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Automatically detect whether the entry point is main or WinMain

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instead of depending on the subsystem type.
This commit is contained in:
Alexandre Julliard 2004-04-08 04:41:14 +00:00
parent 743997fa38
commit 32e31ac7c4
3 changed files with 35 additions and 45 deletions
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3
tools/winebuild/import.c
View File

@ -451,11 +451,10 @@ static void add_extra_undef_symbols( const DLLSPEC *spec )
switch (spec->subsystem)
{
case IMAGE_SUBSYSTEM_WINDOWS_GUI:
case IMAGE_SUBSYSTEM_WINDOWS_CUI:
kernel_imports += add_extra_symbol( extras, &count, "GetCommandLineA", spec );
kernel_imports += add_extra_symbol( extras, &count, "GetStartupInfoA", spec );
kernel_imports += add_extra_symbol( extras, &count, "GetModuleHandleA", spec );
/* fall through */
case IMAGE_SUBSYSTEM_WINDOWS_CUI:
kernel_imports += add_extra_symbol( extras, &count, "ExitProcess", spec );
break;
}

68
tools/winebuild/spec32.c
View File

@ -640,7 +640,15 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
init_func = "__wine_driver_entry";
break;
case IMAGE_SUBSYSTEM_WINDOWS_GUI:
if (!init_func) init_func = "WinMain";
case IMAGE_SUBSYSTEM_WINDOWS_CUI:
if (init_func)
fprintf( outfile, "extern int %s( int argc, char *argv[] );\n", init_func );
else
{
declare_weak_function( outfile, "main", "int main( int argc, char *argv[] )" );
declare_weak_function( outfile, "wmain", "int wmain( int argc, unsigned short *argv[] )" );
declare_weak_function( outfile, "WinMain", "int __stdcall WinMain(void *,void *,char *,int)" );
}
fprintf( outfile,
"\ntypedef struct {\n"
" unsigned int cb;\n"
@ -651,49 +659,12 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
" char *lpReserved2;\n"
" void *hStdInput, *hStdOutput, *hStdError;\n"
"} STARTUPINFOA;\n"
"extern int __stdcall %s(void *,void *,char *,int);\n"
"extern char * __stdcall GetCommandLineA(void);\n"
"extern void * __stdcall GetModuleHandleA(char *);\n"
"extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
"extern void __stdcall ExitProcess(unsigned int);\n"
"static void __wine_exe_main(void)\n"
"{\n"
" STARTUPINFOA info;\n"
" char *cmdline = GetCommandLineA();\n"
" int ret, bcount=0, in_quotes=0;\n"
" while (*cmdline) {\n"
" if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
" else if (*cmdline=='\\\\') bcount++;\n"
" else if (*cmdline=='\\\"') {\n"
" if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
" bcount=0;\n"
" }\n"
" else bcount=0;\n"
" cmdline++;\n"
" }\n"
" while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
" GetStartupInfoA( &info );\n"
" if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
" if (__wine_spec_init_state == 1)\n"
" _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n"
" ret = %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow );\n"
" if (__wine_spec_init_state == 1) _fini();\n"
" ExitProcess( ret );\n"
"}\n\n", init_func, init_func );
init_func = "__wine_exe_main";
break;
case IMAGE_SUBSYSTEM_WINDOWS_CUI:
if (init_func)
fprintf( outfile, "extern int %s( int argc, char *argv[] );\n", init_func );
else
{
declare_weak_function( outfile, "main", "int main( int argc, char *argv[] )" );
declare_weak_function( outfile, "wmain", "int wmain( int argc, unsigned short *argv[] )" );
}
fprintf( outfile,
"\nextern void __stdcall ExitProcess(int);\n"
"static void __wine_exe_main(void)\n"
"{\n"
" int ret;\n"
" if (__wine_spec_init_state == 1)\n"
" _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n" );
@ -702,7 +673,26 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
" ret = %s( __wine_main_argc, __wine_main_argv );\n", init_func );
else
fprintf( outfile,
" if (wmain) ret = wmain( __wine_main_argc, __wine_main_wargv );\n"
" if (WinMain) {\n"
" STARTUPINFOA info;\n"
" char *cmdline = GetCommandLineA();\n"
" int bcount=0, in_quotes=0;\n"
" while (*cmdline) {\n"
" if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
" else if (*cmdline=='\\\\') bcount++;\n"
" else if (*cmdline=='\\\"') {\n"
" if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
" bcount=0;\n"
" }\n"
" else bcount=0;\n"
" cmdline++;\n"
" }\n"
" while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
" GetStartupInfoA( &info );\n"
" if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
" ret = WinMain( GetModuleHandleA(0), 0, cmdline, info.wShowWindow );\n"
" }\n"
" else if (wmain) ret = wmain( __wine_main_argc, __wine_main_wargv );\n"
" else ret = main( __wine_main_argc, __wine_main_argv );\n" );
fprintf( outfile,
" if (__wine_spec_init_state == 1) _fini();\n"

9
tools/winebuild/winebuild.man.in
View File

@ -76,11 +76,12 @@ Specify the module entry point function; if not specified, the default
is
.B DllMain
for dlls, and
.B main
or
.B WinMain
for CUI or GUI executables respectively. This is only valid for Win32
modules.
for executables (if
.B WinMain
is not defined, the standard C
.B main
is used instead). This is only valid for Win32 modules.
.TP
.BI \-f\ flags
Ignored for compatibility with the C compiler.