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Make child processes inherit command-line options through the 

WINEOPTIONS environment variable.
This commit is contained in:
Alexandre Julliard 2000-05-30 17:51:44 +00:00
parent b8774f95e5
commit eeaae3cae9
1 changed files with 114 additions and 40 deletions
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154
misc/options.c
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@ -6,6 +6,7 @@
#include "config.h" #include "config.h"
#include <string.h> #include <string.h>
#include <stdlib.h>
#include "winbase.h" #include "winbase.h"
#include "main.h" #include "main.h"
@ -18,6 +19,7 @@ struct option
const char *longname; const char *longname;
char shortname; char shortname;
int has_arg; int has_arg;
int inherit;
void (*func)( const char *arg ); void (*func)( const char *arg );
const char *usage; const char *usage;
}; };
@ -41,6 +43,22 @@ struct options Options =
const char *argv0; const char *argv0;
static char *inherit_str; /* options to pass to child processes */
static void out_of_memory(void) WINE_NORETURN;
static void out_of_memory(void)
{
MESSAGE( "Virtual memory exhausted\n" );
ExitProcess(1);
}
static char *xstrdup( const char *str )
{
char *ret = strdup( str );
if (!ret) out_of_memory();
return ret;
}
static void do_config( const char *arg ); static void do_config( const char *arg );
static void do_desktop( const char *arg ); static void do_desktop( const char *arg );
static void do_display( const char *arg ); static void do_display( const char *arg );
@ -52,30 +70,30 @@ static void do_version( const char *arg );
static const struct option option_table[] = static const struct option option_table[] =
{ {
{ "config", 0, 1, do_config, { "config", 0, 1, 0, do_config,
"--config name Specify config file to use" }, "--config name Specify config file to use" },
{ "debugmsg", 0, 1, MAIN_ParseDebugOptions, { "debugmsg", 0, 1, 1, MAIN_ParseDebugOptions,
"--debugmsg name Turn debugging-messages on or off" }, "--debugmsg name Turn debugging-messages on or off" },
{ "desktop", 0, 1, do_desktop, { "desktop", 0, 1, 1, do_desktop,
"--desktop geom Use a desktop window of the given geometry" }, "--desktop geom Use a desktop window of the given geometry" },
{ "display", 0, 1, do_display, { "display", 0, 1, 0, do_display,
"--display name Use the specified display" }, "--display name Use the specified display" },
{ "dll", 0, 1, do_dll, { "dll", 0, 1, 1, do_dll,
"--dll name Enable or disable built-in DLLs" }, "--dll name Enable or disable built-in DLLs" },
{ "dosver", 0, 1, VERSION_ParseDosVersion, { "dosver", 0, 1, 1, VERSION_ParseDosVersion,
"--dosver x.xx DOS version to imitate (e.g. 6.22). Only valid with --winver win31" }, "--dosver x.xx DOS version to imitate (e.g. 6.22). Only valid with --winver win31" },
{ "help", 'h', 0, do_help, { "help", 'h', 0, 0, do_help,
"--help,-h Show this help message" }, "--help,-h Show this help message" },
{ "language", 0, 1, MAIN_ParseLanguageOption, { "language", 0, 1, 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" "--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)" }, " Hr,Hu,It,Ja,Ko,Kw,Nl,No,Pl,Pt,Sk,Sv,Ru,Wa)" },
{ "managed", 0, 0, do_managed, { "managed", 0, 0, 0, do_managed,
"--managed Allow the window manager to manage created windows" }, "--managed Allow the window manager to manage created windows" },
{ "synchronous", 0, 0, do_synchronous, { "synchronous", 0, 0, 1, do_synchronous,
"--synchronous Turn on synchronous display mode" }, "--synchronous Turn on synchronous display mode" },
{ "version", 'v', 0, do_version, { "version", 'v', 0, 0, do_version,
"--version,-v Display the Wine version" }, "--version,-v Display the Wine version" },
{ "winver", 0, 1, VERSION_ParseWinVersion, { "winver", 0, 1, 1, VERSION_ParseWinVersion,
"--winver Version to imitate (one of win31,win95,nt351,nt40)" }, "--winver Version to imitate (one of win31,win95,nt351,nt40)" },
{ NULL, } /* terminator */ { NULL, } /* terminator */
}; };
@ -99,12 +117,12 @@ static void do_synchronous( const char *arg )
static void do_desktop( const char *arg ) static void do_desktop( const char *arg )
{ {
Options.desktopGeometry = strdup( arg ); Options.desktopGeometry = xstrdup( arg );
} }
static void do_display( const char *arg ) static void do_display( const char *arg )
{ {
Options.display = strdup( arg ); Options.display = xstrdup( arg );
} }
static void do_dll( const char *arg ) static void do_dll( const char *arg )
@ -117,7 +135,7 @@ static void do_dll( const char *arg )
MESSAGE("Only one -dll flag is allowed. Use ',' between multiple DLLs\n"); MESSAGE("Only one -dll flag is allowed. Use ',' between multiple DLLs\n");
ExitProcess(1); ExitProcess(1);
} }
Options.dllFlags = strdup( arg ); Options.dllFlags = xstrdup( arg );
} }
static void do_managed( const char *arg ) static void do_managed( const char *arg )
@ -127,35 +145,42 @@ static void do_managed( const char *arg )
static void do_config( const char *arg ) static void do_config( const char *arg )
{ {
Options.configFileName = strdup( arg ); Options.configFileName = xstrdup( arg );
} }
static inline void remove_options( char *argv[], int pos, int count ) static void remove_options( char *argv[], int pos, int count, int inherit )
{ {
if (inherit)
{
int i, len = 0;
for (i = 0; i < count; i++) len += strlen(argv[pos+i]) + 1;
if (inherit_str)
{
if (!(inherit_str = realloc( inherit_str, strlen(inherit_str) + len )))
out_of_memory();
strcat( inherit_str, " " );
}
else
{
if (!(inherit_str = malloc( len ))) out_of_memory();
inherit_str[0] = 0;
}
for (i = 0; i < count; i++)
{
strcat( inherit_str, argv[pos+i] );
if (i < count-1) strcat( inherit_str, " " );
}
}
while ((argv[pos] = argv[pos+count])) pos++; while ((argv[pos] = argv[pos+count])) pos++;
} }
/*********************************************************************** /* parse options from the argv array and remove all the recognized ones */
* OPTIONS_Usage static void parse_options( char *argv[] )
*/
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( char *argv[] )
{ {
const struct option *opt; const struct option *opt;
int i; int i;
for (i = 1; argv[i]; i++) for (i = 0; argv[i]; i++)
{ {
char *p = argv[i]; char *p = argv[i];
if (*p++ != '-') continue; /* not an option */ if (*p++ != '-') continue; /* not an option */
@ -176,27 +201,76 @@ void OPTIONS_ParseOptions( char *argv[] )
if (opt->has_arg && argv[i+1]) if (opt->has_arg && argv[i+1])
{ {
opt->func( argv[i+1] ); opt->func( argv[i+1] );
remove_options( argv, i, 2 ); remove_options( argv, i, 2, opt->inherit );
} }
else else
{ {
opt->func( "" ); opt->func( "" );
remove_options( argv, i, 1 ); remove_options( argv, i, 1, opt->inherit );
} }
i--; i--;
} }
}
/* inherit options from WINEOPTIONS variable */
static void inherit_options( char *buffer )
{
char *argv[256];
int i;
char *p = strtok( buffer, " \t" );
for (i = 0; i < sizeof(argv)/sizeof(argv[0])-1 && p; i++)
{
argv[i] = p;
p = strtok( NULL, " \t" );
}
argv[i] = NULL;
parse_options( argv );
if (argv[0]) /* an option remains */
{
MESSAGE( "Unknown option '%s' in WINEOPTIONS variable\n\n", argv[0] );
OPTIONS_Usage();
}
}
/***********************************************************************
* 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( char *argv[] )
{
char buffer[1024];
int i;
if (GetEnvironmentVariableA( "WINEOPTIONS", buffer, sizeof(buffer) ) && buffer[0])
inherit_options( buffer );
parse_options( argv + 1 );
SetEnvironmentVariableA( "WINEOPTIONS", inherit_str );
/* check if any option remains */ /* check if any option remains */
for (i = 1; argv[i]; i++) for (i = 1; argv[i]; i++)
{ {
if (!strcmp( argv[i], "--" )) if (!strcmp( argv[i], "--" ))
{ {
remove_options( argv, i, 1 ); remove_options( argv, i, 1, 0 );
break; break;
} }
if (argv[i][0] == '-') if (argv[i][0] == '-')
{ {
MESSAGE( "Unknown option '%s'\n", argv[i] ); MESSAGE( "Unknown option '%s'\n\n", argv[i] );
OPTIONS_Usage(); OPTIONS_Usage();
} }
} }