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Diffstat (limited to 'tcl8.6/unix/dltest/pkgb.c')
| -rw-r--r-- | tcl8.6/unix/dltest/pkgb.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/tcl8.6/unix/dltest/pkgb.c b/tcl8.6/unix/dltest/pkgb.c new file mode 100644 index 0000000..f102496 --- /dev/null +++ b/tcl8.6/unix/dltest/pkgb.c @@ -0,0 +1,190 @@ +/* + * 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. + */ + +#undef STATIC_BUILD +#include "tcl.h" + +/* + * Prototypes for procedures defined later in this file: + */ + +static int Pkgb_SubObjCmd(ClientData clientData, + Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); +static int Pkgb_UnsafeObjCmd(ClientData clientData, + Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); +static int Pkgb_DemoObjCmd(ClientData clientData, + Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); + +/* + *---------------------------------------------------------------------- + * + * Pkgb_SubObjCmd -- + * + * 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. + * + *---------------------------------------------------------------------- + */ + +#ifndef Tcl_GetErrorLine +# define Tcl_GetErrorLine(interp) ((interp)->errorLine) +#endif + +static int +Pkgb_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)) { + char buf[TCL_INTEGER_SPACE]; + sprintf(buf, "%d", Tcl_GetErrorLine(interp)); + Tcl_AppendResult(interp, " in line: ", buf, NULL); + return TCL_ERROR; + } + Tcl_SetObjResult(interp, Tcl_NewIntObj(first - second)); + return TCL_OK; +} + +/* + *---------------------------------------------------------------------- + * + * Pkgb_UnsafeObjCmd -- + * + * 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_UnsafeObjCmd( + ClientData dummy, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ +{ + return Tcl_EvalEx(interp, "list unsafe command invoked", -1, TCL_EVAL_GLOBAL); +} + +static int +Pkgb_DemoObjCmd( + ClientData dummy, /* Not used. */ + Tcl_Interp *interp, /* Current interpreter. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument objects. */ +{ +#if (TCL_MAJOR_VERSION > 8) || (TCL_MINOR_VERSION > 4) + Tcl_Obj *first; + + if (Tcl_ListObjIndex(NULL, Tcl_GetEncodingSearchPath(), 0, &first) + == TCL_OK) { + Tcl_SetObjResult(interp, first); + } +#else + Tcl_SetObjResult(interp, Tcl_NewStringObj(Tcl_GetDefaultEncodingDir(), -1)); +#endif + 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. + * + *---------------------------------------------------------------------- + */ + +DLLEXPORT int +Pkgb_Init( + Tcl_Interp *interp) /* Interpreter in which the package is to be + * made available. */ +{ + int code; + + if (Tcl_InitStubs(interp, "8.5-", 0) == NULL) { + return TCL_ERROR; + } + code = Tcl_PkgProvide(interp, "Pkgb", "2.3"); + if (code != TCL_OK) { + return code; + } + Tcl_CreateObjCommand(interp, "pkgb_sub", Pkgb_SubObjCmd, NULL, NULL); + Tcl_CreateObjCommand(interp, "pkgb_unsafe", Pkgb_UnsafeObjCmd, NULL, NULL); + Tcl_CreateObjCommand(interp, "pkgb_demo", Pkgb_DemoObjCmd, NULL, 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 a safe interpreter. + * + * Results: + * None. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +DLLEXPORT int +Pkgb_SafeInit( + Tcl_Interp *interp) /* Interpreter in which the package is to be + * made available. */ +{ + int code; + + if (Tcl_InitStubs(interp, "8.5-", 0) == NULL) { + return TCL_ERROR; + } + code = Tcl_PkgProvide(interp, "Pkgb", "2.3"); + if (code != TCL_OK) { + return code; + } + Tcl_CreateObjCommand(interp, "pkgb_sub", Pkgb_SubObjCmd, NULL, NULL); + return TCL_OK; +} |