Moved build_command_line back to kernel and make it handle Unicode

properly.
This commit is contained in:
Alexandre Julliard 2003-10-08 22:38:52 +00:00
parent 93d3492f7f
commit 0de2fde550
2 changed files with 170 additions and 178 deletions

View File

@ -121,9 +121,6 @@ static const WCHAR comW[] = {'c','o','m',0};
static const WCHAR batW[] = {'b','a','t',0};
static const WCHAR winevdmW[] = {'w','i','n','e','v','d','m','.','e','x','e',0};
/* dlls/ntdll/env.c */
extern BOOL build_command_line( char **argv );
extern void SHELL_LoadRegistry(void);
extern void VERSION_Init( const WCHAR *appname );
extern void MODULE_InitLoadPath(void);
@ -423,6 +420,173 @@ static BOOL build_initial_environment(void)
}
/***********************************************************************
* set_library_argv
*
* Set the Wine library argc/argv global variables.
*/
static void set_library_argv( char **argv )
{
int argc;
WCHAR *p;
WCHAR **wargv;
DWORD total = 0;
for (argc = 0; argv[argc]; argc++)
total += MultiByteToWideChar( CP_UNIXCP, 0, argv[argc], -1, NULL, 0 );
wargv = RtlAllocateHeap( GetProcessHeap(), 0,
total * sizeof(WCHAR) + (argc + 1) * sizeof(*wargv) );
p = (WCHAR *)(wargv + argc + 1);
for (argc = 0; argv[argc]; argc++)
{
DWORD reslen = MultiByteToWideChar( CP_UNIXCP, 0, argv[argc], -1, p, total );
wargv[argc] = p;
p += reslen;
total -= reslen;
}
wargv[argc] = NULL;
__wine_main_argc = argc;
__wine_main_argv = argv;
__wine_main_wargv = wargv;
}
/***********************************************************************
* build_command_line
*
* Build the command line of a process from the argv array.
*
* Note that it does NOT necessarily include the file name.
* Sometimes we don't even have any command line options at all.
*
* We must quote and escape characters so that the argv array can be rebuilt
* from the command line:
* - spaces and tabs must be quoted
* 'a b' -> '"a b"'
* - quotes must be escaped
* '"' -> '\"'
* - if '\'s are followed by a '"', they must be doubled and followed by '\"',
* resulting in an odd number of '\' followed by a '"'
* '\"' -> '\\\"'
* '\\"' -> '\\\\\"'
* - '\'s that are not followed by a '"' can be left as is
* 'a\b' == 'a\b'
* 'a\\b' == 'a\\b'
*/
static BOOL build_command_line( WCHAR **argv )
{
int len;
WCHAR **arg;
LPWSTR p;
RTL_USER_PROCESS_PARAMETERS* rupp = NtCurrentTeb()->Peb->ProcessParameters;
if (rupp->CommandLine.Buffer) return TRUE; /* already got it from the server */
len = 0;
for (arg = argv; *arg; arg++)
{
int has_space,bcount;
WCHAR* a;
has_space=0;
bcount=0;
a=*arg;
if( !*a ) has_space=1;
while (*a!='\0') {
if (*a=='\\') {
bcount++;
} else {
if (*a==' ' || *a=='\t') {
has_space=1;
} else if (*a=='"') {
/* doubling of '\' preceeding a '"',
* plus escaping of said '"'
*/
len+=2*bcount+1;
}
bcount=0;
}
a++;
}
len+=(a-*arg)+1 /* for the separating space */;
if (has_space)
len+=2; /* for the quotes */
}
if (!(rupp->CommandLine.Buffer = RtlAllocateHeap( GetProcessHeap(), 0, len * sizeof(WCHAR))))
return FALSE;
p = rupp->CommandLine.Buffer;
rupp->CommandLine.Length = (len - 1) * sizeof(WCHAR);
rupp->CommandLine.MaximumLength = len * sizeof(WCHAR);
for (arg = argv; *arg; arg++)
{
int has_space,has_quote;
WCHAR* a;
/* Check for quotes and spaces in this argument */
has_space=has_quote=0;
a=*arg;
if( !*a ) has_space=1;
while (*a!='\0') {
if (*a==' ' || *a=='\t') {
has_space=1;
if (has_quote)
break;
} else if (*a=='"') {
has_quote=1;
if (has_space)
break;
}
a++;
}
/* Now transfer it to the command line */
if (has_space)
*p++='"';
if (has_quote) {
int bcount;
WCHAR* a;
bcount=0;
a=*arg;
while (*a!='\0') {
if (*a=='\\') {
*p++=*a;
bcount++;
} else {
if (*a=='"') {
int i;
/* Double all the '\\' preceeding this '"', plus one */
for (i=0;i<=bcount;i++)
*p++='\\';
*p++='"';
} else {
*p++=*a;
}
bcount=0;
}
a++;
}
} else {
WCHAR* x = *arg;
while ((*p=*x++)) p++;
}
if (has_space)
*p++='"';
*p++=' ';
}
if (p > rupp->CommandLine.Buffer)
p--; /* remove last space */
*p = '\0';
return TRUE;
}
/* make sure the unicode string doesn't point beyond the end pointer */
static inline void fix_unicode_string( UNICODE_STRING *str, char *end_ptr )
{
@ -741,7 +905,7 @@ void __wine_process_init( int argc, char *argv[] )
if (DOSFS_GetFullName( main_exe_name, TRUE, &full_name ) &&
wine_dlopen( full_name.long_name, RTLD_NOW, error, sizeof(error) ))
{
static const WCHAR soW[] = {'s','o',0};
static const WCHAR soW[] = {'.','s','o',0};
if ((p = strrchrW( main_exe_name, '.' )) && !strcmpW( p, soW ))
{
*p = 0;
@ -758,7 +922,8 @@ void __wine_process_init( int argc, char *argv[] )
found:
/* build command line */
if (!build_command_line( argv )) goto error;
set_library_argv( argv );
if (!build_command_line( __wine_main_wargv )) goto error;
/* create 32-bit module for main exe */
if (!(current_process.module = BUILTIN32_LoadExeModule( current_process.module, CreateFileW )))

View File

@ -479,176 +479,3 @@ void WINAPI RtlDestroyProcessParameters( RTL_USER_PROCESS_PARAMETERS *params )
ULONG size = 0;
NtFreeVirtualMemory( NtCurrentProcess(), &ptr, &size, MEM_RELEASE );
}
/***********************************************************************
* set_library_argv
*
* Set the Wine library argc/argv global variables.
*/
static void set_library_argv( char **argv )
{
int argc;
WCHAR *p;
WCHAR **wargv;
DWORD total = 0, len, reslen;
for (argc = 0; argv[argc]; argc++)
{
len = strlen(argv[argc]) + 1;
RtlMultiByteToUnicodeN(NULL, 0, &reslen, argv[argc], len);
total += reslen;
}
wargv = RtlAllocateHeap( ntdll_get_process_heap(), 0,
total + (argc + 1) * sizeof(*wargv) );
p = (WCHAR *)(wargv + argc + 1);
for (argc = 0; argv[argc]; argc++)
{
len = strlen(argv[argc]) + 1;
RtlMultiByteToUnicodeN(p, total, &reslen, argv[argc], len);
wargv[argc] = p;
p += reslen / sizeof(WCHAR);
total -= reslen;
}
wargv[argc] = NULL;
__wine_main_argc = argc;
__wine_main_argv = argv;
__wine_main_wargv = wargv;
}
/***********************************************************************
* build_command_line
*
* Build the command line of a process from the argv array.
*
* Note that it does NOT necessarily include the file name.
* Sometimes we don't even have any command line options at all.
*
* We must quote and escape characters so that the argv array can be rebuilt
* from the command line:
* - spaces and tabs must be quoted
* 'a b' -> '"a b"'
* - quotes must be escaped
* '"' -> '\"'
* - if '\'s are followed by a '"', they must be doubled and followed by '\"',
* resulting in an odd number of '\' followed by a '"'
* '\"' -> '\\\"'
* '\\"' -> '\\\\\"'
* - '\'s that are not followed by a '"' can be left as is
* 'a\b' == 'a\b'
* 'a\\b' == 'a\\b'
*/
BOOL build_command_line( char **argv )
{
int len;
char **arg;
LPWSTR p;
RTL_USER_PROCESS_PARAMETERS* rupp;
set_library_argv( argv );
rupp = ntdll_get_process_pmts();
if (rupp->CommandLine.Buffer) return TRUE; /* already got it from the server */
len = 0;
for (arg = argv; *arg; arg++)
{
int has_space,bcount;
char* a;
has_space=0;
bcount=0;
a=*arg;
if( !*a ) has_space=1;
while (*a!='\0') {
if (*a=='\\') {
bcount++;
} else {
if (*a==' ' || *a=='\t') {
has_space=1;
} else if (*a=='"') {
/* doubling of '\' preceeding a '"',
* plus escaping of said '"'
*/
len+=2*bcount+1;
}
bcount=0;
}
a++;
}
len+=(a-*arg)+1 /* for the separating space */;
if (has_space)
len+=2; /* for the quotes */
}
if (!(rupp->CommandLine.Buffer = RtlAllocateHeap( ntdll_get_process_heap(), 0, len * sizeof(WCHAR))))
return FALSE;
p = rupp->CommandLine.Buffer;
rupp->CommandLine.Length = (len - 1) * sizeof(WCHAR);
rupp->CommandLine.MaximumLength = len * sizeof(WCHAR);
for (arg = argv; *arg; arg++)
{
int has_space,has_quote;
char* a;
/* Check for quotes and spaces in this argument */
has_space=has_quote=0;
a=*arg;
if( !*a ) has_space=1;
while (*a!='\0') {
if (*a==' ' || *a=='\t') {
has_space=1;
if (has_quote)
break;
} else if (*a=='"') {
has_quote=1;
if (has_space)
break;
}
a++;
}
/* Now transfer it to the command line */
if (has_space)
*p++='"';
if (has_quote) {
int bcount;
char* a;
bcount=0;
a=*arg;
while (*a!='\0') {
if (*a=='\\') {
*p++=*a;
bcount++;
} else {
if (*a=='"') {
int i;
/* Double all the '\\' preceeding this '"', plus one */
for (i=0;i<=bcount;i++)
*p++='\\';
*p++='"';
} else {
*p++=*a;
}
bcount=0;
}
a++;
}
} else {
char* x = *arg;
while ((*p=*x++)) p++;
}
if (has_space)
*p++='"';
*p++=' ';
}
if (p > rupp->CommandLine.Buffer)
p--; /* remove last space */
*p = '\0';
return TRUE;
}