otkAppInit.c
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上传日期:2015-12-11
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文件大小:3k
- /*
- * tkAppInit.c --
- *
- * Provides a default version of the Tcl_AppInit procedure for
- * use in wish and similar Tk-based applications.
- *
- * Copyright (c) 1993 The Regents of the University of California.
- * Copyright (c) 1994 Sun Microsystems, Inc.
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- */
- #ifndef lint
- /* static char sccsid[] = "@(#) tkAppInit.c 1.12 94/12/17 16:30:56"; */
- #endif /* not lint */
- #include <tk.h>
- #include <otcl.h>
- #if TK_MAJOR_VERSION < 3 || (TK_MAJOR_VERSION==3 && TK_MINOR_VERSION<3)
- #error Tk distribution TOO OLD
- #endif
- /*
- * The following variable is a special hack that is needed in order for
- * Sun shared libraries to be used for Tcl.
- */
- #ifdef NEED_MATHERR
- extern int matherr();
- int *tclDummyMathPtr = (int *) matherr;
- #endif
- /*
- *----------------------------------------------------------------------
- *
- * main --
- *
- * This is the main program for the application.
- *
- * Results:
- * None: Tk_Main never returns here, so this procedure never
- * returns either.
- *
- * Side effects:
- * Whatever the application does.
- *
- *----------------------------------------------------------------------
- */
- #if TK_MAJOR_VERSION < 4
- extern int main();
- int *tclDummyMainPtr = (int *) main;
- #else
- int
- main(argc, argv)
- int argc; /* Number of command-line arguments. */
- char **argv; /* Values of command-line arguments. */
- {
- Tk_Main(argc, argv, Tcl_AppInit);
- return 0; /* Needed only to prevent compiler warning. */
- }
- #endif
- /*
- *----------------------------------------------------------------------
- *
- * Tcl_AppInit --
- *
- * This procedure performs application-specific initialization.
- * Most applications, especially those that incorporate additional
- * packages, will have their own version of this procedure.
- *
- * Results:
- * Returns a standard Tcl completion code, and leaves an error
- * message in interp->result if an error occurs.
- *
- * Side effects:
- * Depends on the startup script.
- *
- *----------------------------------------------------------------------
- */
- int
- Tcl_AppInit(interp)
- Tcl_Interp *interp; /* Interpreter for application. */
- {
- Tk_Window main;
- main = Tk_MainWindow(interp);
- if (Tcl_Init(interp) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if (Tk_Init(interp) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if (Otcl_Init(interp) == TCL_ERROR) {
- return TCL_ERROR;
- }
- #if TK_MAJOR_VERSION < 4 || (TK_MAJOR_VERSION==4 && TK_MINOR_VERSION<1)
- tcl_RcFileName = "~/.wishrc";
- #else
- Tcl_SetVar(interp, "tcl_rcFileName", "~/.wishrc", TCL_GLOBAL_ONLY);
- #endif
- return TCL_OK;
- }