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Diffstat (limited to 'tcl8.6/unix/dltest/pkgd.c')
| -rw-r--r-- | tcl8.6/unix/dltest/pkgd.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/tcl8.6/unix/dltest/pkgd.c b/tcl8.6/unix/dltest/pkgd.c new file mode 100644 index 0000000..6e114e9 --- /dev/null +++ b/tcl8.6/unix/dltest/pkgd.c @@ -0,0 +1,170 @@ +/* + * pkgd.c -- + * + * This file contains a simple Tcl package "pkgd" 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. + */ + +#undef STATIC_BUILD +#include "tcl.h" + +/* + * TCL_STORAGE_CLASS is set unconditionally to DLLEXPORT because the + * Pkgd_Init declaration is in the source file itself, which is only + * accessed when we are building a library. + */ +#undef TCL_STORAGE_CLASS +#define TCL_STORAGE_CLASS DLLEXPORT + +/* + * Prototypes for procedures defined later in this file: + */ + +static int Pkgd_SubObjCmd(ClientData clientData, + Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); +static int Pkgd_UnsafeObjCmd(ClientData clientData, + Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); + +/* + *---------------------------------------------------------------------- + * + * Pkgd_SubObjCmd -- + * + * This procedure is invoked to process the "pkgd_sub" Tcl command. It + * expects two arguments and returns their difference. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * See the user documentation. + * + *---------------------------------------------------------------------- + */ + +static int +Pkgd_SubObjCmd( + ClientData dummy, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ +{ + int first, second; + + if (objc != 3) { + Tcl_WrongNumArgs(interp, 1, objv, "num num"); + return TCL_ERROR; + } + if ((Tcl_GetIntFromObj(interp, objv[1], &first) != TCL_OK) + || (Tcl_GetIntFromObj(interp, objv[2], &second) != TCL_OK)) { + return TCL_ERROR; + } + Tcl_SetObjResult(interp, Tcl_NewIntObj(first - second)); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgd_UnsafeCmd -- + * + * This procedure is invoked to process the "pkgd_unsafe" Tcl command. It + * just returns a constant string. + * + * Results: + * A standard Tcl result. + * + * Side effects: + * See the user documentation. + * + *---------------------------------------------------------------------- + */ + +static int +Pkgd_UnsafeObjCmd( + ClientData dummy, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ +{ + Tcl_SetObjResult(interp, Tcl_NewStringObj("unsafe command invoked", -1)); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgd_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. + * + *---------------------------------------------------------------------- + */ + +EXTERN int +Pkgd_Init( + Tcl_Interp *interp) /* Interpreter in which the package is to be + * made available. */ +{ + int code; + + if (Tcl_InitStubs(interp, TCL_VERSION, 0) == NULL) { + return TCL_ERROR; + } + code = Tcl_PkgProvide(interp, "Pkgd", "7.3"); + if (code != TCL_OK) { + return code; + } + Tcl_CreateObjCommand(interp, "pkgd_sub", Pkgd_SubObjCmd, NULL, NULL); + Tcl_CreateObjCommand(interp, "pkgd_unsafe", Pkgd_UnsafeObjCmd, NULL, + NULL); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgd_SafeInit -- + * + * This is a package initialization procedure, which is called by Tcl + * when this package is to be added to a safe interpreter. + * + * Results: + * None. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +EXTERN int +Pkgd_SafeInit( + Tcl_Interp *interp) /* Interpreter in which the package is to be + * made available. */ +{ + int code; + + if (Tcl_InitStubs(interp, TCL_VERSION, 0) == NULL) { + return TCL_ERROR; + } + code = Tcl_PkgProvide(interp, "Pkgd", "7.3"); + if (code != TCL_OK) { + return code; + } + Tcl_CreateObjCommand(interp, "pkgd_sub", Pkgd_SubObjCmd, NULL, NULL); + return TCL_OK; +} |