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Diffstat (limited to 'unix/dltest/pkgb.c')
-rw-r--r-- | unix/dltest/pkgb.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/unix/dltest/pkgb.c b/unix/dltest/pkgb.c new file mode 100644 index 0000000..1da9575 --- /dev/null +++ b/unix/dltest/pkgb.c @@ -0,0 +1,153 @@ +/* + * pkgb.c -- + * + * This file contains a simple Tcl package "pkgb" 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: @(#) pkgb.c 1.4 96/02/15 12:30:34 + */ +#include "tcl.h" + +/* + * Prototypes for procedures defined later in this file: + */ + +static int Pkgb_SubCmd _ANSI_ARGS_((ClientData clientData, + Tcl_Interp *interp, int argc, char **argv)); +static int Pkgb_UnsafeCmd _ANSI_ARGS_((ClientData clientData, + Tcl_Interp *interp, int argc, char **argv)); + +/* + *---------------------------------------------------------------------- + * + * Pkgb_SubCmd -- + * + * This procedure is invoked to process the "pkgb_sub" Tcl command. + * It expects two arguments and returns their difference. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * See the user documentation. + * + *---------------------------------------------------------------------- + */ + +static int +Pkgb_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; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgb_UnsafeCmd -- + * + * This procedure is invoked to process the "pkgb_unsafe" Tcl command. + * It just returns a constant string. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * See the user documentation. + * + *---------------------------------------------------------------------- + */ + +static int +Pkgb_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; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgb_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 +Pkgb_Init(interp) + Tcl_Interp *interp; /* Interpreter in which the package is + * to be made available. */ +{ + int code; + + code = Tcl_PkgProvide(interp, "Pkgb", "2.3"); + if (code != TCL_OK) { + return code; + } + Tcl_CreateCommand(interp, "pkgb_sub", Pkgb_SubCmd, (ClientData) 0, + (Tcl_CmdDeleteProc *) NULL); + Tcl_CreateCommand(interp, "pkgb_unsafe", Pkgb_UnsafeCmd, (ClientData) 0, + (Tcl_CmdDeleteProc *) NULL); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgb_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 +Pkgb_SafeInit(interp) + Tcl_Interp *interp; /* Interpreter in which the package is + * to be made available. */ +{ + Tcl_CreateCommand(interp, "pkgb_sub", Pkgb_SubCmd, (ClientData) 0, + (Tcl_CmdDeleteProc *) NULL); + return TCL_OK; +} |