jpayne@69: /*
jpayne@69:  * tclAppInit.c --
jpayne@69:  *
jpayne@69:  *	Provides a default version of the main program and Tcl_AppInit
jpayne@69:  *	procedure for tclsh and other Tcl-based applications (without Tk).
jpayne@69:  *
jpayne@69:  * Copyright (c) 1993 The Regents of the University of California.
jpayne@69:  * Copyright (c) 1994-1997 Sun Microsystems, Inc.
jpayne@69:  * Copyright (c) 1998-1999 Scriptics Corporation.
jpayne@69:  *
jpayne@69:  * See the file "license.terms" for information on usage and redistribution of
jpayne@69:  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
jpayne@69:  */
jpayne@69: 
jpayne@69: #undef BUILD_tcl
jpayne@69: #undef STATIC_BUILD
jpayne@69: #include "tcl.h"
jpayne@69: #if TCL_MAJOR_VERSION < 9 && TCL_MINOR_VERSION < 7
jpayne@69: #   define Tcl_LibraryInitProc Tcl_PackageInitProc
jpayne@69: #   define Tcl_StaticLibrary Tcl_StaticPackage
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifdef TCL_TEST
jpayne@69: extern Tcl_LibraryInitProc Tcltest_Init;
jpayne@69: extern Tcl_LibraryInitProc Tcltest_SafeInit;
jpayne@69: #endif /* TCL_TEST */
jpayne@69: 
jpayne@69: #ifdef TCL_XT_TEST
jpayne@69: extern void                XtToolkitInitialize(void);
jpayne@69: extern Tcl_LibraryInitProc Tclxttest_Init;
jpayne@69: #endif /* TCL_XT_TEST */
jpayne@69: 
jpayne@69: /*
jpayne@69:  * The following #if block allows you to change the AppInit function by using
jpayne@69:  * a #define of TCL_LOCAL_APPINIT instead of rewriting this entire file. The
jpayne@69:  * #if checks for that #define and uses Tcl_AppInit if it does not exist.
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifndef TCL_LOCAL_APPINIT
jpayne@69: #define TCL_LOCAL_APPINIT Tcl_AppInit
jpayne@69: #endif
jpayne@69: #ifndef MODULE_SCOPE
jpayne@69: #   define MODULE_SCOPE extern
jpayne@69: #endif
jpayne@69: MODULE_SCOPE int TCL_LOCAL_APPINIT(Tcl_Interp *);
jpayne@69: MODULE_SCOPE int main(int, char **);
jpayne@69: 
jpayne@69: /*
jpayne@69:  * The following #if block allows you to change how Tcl finds the startup
jpayne@69:  * script, prime the library or encoding paths, fiddle with the argv, etc.,
jpayne@69:  * without needing to rewrite Tcl_Main()
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifdef TCL_LOCAL_MAIN_HOOK
jpayne@69: MODULE_SCOPE int TCL_LOCAL_MAIN_HOOK(int *argc, char ***argv);
jpayne@69: #endif
jpayne@69: 
jpayne@69: /*
jpayne@69:  *----------------------------------------------------------------------
jpayne@69:  *
jpayne@69:  * main --
jpayne@69:  *
jpayne@69:  *	This is the main program for the application.
jpayne@69:  *
jpayne@69:  * Results:
jpayne@69:  *	None: Tcl_Main never returns here, so this procedure never returns
jpayne@69:  *	either.
jpayne@69:  *
jpayne@69:  * Side effects:
jpayne@69:  *	Just about anything, since from here we call arbitrary Tcl code.
jpayne@69:  *
jpayne@69:  *----------------------------------------------------------------------
jpayne@69:  */
jpayne@69: 
jpayne@69: int
jpayne@69: main(
jpayne@69:     int argc,			/* Number of command-line arguments. */
jpayne@69:     char *argv[])		/* Values of command-line arguments. */
jpayne@69: {
jpayne@69: #ifdef TCL_XT_TEST
jpayne@69:     XtToolkitInitialize();
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifdef TCL_LOCAL_MAIN_HOOK
jpayne@69:     TCL_LOCAL_MAIN_HOOK(&argc, &argv);
jpayne@69: #elif (TCL_MAJOR_VERSION > 8 || TCL_MINOR_VERSION > 6) && (!defined(_WIN32) || defined(UNICODE))
jpayne@69:     /* New in Tcl 8.7. This doesn't work on Windows without UNICODE */
jpayne@69:     TclZipfs_AppHook(&argc, &argv);
jpayne@69: #endif
jpayne@69: 
jpayne@69:     Tcl_Main(argc, argv, TCL_LOCAL_APPINIT);
jpayne@69:     return 0;			/* Needed only to prevent compiler warning. */
jpayne@69: }
jpayne@69: 
jpayne@69: /*
jpayne@69:  *----------------------------------------------------------------------
jpayne@69:  *
jpayne@69:  * Tcl_AppInit --
jpayne@69:  *
jpayne@69:  *	This procedure performs application-specific initialization. Most
jpayne@69:  *	applications, especially those that incorporate additional packages,
jpayne@69:  *	will have their own version of this procedure.
jpayne@69:  *
jpayne@69:  * Results:
jpayne@69:  *	Returns a standard Tcl completion code, and leaves an error message in
jpayne@69:  *	the interp's result if an error occurs.
jpayne@69:  *
jpayne@69:  * Side effects:
jpayne@69:  *	Depends on the startup script.
jpayne@69:  *
jpayne@69:  *----------------------------------------------------------------------
jpayne@69:  */
jpayne@69: 
jpayne@69: int
jpayne@69: Tcl_AppInit(
jpayne@69:     Tcl_Interp *interp)		/* Interpreter for application. */
jpayne@69: {
jpayne@69:     if ((Tcl_Init)(interp) == TCL_ERROR) {
jpayne@69: 	return TCL_ERROR;
jpayne@69:     }
jpayne@69: 
jpayne@69: #ifdef TCL_XT_TEST
jpayne@69:     if (Tclxttest_Init(interp) == TCL_ERROR) {
jpayne@69: 	return TCL_ERROR;
jpayne@69:     }
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifdef TCL_TEST
jpayne@69:     if (Tcltest_Init(interp) == TCL_ERROR) {
jpayne@69: 	return TCL_ERROR;
jpayne@69:     }
jpayne@69:     Tcl_StaticLibrary(interp, "Tcltest", Tcltest_Init, Tcltest_SafeInit);
jpayne@69: #endif /* TCL_TEST */
jpayne@69: 
jpayne@69:     /*
jpayne@69:      * Call the init procedures for included packages. Each call should look
jpayne@69:      * like this:
jpayne@69:      *
jpayne@69:      * if (Mod_Init(interp) == TCL_ERROR) {
jpayne@69:      *     return TCL_ERROR;
jpayne@69:      * }
jpayne@69:      *
jpayne@69:      * where "Mod" is the name of the module. (Dynamically-loadable packages
jpayne@69:      * should have the same entry-point name.)
jpayne@69:      */
jpayne@69: 
jpayne@69:     /*
jpayne@69:      * Call Tcl_CreateCommand for application-specific commands, if they
jpayne@69:      * weren't already created by the init procedures called above.
jpayne@69:      */
jpayne@69: 
jpayne@69:     /*
jpayne@69:      * Specify a user-specific startup file to invoke if the application is
jpayne@69:      * run interactively. Typically the startup file is "~/.apprc" where "app"
jpayne@69:      * is the name of the application. If this line is deleted then no
jpayne@69:      * user-specific startup file will be run under any conditions.
jpayne@69:      */
jpayne@69: 
jpayne@69: #ifdef DJGPP
jpayne@69:     (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
jpayne@69: 	    Tcl_NewStringObj("~/tclsh.rc", -1), TCL_GLOBAL_ONLY);
jpayne@69: #else
jpayne@69:     (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL,
jpayne@69: 	    Tcl_NewStringObj("~/.tclshrc", -1), TCL_GLOBAL_ONLY);
jpayne@69: #endif
jpayne@69: 
jpayne@69:     return TCL_OK;
jpayne@69: }
jpayne@69: 
jpayne@69: /*
jpayne@69:  * Local Variables:
jpayne@69:  * mode: c
jpayne@69:  * c-basic-offset: 4
jpayne@69:  * fill-column: 78
jpayne@69:  * End:
jpayne@69:  */