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author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2021-03-22 10:00:06 (GMT) |
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committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2021-03-22 10:00:06 (GMT) |
commit | 9e6945739aa490d624e42622e9e0f5f2d695c80b (patch) | |
tree | 6401ff04e73a4ccc0400a984b04c03f5cae4edae /generic/tclLoad.c | |
parent | 8a9eba41a29fb24d3891c61a93b10fb8310a862d (diff) | |
download | tcl-9e6945739aa490d624e42622e9e0f5f2d695c80b.zip tcl-9e6945739aa490d624e42622e9e0f5f2d695c80b.tar.gz tcl-9e6945739aa490d624e42622e9e0f5f2d695c80b.tar.bz2 |
Rename internal variables, making it more clear that tclLoad.c is not part of Tcl's "package" mechanism.
Diffstat (limited to 'generic/tclLoad.c')
-rw-r--r-- | generic/tclLoad.c | 324 |
1 files changed, 162 insertions, 162 deletions
diff --git a/generic/tclLoad.c b/generic/tclLoad.c index 8b92ac3..0fd21c0 100644 --- a/generic/tclLoad.c +++ b/generic/tclLoad.c @@ -21,13 +21,13 @@ * freed. */ -typedef struct LoadedPackage { +typedef struct LoadedLibrary { char *fileName; /* Name of the file from which the library was * loaded. An empty string means the library * is loaded statically. Malloc-ed. */ char *prefix; /* Prefix for the library, * properly capitalized (first letter UC, - * others LC), no "_", as in "Net". + * others LC), as in "Net". * Malloc-ed. */ Tcl_LoadHandle loadHandle; /* Token for the loaded file which should be * passed to (*unLoadProcPtr)() when the file @@ -55,23 +55,23 @@ typedef struct LoadedPackage { * in trusted interpreters. */ int safeInterpRefCount; /* How many times the library has been loaded * in safe interpreters. */ - struct LoadedPackage *nextPtr; + struct LoadedLibrary *nextPtr; /* Next in list of all libraries loaded into * this application process. NULL means end of * list. */ -} LoadedPackage; +} LoadedLibrary; /* * TCL_THREADS - * There is a global list of libraries that is anchored at firstPackagePtr. + * There is a global list of libraries that is anchored at firstLibraryPtr. * Access to this list is governed by a mutex. */ -static LoadedPackage *firstPackagePtr = NULL; +static LoadedLibrary *firstLibraryPtr = NULL; /* First in list of all libraries loaded into * this process. */ -TCL_DECLARE_MUTEX(packageMutex) +TCL_DECLARE_MUTEX(libraryMutex) /* * The following structure represents a particular library that has been @@ -81,13 +81,13 @@ TCL_DECLARE_MUTEX(packageMutex) * first library (if any). */ -typedef struct InterpPackage { - LoadedPackage *pkgPtr; /* Points to detailed information about +typedef struct InterpLibrary { + LoadedLibrary *libraryPtr; /* Points to detailed information about * library. */ - struct InterpPackage *nextPtr; + struct InterpLibrary *nextPtr; /* Next library in this interpreter, or NULL * for end of list. */ -} InterpPackage; +} InterpLibrary; /* * Prototypes for functions that are private to this file: @@ -121,10 +121,10 @@ Tcl_LoadObjCmd( Tcl_Obj *const objv[]) /* Argument objects. */ { Tcl_Interp *target; - LoadedPackage *pkgPtr, *defaultPtr; + LoadedLibrary *libraryPtr, *defaultPtr; Tcl_DString pfx, tmp, initName, safeInitName; Tcl_DString unloadName, safeUnloadName; - InterpPackage *ipFirstPtr, *ipPtr; + InterpLibrary *ipFirstPtr, *ipPtr; int code, namesMatch, filesMatch, offset; const char *symbols[2]; Tcl_PackageInitProc *initProc; @@ -215,17 +215,17 @@ Tcl_LoadObjCmd( * only no statically loaded library with the same prefix. */ - Tcl_MutexLock(&packageMutex); + Tcl_MutexLock(&libraryMutex); defaultPtr = NULL; - for (pkgPtr = firstPackagePtr; pkgPtr != NULL; pkgPtr = pkgPtr->nextPtr) { + for (libraryPtr = firstLibraryPtr; libraryPtr != NULL; libraryPtr = libraryPtr->nextPtr) { if (prefix == NULL) { namesMatch = 0; } else { TclDStringClear(&pfx); Tcl_DStringAppend(&pfx, prefix, -1); TclDStringClear(&tmp); - Tcl_DStringAppend(&tmp, pkgPtr->prefix, -1); + Tcl_DStringAppend(&tmp, libraryPtr->prefix, -1); Tcl_UtfToLower(Tcl_DStringValue(&pfx)); Tcl_UtfToLower(Tcl_DStringValue(&tmp)); if (strcmp(Tcl_DStringValue(&tmp), @@ -237,12 +237,12 @@ Tcl_LoadObjCmd( } TclDStringClear(&pfx); - filesMatch = (strcmp(pkgPtr->fileName, fullFileName) == 0); + filesMatch = (strcmp(libraryPtr->fileName, fullFileName) == 0); if (filesMatch && (namesMatch || (prefix == NULL))) { break; } if (namesMatch && (fullFileName[0] == 0)) { - defaultPtr = pkgPtr; + defaultPtr = libraryPtr; } if (filesMatch && !namesMatch && (fullFileName[0] != 0)) { /* @@ -251,17 +251,17 @@ Tcl_LoadObjCmd( Tcl_SetObjResult(interp, Tcl_ObjPrintf( "file \"%s\" is already loaded for prefix \"%s\"", - fullFileName, pkgPtr->prefix)); + fullFileName, libraryPtr->prefix)); Tcl_SetErrorCode(interp, "TCL", "OPERATION", "LOAD", "SPLITPERSONALITY", NULL); code = TCL_ERROR; - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); goto done; } } - Tcl_MutexUnlock(&packageMutex); - if (pkgPtr == NULL) { - pkgPtr = defaultPtr; + Tcl_MutexUnlock(&libraryMutex); + if (libraryPtr == NULL) { + libraryPtr = defaultPtr; } /* @@ -270,17 +270,17 @@ Tcl_LoadObjCmd( * there's nothing for us to do. */ - if (pkgPtr != NULL) { - ipFirstPtr = (InterpPackage *)Tcl_GetAssocData(target, "tclLoad", NULL); + if (libraryPtr != NULL) { + ipFirstPtr = (InterpLibrary *)Tcl_GetAssocData(target, "tclLoad", NULL); for (ipPtr = ipFirstPtr; ipPtr != NULL; ipPtr = ipPtr->nextPtr) { - if (ipPtr->pkgPtr == pkgPtr) { + if (ipPtr->libraryPtr == libraryPtr) { code = TCL_OK; goto done; } } } - if (pkgPtr == NULL) { + if (libraryPtr == NULL) { /* * The desired file isn't currently loaded, so load it. It's an error * if the desired library is a static one. @@ -388,10 +388,10 @@ Tcl_LoadObjCmd( symbols[0] = Tcl_DStringValue(&initName); symbols[1] = NULL; - Tcl_MutexLock(&packageMutex); + Tcl_MutexLock(&libraryMutex); code = Tcl_LoadFile(interp, objv[1], symbols, flags, &initProc, &loadHandle); - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); if (code != TCL_OK) { goto done; } @@ -400,31 +400,31 @@ Tcl_LoadObjCmd( * Create a new record to describe this library. */ - pkgPtr = (LoadedPackage *)ckalloc(sizeof(LoadedPackage)); + libraryPtr = (LoadedLibrary *)ckalloc(sizeof(LoadedLibrary)); len = strlen(fullFileName) + 1; - pkgPtr->fileName = (char *)ckalloc(len); - memcpy(pkgPtr->fileName, fullFileName, len); + libraryPtr->fileName = (char *)ckalloc(len); + memcpy(libraryPtr->fileName, fullFileName, len); len = Tcl_DStringLength(&pfx) + 1; - pkgPtr->prefix = (char *)ckalloc(len); - memcpy(pkgPtr->prefix, Tcl_DStringValue(&pfx), len); - pkgPtr->loadHandle = loadHandle; - pkgPtr->initProc = initProc; - pkgPtr->safeInitProc = (Tcl_PackageInitProc *) + libraryPtr->prefix = (char *)ckalloc(len); + memcpy(libraryPtr->prefix, Tcl_DStringValue(&pfx), len); + libraryPtr->loadHandle = loadHandle; + libraryPtr->initProc = initProc; + libraryPtr->safeInitProc = (Tcl_PackageInitProc *) Tcl_FindSymbol(interp, loadHandle, Tcl_DStringValue(&safeInitName)); - pkgPtr->unloadProc = (Tcl_PackageUnloadProc *) + libraryPtr->unloadProc = (Tcl_PackageUnloadProc *) Tcl_FindSymbol(interp, loadHandle, Tcl_DStringValue(&unloadName)); - pkgPtr->safeUnloadProc = (Tcl_PackageUnloadProc *) + libraryPtr->safeUnloadProc = (Tcl_PackageUnloadProc *) Tcl_FindSymbol(interp, loadHandle, Tcl_DStringValue(&safeUnloadName)); - pkgPtr->interpRefCount = 0; - pkgPtr->safeInterpRefCount = 0; + libraryPtr->interpRefCount = 0; + libraryPtr->safeInterpRefCount = 0; - Tcl_MutexLock(&packageMutex); - pkgPtr->nextPtr = firstPackagePtr; - firstPackagePtr = pkgPtr; - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexLock(&libraryMutex); + libraryPtr->nextPtr = firstLibraryPtr; + firstLibraryPtr = libraryPtr; + Tcl_MutexUnlock(&libraryMutex); /* * The Tcl_FindSymbol calls may have left a spurious error message in @@ -440,27 +440,27 @@ Tcl_LoadObjCmd( */ if (Tcl_IsSafe(target)) { - if (pkgPtr->safeInitProc == NULL) { + if (libraryPtr->safeInitProc == NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "can't use library in a safe interpreter: no" - " %s_SafeInit procedure", pkgPtr->prefix)); + " %s_SafeInit procedure", libraryPtr->prefix)); Tcl_SetErrorCode(interp, "TCL", "OPERATION", "LOAD", "UNSAFE", NULL); code = TCL_ERROR; goto done; } - code = pkgPtr->safeInitProc(target); + code = libraryPtr->safeInitProc(target); } else { - if (pkgPtr->initProc == NULL) { + if (libraryPtr->initProc == NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "can't attach library to interpreter: no %s_Init procedure", - pkgPtr->prefix)); + libraryPtr->prefix)); Tcl_SetErrorCode(interp, "TCL", "OPERATION", "LOAD", "ENTRYPOINT", NULL); code = TCL_ERROR; goto done; } - code = pkgPtr->initProc(target); + code = libraryPtr->initProc(target); } /* @@ -493,22 +493,22 @@ Tcl_LoadObjCmd( * Update the proper reference count. */ - Tcl_MutexLock(&packageMutex); + Tcl_MutexLock(&libraryMutex); if (Tcl_IsSafe(target)) { - pkgPtr->safeInterpRefCount++; + libraryPtr->safeInterpRefCount++; } else { - pkgPtr->interpRefCount++; + libraryPtr->interpRefCount++; } - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); /* * Refetch ipFirstPtr: loading the library may have introduced additional * static libraries at the head of the linked list! */ - ipFirstPtr = (InterpPackage *)Tcl_GetAssocData(target, "tclLoad", NULL); - ipPtr = (InterpPackage *)ckalloc(sizeof(InterpPackage)); - ipPtr->pkgPtr = pkgPtr; + ipFirstPtr = (InterpLibrary *)Tcl_GetAssocData(target, "tclLoad", NULL); + ipPtr = (InterpLibrary *)ckalloc(sizeof(InterpLibrary)); + ipPtr->libraryPtr = libraryPtr; ipPtr->nextPtr = ipFirstPtr; Tcl_SetAssocData(target, "tclLoad", LoadCleanupProc, ipPtr); @@ -547,10 +547,10 @@ Tcl_UnloadObjCmd( Tcl_Obj *const objv[]) /* Argument objects. */ { Tcl_Interp *target; /* Which interpreter to unload from. */ - LoadedPackage *pkgPtr, *defaultPtr; + LoadedLibrary *libraryPtr, *defaultPtr; Tcl_DString pfx, tmp; Tcl_PackageUnloadProc *unloadProc; - InterpPackage *ipFirstPtr, *ipPtr; + InterpLibrary *ipFirstPtr, *ipPtr; int i, index, code, complain = 1, keepLibrary = 0; int trustedRefCount = -1, safeRefCount = -1; const char *fullFileName = ""; @@ -649,10 +649,10 @@ Tcl_UnloadObjCmd( * only no statically loaded library with the same prefix. */ - Tcl_MutexLock(&packageMutex); + Tcl_MutexLock(&libraryMutex); defaultPtr = NULL; - for (pkgPtr = firstPackagePtr; pkgPtr != NULL; pkgPtr = pkgPtr->nextPtr) { + for (libraryPtr = firstLibraryPtr; libraryPtr != NULL; libraryPtr = libraryPtr->nextPtr) { int namesMatch, filesMatch; if (prefix == NULL) { @@ -661,7 +661,7 @@ Tcl_UnloadObjCmd( TclDStringClear(&pfx); Tcl_DStringAppend(&pfx, prefix, -1); TclDStringClear(&tmp); - Tcl_DStringAppend(&tmp, pkgPtr->prefix, -1); + Tcl_DStringAppend(&tmp, libraryPtr->prefix, -1); Tcl_UtfToLower(Tcl_DStringValue(&pfx)); Tcl_UtfToLower(Tcl_DStringValue(&tmp)); if (strcmp(Tcl_DStringValue(&tmp), @@ -673,18 +673,18 @@ Tcl_UnloadObjCmd( } TclDStringClear(&pfx); - filesMatch = (strcmp(pkgPtr->fileName, fullFileName) == 0); + filesMatch = (strcmp(libraryPtr->fileName, fullFileName) == 0); if (filesMatch && (namesMatch || (prefix == NULL))) { break; } if (namesMatch && (fullFileName[0] == 0)) { - defaultPtr = pkgPtr; + defaultPtr = libraryPtr; } if (filesMatch && !namesMatch && (fullFileName[0] != 0)) { break; } } - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); if (fullFileName[0] == 0) { /* * It's an error to try unload a static library. @@ -698,7 +698,7 @@ Tcl_UnloadObjCmd( code = TCL_ERROR; goto done; } - if (pkgPtr == NULL) { + if (libraryPtr == NULL) { /* * The DLL pointed by the provided filename has never been loaded. */ @@ -718,10 +718,10 @@ Tcl_UnloadObjCmd( */ code = TCL_ERROR; - if (pkgPtr != NULL) { - ipFirstPtr = (InterpPackage *)Tcl_GetAssocData(target, "tclLoad", NULL); + if (libraryPtr != NULL) { + ipFirstPtr = (InterpLibrary *)Tcl_GetAssocData(target, "tclLoad", NULL); for (ipPtr = ipFirstPtr; ipPtr != NULL; ipPtr = ipPtr->nextPtr) { - if (ipPtr->pkgPtr == pkgPtr) { + if (ipPtr->libraryPtr == libraryPtr) { code = TCL_OK; break; } @@ -743,12 +743,12 @@ Tcl_UnloadObjCmd( /* * Ensure that the DLL can be unloaded. If it is a trusted interpreter, - * pkgPtr->unloadProc must not be NULL for the DLL to be unloadable. If - * the interpreter is a safe one, pkgPtr->safeUnloadProc must be non-NULL. + * libraryPtr->unloadProc must not be NULL for the DLL to be unloadable. If + * the interpreter is a safe one, libraryPtr->safeUnloadProc must be non-NULL. */ if (Tcl_IsSafe(target)) { - if (pkgPtr->safeUnloadProc == NULL) { + if (libraryPtr->safeUnloadProc == NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "file \"%s\" cannot be unloaded under a safe interpreter", fullFileName)); @@ -757,9 +757,9 @@ Tcl_UnloadObjCmd( code = TCL_ERROR; goto done; } - unloadProc = pkgPtr->safeUnloadProc; + unloadProc = libraryPtr->safeUnloadProc; } else { - if (pkgPtr->unloadProc == NULL) { + if (libraryPtr->unloadProc == NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( "file \"%s\" cannot be unloaded under a trusted interpreter", fullFileName)); @@ -768,7 +768,7 @@ Tcl_UnloadObjCmd( code = TCL_ERROR; goto done; } - unloadProc = pkgPtr->unloadProc; + unloadProc = libraryPtr->unloadProc; } /* @@ -783,10 +783,10 @@ Tcl_UnloadObjCmd( code = TCL_UNLOAD_DETACH_FROM_INTERPRETER; if (!keepLibrary) { - Tcl_MutexLock(&packageMutex); - trustedRefCount = pkgPtr->interpRefCount; - safeRefCount = pkgPtr->safeInterpRefCount; - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexLock(&libraryMutex); + trustedRefCount = libraryPtr->interpRefCount; + safeRefCount = libraryPtr->safeInterpRefCount; + Tcl_MutexUnlock(&libraryMutex); if (Tcl_IsSafe(target)) { safeRefCount--; @@ -809,34 +809,34 @@ Tcl_UnloadObjCmd( * if we unload the DLL. */ - Tcl_MutexLock(&packageMutex); + Tcl_MutexLock(&libraryMutex); if (Tcl_IsSafe(target)) { - pkgPtr->safeInterpRefCount--; + libraryPtr->safeInterpRefCount--; /* * Do not let counter get negative. */ - if (pkgPtr->safeInterpRefCount < 0) { - pkgPtr->safeInterpRefCount = 0; + if (libraryPtr->safeInterpRefCount < 0) { + libraryPtr->safeInterpRefCount = 0; } } else { - pkgPtr->interpRefCount--; + libraryPtr->interpRefCount--; /* * Do not let counter get negative. */ - if (pkgPtr->interpRefCount < 0) { - pkgPtr->interpRefCount = 0; + if (libraryPtr->interpRefCount < 0) { + libraryPtr->interpRefCount = 0; } } - trustedRefCount = pkgPtr->interpRefCount; - safeRefCount = pkgPtr->safeInterpRefCount; - Tcl_MutexUnlock(&packageMutex); + trustedRefCount = libraryPtr->interpRefCount; + safeRefCount = libraryPtr->safeInterpRefCount; + Tcl_MutexUnlock(&libraryMutex); code = TCL_OK; - if (pkgPtr->safeInterpRefCount <= 0 && pkgPtr->interpRefCount <= 0 + if (libraryPtr->safeInterpRefCount <= 0 && libraryPtr->interpRefCount <= 0 && !keepLibrary) { /* * Unload the shared library from the application memory... @@ -850,21 +850,21 @@ Tcl_UnloadObjCmd( * it's been unloaded. */ - if (pkgPtr->fileName[0] != '\0') { - Tcl_MutexLock(&packageMutex); - if (Tcl_FSUnloadFile(interp, pkgPtr->loadHandle) == TCL_OK) { + if (libraryPtr->fileName[0] != '\0') { + Tcl_MutexLock(&libraryMutex); + if (Tcl_FSUnloadFile(interp, libraryPtr->loadHandle) == TCL_OK) { /* * Remove this library from the loaded library cache. */ - defaultPtr = pkgPtr; - if (defaultPtr == firstPackagePtr) { - firstPackagePtr = pkgPtr->nextPtr; + defaultPtr = libraryPtr; + if (defaultPtr == firstLibraryPtr) { + firstLibraryPtr = libraryPtr->nextPtr; } else { - for (pkgPtr = firstPackagePtr; pkgPtr != NULL; - pkgPtr = pkgPtr->nextPtr) { - if (pkgPtr->nextPtr == defaultPtr) { - pkgPtr->nextPtr = defaultPtr->nextPtr; + for (libraryPtr = firstLibraryPtr; libraryPtr != NULL; + libraryPtr = libraryPtr->nextPtr) { + if (libraryPtr->nextPtr == defaultPtr) { + libraryPtr->nextPtr = defaultPtr->nextPtr; break; } } @@ -874,16 +874,16 @@ Tcl_UnloadObjCmd( * Remove this library from the interpreter's library cache. */ - ipFirstPtr = (InterpPackage *)Tcl_GetAssocData(target, "tclLoad", NULL); + ipFirstPtr = (InterpLibrary *)Tcl_GetAssocData(target, "tclLoad", NULL); ipPtr = ipFirstPtr; - if (ipPtr->pkgPtr == defaultPtr) { + if (ipPtr->libraryPtr == defaultPtr) { ipFirstPtr = ipFirstPtr->nextPtr; } else { - InterpPackage *ipPrevPtr; + InterpLibrary *ipPrevPtr; for (ipPrevPtr = ipPtr; ipPtr != NULL; ipPrevPtr = ipPtr, ipPtr = ipPtr->nextPtr) { - if (ipPtr->pkgPtr == defaultPtr) { + if (ipPtr->libraryPtr == defaultPtr) { ipPrevPtr->nextPtr = ipPtr->nextPtr; break; } @@ -895,7 +895,7 @@ Tcl_UnloadObjCmd( ckfree(defaultPtr->prefix); ckfree(defaultPtr); ckfree(ipPtr); - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); } else { code = TCL_ERROR; } @@ -957,42 +957,42 @@ Tcl_StaticPackage( * the library can't be used in safe * interpreters. */ { - LoadedPackage *pkgPtr; - InterpPackage *ipPtr, *ipFirstPtr; + LoadedLibrary *libraryPtr; + InterpLibrary *ipPtr, *ipFirstPtr; /* * Check to see if someone else has already reported this library as * statically loaded in the process. */ - Tcl_MutexLock(&packageMutex); - for (pkgPtr = firstPackagePtr; pkgPtr != NULL; pkgPtr = pkgPtr->nextPtr) { - if ((pkgPtr->initProc == initProc) - && (pkgPtr->safeInitProc == safeInitProc) - && (strcmp(pkgPtr->prefix, prefix) == 0)) { + Tcl_MutexLock(&libraryMutex); + for (libraryPtr = firstLibraryPtr; libraryPtr != NULL; libraryPtr = libraryPtr->nextPtr) { + if ((libraryPtr->initProc == initProc) + && (libraryPtr->safeInitProc == safeInitProc) + && (strcmp(libraryPtr->prefix, prefix) == 0)) { break; } } - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); /* * If the library is not yet recorded as being loaded statically, add it * to the list now. */ - if (pkgPtr == NULL) { - pkgPtr = (LoadedPackage *)ckalloc(sizeof(LoadedPackage)); - pkgPtr->fileName = (char *)ckalloc(1); - pkgPtr->fileName[0] = 0; - pkgPtr->prefix = (char *)ckalloc(strlen(prefix) + 1); - strcpy(pkgPtr->prefix, prefix); - pkgPtr->loadHandle = NULL; - pkgPtr->initProc = initProc; - pkgPtr->safeInitProc = safeInitProc; - Tcl_MutexLock(&packageMutex); - pkgPtr->nextPtr = firstPackagePtr; - firstPackagePtr = pkgPtr; - Tcl_MutexUnlock(&packageMutex); + if (libraryPtr == NULL) { + libraryPtr = (LoadedLibrary *)ckalloc(sizeof(LoadedLibrary)); + libraryPtr->fileName = (char *)ckalloc(1); + libraryPtr->fileName[0] = 0; + libraryPtr->prefix = (char *)ckalloc(strlen(prefix) + 1); + strcpy(libraryPtr->prefix, prefix); + libraryPtr->loadHandle = NULL; + libraryPtr->initProc = initProc; + libraryPtr->safeInitProc = safeInitProc; + Tcl_MutexLock(&libraryMutex); + libraryPtr->nextPtr = firstLibraryPtr; + firstLibraryPtr = libraryPtr; + Tcl_MutexUnlock(&libraryMutex); } if (interp != NULL) { @@ -1002,9 +1002,9 @@ Tcl_StaticPackage( * it's already loaded. */ - ipFirstPtr = (InterpPackage *)Tcl_GetAssocData(interp, "tclLoad", NULL); + ipFirstPtr = (InterpLibrary *)Tcl_GetAssocData(interp, "tclLoad", NULL); for (ipPtr = ipFirstPtr; ipPtr != NULL; ipPtr = ipPtr->nextPtr) { - if (ipPtr->pkgPtr == pkgPtr) { + if (ipPtr->libraryPtr == libraryPtr) { return; } } @@ -1014,8 +1014,8 @@ Tcl_StaticPackage( * loaded. */ - ipPtr = (InterpPackage *)ckalloc(sizeof(InterpPackage)); - ipPtr->pkgPtr = pkgPtr; + ipPtr = (InterpLibrary *)ckalloc(sizeof(InterpLibrary)); + ipPtr->libraryPtr = libraryPtr; ipPtr->nextPtr = ipFirstPtr; Tcl_SetAssocData(interp, "tclLoad", LoadCleanupProc, ipPtr); } @@ -1055,21 +1055,21 @@ TclGetLoadedPackagesEx( */ { Tcl_Interp *target; - LoadedPackage *pkgPtr; - InterpPackage *ipPtr; + LoadedLibrary *libraryPtr; + InterpLibrary *ipPtr; Tcl_Obj *resultObj, *pkgDesc[2]; if (targetName == NULL) { TclNewObj(resultObj); - Tcl_MutexLock(&packageMutex); - for (pkgPtr = firstPackagePtr; pkgPtr != NULL; - pkgPtr = pkgPtr->nextPtr) { - pkgDesc[0] = Tcl_NewStringObj(pkgPtr->fileName, -1); - pkgDesc[1] = Tcl_NewStringObj(pkgPtr->prefix, -1); + Tcl_MutexLock(&libraryMutex); + for (libraryPtr = firstLibraryPtr; libraryPtr != NULL; + libraryPtr = libraryPtr->nextPtr) { + pkgDesc[0] = Tcl_NewStringObj(libraryPtr->fileName, -1); + pkgDesc[1] = Tcl_NewStringObj(libraryPtr->prefix, -1); Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewListObj(2, pkgDesc)); } - Tcl_MutexUnlock(&packageMutex); + Tcl_MutexUnlock(&libraryMutex); Tcl_SetObjResult(interp, resultObj); return TCL_OK; } @@ -1078,7 +1078,7 @@ TclGetLoadedPackagesEx( if (target == NULL) { return TCL_ERROR; } - ipPtr = (InterpPackage *)Tcl_GetAssocData(target, "tclLoad", NULL); + ipPtr = (InterpLibrary *)Tcl_GetAssocData(target, "tclLoad", NULL); /* * Return information about all of the available libraries. @@ -1087,10 +1087,10 @@ TclGetLoadedPackagesEx( resultObj = NULL; for (; ipPtr != NULL; ipPtr = ipPtr->nextPtr) { - pkgPtr = ipPtr->pkgPtr; + libraryPtr = ipPtr->libraryPtr; - if (!strcmp(prefix, pkgPtr->prefix)) { - resultObj = Tcl_NewStringObj(pkgPtr->fileName, -1); + if (!strcmp(prefix, libraryPtr->prefix)) { + resultObj = Tcl_NewStringObj(libraryPtr->fileName, -1); break; } } @@ -1108,9 +1108,9 @@ TclGetLoadedPackagesEx( TclNewObj(resultObj); for (; ipPtr != NULL; ipPtr = ipPtr->nextPtr) { - pkgPtr = ipPtr->pkgPtr; - pkgDesc[0] = Tcl_NewStringObj(pkgPtr->fileName, -1); - pkgDesc[1] = Tcl_NewStringObj(pkgPtr->prefix, -1); + libraryPtr = ipPtr->libraryPtr; + pkgDesc[0] = Tcl_NewStringObj(libraryPtr->fileName, -1); + pkgDesc[1] = Tcl_NewStringObj(libraryPtr->prefix, -1); Tcl_ListObjAppendElement(NULL, resultObj, Tcl_NewListObj(2, pkgDesc)); } Tcl_SetObjResult(interp, resultObj); @@ -1122,7 +1122,7 @@ TclGetLoadedPackagesEx( * * LoadCleanupProc -- * - * This function is called to delete all of the InterpPackage structures + * This function is called to delete all of the InterpLibrary structures * for an interpreter when the interpreter is deleted. It gets invoked * via the Tcl AssocData mechanism. * @@ -1130,20 +1130,20 @@ TclGetLoadedPackagesEx( * None. * * Side effects: - * Storage for all of the InterpPackage functions for interp get deleted. + * Storage for all of the InterpLibrary functions for interp get deleted. * *---------------------------------------------------------------------- */ static void LoadCleanupProc( - ClientData clientData, /* Pointer to first InterpPackage structure + ClientData clientData, /* Pointer to first InterpLibrary structure * for interp. */ TCL_UNUSED(Tcl_Interp *)) { - InterpPackage *ipPtr, *nextPtr; + InterpLibrary *ipPtr, *nextPtr; - ipPtr = (InterpPackage *)clientData; + ipPtr = (InterpLibrary *)clientData; while (ipPtr != NULL) { nextPtr = ipPtr->nextPtr; ckfree(ipPtr); @@ -1157,7 +1157,7 @@ LoadCleanupProc( * TclFinalizeLoad -- * * This function is invoked just before the application exits. It frees - * all of the LoadedPackage structures. + * all of the LoadedLibrary structures. * * Results: * None. @@ -1171,18 +1171,18 @@ LoadCleanupProc( void TclFinalizeLoad(void) { - LoadedPackage *pkgPtr; + LoadedLibrary *libraryPtr; /* * No synchronization here because there should just be one thread alive - * at this point. Logically, packageMutex should be grabbed at this point, + * at this point. Logically, libraryMutex should be grabbed at this point, * but the Mutexes get finalized before the call to this routine. The only * subsystem left alive at this point is the memory allocator. */ - while (firstPackagePtr != NULL) { - pkgPtr = firstPackagePtr; - firstPackagePtr = pkgPtr->nextPtr; + while (firstLibraryPtr != NULL) { + libraryPtr = firstLibraryPtr; + firstLibraryPtr = libraryPtr->nextPtr; #if defined(TCL_UNLOAD_DLLS) || defined(_WIN32) /* @@ -1192,14 +1192,14 @@ TclFinalizeLoad(void) * it has been unloaded. */ - if (pkgPtr->fileName[0] != '\0') { - Tcl_FSUnloadFile(NULL, pkgPtr->loadHandle); + if (libraryPtr->fileName[0] != '\0') { + Tcl_FSUnloadFile(NULL, libraryPtr->loadHandle); } #endif - ckfree(pkgPtr->fileName); - ckfree(pkgPtr->prefix); - ckfree(pkgPtr); + ckfree(libraryPtr->fileName); + ckfree(libraryPtr->prefix); + ckfree(libraryPtr); } } |