diff options
Diffstat (limited to 'unix/tclAppInit.c')
| -rw-r--r-- | unix/tclAppInit.c | 148 |
1 files changed, 87 insertions, 61 deletions
diff --git a/unix/tclAppInit.c b/unix/tclAppInit.c index 4427f47..9bbc88b 100644 --- a/unix/tclAppInit.c +++ b/unix/tclAppInit.c @@ -1,41 +1,54 @@ -/* +/* * tclAppInit.c -- * * Provides a default version of the main program and Tcl_AppInit - * procedure for Tcl applications (without Tk). + * procedure for tclsh and other Tcl-based applications (without Tk). * * Copyright (c) 1993 The Regents of the University of California. * Copyright (c) 1994-1997 Sun Microsystems, Inc. + * Copyright (c) 1998-1999 Scriptics Corporation. * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * RCS: @(#) $Id: tclAppInit.c,v 1.3 1998/10/05 22:32:12 escoffon Exp $ + * See the file "license.terms" for information on usage and redistribution of + * this file, and for a DISCLAIMER OF ALL WARRANTIES. */ -#ifdef TCL_XT_TEST -#include <X11/Intrinsic.h> -#endif - +#undef BUILD_tcl +#undef STATIC_BUILD #include "tcl.h" +#ifdef TCL_TEST +extern Tcl_PackageInitProc Tcltest_Init; +extern Tcl_PackageInitProc Tcltest_SafeInit; +#endif /* TCL_TEST */ + +#ifdef TCL_XT_TEST +extern void XtToolkitInitialize(void); +extern Tcl_PackageInitProc Tclxttest_Init; +#endif /* TCL_XT_TEST */ + /* - * The following variable is a special hack that is needed in order for - * Sun shared libraries to be used for Tcl. + * The following #if block allows you to change the AppInit function by using + * a #define of TCL_LOCAL_APPINIT instead of rewriting this entire file. The + * #if checks for that #define and uses Tcl_AppInit if it does not exist. */ -extern int matherr(); -int *tclDummyMathPtr = (int *) matherr; +#ifndef TCL_LOCAL_APPINIT +#define TCL_LOCAL_APPINIT Tcl_AppInit +#endif +#ifndef MODULE_SCOPE +# define MODULE_SCOPE extern +#endif +MODULE_SCOPE int TCL_LOCAL_APPINIT(Tcl_Interp *); +MODULE_SCOPE int main(int, char **); +/* + * The following #if block allows you to change how Tcl finds the startup + * script, prime the library or encoding paths, fiddle with the argv, etc., + * without needing to rewrite Tcl_Main() + */ -#ifdef TCL_TEST -EXTERN int Procbodytest_Init _ANSI_ARGS_((Tcl_Interp *interp)); -EXTERN int Procbodytest_SafeInit _ANSI_ARGS_((Tcl_Interp *interp)); -EXTERN int TclObjTest_Init _ANSI_ARGS_((Tcl_Interp *interp)); -EXTERN int Tcltest_Init _ANSI_ARGS_((Tcl_Interp *interp)); -#endif /* TCL_TEST */ -#ifdef TCL_XT_TEST -EXTERN int Tclxttest_Init _ANSI_ARGS_((Tcl_Interp *interp)); +#ifdef TCL_LOCAL_MAIN_HOOK +MODULE_SCOPE int TCL_LOCAL_MAIN_HOOK(int *argc, char ***argv); #endif /* @@ -46,24 +59,29 @@ EXTERN int Tclxttest_Init _ANSI_ARGS_((Tcl_Interp *interp)); * This is the main program for the application. * * Results: - * None: Tcl_Main never returns here, so this procedure never - * returns either. + * None: Tcl_Main never returns here, so this procedure never returns + * either. * * Side effects: - * Whatever the application does. + * Just about anything, since from here we call arbitrary Tcl code. * *---------------------------------------------------------------------- */ int -main(argc, argv) - int argc; /* Number of command-line arguments. */ - char **argv; /* Values of command-line arguments. */ +main( + int argc, /* Number of command-line arguments. */ + char *argv[]) /* Values of command-line arguments. */ { #ifdef TCL_XT_TEST XtToolkitInitialize(); #endif - Tcl_Main(argc, argv, Tcl_AppInit); + +#ifdef TCL_LOCAL_MAIN_HOOK + TCL_LOCAL_MAIN_HOOK(&argc, &argv); +#endif + + Tcl_Main(argc, argv, TCL_LOCAL_APPINIT); return 0; /* Needed only to prevent compiler warning. */ } @@ -72,13 +90,13 @@ main(argc, argv) * * Tcl_AppInit -- * - * This procedure performs application-specific initialization. - * Most applications, especially those that incorporate additional - * packages, will have their own version of this procedure. + * 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. + * Returns a standard Tcl completion code, and leaves an error message in + * the interp's result if an error occurs. * * Side effects: * Depends on the startup script. @@ -87,57 +105,65 @@ main(argc, argv) */ int -Tcl_AppInit(interp) - Tcl_Interp *interp; /* Interpreter for application. */ +Tcl_AppInit( + Tcl_Interp *interp) /* Interpreter for application. */ { - if (Tcl_Init(interp) == TCL_ERROR) { + if ((Tcl_Init)(interp) == TCL_ERROR) { return TCL_ERROR; } -#ifdef TCL_TEST #ifdef TCL_XT_TEST - if (Tclxttest_Init(interp) == TCL_ERROR) { - return TCL_ERROR; - } -#endif - if (Tcltest_Init(interp) == TCL_ERROR) { - return TCL_ERROR; - } - Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init, - (Tcl_PackageInitProc *) NULL); - if (TclObjTest_Init(interp) == TCL_ERROR) { + if (Tclxttest_Init(interp) == TCL_ERROR) { return TCL_ERROR; } - if (Procbodytest_Init(interp) == TCL_ERROR) { +#endif + +#ifdef TCL_TEST + if (Tcltest_Init(interp) == TCL_ERROR) { return TCL_ERROR; } - Tcl_StaticPackage(interp, "procbodytest", Procbodytest_Init, - Procbodytest_SafeInit); + Tcl_StaticPackage(interp, "Tcltest", Tcltest_Init, Tcltest_SafeInit); #endif /* TCL_TEST */ /* - * Call the init procedures for included packages. Each call should - * look like this: + * Call the init procedures for included packages. Each call should look + * like this: * * if (Mod_Init(interp) == TCL_ERROR) { * return TCL_ERROR; * } * - * where "Mod" is the name of the module. + * where "Mod" is the name of the module. (Dynamically-loadable packages + * should have the same entry-point name.) */ /* - * Call Tcl_CreateCommand for application-specific commands, if - * they weren't already created by the init procedures called above. + * Call Tcl_CreateCommand for application-specific commands, if they + * weren't already created by the init procedures called above. */ /* - * Specify a user-specific startup file to invoke if the application - * is run interactively. Typically the startup file is "~/.apprc" - * where "app" is the name of the application. If this line is deleted - * then no user-specific startup file will be run under any conditions. + * Specify a user-specific startup file to invoke if the application is + * run interactively. Typically the startup file is "~/.apprc" where "app" + * is the name of the application. If this line is deleted then no + * user-specific startup file will be run under any conditions. */ - Tcl_SetVar(interp, "tcl_rcFileName", "~/.tclshrc", TCL_GLOBAL_ONLY); +#ifdef DJGPP + (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL, + Tcl_NewStringObj("~/tclsh.rc", -1), TCL_GLOBAL_ONLY); +#else + (Tcl_ObjSetVar2)(interp, Tcl_NewStringObj("tcl_rcFileName", -1), NULL, + Tcl_NewStringObj("~/.tclshrc", -1), TCL_GLOBAL_ONLY); +#endif + return TCL_OK; } + +/* + * Local Variables: + * mode: c + * c-basic-offset: 4 + * fill-column: 78 + * End: + */ |