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diff --git a/winsup/doc/gcc.sgml b/winsup/doc/gcc.sgml deleted file mode 100644 index a67865de3..000000000 --- a/winsup/doc/gcc.sgml +++ /dev/null @@ -1,154 +0,0 @@ -<sect1 id="gcc"><title>Using GCC with Cygwin</title> - -<sect2 id="gcc-cons"><title>Console Mode Applications</title> - -<para>Use gcc to compile, just like under UNIX. -Refer to the GCC User's Guide for information on standard usage and -options. Here's a simple example:</para> - -<example> -<title>Building Hello World with GCC</title> -<screen> -<prompt>C:\></prompt> <userinput>gcc hello.c -o hello.exe</userinput> -<prompt>C:\></prompt> <userinput>hello.exe</userinput> -Hello, World - -<prompt>C:\></prompt> -</screen> -</example> - -</sect2> - -<sect2 id="gcc-gui"><title>GUI Mode Applications</title> - -<para>Cygwin allows you to build programs with full access to the -standard Windows 32-bit API, including the GUI functions as defined in -any Microsoft or off-the-shelf publication. However, the process of -building those applications is slightly different, as you'll be using -the GNU tools instead of the Microsoft tools.</para> - -<para>For the most part, your sources won't need to change at all. -However, you should remove all __export attributes from functions -and replace them like this:</para> - -<screen> -int foo (int) __attribute__ ((__dllexport__)); - -int -foo (int i) -</screen> - -<para>The Makefile is similar to any other UNIX-like Makefile, -and like any other Cygwin makefile. The only difference is that you use -<command>gcc -mwindows</command> to link your program into a GUI -application instead of a command-line application. Here's an example:</para> - -<screen> -myapp.exe : myapp.o myapp.res - gcc -mwindows myapp.o myapp.res -o $@ - -myapp.res : myapp.rc resource.h - windres $< -O coff -o $@ -</screen> - -<para>Note the use of <filename>windres</filename> to compile the -Windows resources into a COFF-format <filename>.res</filename> file. -That will include all the bitmaps, icons, and other resources you -need, into one handy object file. Normally, if you omitted the "-O -coff" it would create a Windows <filename>.res</filename> format file, -but we can only link COFF objects. So, we tell -<filename>windres</filename> to produce a COFF object, but for -compatibility with the many examples that assume your linker can -handle Windows resource files directly, we maintain the -<filename>.res</filename> naming convention. For more information on -<filename>windres</filename>, consult the Binutils manual. </para> - -<para> -The following is a simple GUI-mode "Hello, World!" program to help -get you started: -<screen> -/*-------------------------------------------------*/ -/* hellogui.c - gui hello world */ -/* build: gcc -mwindows hellogui.c -o hellogui.exe */ -/*-------------------------------------------------*/ -#include <windows.h> - -char glpszText[1024]; - -LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM); - -int APIENTRY WinMain(HINSTANCE hInstance, - HINSTANCE hPrevInstance, - LPSTR lpCmdLine, - int nCmdShow) -{ - sprintf(glpszText, - "Hello World\nGetCommandLine(): [%s]\n" - "WinMain lpCmdLine: [%s]\n", - lpCmdLine, GetCommandLine() ); - - WNDCLASSEX wcex; - - wcex.cbSize = sizeof(wcex); - wcex.style = CS_HREDRAW | CS_VREDRAW; - wcex.lpfnWndProc = WndProc; - wcex.cbClsExtra = 0; - wcex.cbWndExtra = 0; - wcex.hInstance = hInstance; - wcex.hIcon = LoadIcon(NULL, IDI_APPLICATION); - wcex.hCursor = LoadCursor(NULL, IDC_ARROW); - wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); - wcex.lpszMenuName = NULL; - wcex.lpszClassName = "HELLO"; - wcex.hIconSm = NULL; - - if (!RegisterClassEx(&wcex)) - return FALSE; - - HWND hWnd; - hWnd = CreateWindow("HELLO", "Hello", WS_OVERLAPPEDWINDOW, - CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL); - - if (!hWnd) - return FALSE; - - ShowWindow(hWnd, nCmdShow); - UpdateWindow(hWnd); - - MSG msg; - while (GetMessage(&msg, NULL, 0, 0)) - { - TranslateMessage(&msg); - DispatchMessage(&msg); - } - - return msg.wParam; -} - -LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) -{ - PAINTSTRUCT ps; - HDC hdc; - - switch (message) - { - case WM_PAINT: - hdc = BeginPaint(hWnd, &ps); - RECT rt; - GetClientRect(hWnd, &rt); - DrawText(hdc, glpszText, strlen(glpszText), &rt, DT_TOP | DT_LEFT); - EndPaint(hWnd, &ps); - break; - case WM_DESTROY: - PostQuitMessage(0); - break; - default: - return DefWindowProc(hWnd, message, wParam, lParam); - } - return 0; -} -</screen> -</para> - -</sect2> -</sect1> |