
|
|
}
|
|
|
|
if (bstrcmp0(p.arg, "playlist") == 0) {
|
|
// append the playlist to the local args
|
|
char *param0 = bstrdup0(NULL, p.param);
|
|
struct playlist *pl = playlist_parse_file(param0, global);
|
|
talloc_free(param0);
|
|
if (!pl) {
|
|
MP_FATAL(config, "Error reading playlist '%.*s'", BSTR_P(p.param));
|
|
goto err_out;
|
|
}
|
|
playlist_transfer_entries(files, pl);
|
|
talloc_free(pl);
|
|
continue;
|
|
}
|
|
|
|
if (mode == LOCAL) {
|
|
MP_TARRAY_APPEND(NULL, local_params, local_params_count,
|
|
(struct playlist_param) {p.arg, p.param});
|
|
}
|
|
} else {
|
|
// filename
|
|
void *tmp = talloc_new(NULL);
|
|
bstr file = p.arg;
|
|
char *file0 = bstrdup0(tmp, p.arg);
|
|
// expand DVD filename entries like dvd://1-3 into component titles
|
|
if (bstr_startswith0(file, "dvd://")) {
|
|
int offset = 6;
|
|
char *splitpos = strstr(file0 + offset, "-");
|
|
if (splitpos != NULL) {
|
|
char *endpos;
|
|
int start_title = strtol(file0 + offset, &endpos, 10);
|
|
int end_title;
|
|
//entries like dvd://-2 imply start at title 1
|
|
if (start_title < 0) {
|
|
end_title = abs(start_title);
|
|
start_title = 1;
|
|
} else
|
|
end_title = strtol(splitpos + 1, &endpos, 10);
|
|
|
|
if (dvd_range(start_title) && dvd_range(end_title)
|
|
&& (start_title < end_title)) {
|
|
for (int j = start_title; j <= end_title; j++) {
|
|
char *f = talloc_asprintf(tmp, "dvd://%d%s", j,
|
|
endpos);
|
|
playlist_add_file(files, f);
|
|
}
|
|
} else
|
|
MP_ERR(config, "Invalid play entry %s\n", file0);
|
|
|
|
} else // dvd:// or dvd://x entry
|
|
playlist_add_file(files, file0);
|
|
} else
|
|
playlist_add_file(files, file0);
|
|
talloc_free(tmp);
|
|
|
|
// Lock stdin if it will be used as input
|
|
if (bstrcmp0(file, "-") == 0)
|
|
m_config_set_option0(config, "consolecontrols", "no");
|
|
}
|
|
}
|
|
|
|
if (p.error)
|
|
goto err_out;
|
|
|
|
if (mode != GLOBAL) {
|
|
MP_ERR(config, "Missing closing --} on command line.\n");
|
|
goto err_out;
|
|
}
|
|
|
|
ret = 0; // success
|
|
|
|
err_out:
|
|
talloc_free(local_params);
|
|
m_config_restore_backups(config);
|
|
return ret;
|
|
}
|
|
|
|
/* Parse some command line options early before main parsing.
|
|
* --no-config prevents reading configuration files (otherwise done before
|
|
* command line parsing), and --really-quiet suppresses messages printed
|
|
* during normal options parsing.
|
|
*/
|
|
void m_config_preparse_command_line(m_config_t *config, struct mpv_global *global,
|
|
int argc, char **argv)
|
|
{
|
|
struct MPOpts *opts = global->opts;
|
|
|
|
// Hack to shut up parser error messages
|
|
mp_msg_mute(global, true);
|
|
|
|
struct parse_state p = {config, argc, argv};
|
|
while (split_opt_silent(&p) == 0) {
|
|
if (p.is_opt) {
|
|
// Ignore non-pre-parse options. They will be set later.
|
|
// Option parsing errors will be handled later as well.
|
|
int flags = M_SETOPT_FROM_CMDLINE | M_SETOPT_PRE_PARSE_ONLY;
|
|
m_config_set_option_ext(config, p.arg, p.param, flags);
|
|
if (bstrcmp0(p.arg, "v") == 0)
|
|
opts->verbose++;
|
|
}
|
|
}
|
|
|
|
mp_msg_mute(global, false);
|
|
}
|