diff options
Diffstat (limited to 'generic/tclLoadNone.c')
| -rw-r--r-- | generic/tclLoadNone.c | 110 |
1 files changed, 77 insertions, 33 deletions
diff --git a/generic/tclLoadNone.c b/generic/tclLoadNone.c index ac094e6..4f795aa 100644 --- a/generic/tclLoadNone.c +++ b/generic/tclLoadNone.c @@ -1,13 +1,14 @@ -/* +/* * tclLoadNone.c -- * - * This procedure provides a version of the TclpDlopen for use in - * systems that don't support dynamic loading; it just returns an error. + * This procedure provides a version of the TclLoadFile for use + * in systems that don't support dynamic loading; it just returns + * an error. * * Copyright (c) 1995-1997 Sun Microsystems, Inc. * - * See the file "license.terms" for information on usage and redistribution of - * this file, and for a DISCLAIMER OF ALL WARRANTIES. + * See the file "license.terms" for information on usage and redistribution + * of this file, and for a DISCLAIMER OF ALL WARRANTIES. */ #include "tclInt.h" @@ -17,13 +18,13 @@ * * TclpDlopen -- * - * This procedure is called to carry out dynamic loading of binary code; - * it is intended for use only on systems that don't support dynamic - * loading (it returns an error). + * This procedure is called to carry out dynamic loading of binary + * code; it is intended for use only on systems that don't support + * dynamic loading (it returns an error). * * Results: - * The result is TCL_ERROR, and an error message is left in the interp's - * result. + * The result is TCL_ERROR, and an error message is left in + * the interp's result. * * Side effects: * None. @@ -32,17 +33,17 @@ */ int -TclpDlopen( - Tcl_Interp *interp, /* Used for error reporting. */ - Tcl_Obj *pathPtr, /* Name of the file containing the desired +TclpDlopen(interp, pathPtr, loadHandle, unloadProcPtr) + Tcl_Interp *interp; /* Used for error reporting. */ + Tcl_Obj *pathPtr; /* Name of the file containing the desired * code (UTF-8). */ - Tcl_LoadHandle *loadHandle, /* Filled with token for dynamically loaded - * file which will be passed back to + Tcl_LoadHandle *loadHandle; /* Filled with token for dynamically loaded + * file which will be passed back to * (*unloadProcPtr)() to unload the file. */ - Tcl_FSUnloadFileProc **unloadProcPtr) + Tcl_FSUnloadFileProc **unloadProcPtr; /* Filled with address of Tcl_FSUnloadFileProc - * function which should be used for this - * file. */ + * function which should be used for + * this file. */ { Tcl_SetResult(interp, "dynamic loading is not currently available on this system", @@ -53,16 +54,40 @@ TclpDlopen( /* *---------------------------------------------------------------------- * + * TclpFindSymbol -- + * + * Looks up a symbol, by name, through a handle associated with + * a previously loaded piece of code (shared library). + * + * Results: + * Returns a pointer to the function associated with 'symbol' if + * it is found. Otherwise returns NULL and may leave an error + * message in the interp's result. + * + *---------------------------------------------------------------------- + */ +Tcl_PackageInitProc* +TclpFindSymbol(interp, loadHandle, symbol) + Tcl_Interp *interp; + Tcl_LoadHandle loadHandle; + CONST char *symbol; +{ + return NULL; +} + +/* + *---------------------------------------------------------------------- + * * TclGuessPackageName -- * - * If the "load" command is invoked without providing a package name, - * this procedure is invoked to try to figure it out. + * If the "load" command is invoked without providing a package + * name, this procedure is invoked to try to figure it out. * * Results: - * Always returns 0 to indicate that we couldn't figure out a package - * name; generic code will then try to guess the package from the file - * name. A return value of 1 would have meant that we figured out the - * package name and put it in bufPtr. + * Always returns 0 to indicate that we couldn't figure out a + * package name; generic code will then try to guess the package + * from the file name. A return value of 1 would have meant that + * we figured out the package name and put it in bufPtr. * * Side effects: * None. @@ -71,19 +96,38 @@ TclpDlopen( */ int -TclGuessPackageName( - const char *fileName, /* Name of file containing package (already +TclGuessPackageName(fileName, bufPtr) + CONST char *fileName; /* Name of file containing package (already * translated to local form if needed). */ - Tcl_DString *bufPtr) /* Initialized empty dstring. Append package - * name to this if possible. */ + Tcl_DString *bufPtr; /* Initialized empty dstring. Append + * package name to this if possible. */ { return 0; } /* - * Local Variables: - * mode: c - * c-basic-offset: 4 - * fill-column: 78 - * End: + *---------------------------------------------------------------------- + * + * TclpUnloadFile -- + * + * This procedure is called to carry out dynamic unloading of binary + * code; it is intended for use only on systems that don't support + * dynamic loading (it does nothing). + * + * Results: + * None. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- */ + +void +TclpUnloadFile(loadHandle) + Tcl_LoadHandle loadHandle; /* loadHandle returned by a previous call + * to TclpDlopen(). The loadHandle is + * a token that represents the loaded + * file. */ +{ +} |