Sweden-Number/misc/options.c

195 lines
5.2 KiB
C

/*
* Option parsing
*
* Copyright 2000 Alexandre Julliard
*/
#include "config.h"
#include <string.h>
#include "winbase.h"
#include "main.h"
#include "options.h"
#include "version.h"
#include "debugtools.h"
struct option
{
const char *longname;
char shortname;
int has_arg;
void (*func)( const char *arg );
const char *usage;
};
/* Most Windows C/C++ compilers use something like this to */
/* access argc and argv globally: */
int _ARGC;
char **_ARGV;
static void do_config( const char *arg );
static void do_desktop( const char *arg );
static void do_display( const char *arg );
static void do_dll( const char *arg );
static void do_help( const char *arg );
static void do_managed( const char *arg );
static void do_synchronous( const char *arg );
static void do_version( const char *arg );
static const struct option option_table[] =
{
{ "config", 0, 1, do_config,
"--config name Specify config file to use" },
{ "debugmsg", 0, 1, MAIN_ParseDebugOptions,
"--debugmsg name Turn debugging-messages on or off" },
{ "desktop", 0, 1, do_desktop,
"--desktop geom Use a desktop window of the given geometry" },
{ "display", 0, 1, do_display,
"--display name Use the specified display" },
{ "dll", 0, 1, do_dll,
"--dll name Enable or disable built-in DLLs" },
{ "dosver", 0, 1, VERSION_ParseDosVersion,
"--dosver x.xx DOS version to imitate (e.g. 6.22). Only valid with --winver win31" },
{ "help", 'h', 0, do_help,
"--help,-h Show this help message" },
{ "language", 0, 1, MAIN_ParseLanguageOption,
"--language xx Set the language (one of Br,Ca,Cs,Cy,Da,De,En,Eo,Es,Fi,Fr,Ga,Gd,Gv\n"
" Hu,It,Ja,Ko,Kw,Nl,No,Pl,Pt,Sk,Sv,Ru,Wa)" },
{ "managed", 0, 0, do_managed,
"--managed Allow the window manager to manage created windows" },
{ "synchronous", 0, 0, do_synchronous,
"--synchronous Turn on synchronous display mode" },
{ "version", 'v', 0, do_version,
"--version,-v Display the Wine version" },
{ "winver", 0, 1, VERSION_ParseWinVersion,
"--winver Version to imitate (one of win31,win95,nt351,nt40)" },
{ NULL, } /* terminator */
};
static void do_help( const char *arg )
{
OPTIONS_Usage();
}
static void do_version( const char *arg )
{
MESSAGE( "%s\n", WINE_RELEASE_INFO );
ExitProcess(0);
}
static void do_synchronous( const char *arg )
{
Options.synchronous = TRUE;
}
static void do_desktop( const char *arg )
{
Options.desktopGeometry = strdup( arg );
}
static void do_display( const char *arg )
{
Options.display = strdup( arg );
}
static void do_dll( const char *arg )
{
if (Options.dllFlags)
{
/* don't overwrite previous value. Should we
* automatically add the ',' between multiple DLLs ?
*/
MESSAGE("Only one -dll flag is allowed. Use ',' between multiple DLLs\n");
ExitProcess(1);
}
Options.dllFlags = strdup( arg );
}
static void do_managed( const char *arg )
{
Options.managed = TRUE;
}
static void do_config( const char *arg )
{
Options.configFileName = strdup( arg );
}
static inline void remove_options( int *argc, char *argv[], int pos, int count )
{
while ((argv[pos] = argv[pos+count])) pos++;
*argc -= count;
}
/***********************************************************************
* OPTIONS_Usage
*/
void OPTIONS_Usage(void)
{
const struct option *opt;
MESSAGE( "Usage: %s [options] \"program_name [arguments]\"\n\n", argv0 );
MESSAGE( "Options:\n" );
for (opt = option_table; opt->longname; opt++) MESSAGE( " %s\n", opt->usage );
ExitProcess(0);
}
/***********************************************************************
* OPTIONS_ParseOptions
*/
void OPTIONS_ParseOptions( int argc, char *argv[] )
{
const struct option *opt;
int i;
for (i = 1; argv[i]; i++)
{
char *p = argv[i];
if (*p++ != '-') continue; /* not an option */
if (*p && !p[1]) /* short name */
{
if (*p == '-') break; /* "--" option */
for (opt = option_table; opt->longname; opt++) if (opt->shortname == *p) break;
}
else /* long name */
{
if (*p == '-') p++;
/* check for the long name */
for (opt = option_table; opt->longname; opt++)
if (!strcmp( p, opt->longname )) break;
}
if (!opt->longname) continue;
if (opt->has_arg && argv[i+1])
{
opt->func( argv[i+1] );
remove_options( &argc, argv, i, 2 );
}
else
{
opt->func( "" );
remove_options( &argc, argv, i, 1 );
}
i--;
}
/* check if any option remains */
for (i = 1; argv[i]; i++)
{
if (!strcmp( argv[i], "--" ))
{
remove_options( &argc, argv, i, 1 );
break;
}
if (argv[i][0] == '-')
{
MESSAGE( "Unknown option '%s'\n", argv[i] );
OPTIONS_Usage();
}
}
Options.argc = argc;
Options.argv = argv;
_ARGC = argc;
_ARGV = argv;
}