/*
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/*
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* tclAppInit.c --
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* tclAppInit.c --
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*
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*
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* Provides a default version of the main program and Tcl_AppInit
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* Provides a default version of the main program and Tcl_AppInit
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* procedure for Tcl applications (without Tk). Note that this
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* procedure for Tcl applications (without Tk). Note that this
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* program must be built in Win32 console mode to work properly.
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* program must be built in Win32 console mode to work properly.
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*
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*
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* Copyright (c) 1996 by Sun Microsystems, Inc.
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* Copyright (c) 1996 by Sun Microsystems, Inc.
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*
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*
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* See the file "license.terms" for information on usage and redistribution
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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*
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* SCCS: @(#) tclAppInit.c 1.12 97/04/30 11:04:50
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* SCCS: @(#) tclAppInit.c 1.12 97/04/30 11:04:50
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*/
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*/
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/* include tclInt.h for access to namespace API */
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/* include tclInt.h for access to namespace API */
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#include "tclInt.h"
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#include "tclInt.h"
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#include "itcl.h"
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#include "itcl.h"
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#include <windows.h>
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#include <windows.h>
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#include <locale.h>
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#include <locale.h>
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#ifdef TCL_TEST
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#ifdef TCL_TEST
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EXTERN int Tcltest_Init _ANSI_ARGS_((Tcl_Interp *interp));
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EXTERN int Tcltest_Init _ANSI_ARGS_((Tcl_Interp *interp));
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EXTERN int TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp));
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EXTERN int TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp));
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#endif /* TCL_TEST */
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#endif /* TCL_TEST */
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static void setargv _ANSI_ARGS_((int *argcPtr, char ***argvPtr));
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static void setargv _ANSI_ARGS_((int *argcPtr, char ***argvPtr));
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/*
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/*
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*----------------------------------------------------------------------
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*----------------------------------------------------------------------
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*
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*
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* main --
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* main --
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*
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*
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* This is the main program for the application.
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* This is the main program for the application.
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*
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*
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* Results:
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* Results:
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* None: Tcl_Main never returns here, so this procedure never
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* None: Tcl_Main never returns here, so this procedure never
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* returns either.
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* returns either.
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*
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*
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* Side effects:
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* Side effects:
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* Whatever the application does.
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* Whatever the application does.
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*
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*
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*----------------------------------------------------------------------
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*----------------------------------------------------------------------
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*/
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*/
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int
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int
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main(argc, argv)
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main(argc, argv)
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int argc; /* Number of command-line arguments. */
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int argc; /* Number of command-line arguments. */
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char **argv; /* Values of command-line arguments. */
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char **argv; /* Values of command-line arguments. */
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{
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{
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char *p;
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char *p;
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char buffer[MAX_PATH];
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char buffer[MAX_PATH];
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/*
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/*
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* Set up the default locale to be standard "C" locale so parsing
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* Set up the default locale to be standard "C" locale so parsing
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* is performed correctly.
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* is performed correctly.
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*/
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*/
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setlocale(LC_ALL, "C");
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setlocale(LC_ALL, "C");
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setargv(&argc, &argv);
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setargv(&argc, &argv);
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/*
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/*
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* Replace argv[0] with full pathname of executable, and forward
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* Replace argv[0] with full pathname of executable, and forward
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* slashes substituted for backslashes.
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* slashes substituted for backslashes.
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*/
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*/
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GetModuleFileName(NULL, buffer, sizeof(buffer));
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GetModuleFileName(NULL, buffer, sizeof(buffer));
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argv[0] = buffer;
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argv[0] = buffer;
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for (p = buffer; *p != '\0'; p++) {
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for (p = buffer; *p != '\0'; p++) {
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if (*p == '\\') {
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if (*p == '\\') {
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*p = '/';
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*p = '/';
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}
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}
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}
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}
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Tcl_Main(argc, argv, Tcl_AppInit);
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Tcl_Main(argc, argv, Tcl_AppInit);
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return 0; /* Needed only to prevent compiler warning. */
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return 0; /* Needed only to prevent compiler warning. */
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}
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}
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/*
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/*
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*----------------------------------------------------------------------
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*----------------------------------------------------------------------
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*
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*
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* Tcl_AppInit --
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* Tcl_AppInit --
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*
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*
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* This procedure performs application-specific initialization.
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* This procedure performs application-specific initialization.
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* Most applications, especially those that incorporate additional
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* Most applications, especially those that incorporate additional
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* packages, will have their own version of this procedure.
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* packages, will have their own version of this procedure.
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*
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*
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* Results:
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* Results:
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* Returns a standard Tcl completion code, and leaves an error
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* Returns a standard Tcl completion code, and leaves an error
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* message in interp->result if an error occurs.
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* message in interp->result if an error occurs.
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*
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*
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* Side effects:
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* Side effects:
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* Depends on the startup script.
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* Depends on the startup script.
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*
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*
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*----------------------------------------------------------------------
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*----------------------------------------------------------------------
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*/
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*/
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int
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int
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Tcl_AppInit(interp)
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Tcl_AppInit(interp)
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Tcl_Interp *interp; /* Interpreter for application. */
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Tcl_Interp *interp; /* Interpreter for application. */
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{
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{
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if (Tcl_Init(interp) == TCL_ERROR) {
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if (Tcl_Init(interp) == TCL_ERROR) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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#ifdef TCL_TEST
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#ifdef TCL_TEST
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if (Tcltest_Init(interp) == TCL_ERROR) {
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if (Tcltest_Init(interp) == TCL_ERROR) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init,
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Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init,
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(Tcl_PackageInitProc *) NULL);
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(Tcl_PackageInitProc *) NULL);
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if (TclObjTest_Init(interp) == TCL_ERROR) {
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if (TclObjTest_Init(interp) == TCL_ERROR) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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#endif /* TCL_TEST */
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#endif /* TCL_TEST */
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/*
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/*
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* Call the init procedures for included packages. Each call should
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* Call the init procedures for included packages. Each call should
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* look like this:
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* look like this:
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*
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*
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* if (Mod_Init(interp) == TCL_ERROR) {
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* if (Mod_Init(interp) == TCL_ERROR) {
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* return TCL_ERROR;
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* return TCL_ERROR;
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* }
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* }
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*
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*
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* where "Mod" is the name of the module.
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* where "Mod" is the name of the module.
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*/
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*/
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if (Itcl_Init(interp) == TCL_ERROR) {
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if (Itcl_Init(interp) == TCL_ERROR) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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Tcl_StaticPackage(interp, "Itcl", Itcl_Init, Itcl_SafeInit);
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Tcl_StaticPackage(interp, "Itcl", Itcl_Init, Itcl_SafeInit);
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/*
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/*
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* This is itclsh, so import all [incr Tcl] commands by
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* This is itclsh, so import all [incr Tcl] commands by
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* default into the global namespace. Fix up the autoloader
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* default into the global namespace. Fix up the autoloader
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* to do the same.
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* to do the same.
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*/
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*/
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if (Tcl_Import(interp, Tcl_GetGlobalNamespace(interp),
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if (Tcl_Import(interp, Tcl_GetGlobalNamespace(interp),
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"::itcl::*", /* allowOverwrite */ 1) != TCL_OK) {
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"::itcl::*", /* allowOverwrite */ 1) != TCL_OK) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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if (Tcl_Eval(interp, "auto_mkindex_parser::slavehook { _%@namespace import -force ::itcl::* }") != TCL_OK) {
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if (Tcl_Eval(interp, "auto_mkindex_parser::slavehook { _%@namespace import -force ::itcl::* }") != TCL_OK) {
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return TCL_ERROR;
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return TCL_ERROR;
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}
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}
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/*
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/*
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* Call Tcl_CreateCommand for application-specific commands, if
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* Call Tcl_CreateCommand for application-specific commands, if
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* they weren't already created by the init procedures called above.
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* they weren't already created by the init procedures called above.
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*/
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*/
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/*
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/*
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* Specify a user-specific startup file to invoke if the application
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* Specify a user-specific startup file to invoke if the application
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* is run interactively. Typically the startup file is "~/.apprc"
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* is run interactively. Typically the startup file is "~/.apprc"
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* where "app" is the name of the application. If this line is deleted
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* where "app" is the name of the application. If this line is deleted
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* then no user-specific startup file will be run under any conditions.
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* then no user-specific startup file will be run under any conditions.
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*/
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*/
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Tcl_SetVar(interp, "tcl_rcFileName", "~/itclshrc.tcl", TCL_GLOBAL_ONLY);
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Tcl_SetVar(interp, "tcl_rcFileName", "~/itclshrc.tcl", TCL_GLOBAL_ONLY);
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return TCL_OK;
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return TCL_OK;
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}
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}
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/*
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/*
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*-------------------------------------------------------------------------
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*-------------------------------------------------------------------------
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*
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*
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* setargv --
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* setargv --
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*
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*
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* Parse the Windows command line string into argc/argv. Done here
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* Parse the Windows command line string into argc/argv. Done here
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* because we don't trust the builtin argument parser in crt0.
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* because we don't trust the builtin argument parser in crt0.
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* Windows applications are responsible for breaking their command
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* Windows applications are responsible for breaking their command
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* line into arguments.
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* line into arguments.
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*
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*
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* 2N backslashes + quote -> N backslashes + begin quoted string
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* 2N backslashes + quote -> N backslashes + begin quoted string
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* 2N + 1 backslashes + quote -> literal
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* 2N + 1 backslashes + quote -> literal
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* N backslashes + non-quote -> literal
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* N backslashes + non-quote -> literal
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* quote + quote in a quoted string -> single quote
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* quote + quote in a quoted string -> single quote
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* quote + quote not in quoted string -> empty string
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* quote + quote not in quoted string -> empty string
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* quote -> begin quoted string
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* quote -> begin quoted string
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*
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*
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* Results:
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* Results:
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* Fills argcPtr with the number of arguments and argvPtr with the
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* Fills argcPtr with the number of arguments and argvPtr with the
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* array of arguments.
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* array of arguments.
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*
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*
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* Side effects:
|
* Side effects:
|
* Memory allocated.
|
* Memory allocated.
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*
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*
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*--------------------------------------------------------------------------
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*--------------------------------------------------------------------------
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*/
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*/
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static void
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static void
|
setargv(argcPtr, argvPtr)
|
setargv(argcPtr, argvPtr)
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int *argcPtr; /* Filled with number of argument strings. */
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int *argcPtr; /* Filled with number of argument strings. */
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char ***argvPtr; /* Filled with argument strings (malloc'd). */
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char ***argvPtr; /* Filled with argument strings (malloc'd). */
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{
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{
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char *cmdLine, *p, *arg, *argSpace;
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char *cmdLine, *p, *arg, *argSpace;
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char **argv;
|
char **argv;
|
int argc, size, inquote, copy, slashes;
|
int argc, size, inquote, copy, slashes;
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cmdLine = GetCommandLine();
|
cmdLine = GetCommandLine();
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|
|
/*
|
/*
|
* Precompute an overly pessimistic guess at the number of arguments
|
* Precompute an overly pessimistic guess at the number of arguments
|
* in the command line by counting non-space spans.
|
* in the command line by counting non-space spans.
|
*/
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*/
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size = 2;
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size = 2;
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for (p = cmdLine; *p != '\0'; p++) {
|
for (p = cmdLine; *p != '\0'; p++) {
|
if (isspace(*p)) {
|
if (isspace(*p)) {
|
size++;
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size++;
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while (isspace(*p)) {
|
while (isspace(*p)) {
|
p++;
|
p++;
|
}
|
}
|
if (*p == '\0') {
|
if (*p == '\0') {
|
break;
|
break;
|
}
|
}
|
}
|
}
|
}
|
}
|
argSpace = (char *) ckalloc((unsigned) (size * sizeof(char *)
|
argSpace = (char *) ckalloc((unsigned) (size * sizeof(char *)
|
+ strlen(cmdLine) + 1));
|
+ strlen(cmdLine) + 1));
|
argv = (char **) argSpace;
|
argv = (char **) argSpace;
|
argSpace += size * sizeof(char *);
|
argSpace += size * sizeof(char *);
|
size--;
|
size--;
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|
|
p = cmdLine;
|
p = cmdLine;
|
for (argc = 0; argc < size; argc++) {
|
for (argc = 0; argc < size; argc++) {
|
argv[argc] = arg = argSpace;
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argv[argc] = arg = argSpace;
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while (isspace(*p)) {
|
while (isspace(*p)) {
|
p++;
|
p++;
|
}
|
}
|
if (*p == '\0') {
|
if (*p == '\0') {
|
break;
|
break;
|
}
|
}
|
|
|
inquote = 0;
|
inquote = 0;
|
slashes = 0;
|
slashes = 0;
|
while (1) {
|
while (1) {
|
copy = 1;
|
copy = 1;
|
while (*p == '\\') {
|
while (*p == '\\') {
|
slashes++;
|
slashes++;
|
p++;
|
p++;
|
}
|
}
|
if (*p == '"') {
|
if (*p == '"') {
|
if ((slashes & 1) == 0) {
|
if ((slashes & 1) == 0) {
|
copy = 0;
|
copy = 0;
|
if ((inquote) && (p[1] == '"')) {
|
if ((inquote) && (p[1] == '"')) {
|
p++;
|
p++;
|
copy = 1;
|
copy = 1;
|
} else {
|
} else {
|
inquote = !inquote;
|
inquote = !inquote;
|
}
|
}
|
}
|
}
|
slashes >>= 1;
|
slashes >>= 1;
|
}
|
}
|
|
|
while (slashes) {
|
while (slashes) {
|
*arg = '\\';
|
*arg = '\\';
|
arg++;
|
arg++;
|
slashes--;
|
slashes--;
|
}
|
}
|
|
|
if ((*p == '\0') || (!inquote && isspace(*p))) {
|
if ((*p == '\0') || (!inquote && isspace(*p))) {
|
break;
|
break;
|
}
|
}
|
if (copy != 0) {
|
if (copy != 0) {
|
*arg = *p;
|
*arg = *p;
|
arg++;
|
arg++;
|
}
|
}
|
p++;
|
p++;
|
}
|
}
|
*arg = '\0';
|
*arg = '\0';
|
argSpace = arg + 1;
|
argSpace = arg + 1;
|
}
|
}
|
argv[argc] = NULL;
|
argv[argc] = NULL;
|
|
|
*argcPtr = argc;
|
*argcPtr = argc;
|
*argvPtr = argv;
|
*argvPtr = argv;
|
}
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}
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|
