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Diffstat (limited to 'tix/unix/samAppInit.c')
| -rw-r--r-- | tix/unix/samAppInit.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/tix/unix/samAppInit.c b/tix/unix/samAppInit.c new file mode 100644 index 00000000000..955f5e1db80 --- /dev/null +++ b/tix/unix/samAppInit.c @@ -0,0 +1,177 @@ +/* + * samAppInit.c -- + * + * Provides a default version of the Tcl_AppInit procedure for + * use in stand-alone Tcl, Tk or Tix applications. + * + * Copyright (c) 1996, Expert Interface Technologies + * Copyright (c) 1995 Ioi K Lam + * 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. + */ + +#include <tcl.h> + +#ifdef USE_TIX +# ifndef USE_TK +# define USE_TK +# endif +#endif + +#ifdef USE_TK +#include <tk.h> +#endif + +#ifdef USE_TIX +# include <tix.h> +#else +# if (TCL_MAJOR_VERSION > 7) +# define TCL_7_5_OR_LATER +# else +# if ((TCL_MAJOR_VERSION == 7) && (TCL_MINOR_VERSION >= 5)) +# define TCL_7_5_OR_LATER +# endif +# endif +#endif + +EXTERN int Tclsam_Init _ANSI_ARGS_((Tcl_Interp *interp)); +EXTERN int Tksam_Init _ANSI_ARGS_((Tcl_Interp *interp)); +EXTERN int Tixsam_Init _ANSI_ARGS_((Tcl_Interp *interp)); + +/* + * The following variable is a special hack that is needed in order for + * Sun shared libraries to be used for Tcl. + */ + +extern int matherr(); +int *tclDummyMathPtr = (int *) matherr; + +/* + *---------------------------------------------------------------------- + * + * 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. + * + *---------------------------------------------------------------------- + */ + +int +main(argc, argv) + int argc; /* Number of command-line arguments. */ + char **argv; /* Values of command-line arguments. */ +{ +#ifdef USE_TK + Tk_Main(argc, argv, Tcl_AppInit); +#else + Tcl_Main(argc, argv, Tcl_AppInit); +#endif + + return 0; /* Needed only to prevent compiler warning. */ +} + +/* + *---------------------------------------------------------------------- + * + * 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. */ +{ + if (Tclsam_Init(interp) == TCL_ERROR) { + return TCL_ERROR; + } +#ifdef USE_TK + if (Tksam_Init(interp) == TCL_ERROR) { + return TCL_ERROR; + } +#endif + +#ifdef USE_TIX + if (Tixsam_Init(interp) == TCL_ERROR) { + return TCL_ERROR; + } +#endif + +#ifdef TCL_7_5_OR_LATER + Tcl_StaticPackage(interp, "Tclsam", Tclsam_Init, NULL); +#ifdef USE_TK + Tcl_StaticPackage(interp, "Tk", Tk_Init, NULL); + Tcl_StaticPackage(interp, "Tksam", Tksam_Init, NULL); +#endif +#ifdef USE_TIX + Tcl_StaticPackage(interp, "Tix", Tix_Init, NULL); + Tcl_StaticPackage(interp, "Tixsam", Tixsam_Init, NULL); +#endif +#endif + + /* + * 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. + */ + + /* + * 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. + */ +#if defined(USE_TIX) +# define RC_FILENAME "~/.tixwishrc" +#else +# if defined(USE_TK) +# define RC_FILENAME "~/.wishrc" +# else +# define RC_FILENAME "~/.tclshrc" +# endif +#endif + +#ifdef TCL_7_5_OR_LATER + /* + * Starting from TCL 7.5, the symbol tcl_rcFileName is no longer + * exported by libtcl.a. Instead, this variable must be set using + * a TCL global variable + */ + Tcl_SetVar(interp, "tcl_rcFileName", RC_FILENAME, TCL_GLOBAL_ONLY); +#else + tcl_RcFileName = RC_FILENAME; +#endif + + return TCL_OK; +} |