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pkga.c
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C/C++ Source or Header
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1999-04-23
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134 lines
/*
* pkga.c --
*
* This file contains a simple Tcl package "pkga" that is intended
* for testing the Tcl dynamic loading facilities.
*
* 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: @(#) pkga.c 1.4 96/02/15 12:30:35
*/
#include "tcl.h"
/*
* Prototypes for procedures defined later in this file:
*/
static int Pkga_EqCmd _ANSI_ARGS_((ClientData clientData,
Tcl_Interp *interp, int argc, char **argv));
static int Pkga_QuoteCmd _ANSI_ARGS_((ClientData clientData,
Tcl_Interp *interp, int argc, char **argv));
/*
*----------------------------------------------------------------------
*
* Pkga_EqCmd --
*
* This procedure is invoked to process the "pkga_eq" Tcl command.
* It expects two arguments and returns 1 if they are the same,
* 0 if they are different.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
Pkga_EqCmd(dummy, interp, argc, argv)
ClientData dummy; /* Not used. */
Tcl_Interp *interp; /* Current interpreter. */
int argc; /* Number of arguments. */
char **argv; /* Argument strings. */
{
if (argc != 3) {
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" string1 string2\"", (char *) NULL);
return TCL_ERROR;
}
if (strcmp(argv[1], argv[2]) == 0) {
interp->result = "1";
} else {
interp->result = "0";
}
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Pkga_quoteCmd --
*
* This procedure is invoked to process the "pkga_quote" Tcl command.
* It expects one argument, which it returns as result.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
static int
Pkga_QuoteCmd(dummy, interp, argc, argv)
ClientData dummy; /* Not used. */
Tcl_Interp *interp; /* Current interpreter. */
int argc; /* Number of arguments. */
char **argv; /* Argument strings. */
{
if (argc != 2) {
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" value\"", (char *) NULL);
return TCL_ERROR;
}
strcpy(interp->result, argv[1]);
return TCL_OK;
}
/*
*----------------------------------------------------------------------
*
* Pkga_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
Pkga_Init(interp)
Tcl_Interp *interp; /* Interpreter in which the package is
* to be made available. */
{
int code;
#ifdef DEBUG
printf("Pkga_Init\n");
#endif
code = Tcl_PkgProvide(interp, "Pkga", "1.0");
if (code != TCL_OK) {
return code;
}
Tcl_CreateCommand(interp, "pkga_eq", Pkga_EqCmd, (ClientData) 0,
(Tcl_CmdDeleteProc *) NULL);
Tcl_CreateCommand(interp, "pkga_quote", Pkga_QuoteCmd, (ClientData) 0,
(Tcl_CmdDeleteProc *) NULL);
return TCL_OK;
}