diff options
Diffstat (limited to 'generic/tclStubLib.c')
| -rw-r--r-- | generic/tclStubLib.c | 64 |
1 files changed, 63 insertions, 1 deletions
diff --git a/generic/tclStubLib.c b/generic/tclStubLib.c index 3b44f98..133de97 100644 --- a/generic/tclStubLib.c +++ b/generic/tclStubLib.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclStubLib.c,v 1.11 2005/11/27 02:33:49 das Exp $ + * RCS: @(#) $Id: tclStubLib.c,v 1.12 2005/12/13 22:43:18 kennykb Exp $ */ /* @@ -36,11 +36,13 @@ MODULE_SCOPE TclStubs *tclStubsPtr; MODULE_SCOPE TclPlatStubs *tclPlatStubsPtr; MODULE_SCOPE TclIntStubs *tclIntStubsPtr; MODULE_SCOPE TclIntPlatStubs *tclIntPlatStubsPtr; +MODULE_SCOPE TclTomMathStubs *tclTomMathStubsPtr; TclStubs *tclStubsPtr = NULL; TclPlatStubs *tclPlatStubsPtr = NULL; TclIntStubs *tclIntStubsPtr = NULL; TclIntPlatStubs *tclIntPlatStubsPtr = NULL; +TclTomMathStubs* tclTomMathStubsPtr = NULL; static TclStubs * HasStubSupport( @@ -118,3 +120,63 @@ Tcl_InitStubs( return actualVersion; } + +/* + *---------------------------------------------------------------------- + * + * TclTomMathInitStubs -- + * + * Initializes the Stubs table for Tcl's subset of libtommath + * + * Results: + * Returns a standard Tcl result. + * + * This procedure should not be called directly, but rather through + * the TclTomMath_InitStubs macro, to insure that the Stubs table + * matches the header files used in compilation. + * + * This procedure assumes that Tcl_InitStubs has been called first. + * Hence, it appears in Tcl's internal Stubs table. + * + *---------------------------------------------------------------------- + */ + +#ifdef TclTomMathInitializeStubs +#undef TclTomMathInitializeStubs +#endif + +const char* +TclTomMathInitializeStubs( + Tcl_Interp* interp, /* Tcl interpreter */ + CONST char* version, /* Tcl version needed */ + int epoch, /* Stubs table epoch from the header files */ + int revision /* Stubs table revision number from the + * header files */ +) { + int exact = 0; + const char* packageName = "tcl::tommath"; + const char* errMsg = NULL; + ClientData pkgClientData = NULL; + const char* actualVersion = + Tcl_PkgRequireEx(interp, packageName, version, exact, &pkgClientData); + TclTomMathStubs* stubsPtr = (TclTomMathStubs*) pkgClientData; + if (actualVersion == NULL) { + return NULL; + } + if (pkgClientData == NULL) { + errMsg = "missing stub täble pointer"; + } else if ((stubsPtr->tclBN_epoch)() != epoch) { + errMsg = "epoch number mismatch"; + } else if ((stubsPtr->tclBN_revision)() != revision) { + errMsg = "requires a later revision"; + } else { + tclTomMathStubsPtr = stubsPtr; + return actualVersion; + } + Tcl_ResetResult(interp); + Tcl_AppendResult(interp, "error loading ", packageName, + " (requested version ", version, + ", actual version ", actualVersion, + "): ", errMsg, NULL); + return NULL; +} |