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Diffstat (limited to 'win/tclWinTest.c')
-rw-r--r-- | win/tclWinTest.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/win/tclWinTest.c b/win/tclWinTest.c new file mode 100644 index 0000000..cb61403 --- /dev/null +++ b/win/tclWinTest.c @@ -0,0 +1,130 @@ +/* + * tclWinTest.c -- + * + * Contains commands for platform specific tests on Windows. + * + * Copyright (c) 1996 Sun Microsystems, Inc. + * + * See the file "license.terms" for information on usage and redistribution + * of this file, and for a DISCLAIMER OF ALL WARRANTIES. + * + * SCCS: @(#) tclWinTest.c 1.2 97/03/20 15:04:12 + */ + +#include "tclInt.h" +#include "tclPort.h" + +/* + * Forward declarations of procedures defined later in this file: + */ +int TclplatformtestInit _ANSI_ARGS_((Tcl_Interp *interp)); +static int TesteventloopCmd _ANSI_ARGS_((ClientData dummy, + Tcl_Interp *interp, int argc, char **argv)); + +/* + *---------------------------------------------------------------------- + * + * TclplatformtestInit -- + * + * Defines commands that test platform specific functionality for + * Unix platforms. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * Defines new commands. + * + *---------------------------------------------------------------------- + */ + +int +TclplatformtestInit(interp) + Tcl_Interp *interp; /* Interpreter to add commands to. */ +{ + /* + * Add commands for platform specific tests for Windows here. + */ + + Tcl_CreateCommand(interp, "testeventloop", TesteventloopCmd, + (ClientData) 0, (Tcl_CmdDeleteProc *) NULL); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * TesteventloopCmd -- + * + * This procedure implements the "testeventloop" command. It is + * used to test the Tcl notifier from an "external" event loop + * (i.e. not Tcl_DoOneEvent()). + * + * Results: + * A standard Tcl result. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +static int +TesteventloopCmd(clientData, interp, argc, argv) + ClientData clientData; /* Not used. */ + Tcl_Interp *interp; /* Current interpreter. */ + int argc; /* Number of arguments. */ + char **argv; /* Argument strings. */ +{ + static int *framePtr = NULL; /* Pointer to integer on stack frame of + * innermost invocation of the "wait" + * subcommand. */ + + if (argc < 2) { + Tcl_AppendResult(interp, "wrong # arguments: should be \"", argv[0], + " option ... \"", (char *) NULL); + return TCL_ERROR; + } + if (strcmp(argv[1], "done") == 0) { + *framePtr = 1; + } else if (strcmp(argv[1], "wait") == 0) { + int *oldFramePtr; + int done; + MSG msg; + int oldMode = Tcl_SetServiceMode(TCL_SERVICE_ALL); + + /* + * Save the old stack frame pointer and set up the current frame. + */ + + oldFramePtr = framePtr; + framePtr = &done; + + /* + * Enter a standard Windows event loop until the flag changes. + * Note that we do not explicitly call Tcl_ServiceEvent(). + */ + + done = 0; + while (!done) { + if (!GetMessage(&msg, NULL, 0, 0)) { + /* + * The application is exiting, so repost the quit message + * and start unwinding. + */ + + PostQuitMessage(msg.wParam); + break; + } + TranslateMessage(&msg); + DispatchMessage(&msg); + } + (void) Tcl_SetServiceMode(oldMode); + framePtr = oldFramePtr; + } else { + Tcl_AppendResult(interp, "bad option \"", argv[1], + "\": must be done or wait", (char *) NULL); + return TCL_ERROR; + } + return TCL_OK; +} |