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Merge branch 'master' into s-dash-stdin

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This commit is contained in:
ZyX
2017-12-03 16:49:30 +03:00
parent 62108c3b0b 27a577586e
commit c49e22d396
1530 changed files with 112129 additions and 74550 deletions
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313
src/nvim/main.c
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@@ -1,9 +1,17 @@
// This is an open source non-commercial project. Dear PVS-Studio, please check
// it. PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
#define EXTERN
#include <assert.h>
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#ifdef WIN32
# include <wchar.h>
# include <winnls.h>
#endif
#include <msgpack.h>
#include "nvim/ascii.h"
@@ -54,6 +62,7 @@
#include "nvim/os/input.h"
#include "nvim/os/os.h"
#include "nvim/os/time.h"
#include "nvim/os/fileio.h"
#include "nvim/event/loop.h"
#include "nvim/os/signal.h"
#include "nvim/event/process.h"
@@ -64,6 +73,9 @@
#include "nvim/api/private/helpers.h"
#include "nvim/api/private/handle.h"
#include "nvim/api/private/dispatch.h"
#ifndef WIN32
# include "nvim/os/pty_process_unix.h"
#endif
/* Maximum number of commands from + or -c arguments. */
#define MAX_ARG_CMDS 10
@@ -94,10 +106,7 @@ typedef struct {
bool input_isatty; // stdin is a terminal
bool output_isatty; // stdout is a terminal
bool err_isatty; // stderr is a terminal
bool headless; // Dont try to start an user interface
// or read/write to stdio(unless
// embedding)
int no_swap_file; /* "-n" argument used */
int no_swap_file; // "-n" argument used
int use_debug_break_level;
int window_count; /* number of windows to use */
int window_layout; /* 0, WIN_HOR, WIN_VER or WIN_TABS */
@@ -121,7 +130,7 @@ typedef struct {
Loop main_loop;
static char *argv0;
static char *argv0 = NULL;
// Error messages
static const char *err_arg_missing = N_("Argument missing after");
@@ -150,10 +159,11 @@ void event_init(void)
terminal_init();
}
void event_teardown(void)
/// @returns false if main_loop could not be closed gracefully
bool event_teardown(void)
{
if (!main_loop.events) {
return;
return true;
}
multiqueue_process_events(main_loop.events);
@@ -165,7 +175,7 @@ void event_teardown(void)
signal_teardown();
terminal_teardown();
loop_close(&main_loop, true);
return loop_close(&main_loop, true);
}
/// Performs early initialization.
@@ -176,11 +186,9 @@ void early_init(void)
log_init();
fs_init();
handle_init();
eval_init(); // init global variables
// Init the table of Normal mode commands.
init_normal_cmds();
init_path(argv0 ? argv0 : "nvim");
init_normal_cmds(); // Init the table of Normal mode commands.
#if defined(HAVE_LOCALE_H)
// Setup to use the current locale (for ctype() and many other things).
@@ -214,11 +222,23 @@ void early_init(void)
#ifdef MAKE_LIB
int nvim_main(int argc, char **argv)
#elif defined(WIN32)
int wmain(int argc, wchar_t **argv_w) // multibyte args on Windows. #7060
#else
int main(int argc, char **argv)
#endif
{
argv0 = (char *)path_tail((char_u *)argv[0]);
#if defined(WIN32) && !defined(MAKE_LIB)
char *argv[argc];
for (int i = 0; i < argc; i++) {
char *buf = NULL;
utf16_to_utf8(argv_w[i], &buf);
assert(buf);
argv[i] = buf;
}
#endif
argv0 = argv[0];
char_u *fname = NULL; // file name from command line
mparm_T params; // various parameters passed between
@@ -238,8 +258,6 @@ int main(int argc, char **argv)
// Check if we have an interactive window.
check_and_set_isatty(&params);
init_path(argv[0]);
event_init();
/*
* Process the command line arguments. File names are put in the global
@@ -282,8 +300,8 @@ int main(int argc, char **argv)
assert(p_ch >= 0 && Rows >= p_ch && Rows - p_ch <= INT_MAX);
cmdline_row = (int)(Rows - p_ch);
msg_row = cmdline_row;
screenalloc(false); /* allocate screen buffers */
set_init_2();
screenalloc(false); // allocate screen buffers
set_init_2(headless_mode);
TIME_MSG("inits 2");
msg_scroll = TRUE;
@@ -295,8 +313,9 @@ int main(int argc, char **argv)
/* Set the break level after the terminal is initialized. */
debug_break_level = params.use_debug_break_level;
bool reading_input = !params.headless && (params.input_isatty
|| params.output_isatty || params.err_isatty);
bool reading_input = !headless_mode
&& (params.input_isatty || params.output_isatty
|| params.err_isatty);
if (reading_input) {
// One of the startup commands (arguments, sourced scripts or plugins) may
@@ -326,6 +345,12 @@ int main(int argc, char **argv)
do_cmdline_cmd("augroup END");
#undef PROTO
// Reset 'loadplugins' for "-u NONE" before "--cmd" arguments.
// Allows for setting 'loadplugins' there.
if (params.use_vimrc != NULL && strcmp(params.use_vimrc, "NONE") == 0) {
p_lpl = false;
}
/* Execute --cmd arguments. */
exe_pre_commands(&params);
@@ -385,9 +410,10 @@ int main(int argc, char **argv)
shada_read_everything(NULL, false, true);
TIME_MSG("reading ShaDa");
}
/* It's better to make v:oldfiles an empty list than NULL. */
if (get_vim_var_list(VV_OLDFILES) == NULL)
set_vim_var_list(VV_OLDFILES, list_alloc());
// It's better to make v:oldfiles an empty list than NULL.
if (get_vim_var_list(VV_OLDFILES) == NULL) {
set_vim_var_list(VV_OLDFILES, tv_list_alloc());
}
/*
* "-q errorfile": Load the error file now.
@@ -425,7 +451,7 @@ int main(int argc, char **argv)
wait_return(TRUE);
}
if (!params.headless) {
if (!headless_mode) {
// Stop reading from input stream, the UI layer will take over now.
input_stop();
ui_builtin_start();
@@ -626,6 +652,11 @@ void getout(int exitval)
/* Position the cursor again, the autocommands may have moved it */
ui_cursor_goto((int)Rows - 1, 0);
// Apply 'titleold'.
if (p_title && *p_titleold != NUL) {
ui_call_set_title(cstr_as_string((char *)p_titleold));
}
#if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
iconv_end();
#endif
@@ -650,8 +681,9 @@ void getout(int exitval)
///
/// @return argument's numeric value otherwise
static int get_number_arg(const char *p, int *idx, int def)
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT
{
if (ascii_isdigit(p[*idx])) {
if (ascii_isdigit(p[*idx])) { // -V522
def = atoi(&(p[*idx]));
while (ascii_isdigit(p[*idx])) {
*idx = *idx + 1;
@@ -758,23 +790,37 @@ static void command_line_scan(mparm_T *parmp)
version();
mch_exit(0);
} else if (STRICMP(argv[0] + argv_idx, "api-info") == 0) {
msgpack_sbuffer* b = msgpack_sbuffer_new();
msgpack_packer* p = msgpack_packer_new(b, msgpack_sbuffer_write);
FileDescriptor fp;
const int fof_ret = file_open_fd(&fp, OS_STDOUT_FILENO,
kFileWriteOnly);
msgpack_packer *p = msgpack_packer_new(&fp, msgpack_file_write);
if (fof_ret != 0) {
emsgf(_("E5421: Failed to open stdin: %s"), os_strerror(fof_ret));
}
if (p == NULL) {
emsgf(_(e_outofmem));
}
Object md = DICTIONARY_OBJ(api_metadata());
msgpack_rpc_from_object(md, p);
for (size_t i = 0; i < b->size; i++) {
putchar(b->data[i]);
}
msgpack_packer_free(p);
const int ff_ret = file_flush(&fp);
if (ff_ret < 0) {
msgpack_file_write_error(ff_ret);
}
mch_exit(0);
} else if (STRICMP(argv[0] + argv_idx, "headless") == 0) {
parmp->headless = true;
headless_mode = true;
} else if (STRICMP(argv[0] + argv_idx, "embed") == 0) {
embedded_mode = true;
parmp->headless = true;
channel_from_stdio();
headless_mode = true;
const char *err;
if (!channel_from_stdio(true, CALLBACK_READER_INIT, &err)) {
abort();
}
} else if (STRNICMP(argv[0] + argv_idx, "literal", 7) == 0) {
#if !defined(UNIX)
parmp->literal = TRUE;
@@ -796,17 +842,18 @@ static void command_line_scan(mparm_T *parmp)
argv_idx = -1; /* skip to next argument */
break;
case 'A': /* "-A" start in Arabic mode */
set_option_value((char_u *)"arabic", 1L, NULL, 0);
case 'A': { // "-A" start in Arabic mode.
set_option_value("arabic", 1L, NULL, 0);
break;
case 'b': /* "-b" binary mode */
/* Needs to be effective before expanding file names, because
* for Win32 this makes us edit a shortcut file itself,
* instead of the file it links to. */
}
case 'b': { // "-b" binary mode.
// Needs to be effective before expanding file names, because
// for Win32 this makes us edit a shortcut file itself,
// instead of the file it links to.
set_options_bin(curbuf->b_p_bin, 1, 0);
curbuf->b_p_bin = 1; /* binary file I/O */
curbuf->b_p_bin = 1; // Binary file I/O.
break;
}
case 'e': /* "-e" Ex mode */
exmode_active = EXMODE_NORMAL;
@@ -823,24 +870,27 @@ static void command_line_scan(mparm_T *parmp)
main_start_gui();
break;
case 'F': /* "-F" start in Farsi mode: rl + fkmap set */
p_fkmap = TRUE;
set_option_value((char_u *)"rl", 1L, NULL, 0);
case 'F': { // "-F" start in Farsi mode: rl + fkmap set.
p_fkmap = true;
set_option_value("rl", 1L, NULL, 0);
break;
}
case 'h': /* "-h" give help message */
usage();
mch_exit(0);
case 'H': /* "-H" start in Hebrew mode: rl + hkmap set */
p_hkmap = TRUE;
set_option_value((char_u *)"rl", 1L, NULL, 0);
case 'H': { // "-H" start in Hebrew mode: rl + hkmap set.
p_hkmap = true;
set_option_value("rl", 1L, NULL, 0);
break;
}
case 'l': /* "-l" lisp mode, 'lisp' and 'showmatch' on */
set_option_value((char_u *)"lisp", 1L, NULL, 0);
p_sm = TRUE;
case 'l': { // "-l" lisp mode, 'lisp' and 'showmatch' on.
set_option_value("lisp", 1L, NULL, 0);
p_sm = true;
break;
}
case 'M': /* "-M" no changes or writing of files */
reset_modifiable();
@@ -909,10 +959,11 @@ static void command_line_scan(mparm_T *parmp)
break;
case 's':
if (exmode_active) /* "-s" silent (batch) mode */
silent_mode = TRUE;
else /* "-s {scriptin}" read from script file */
want_argument = TRUE;
if (exmode_active) { // "-es" silent (batch) mode
silent_mode = true;
} else { // "-s {scriptin}" read from script file
want_argument = true;
}
break;
case 't': /* "-t {tag}" or "-t{tag}" jump to tag */
@@ -939,8 +990,7 @@ static void command_line_scan(mparm_T *parmp)
/* default is 10: a little bit verbose */
p_verbose = get_number_arg(argv[0], &argv_idx, 10);
if (argv[0][argv_idx] != NUL) {
set_option_value((char_u *)"verbosefile", 0L,
(char_u *)argv[0] + argv_idx, 0);
set_option_value("verbosefile", 0L, argv[0] + argv_idx, 0);
argv_idx = (int)STRLEN(argv[0]);
}
break;
@@ -949,7 +999,7 @@ static void command_line_scan(mparm_T *parmp)
/* "-w {scriptout}" write to script */
if (ascii_isdigit(((char_u *)argv[0])[argv_idx])) {
n = get_number_arg(argv[0], &argv_idx, 10);
set_option_value((char_u *)"window", n, NULL, 0);
set_option_value("window", n, NULL, 0);
break;
}
want_argument = TRUE;
@@ -1059,7 +1109,7 @@ scripterror:
if (STRCMP(argv[0], "-") == 0) {
const int stdin_dup_fd = os_dup(OS_STDIN_FILENO);
FileDescriptor *const stdin_dup = file_open_fd_new(
&error, stdin_dup_fd, kFileReadOnly|kFileNonBlocking, 0);
&error, stdin_dup_fd, kFileReadOnly|kFileNonBlocking);
assert(stdin_dup != NULL);
scriptin[0] = stdin_dup;
} else if ((scriptin[0] = file_open_new(
@@ -1089,7 +1139,7 @@ scripterror:
if (ascii_isdigit(*((char_u *)argv[0]))) {
argv_idx = 0;
n = get_number_arg(argv[0], &argv_idx, 10);
set_option_value((char_u *)"window", n, NULL, 0);
set_option_value("window", n, NULL, 0);
argv_idx = -1;
break;
}
@@ -1181,7 +1231,6 @@ static void init_params(mparm_T *paramp, int argc, char **argv)
memset(paramp, 0, sizeof(*paramp));
paramp->argc = argc;
paramp->argv = argv;
paramp->headless = false;
paramp->want_full_screen = true;
paramp->use_debug_break_level = -1;
paramp->window_count = -1;
@@ -1205,20 +1254,32 @@ static void init_startuptime(mparm_T *paramp)
static void check_and_set_isatty(mparm_T *paramp)
{
paramp->input_isatty = os_isatty(fileno(stdin));
paramp->output_isatty = os_isatty(fileno(stdout));
stdin_isatty
= paramp->input_isatty = os_isatty(fileno(stdin));
stdout_isatty
= paramp->output_isatty = os_isatty(fileno(stdout));
paramp->err_isatty = os_isatty(fileno(stderr));
int tty_fd = paramp->input_isatty
? OS_STDIN_FILENO
: (paramp->output_isatty
? OS_STDOUT_FILENO
: (paramp->err_isatty ? OS_STDERR_FILENO : -1));
#ifndef WIN32
pty_process_save_termios(tty_fd);
#endif
TIME_MSG("window checked");
}
// Sets v:progname and v:progpath. Also modifies $PATH on Windows.
static void init_path(char *exename)
static void init_path(const char *exename)
FUNC_ATTR_NONNULL_ALL
{
char exepath[MAXPATHL] = { 0 };
size_t exepathlen = MAXPATHL;
// Make v:progpath absolute.
if (os_exepath(exepath, &exepathlen) != 0) {
EMSG2(e_intern2, "init_path()");
// Fall back to argv[0]. Missing procfs? #6734
path_guess_exepath(exename, exepath, sizeof(exepath));
}
set_vim_var_string(VV_PROGPATH, exepath, -1);
set_vim_var_string(VV_PROGNAME, (char *)path_tail((char_u *)exename), -1);
@@ -1276,11 +1337,33 @@ static void set_window_layout(mparm_T *paramp)
static void load_plugins(void)
{
if (p_lpl) {
source_runtime((char_u *)"plugin/**/*.vim", DIP_ALL); // NOLINT
TIME_MSG("loading plugins");
char_u *rtp_copy = NULL;
ex_packloadall(NULL);
// First add all package directories to 'runtimepath', so that their
// autoload directories can be found. Only if not done already with a
// :packloadall command.
// Make a copy of 'runtimepath', so that source_runtime does not use the
// pack directories.
if (!did_source_packages) {
rtp_copy = vim_strsave(p_rtp);
add_pack_start_dirs();
}
source_in_path(rtp_copy == NULL ? p_rtp : rtp_copy,
(char_u *)"plugin/**/*.vim", // NOLINT
DIP_ALL | DIP_NOAFTER);
TIME_MSG("loading plugins");
xfree(rtp_copy);
// Only source "start" packages if not done already with a :packloadall
// command.
if (!did_source_packages) {
load_start_packages();
}
TIME_MSG("loading packages");
source_runtime((char_u *)"plugin/**/*.vim", DIP_ALL | DIP_AFTER);
TIME_MSG("loading after plugins");
}
}
@@ -1295,8 +1378,8 @@ static void handle_quickfix(mparm_T *paramp)
set_string_option_direct((char_u *)"ef", -1,
paramp->use_ef, OPT_FREE, SID_CARG);
vim_snprintf((char *)IObuff, IOSIZE, "cfile %s", p_ef);
if (qf_init(NULL, p_ef, p_efm, TRUE, IObuff) < 0) {
ui_putc('\n');
if (qf_init(NULL, p_ef, p_efm, true, IObuff) < 0) {
ui_linefeed();
mch_exit(3);
}
TIME_MSG("reading errorfile");
@@ -1326,7 +1409,7 @@ static void handle_tag(char_u *tagname)
// When starting in Ex mode and commands come from a file, set Silent mode.
static void check_tty(mparm_T *parmp)
{
if (parmp->headless) {
if (headless_mode) {
return;
}
@@ -1676,7 +1759,7 @@ static bool do_user_initialization(void)
do {
const char *dir;
size_t dir_len;
iter = vim_colon_env_iter(config_dirs, iter, &dir, &dir_len);
iter = vim_env_iter(':', config_dirs, iter, &dir, &dir_len);
if (dir == NULL || dir_len == 0) {
break;
}
@@ -1716,8 +1799,6 @@ static void source_startup_scripts(const mparm_T *const parmp)
if (parmp->use_vimrc != NULL) {
if (strcmp(parmp->use_vimrc, "NONE") == 0
|| strcmp(parmp->use_vimrc, "NORC") == 0) {
if (parmp->use_vimrc[2] == 'N')
p_lpl = false; // don't load plugins either
} else {
if (do_source((char_u *)parmp->use_vimrc, FALSE, DOSO_NONE) != OK)
EMSG2(_("E282: Cannot read from \"%s\""), parmp->use_vimrc);
@@ -1809,6 +1890,7 @@ static int process_env(char *env, bool is_viminit)
/// os_fileinfo_link() respectively for extra security.
static bool file_owned(const char *fname)
{
assert(fname != NULL);
uid_t uid = getuid();
FileInfo file_info;
bool file_owned = os_fileinfo(fname, &file_info)
@@ -1827,9 +1909,11 @@ static bool file_owned(const char *fname)
/// @param str string to append to the primary error message, or NULL
static void mainerr(const char *errstr, const char *str)
{
char *prgname = (char *)path_tail((char_u *)argv0);
signal_stop(); // kill us with CTRL-C here, if you like
mch_errmsg(argv0);
mch_errmsg(prgname);
mch_errmsg(": ");
mch_errmsg(_(errstr));
if (str != NULL) {
@@ -1838,7 +1922,7 @@ static void mainerr(const char *errstr, const char *str)
mch_errmsg("\"");
}
mch_errmsg(_("\nMore info with \""));
mch_errmsg(argv0);
mch_errmsg(prgname);
mch_errmsg(" -h\"\n");
mch_exit(1);
@@ -1859,54 +1943,47 @@ static void usage(void)
signal_stop(); // kill us with CTRL-C here, if you like
mch_msg(_("Usage:\n"));
mch_msg(_(" nvim [arguments] [file ...] Edit specified file(s)\n"));
mch_msg(_(" nvim [arguments] - Read text from stdin\n"));
mch_msg(_(" nvim [arguments] -t <tag> Edit file where tag is defined\n"));
mch_msg(_(" nvim [arguments] -q [errorfile] Edit file with first error\n"));
mch_msg(_("\nArguments:\n"));
mch_msg(_(" nvim [options] [file ...] Edit file(s)\n"));
mch_msg(_(" nvim [options] - Read text from stdin\n"));
mch_msg(_(" nvim [options] -t <tag> Edit file where tag is defined\n"));
mch_msg(_(" nvim [options] -q [errorfile] Edit file with first error\n"));
mch_msg(_("\nOptions:\n"));
mch_msg(_(" -- Only file names after this\n"));
mch_msg(_(" + Start at end of file\n"));
mch_msg(_(" --cmd <cmd> Execute <cmd> before any config\n"));
mch_msg(_(" +<cmd>, -c <cmd> Execute <cmd> after config and first file\n"));
mch_msg("\n");
mch_msg(_(" -b Binary mode\n"));
mch_msg(_(" -d Diff mode\n"));
mch_msg(_(" -e, -E Ex mode, Improved Ex mode\n"));
mch_msg(_(" -es Silent (batch) mode\n"));
mch_msg(_(" -h, --help Print this help message\n"));
mch_msg(_(" -i <shada> Use this shada file\n"));
mch_msg(_(" -m Modifications (writing files) not allowed\n"));
mch_msg(_(" -M Modifications in text not allowed\n"));
mch_msg(_(" -n No swap file, use memory only\n"));
mch_msg(_(" -o[N] Open N windows (default: one per file)\n"));
mch_msg(_(" -O[N] Open N vertical windows (default: one per file)\n"));
mch_msg(_(" -p[N] Open N tab pages (default: one per file)\n"));
mch_msg(_(" -r, -L List swap files\n"));
mch_msg(_(" -r <file> Recover edit state for this file\n"));
mch_msg(_(" -R Read-only mode\n"));
mch_msg(_(" -S <session> Source <session> after loading the first file\n"));
mch_msg(_(" -s <scriptin> Read Normal mode commands from <scriptin>\n"));
mch_msg(_(" -u <config> Use this config file\n"));
mch_msg(_(" -v, --version Print version information\n"));
mch_msg(_(" -V[N][file] Verbose [level][file]\n"));
mch_msg(_(" -Z Restricted mode\n"));
mch_msg("\n");
mch_msg(_(" --api-info Write msgpack-encoded API metadata to stdout\n"));
mch_msg(_(" --embed Use stdin/stdout as a msgpack-rpc channel\n"));
mch_msg(_(" --headless Don't start a user interface\n"));
#if !defined(UNIX)
mch_msg(_(" --literal Don't expand wildcards\n"));
#endif
mch_msg(_(" -e Ex mode\n"));
mch_msg(_(" -E Improved Ex mode\n"));
mch_msg(_(" -s Silent (batch) mode (only for ex mode)\n"));
mch_msg(_(" -d Diff mode\n"));
mch_msg(_(" -R Read-only mode\n"));
mch_msg(_(" -Z Restricted mode\n"));
mch_msg(_(" -m Modifications (writing files) not allowed\n"));
mch_msg(_(" -M Modifications in text not allowed\n"));
mch_msg(_(" -b Binary mode\n"));
mch_msg(_(" -l Lisp mode\n"));
mch_msg(_(" -A Arabic mode\n"));
mch_msg(_(" -F Farsi mode\n"));
mch_msg(_(" -H Hebrew mode\n"));
mch_msg(_(" -V[N][file] Be verbose [level N][log messages to file]\n"));
mch_msg(_(" -D Debugging mode\n"));
mch_msg(_(" -n No swap file, use memory only\n"));
mch_msg(_(" -r, -L List swap files and exit\n"));
mch_msg(_(" -r <file> Recover crashed session\n"));
mch_msg(_(" -u <vimrc> Use <vimrc> instead of the default\n"));
mch_msg(_(" -i <shada> Use <shada> instead of the default\n"));
mch_msg(_(" --noplugin Don't load plugin scripts\n"));
mch_msg(_(" -o[N] Open N windows (default: one for each file)\n"));
mch_msg(_(" -O[N] Like -o but split vertically\n"));
mch_msg(_(" -p[N] Open N tab pages (default: one for each file)\n"));
mch_msg(_(" + Start at end of file\n"));
mch_msg(_(" +<linenum> Start at line <linenum>\n"));
mch_msg(_(" +/<pattern> Start at first occurrence of <pattern>\n"));
mch_msg(_(" --cmd <command> Execute <command> before loading any vimrc\n"));
mch_msg(_(" -c <command> Execute <command> after loading the first file\n"));
mch_msg(_(" -S <session> Source <session> after loading the first file\n"));
mch_msg(_(" -s <scriptin> Read Normal mode commands from <scriptin>\n"));
mch_msg(_(" -w <scriptout> Append all typed characters to <scriptout>\n"));
mch_msg(_(" -W <scriptout> Write all typed characters to <scriptout>\n"));
mch_msg(_(" --noplugin Don't load plugins\n"));
mch_msg(_(" --startuptime <file> Write startup timing messages to <file>\n"));
mch_msg(_(" --api-info Dump API metadata serialized to msgpack and exit\n"));
mch_msg(_(" --embed Use stdin/stdout as a msgpack-rpc channel\n"));
mch_msg(_(" --headless Don't start a user interface\n"));
mch_msg(_(" -v, --version Print version information and exit\n"));
mch_msg(_(" -h, --help Print this help message and exit\n"));
mch_msg(_("\nSee \":help startup-options\" for all options.\n"));
}