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Add windows constructor/destructor support

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This commit is contained in:
herman ten brugge
2019-11-27 18:29:12 +01:00
parent 4e9ce59fe8
commit df72b8d487
5 changed files with 63 additions and 10 deletions
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25
win32/lib/crt1.c
View File

@@ -34,6 +34,27 @@ int __cdecl __tgetmainargs(int *pargc, _TCHAR ***pargv, _TCHAR ***penv, int glob
void __cdecl __set_app_type(int apptype);
unsigned int __cdecl _controlfp(unsigned int new_value, unsigned int mask);
extern int _tmain(int argc, _TCHAR * argv[], _TCHAR * env[]);
extern void (*__init_array_start[]) (void);
extern void (*__init_array_end[]) (void);
extern void (*__fini_array_start[]) (void);
extern void (*__fini_array_end[]) (void);
static int do_main (int argc, _TCHAR * argv[], _TCHAR * env[])
{
int retval;
long i;
i = 0;
while (&__init_array_start[i] != __init_array_end) {
(*__init_array_start[i++])();
}
retval = _tmain(__argc, __targv, _tenviron);
i = 0;
while (&__fini_array_end[i] != __fini_array_start) {
(*__fini_array_end[--i])();
}
return retval;
}
/* Allow command-line globbing with "int _dowildcard = 1;" in the user source */
int _dowildcard;
@@ -57,7 +78,7 @@ void _tstart(void)
#endif
__tgetmainargs( &__argc, &__targv, &_tenviron, _dowildcard, &start_info);
exit(_tmain(__argc, __targv, _tenviron));
exit(do_main(__argc, __targv, _tenviron));
}
int _runtmain(int argc, /* as tcc passed in */ char **argv)
@@ -78,7 +99,7 @@ int _runtmain(int argc, /* as tcc passed in */ char **argv)
#if defined __i386__ || defined __x86_64__
_controlfp(_PC_53, _MCW_PC);
#endif
return _tmain(__argc, __targv, _tenviron);
return do_main(__argc, __targv, _tenviron);
}
// =============================================

25
win32/lib/dllcrt1.c
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@@ -2,12 +2,31 @@
#include <windows.h>
extern void (*__init_array_start[]) (void);
extern void (*__init_array_end[]) (void);
extern void (*__fini_array_start[]) (void);
extern void (*__fini_array_end[]) (void);
BOOL WINAPI DllMain (HINSTANCE hDll, DWORD dwReason, LPVOID lpReserved);
BOOL WINAPI _dllstart(HINSTANCE hDll, DWORD dwReason, LPVOID lpReserved)
{
BOOL bRet;
bRet = DllMain (hDll, dwReason, lpReserved);
return bRet;
BOOL bRet;
int i;
if (dwReason == DLL_PROCESS_ATTACH) { /* ignore DLL_THREAD_ATTACH */
i = 0;
while (&__init_array_start[i] != __init_array_end) {
(*__init_array_start[i++])();
}
}
if (dwReason == DLL_PROCESS_DETACH) { /* ignore DLL_THREAD_DETACH */
i = 0;
while (&__fini_array_end[i] != __fini_array_start) {
(*__fini_array_end[--i])();
}
}
bRet = DllMain (hDll, dwReason, lpReserved);
return bRet;
}

18
win32/lib/wincrt1.c
View File

@@ -23,6 +23,11 @@ int APIENTRY wWinMain(HINSTANCE, HINSTANCE, LPWSTR, int);
#define _runtwinmain _runwinmain
#endif
extern void (*__init_array_start[]) (void);
extern void (*__init_array_end[]) (void);
extern void (*__fini_array_start[]) (void);
extern void (*__fini_array_end[]) (void);
typedef struct { int newmode; } _startupinfo;
int __cdecl __tgetmainargs(int *pargc, _TCHAR ***pargv, _TCHAR ***penv, int globb, _startupinfo*);
@@ -31,6 +36,8 @@ static int go_winmain(TCHAR *arg1)
STARTUPINFO si;
_TCHAR *szCmd, *p;
int fShow;
int retval;
int i;
GetStartupInfo(&si);
if (si.dwFlags & STARTF_USESHOWWINDOW)
@@ -48,7 +55,16 @@ static int go_winmain(TCHAR *arg1)
#if defined __i386__ || defined __x86_64__
_controlfp(0x10000, 0x30000);
#endif
return _tWinMain(GetModuleHandle(NULL), NULL, szCmd, fShow);
i = 0;
while (&__init_array_start[i] != __init_array_end) {
(*__init_array_start[i++])();
}
retval = _tWinMain(GetModuleHandle(NULL), NULL, szCmd, fShow);
i = 0;
while (&__fini_array_end[i] != __fini_array_start) {
(*__fini_array_end[--i])();
}
return retval;
}
static LONG WINAPI catch_sig(EXCEPTION_POINTERS *ex)