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Win: crt, initialize global __argc, __targv and _tenviron of msvcrt

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_tenviron: as far as possible, not in ASC '-run' mode.
__argc and __targv are shortcuts for _tWinMain, when you want to use program parameters.
This commit is contained in:
YX Hao 2017-10-08 17:28:02 +08:00
parent 6f1860e200
commit faa9744f5d
2 changed files with 34 additions and 41 deletions
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26
win32/lib/crt1.c
View File

@ -44,9 +44,7 @@ int _dowildcard;
void _tstart(void)
{
__TRY__
int argc, ret;
_TCHAR **argv;
_TCHAR **env;
int ret;
_startupinfo start_info;
// Sets the current application type
@ -60,31 +58,31 @@ void _tstart(void)
#endif
start_info.newmode = 0;
__tgetmainargs( &argc, &argv, &env, _dowildcard, &start_info);
ret = _tmain(argc, argv, env);
__tgetmainargs( &__argc, &__targv, &_tenviron, _dowildcard, &start_info);
ret = _tmain(__argc, __targv, _tenviron);
exit(ret);
}
int _runtmain(int argc, /* as tcc passed in */ char **argv)
{
#ifdef UNICODE
int wargc;
_TCHAR **wargv, **wenv;
_startupinfo start_info = {0};
__tgetmainargs(&wargc, &wargv, &wenv, _dowildcard, &start_info);
__tgetmainargs(&__argc, &__targv, &_tenviron, _dowildcard, &start_info);
/* may be wrong when tcc has received wildcards (*.c) */
if (argc < wargc)
wargv += wargc - argc;
else
argc = wargc;
#define argv wargv
if (argc < __argc) {
__targv += __argc - argc;
__argc = argc;
}
#else
__argc = argc;
__targv = argv;
#endif
#ifdef __i386
_controlfp(_PC_53, _MCW_PC);
#endif
return _tmain(argc, argv, _tenviron);
return _tmain(__argc, __targv, _tenviron);
}
// =============================================

49
win32/lib/wincrt1.c
View File

@ -33,31 +33,25 @@ int __cdecl __tgetmainargs(int *pargc, _TCHAR ***pargv, _TCHAR ***penv, int glob
int _twinstart(void)
{
__TRY__
_TCHAR *szCmd;
_TCHAR *szCmd, *p;
STARTUPINFO startinfo;
_startupinfo start_info_con = {0};
int fShow;
int ret;
__set_app_type(__GUI_APP);
_controlfp(0x10000, 0x30000);
szCmd = GetCommandLine();
if (szCmd) {
while (__T(' ') == *szCmd)
szCmd++;
if (__T('\"') == *szCmd) {
while (*++szCmd)
if (__T('\"') == *szCmd) {
szCmd++;
break;
}
} else {
while (*szCmd && __T(' ') != *szCmd)
szCmd++;
}
while (__T(' ') == *szCmd)
szCmd++;
}
start_info_con.newmode = 0;
__tgetmainargs(&__argc, &__targv, &_tenviron, 0, &start_info_con);
p = GetCommandLine();
if (__argc > 1)
szCmd = _tcsstr(p, __targv[1]);
if (NULL == szCmd)
szCmd = __T("");
else if (szCmd > p && szCmd[-1] == __T('\"'))
--szCmd;
GetStartupInfo(&startinfo);
fShow = startinfo.wShowWindow;
@ -73,22 +67,23 @@ int _runtwinmain(int argc, /* as tcc passed in */ char **argv)
_TCHAR *szCmd, *p;
#ifdef UNICODE
int wargc;
_TCHAR **wargv, **wenv;
_startupinfo start_info = {0};
__tgetmainargs(&wargc, &wargv, &wenv, 0, &start_info);
if (argc < wargc)
wargv += wargc - argc;
else
argc = wargc;
#define argv wargv
__tgetmainargs(&__argc, &__targv, &_tenviron, 0, &start_info);
/* may be wrong when tcc has received wildcards (*.c) */
if (argc < __argc) {
__targv += __argc - argc;
__argc = argc;
}
#else
__argc = argc;
__targv = argv;
#endif
p = GetCommandLine();
szCmd = NULL;
if (argc > 1)
szCmd = _tcsstr(p, argv[1]);
szCmd = _tcsstr(p, __targv[1]);
if (NULL == szCmd)
szCmd = __T("");
else if (szCmd > p && szCmd[-1] == __T('\"'))