mirror of
https://github.com/reactos/reactos.git
synced 2025-01-05 22:12:46 +00:00
[CRT]
Sync startup code with mingw-w64, reduce difference a bit, remaining changes were passed upstream svn path=/trunk/; revision=56359
This commit is contained in:
Timo Kreuzer
parent
45aa7bfa9d
commit
8b5d4fe0e3
12 changed files with 153 additions and 87 deletions
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@ -16,6 +16,13 @@ extern "C" {
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#include <limits.h>
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#include <windows.h>
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#ifdef __REACTOS__
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#include "malloc.h"
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__declspec(dllimport) void __setusermatherr(int (__cdecl *)(struct _exception *));
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#define __mingw_fprintf fprintf
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#define __mingw_vfprintf vfprintf
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#endif
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#pragma pack(push,_CRT_PACKING)
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#ifndef __INTERNAL_FUNC_DEFINED
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@ -155,7 +162,7 @@ extern char ** __MINGW_IMP_SYMBOL(_wcmdln);
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#define _GUI_APP 2
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typedef enum __enative_startup_state {
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__uninitialized, __initializing, __initialized
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__uninitialized = 0, __initializing, __initialized
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} __enative_startup_state;
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extern volatile __enative_startup_state __native_startup_state;
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@ -34,6 +34,7 @@ list(APPEND MSVCRTEX_SOURCE
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startup/crt0_c.c
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startup/crt0_w.c
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startup/dllentry.c
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startup/reactos.c
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misc/fltused.c
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misc/ofmt_stub.c
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)
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@ -33,12 +33,8 @@
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#include <locale.h>
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extern void __cdecl _initterm(_PVFV *,_PVFV *);
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#if defined(__GNUC__)
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extern void __main (void);
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extern void __main ();
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extern void _pei386_runtime_relocator (void);
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#endif
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extern _CRTALLOC(".CRT$XIA") _PIFV __xi_a[];
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extern _CRTALLOC(".CRT$XIZ") _PIFV __xi_z[];
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extern _CRTALLOC(".CRT$XCA") _PVFV __xc_a[];
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@ -101,16 +97,19 @@ WINBOOL WINAPI _CRT_INIT (HANDLE hDllHandle, DWORD dwReason, LPVOID lpreserved)
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}
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Sleep(1000);
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}
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if (__native_startup_state != __uninitialized)
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if (__native_startup_state == __initializing)
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{
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_amsg_exit(31);
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_amsg_exit (31);
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}
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else
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else if (__native_startup_state == __uninitialized)
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{
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__native_startup_state = __initializing;
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_initterm ((_PVFV *) (void *) __xi_a, (_PVFV *) (void *) __xi_z);
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_initterm (__xc_a,__xc_z);
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}
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if (__native_startup_state == __initializing)
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{
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_initterm (__xc_a, __xc_z);
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__native_startup_state = __initialized;
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}
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if (! nested)
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@ -130,7 +129,7 @@ WINBOOL WINAPI _CRT_INIT (HANDLE hDllHandle, DWORD dwReason, LPVOID lpreserved)
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{
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Sleep(1000);
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}
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if(__native_startup_state!=__initialized)
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if (__native_startup_state != __initialized)
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{
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_amsg_exit (31);
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}
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@ -183,9 +182,7 @@ __DllMainCRTStartup (HANDLE hDllHandle, DWORD dwReason, LPVOID lpreserved)
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retcode = FALSE;
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goto i__leave;
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}
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#if defined(__GNUC__)
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_pei386_runtime_relocator ();
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#endif
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if (dwReason == DLL_PROCESS_ATTACH || dwReason == DLL_THREAD_ATTACH)
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{
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retcode = _CRT_INIT (hDllHandle, dwReason, lpreserved);
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@ -199,10 +196,8 @@ __DllMainCRTStartup (HANDLE hDllHandle, DWORD dwReason, LPVOID lpreserved)
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goto i__leave;
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}
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}
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#if defined(__GNUC__)
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if (dwReason == DLL_PROCESS_ATTACH)
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__main ();
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#endif
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retcode = DllMain(hDllHandle,dwReason,lpreserved);
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if (dwReason == DLL_PROCESS_ATTACH && ! retcode)
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{
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@ -20,7 +20,6 @@
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#include <tchar.h>
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#include <sect_attribs.h>
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#include <locale.h>
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#include <malloc.h>
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#ifndef __winitenv
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extern wchar_t *** __MINGW_IMP_SYMBOL(__winitenv);
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@ -44,8 +43,6 @@ extern void _fpreset (void);
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#define SPACECHAR _T(' ')
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#define DQUOTECHAR _T('\"')
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__declspec(dllimport) void __setusermatherr(int (__cdecl *)(struct _exception *));
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extern int * __MINGW_IMP_SYMBOL(_fmode);
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extern int * __MINGW_IMP_SYMBOL(_commode);
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@ -55,14 +52,6 @@ extern int * __MINGW_IMP_SYMBOL(_commode);
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#define _commode (* __MINGW_IMP_SYMBOL(_commode))
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extern int _dowildcard;
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#if defined(__GNUC__)
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int _MINGW_INSTALL_DEBUG_MATHERR __attribute__((weak)) = 0;
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#else
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int __declspec(selectany) _MINGW_INSTALL_DEBUG_MATHERR = 0;
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#endif
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extern int __defaultmatherr;
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extern _CRTIMP void __cdecl _initterm(_PVFV *, _PVFV *);
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static int __cdecl check_managed_app (void);
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@ -85,12 +74,7 @@ _TCHAR *__mingw_winmain_lpCmdLine;
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DWORD __mingw_winmain_nShowCmd;
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static int argc;
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#if defined(__GNUC__)
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extern void __main(void);
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extern void _pei386_runtime_relocator (void);
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#endif
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#ifdef WPRFLAG
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static wchar_t **argv;
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static wchar_t **envp;
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@ -106,7 +90,7 @@ static int has_cctor = 0;
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static _startupinfo startinfo;
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extern LPTOP_LEVEL_EXCEPTION_FILTER __mingw_oldexcpt_handler;
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extern void _pei386_runtime_relocator (void);
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long CALLBACK _gnu_exception_handler (EXCEPTION_POINTERS * exception_data);
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#ifdef WPRFLAG
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static void duplicate_ppstrings (int ac, wchar_t ***av);
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@ -117,8 +101,10 @@ static void duplicate_ppstrings (int ac, char ***av);
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static int __cdecl pre_c_init (void);
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static void __cdecl pre_cpp_init (void);
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static void __cdecl __mingw_prepare_except_for_msvcr80_and_higher (void);
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_CRTALLOC(".CRT$XIAA") _PIFV __declspec(selectany) mingw_pcinit = pre_c_init;
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_CRTALLOC(".CRT$XCAA") _PVFV __declspec(selectany) mingw_pcppinit = pre_cpp_init;
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_CRTALLOC(".CRT$XIAA") _PIFV mingw_pcinit = pre_c_init;
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_CRTALLOC(".CRT$XCAA") _PVFV mingw_pcppinit = pre_cpp_init;
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extern int _MINGW_INSTALL_DEBUG_MATHERR;
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static int __cdecl
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pre_c_init (void)
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@ -138,7 +124,7 @@ pre_c_init (void)
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#else
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_setargv();
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#endif
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if (_MINGW_INSTALL_DEBUG_MATHERR)
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if (_MINGW_INSTALL_DEBUG_MATHERR == 1)
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{
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__setusermatherr (_matherr);
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}
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@ -224,13 +210,15 @@ __tmainCRTStartup (void)
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WINBOOL inDoubleQuote = FALSE;
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memset (&StartupInfo, 0, sizeof (STARTUPINFO));
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#if !defined(_WIN64) && defined(__GNUC__)
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#ifndef _WIN64
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/* We need to make sure that this function is build with frame-pointer
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and that we align the stack to 16 bytes for the sake of SSE ops in main
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or in functions inlined into main. */
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lpszCommandLine = (_TCHAR *) alloca (32);
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memset (lpszCommandLine, 0xcc, 32);
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#ifdef __GNUC__
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asm __volatile__ ("andl $-16, %%esp" : : : "%esp");
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#endif
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#endif
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if (mingw_app_type)
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@ -269,19 +257,17 @@ __tmainCRTStartup (void)
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_ASSERTE(__native_startup_state == __initialized);
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if (! nested)
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(VOID)InterlockedExchangePointer ((volatile PVOID *) &__native_startup_lock, 0);
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if (__dyn_tls_init_callback != NULL)
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__dyn_tls_init_callback (NULL, DLL_THREAD_ATTACH, NULL);
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#if defined(__GNUC__)
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_pei386_runtime_relocator ();
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#endif
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__mingw_oldexcpt_handler = SetUnhandledExceptionFilter (_gnu_exception_handler);
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#if defined(_WIN64) && !defined(_MSC_VER)
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#ifdef _WIN64
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__mingw_init_ehandler ();
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#endif
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__mingw_prepare_except_for_msvcr80_and_higher ();
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_fpreset ();
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if (mingw_app_type)
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@ -313,9 +299,7 @@ __tmainCRTStartup (void)
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StartupInfo.wShowWindow : SW_SHOWDEFAULT;
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}
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duplicate_ppstrings (argc, &argv);
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#if defined(__GNUC__)
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__main ();
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#endif
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#ifdef WPRFLAG
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__winitenv = envp;
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/* C++ initialization.
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@ -395,7 +379,7 @@ static void duplicate_ppstrings (int ac, wchar_t ***av)
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avl=*av;
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for (i=0; i < ac; i++)
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{
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int l = wbytelen (avl[i]);
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size_t l = wbytelen (avl[i]);
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n[i] = (wchar_t *) malloc (l);
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memcpy (n[i], avl[i], l);
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}
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@ -408,11 +392,11 @@ static void duplicate_ppstrings (int ac, char ***av)
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char **avl;
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int i;
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char **n = (char **) malloc (sizeof (char *) * (ac + 1));
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avl=*av;
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for (i=0; i < ac; i++)
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{
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int l = strlen (avl[i]) + 1;
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size_t l = strlen (avl[i]) + 1;
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n[i] = (char *) malloc (l);
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memcpy (n[i], avl[i], l);
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}
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@ -439,21 +423,14 @@ __mingw_invalidParameterHandler (const wchar_t * __UNUSED_PARAM_1(expression),
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#endif
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}
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static void __cdecl
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HANDLE __mingw_get_msvcrt_handle(void);
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static void __cdecl
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__mingw_prepare_except_for_msvcr80_and_higher (void)
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{
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_invalid_parameter_handler (*fIPH)(_invalid_parameter_handler) = NULL;
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HMODULE hmsv = GetModuleHandleA ("msvcr80.dll");
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if(!hmsv)
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hmsv = GetModuleHandleA ("msvcr70.dll");
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if (!hmsv)
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hmsv = GetModuleHandleA ("msvcrt.dll");
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if (!hmsv)
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hmsv = LoadLibraryA ("msvcrt.dll");
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if (!hmsv)
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return;
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fIPH = (_invalid_parameter_handler (*)(_invalid_parameter_handler))
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GetProcAddress (hmsv, "_set_invalid_parameter_handler");
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fIPH = (void*)GetProcAddress (__mingw_get_msvcrt_handle(), "_set_invalid_parameter_handler");
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if (fIPH)
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(*fIPH)(__mingw_invalidParameterHandler);
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}
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@ -97,10 +97,10 @@ __security_init_cookie (void)
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#define _AddressOfReturnAddress() __builtin_frame_address (0)
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#endif /* __GNUC__ */
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__declspec(noreturn) void __cdecl __report_gsfailure (ULONGLONG);
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__declspec(noreturn) void __cdecl __report_gsfailure (ULONG_PTR);
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__declspec(noreturn) void __cdecl
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__report_gsfailure (ULONGLONG StackCookie)
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__report_gsfailure (ULONG_PTR StackCookie)
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{
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volatile UINT_PTR cookie[2] __MINGW_ATTRIB_UNUSED;
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#ifdef _WIN64
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@ -8,8 +8,6 @@
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#include <math.h>
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#include <stdio.h>
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int __defaultmatherr = 0;
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typedef int (__cdecl *fUserMathErr)(struct _exception *);
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static fUserMathErr stUserMathErr;
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@ -20,7 +18,7 @@ void __mingw_raise_matherr (int typ, const char *name, double a1, double a2,
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if (!stUserMathErr)
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return;
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ex.type = typ;
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ex.name = name;
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ex.name = (char*)name;
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ex.arg1 = a1;
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ex.arg2 = a2;
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ex.retval = rslt;
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@ -71,7 +69,7 @@ _matherr (struct _exception *pexcept)
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break;
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}
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fprintf(stderr, "_matherr(): %s in %s(%g, %g) (retval=%g)\n",
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__mingw_fprintf (stderr, "_matherr(): %s in %s(%g, %g) (retval=%g)\n",
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type, pexcept->name, pexcept->arg1, pexcept->arg2, pexcept->retval);
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return 0;
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}
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@ -7,20 +7,24 @@
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#include <windows.h>
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#include <stdlib.h>
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int __mingw_init_ehandler (void)
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void _pei386_runtime_relocator(void)
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{
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}
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int __mingw_init_ehandler(void)
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{
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/* Nothing to do */
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return 1;
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}
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void
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__do_global_dtors (void)
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__do_global_dtors(void)
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{
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}
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void
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__do_global_ctors (void)
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__do_global_ctors(void)
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{
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}
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@ -35,7 +39,7 @@ _CRT_INIT0(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved)
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static int initialized = 0;
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void
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__main (void)
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__main(void)
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{
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if (!initialized)
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{
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@ -10,8 +10,8 @@
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#if defined (_WIN64) && defined (__ia64__)
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#error FIXME: Unsupported __ImageBase implementation.
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#else
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#ifdef __GNUC__
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/* Hack, for bug in ld. Will be removed soon. */
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#ifndef _MSC_VER
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#define __ImageBase __MINGW_LSYMBOL(_image_base__)
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#endif
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/* This symbol is defined by the linker. */
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@ -184,3 +184,75 @@ _IsNonwritableInCurrentImage (PBYTE pTarget)
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return FALSE;
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return (pSection->Characteristics & IMAGE_SCN_MEM_WRITE) == 0;
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}
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const char *
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__mingw_enum_import_library_names (int);
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const char *
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__mingw_enum_import_library_names (int i)
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{
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PBYTE pImageBase;
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PIMAGE_NT_HEADERS pNTHeader;
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PIMAGE_IMPORT_DESCRIPTOR importDesc;
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PIMAGE_SECTION_HEADER pSection;
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DWORD importsStartRVA;
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pImageBase = (PBYTE) &__ImageBase;
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if (! _ValidateImageBase (pImageBase))
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return NULL;
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pNTHeader = (PIMAGE_NT_HEADERS) (pImageBase + ((PIMAGE_DOS_HEADER) pImageBase)->e_lfanew);
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importsStartRVA = pNTHeader->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT].VirtualAddress;
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if (!importsStartRVA)
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return NULL;
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pSection = _FindPESection (pImageBase, importsStartRVA);
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if (!pSection)
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return NULL;
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importDesc = (PIMAGE_IMPORT_DESCRIPTOR) (pImageBase + importsStartRVA);
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if (!importDesc)
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return NULL;
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for (;;)
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{
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if (importDesc->TimeDateStamp == 0 && importDesc->Name == 0)
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break;
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if (i <= 0)
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return (char *) (pImageBase + importDesc->Name);
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--i;
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importDesc++;
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}
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return NULL;
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}
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HMODULE __mingw_get_msvcrt_handle(void);
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HMODULE __mingw_get_msvcrt_handle(void)
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{
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static HANDLE msvcrt_handle;
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if(!msvcrt_handle) {
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const char *lib_name;
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int i = 0;
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while ((lib_name = __mingw_enum_import_library_names (i++))) {
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if((lib_name[0] == 'm' || lib_name[0] == 'M')
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&& (lib_name[1] == 's' || lib_name[1] == 'S')
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&& (lib_name[2] == 'v' || lib_name[2] == 'V')
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&& (lib_name[3] == 'c' || lib_name[3] == 'C')
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&& (lib_name[4] == 'r' || lib_name[4] == 'R')
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&& (lib_name[5] == 't' || lib_name[5] == 'T' || ('0' <= lib_name[5] && lib_name[5] <= '9')))
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break;
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}
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if(lib_name)
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msvcrt_handle = GetModuleHandleA(lib_name);
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if(!msvcrt_handle)
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msvcrt_handle = LoadLibraryW(L"msvcrt.dll");
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}
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||||
|
||||
return msvcrt_handle;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -3,7 +3,7 @@
|
|||
Contributed by Egor Duda <deo@logos-m.ru>
|
||||
Modified by addition of runtime_pseudo_reloc version 2
|
||||
by Kai Tietz <kai.tietz@onevision.com>
|
||||
|
||||
|
||||
THIS SOFTWARE IS NOT COPYRIGHTED
|
||||
|
||||
This source code is offered for use in the public domain. You may
|
||||
|
|
@ -20,7 +20,7 @@
|
|||
#include <stdlib.h>
|
||||
#include <stdarg.h>
|
||||
#include <memory.h>
|
||||
#include <malloc.h>
|
||||
#include <internal.h>
|
||||
|
||||
#if defined(__CYGWIN__)
|
||||
#include <wchar.h>
|
||||
|
|
@ -146,11 +146,12 @@ __report_error (const char *msg, ...)
|
|||
va_list argp;
|
||||
va_start (argp, msg);
|
||||
# ifdef __MINGW64_VERSION_MAJOR
|
||||
fprintf (stderr, "Mingw-w64 runtime failure:\n");
|
||||
__mingw_fprintf (stderr, "Mingw-w64 runtime failure:\n");
|
||||
__mingw_vfprintf (stderr, msg, argp);
|
||||
# else
|
||||
fprintf (stderr, "Mingw runtime failure:\n");
|
||||
# endif
|
||||
vfprintf (stderr, msg, argp);
|
||||
#endif
|
||||
va_end (argp);
|
||||
abort ();
|
||||
#endif
|
||||
|
|
@ -206,8 +207,13 @@ mark_section_writable (LPVOID addr)
|
|||
}
|
||||
|
||||
if (b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
|
||||
VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
|
||||
&the_secs[i].old_protect);
|
||||
{
|
||||
if (!VirtualProtect (b.BaseAddress, b.RegionSize,
|
||||
PAGE_EXECUTE_READWRITE,
|
||||
&the_secs[i].old_protect))
|
||||
__report_error (" VirtualProtect failed with code 0x%x",
|
||||
(int) GetLastError ());
|
||||
}
|
||||
++maxSections;
|
||||
return;
|
||||
}
|
||||
|
|
@ -253,15 +259,17 @@ restore_modified_sections (void)
|
|||
static void
|
||||
__write_memory (void *addr, const void *src, size_t len)
|
||||
{
|
||||
#ifndef __MINGW64_VERSION_MAJOR
|
||||
MEMORY_BASIC_INFORMATION b;
|
||||
DWORD oldprot;
|
||||
#endif /* ! __MINGW64_VERSION_MAJOR */
|
||||
int call_unprotect = 0;
|
||||
|
||||
if (!len)
|
||||
return;
|
||||
|
||||
#ifndef __MINGW64_VERSION_MAJOR
|
||||
#ifdef __MINGW64_VERSION_MAJOR
|
||||
mark_section_writable ((LPVOID) addr);
|
||||
#endif
|
||||
|
||||
if (!VirtualQuery (addr, &b, sizeof(b)))
|
||||
{
|
||||
__report_error (" VirtualQuery failed for %d bytes at address %p",
|
||||
|
|
@ -270,19 +278,17 @@ __write_memory (void *addr, const void *src, size_t len)
|
|||
|
||||
/* Temporarily allow write access to read-only protected memory. */
|
||||
if (b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
|
||||
VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
|
||||
&oldprot);
|
||||
#else /* ! __MINGW64_VERSION_MAJOR */
|
||||
mark_section_writable ((LPVOID) addr);
|
||||
#endif /* __MINGW64_VERSION_MAJOR */
|
||||
{
|
||||
call_unprotect = 1;
|
||||
VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
|
||||
&oldprot);
|
||||
}
|
||||
|
||||
/* write the data. */
|
||||
memcpy (addr, src, len);
|
||||
/* Restore original protection. */
|
||||
#ifndef __MINGW64_VERSION_MAJOR
|
||||
if (b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
|
||||
if (call_unprotect && b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
|
||||
VirtualProtect (b.BaseAddress, b.RegionSize, oldprot, &oldprot);
|
||||
#endif /* !__MINGW64_VERSION_MAJOR */
|
||||
}
|
||||
|
||||
#define RP_VERSION_V1 0
|
||||
|
|
|
|||
3
reactos/lib/sdk/crt/startup/reactos.c
Normal file
3
reactos/lib/sdk/crt/startup/reactos.c
Normal file
|
|
@ -0,0 +1,3 @@
|
|||
|
||||
int _MINGW_INSTALL_DEBUG_MATHERR = 0;
|
||||
|
||||
|
|
@ -10,3 +10,4 @@
|
|||
otherwise
|
||||
we do tls cleanup in runtime and _CRT_MT has value 2. */
|
||||
int _CRT_MT = 2;
|
||||
|
||||
|
|
|
|||
|
|
@ -9,5 +9,7 @@
|
|||
#define _UNICODE
|
||||
#define mainCRTStartup wmainCRTStartup
|
||||
#define WinMainCRTStartup wWinMainCRTStartup
|
||||
#define mingw_pcinit mingw_pwcinit
|
||||
#define mingw_pcppinit mingw_pwcppinit
|
||||
|
||||
#include "crtexe.c"
|
||||
|
|
|
|||
Loading…
Reference in a new issue