mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-03 09:00:21 +00:00
154 lines
3.8 KiB
C
154 lines
3.8 KiB
C
/*
|
||
* pkgc.c --
|
||
*
|
||
* This file contains a simple Tcl package "pkgc" that is intended
|
||
* for testing the Tcl dynamic loading facilities. It can be used
|
||
* in both safe and unsafe interpreters.
|
||
*
|
||
* Copyright (c) 1995 Sun Microsystems, Inc.
|
||
*
|
||
* See the file "license.terms" for information on usage and redistribution
|
||
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
|
||
*
|
||
* SCCS: @(#) pkgc.c 1.4 96/02/15 12:30:35
|
||
*/
|
||
#include "tcl.h"
|
||
|
||
/*
|
||
* Prototypes for procedures defined later in this file:
|
||
*/
|
||
|
||
static int Pkgc_SubCmd _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
static int Pkgc_UnsafeCmd _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* Pkgc_SubCmd --
|
||
*
|
||
* This procedure is invoked to process the "pkgc_sub" Tcl command.
|
||
* It expects two arguments and returns their difference.
|
||
*
|
||
* Results:
|
||
* A standard Tcl result.
|
||
*
|
||
* Side effects:
|
||
* See the user documentation.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
static int
|
||
Pkgc_SubCmd(dummy, interp, argc, argv)
|
||
ClientData dummy; /* Not used. */
|
||
Tcl_Interp *interp; /* Current interpreter. */
|
||
int argc; /* Number of arguments. */
|
||
char **argv; /* Argument strings. */
|
||
{
|
||
int first, second;
|
||
|
||
if (argc != 3) {
|
||
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
|
||
" num num\"", (char *) NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
if ((Tcl_GetInt(interp, argv[1], &first) != TCL_OK)
|
||
|| (Tcl_GetInt(interp, argv[2], &second) != TCL_OK)) {
|
||
return TCL_ERROR;
|
||
}
|
||
sprintf(interp->result, "%d", first - second);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* Pkgc_UnsafeCmd --
|
||
*
|
||
* This procedure is invoked to process the "pkgc_unsafe" Tcl command.
|
||
* It just returns a constant string.
|
||
*
|
||
* Results:
|
||
* A standard Tcl result.
|
||
*
|
||
* Side effects:
|
||
* See the user documentation.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
static int
|
||
Pkgc_UnsafeCmd(dummy, interp, argc, argv)
|
||
ClientData dummy; /* Not used. */
|
||
Tcl_Interp *interp; /* Current interpreter. */
|
||
int argc; /* Number of arguments. */
|
||
char **argv; /* Argument strings. */
|
||
{
|
||
interp->result = "unsafe command invoked";
|
||
return TCL_OK;
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* Pkgc_Init --
|
||
*
|
||
* This is a package initialization procedure, which is called
|
||
* by Tcl when this package is to be added to an interpreter.
|
||
*
|
||
* Results:
|
||
* None.
|
||
*
|
||
* Side effects:
|
||
* None.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
int
|
||
Pkgc_Init(interp)
|
||
Tcl_Interp *interp; /* Interpreter in which the package is
|
||
* to be made available. */
|
||
{
|
||
int code;
|
||
|
||
code = Tcl_PkgProvide(interp, "Pkgc", "1.7.2");
|
||
if (code != TCL_OK) {
|
||
return code;
|
||
}
|
||
Tcl_CreateCommand(interp, "pkgc_sub", Pkgc_SubCmd, (ClientData) 0,
|
||
(Tcl_CmdDeleteProc *) NULL);
|
||
Tcl_CreateCommand(interp, "pkgc_unsafe", Pkgc_UnsafeCmd, (ClientData) 0,
|
||
(Tcl_CmdDeleteProc *) NULL);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* Pkgc_SafeInit --
|
||
*
|
||
* This is a package initialization procedure, which is called
|
||
* by Tcl when this package is to be added to an unsafe interpreter.
|
||
*
|
||
* Results:
|
||
* None.
|
||
*
|
||
* Side effects:
|
||
* None.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
int
|
||
Pkgc_SafeInit(interp)
|
||
Tcl_Interp *interp; /* Interpreter in which the package is
|
||
* to be made available. */
|
||
{
|
||
Tcl_CreateCommand(interp, "pkgc_sub", Pkgc_SubCmd, (ClientData) 0,
|
||
(Tcl_CmdDeleteProc *) NULL);
|
||
return TCL_OK;
|
||
}
|