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Diffstat (limited to 'mac/tclMacOSA.c')
| -rw-r--r-- | mac/tclMacOSA.c | 2958 |
1 files changed, 0 insertions, 2958 deletions
diff --git a/mac/tclMacOSA.c b/mac/tclMacOSA.c deleted file mode 100644 index fdcd56e..0000000 --- a/mac/tclMacOSA.c +++ /dev/null @@ -1,2958 +0,0 @@ -/* - * tclMacOSA.c -- - * - * This contains the initialization routines, and the implementation of - * the OSA and Component commands. These commands allow you to connect - * with the AppleScript or any other OSA component to compile and execute - * scripts. - * - * Copyright (c) 1996 Lucent Technologies and Jim Ingham - * Copyright (c) 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. - * - * RCS: @(#) $Id: tclMacOSA.c,v 1.11 2003/12/24 04:18:21 davygrvy Exp $ - */ - -#define MAC_TCL - -#include <Aliases.h> -#include <string.h> -#include <AppleEvents.h> -#include <AppleScript.h> -#include <OSA.h> -#include <OSAGeneric.h> -#include <Script.h> - -#include <FullPath.h> -#include <components.h> - -#include <resources.h> -#include <FSpCompat.h> -/* - * The following two Includes are from the More Files package. - */ -#include <MoreFiles.h> -#include <FullPath.h> - -#include "tcl.h" -#include "tclInt.h" - -/* - * I need this only for the call to FspGetFullPath, - * I'm really not poking my nose where it does not belong! - */ -#include "tclMacInt.h" - -/* - * Data structures used by the OSA code. - */ -typedef struct tclOSAScript { - OSAID scriptID; - OSType languageID; - long modeFlags; -} tclOSAScript; - -typedef struct tclOSAContext { - OSAID contextID; -} tclOSAContext; - -typedef struct tclOSAComponent { - char *theName; - ComponentInstance theComponent; /* The OSA Component represented */ - long componentFlags; - OSType languageID; - char *languageName; - Tcl_HashTable contextTable; /* Hash Table linking the context names & ID's */ - Tcl_HashTable scriptTable; - Tcl_Interp *theInterp; - OSAActiveUPP defActiveProc; - long defRefCon; -} tclOSAComponent; - -/* - * Prototypes for static procedures. - */ - -static pascal OSErr TclOSAActiveProc _ANSI_ARGS_((long refCon)); -static int TclOSACompileCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSADecompileCmd _ANSI_ARGS_((Tcl_Interp * Interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSADeleteCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSAExecuteCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSAInfoCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSALoadCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSARunCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static int tclOSAStoreCmd _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *OSAComponent, int argc, - CONST char **argv)); -static void GetRawDataFromDescriptor _ANSI_ARGS_((AEDesc *theDesc, - Ptr destPtr, Size destMaxSize, Size *actSize)); -static OSErr GetCStringFromDescriptor _ANSI_ARGS_(( - AEDesc *sourceDesc, char *resultStr, - Size resultMaxSize,Size *resultSize)); -static int Tcl_OSAComponentCmd _ANSI_ARGS_((ClientData clientData, - Tcl_Interp *interp, int argc, CONST char **argv)); -static void getSortedHashKeys _ANSI_ARGS_((Tcl_HashTable *theTable, - CONST char *pattern, Tcl_DString *theResult)); -static int ASCIICompareProc _ANSI_ARGS_((const void *first, - const void *second)); -static int Tcl_OSACmd _ANSI_ARGS_((ClientData clientData, - Tcl_Interp *interp, int argc, CONST char **argv)); -static void tclOSAClose _ANSI_ARGS_((ClientData clientData)); -/*static void tclOSACloseAll _ANSI_ARGS_((ClientData clientData));*/ -static tclOSAComponent *tclOSAMakeNewComponent _ANSI_ARGS_((Tcl_Interp *interp, - char *cmdName, char *languageName, - OSType scriptSubtype, long componentFlags)); -static int prepareScriptData _ANSI_ARGS_((int argc, CONST char **argv, - Tcl_DString *scrptData ,AEDesc *scrptDesc)); -static void tclOSAResultFromID _ANSI_ARGS_((Tcl_Interp *interp, - ComponentInstance theComponent, OSAID resultID)); -static void tclOSAASError _ANSI_ARGS_((Tcl_Interp * interp, - ComponentInstance theComponent, char *scriptSource)); -static int tclOSAGetContextID _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *contextName, OSAID *theContext)); -static void tclOSAAddContext _ANSI_ARGS_((tclOSAComponent *theComponent, - char *contextName, const OSAID theContext)); -static int tclOSAMakeContext _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *contextName, OSAID *theContext)); -static int tclOSADeleteContext _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *contextName)); -static int tclOSALoad _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *theComponent, CONST char *resourceName, - int resourceNumber, CONST char *fileName,OSAID *resultID)); -static int tclOSAStore _ANSI_ARGS_((Tcl_Interp *interp, - tclOSAComponent *theComponent, CONST char *resourceName, - int resourceNumber, CONST char *scriptName, CONST char *fileName)); -static int tclOSAAddScript _ANSI_ARGS_((tclOSAComponent *theComponent, - char *scriptName, long modeFlags, OSAID scriptID)); -static int tclOSAGetScriptID _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *scriptName, OSAID *scriptID)); -static tclOSAScript * tclOSAGetScript _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *scriptName)); -static int tclOSADeleteScript _ANSI_ARGS_((tclOSAComponent *theComponent, - CONST char *scriptName,char *errMsg)); - -/* - * "export" is a MetroWerks specific pragma. It flags the linker that - * any symbols that are defined when this pragma is on will be exported - * to shared libraries that link with this library. - */ - - -#pragma export on -int Tclapplescript_Init( Tcl_Interp *interp ); -#pragma export reset - -/* - *---------------------------------------------------------------------- - * - * Tclapplescript_Init -- - * - * Initializes the the OSA command which opens connections to - * OSA components, creates the AppleScript command, which opens an - * instance of the AppleScript component,and constructs the table of - * available languages. - * - * Results: - * A standard Tcl result. - * - * Side Effects: - * Opens one connection to the AppleScript component, if - * available. Also builds up a table of available OSA languages, - * and creates the OSA command. - * - *---------------------------------------------------------------------- - */ - -int -Tclapplescript_Init( - Tcl_Interp *interp) /* Tcl interpreter. */ -{ - char *errMsg = NULL; - OSErr myErr = noErr; - Boolean gotAppleScript = false; - Boolean GotOneOSALanguage = false; - ComponentDescription compDescr = { - kOSAComponentType, - (OSType) 0, - (OSType) 0, - (long) 0, - (long) 0 - }, *foundComp; - Component curComponent = (Component) 0; - ComponentInstance curOpenComponent; - Tcl_HashTable *ComponentTable; - Tcl_HashTable *LanguagesTable; - Tcl_HashEntry *hashEntry; - int newPtr; - AEDesc componentName = { typeNull, NULL }; - char nameStr[32]; - Size nameLen; - long appleScriptFlags; - - /* - * Perform the required stubs magic... - */ - - if (!Tcl_InitStubs(interp, "8.2", 0)) { - return TCL_ERROR; - } - - /* - * Here We Will Get The Available Osa Languages, Since They Can Only Be - * Registered At Startup... If You Dynamically Load Components, This - * Will Fail, But This Is Not A Common Thing To Do. - */ - - LanguagesTable = (Tcl_HashTable *) ckalloc(sizeof(Tcl_HashTable)); - - if (LanguagesTable == NULL) { - Tcl_Panic("Memory Error Allocating Languages Hash Table"); - } - - Tcl_SetAssocData(interp, "OSAScript_LangTable", NULL, LanguagesTable); - Tcl_InitHashTable(LanguagesTable, TCL_STRING_KEYS); - - - while ((curComponent = FindNextComponent(curComponent, &compDescr)) != 0) { - int nbytes = sizeof(ComponentDescription); - foundComp = (ComponentDescription *) - ckalloc(sizeof(ComponentDescription)); - myErr = GetComponentInfo(curComponent, foundComp, NULL, NULL, NULL); - if (foundComp->componentSubType == - kOSAGenericScriptingComponentSubtype) { - /* Skip the generic component */ - ckfree((char *) foundComp); - } else { - GotOneOSALanguage = true; - - /* - * This is gross: looks like I have to open the component just - * to get its name!!! GetComponentInfo is supposed to return - * the name, but AppleScript always returns an empty string. - */ - - curOpenComponent = OpenComponent(curComponent); - if (curOpenComponent == NULL) { - Tcl_AppendResult(interp,"Error opening component", - (char *) NULL); - return TCL_ERROR; - } - - myErr = OSAScriptingComponentName(curOpenComponent,&componentName); - if (myErr == noErr) { - myErr = GetCStringFromDescriptor(&componentName, - nameStr, 31, &nameLen); - AEDisposeDesc(&componentName); - } - CloseComponent(curOpenComponent); - - if (myErr == noErr) { - hashEntry = Tcl_CreateHashEntry(LanguagesTable, - nameStr, &newPtr); - Tcl_SetHashValue(hashEntry, (ClientData) foundComp); - } else { - Tcl_AppendResult(interp,"Error getting componentName.", - (char *) NULL); - return TCL_ERROR; - } - - /* - * Make sure AppleScript is loaded, otherwise we will - * not bother to make the AppleScript command. - */ - if (foundComp->componentSubType == kAppleScriptSubtype) { - appleScriptFlags = foundComp->componentFlags; - gotAppleScript = true; - } - } - } - - /* - * Create the OSA command. - */ - - if (!GotOneOSALanguage) { - Tcl_AppendResult(interp,"Could not find any OSA languages", - (char *) NULL); - return TCL_ERROR; - } - - /* - * Create the Component Assoc Data & put it in the interpreter. - */ - - ComponentTable = (Tcl_HashTable *) ckalloc(sizeof(Tcl_HashTable)); - - if (ComponentTable == NULL) { - Tcl_Panic("Memory Error Allocating Hash Table"); - } - - Tcl_SetAssocData(interp, "OSAScript_CompTable", NULL, ComponentTable); - - Tcl_InitHashTable(ComponentTable, TCL_STRING_KEYS); - - /* - * The OSA command is not currently supported. - Tcl_CreateCommand(interp, "OSA", Tcl_OSACmd, (ClientData) NULL, - (Tcl_CmdDeleteProc *) NULL); - */ - - /* - * Open up one AppleScript component, with a default context - * and tie it to the AppleScript command. - * If the user just wants single-threaded AppleScript execution - * this should be enough. - * - */ - - if (gotAppleScript) { - if (tclOSAMakeNewComponent(interp, "AppleScript", - "AppleScript English", kAppleScriptSubtype, - appleScriptFlags) == NULL ) { - return TCL_ERROR; - } - } - - return Tcl_PkgProvide(interp, "OSAConnect", "1.0"); -} - -/* - *---------------------------------------------------------------------- - * - * Tcl_OSACmd -- - * - * This is the command that provides the interface to the OSA - * component manager. The subcommands are: close: close a component, - * info: get info on components open, and open: get a new connection - * with the Scripting Component - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Depends on the subcommand, see the user documentation - * for more details. - * - *---------------------------------------------------------------------- - */ - -int -Tcl_OSACmd( - ClientData clientData, - Tcl_Interp *interp, - int argc, - CONST char **argv) -{ - static unsigned short componentCmdIndex = 0; - char autoName[32]; - char c; - int length; - Tcl_HashTable *ComponentTable = NULL; - - - if (argc == 1) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " option\"", (char *) NULL); - return TCL_ERROR; - } - - c = *argv[1]; - length = strlen(argv[1]); - - /* - * Query out the Component Table, since most of these commands use it... - */ - - ComponentTable = (Tcl_HashTable *) Tcl_GetAssocData(interp, - "OSAScript_CompTable", (Tcl_InterpDeleteProc **) NULL); - - if (ComponentTable == NULL) { - Tcl_AppendResult(interp, "Error, could not get the Component Table", - " from the Associated data.", (char *) NULL); - return TCL_ERROR; - } - - if (c == 'c' && strncmp(argv[1],"close",length) == 0) { - Tcl_HashEntry *hashEntry; - if (argc != 3) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ",argv[1], " componentName\"", - (char *) NULL); - return TCL_ERROR; - } - - if ((hashEntry = Tcl_FindHashEntry(ComponentTable,argv[2])) == NULL) { - Tcl_AppendResult(interp, "Component \"", argv[2], "\" not found", - (char *) NULL); - return TCL_ERROR; - } else { - Tcl_DeleteCommand(interp,argv[2]); - return TCL_OK; - } - } else if (c == 'o' && strncmp(argv[1],"open",length) == 0) { - /* - * Default language is AppleScript. - */ - OSType scriptSubtype = kAppleScriptSubtype; - char *languageName = "AppleScript English"; - char *errMsg = NULL; - ComponentDescription *theCD; - - argv += 2; - argc -= 2; - - while (argc > 0 ) { - if (*argv[0] == '-') { - c = *(argv[0] + 1); - if (c == 'l' && strcmp(argv[0] + 1, "language") == 0) { - if (argc == 1) { - Tcl_AppendResult(interp, - "Error - no language provided for the -language switch", - (char *) NULL); - return TCL_ERROR; - } else { - Tcl_HashEntry *hashEntry; - Tcl_HashSearch search; - Boolean gotIt = false; - Tcl_HashTable *LanguagesTable; - - /* - * Look up the language in the languages table - * Do a simple strstr match, so AppleScript - * will match "AppleScript English"... - */ - - LanguagesTable = Tcl_GetAssocData(interp, - "OSAScript_LangTable", - (Tcl_InterpDeleteProc **) NULL); - - for (hashEntry = - Tcl_FirstHashEntry(LanguagesTable, &search); - hashEntry != NULL; - hashEntry = Tcl_NextHashEntry(&search)) { - languageName = Tcl_GetHashKey(LanguagesTable, - hashEntry); - if (strstr(languageName,argv[1]) != NULL) { - theCD = (ComponentDescription *) - Tcl_GetHashValue(hashEntry); - gotIt = true; - break; - } - } - if (!gotIt) { - Tcl_AppendResult(interp, - "Error, could not find the language \"", - argv[1], - "\" in the list of known languages.", - (char *) NULL); - return TCL_ERROR; - } - } - } - argc -= 2; - argv += 2; - } else { - Tcl_AppendResult(interp, "Expected a flag, but got ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - } - - sprintf(autoName, "OSAComponent%-d", componentCmdIndex++); - if (tclOSAMakeNewComponent(interp, autoName, languageName, - theCD->componentSubType, theCD->componentFlags) == NULL ) { - return TCL_ERROR; - } else { - Tcl_SetResult(interp,autoName,TCL_VOLATILE); - return TCL_OK; - } - - } else if (c == 'i' && strncmp(argv[1],"info",length) == 0) { - if (argc == 2) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ", argv[1], " what\"", - (char *) NULL); - return TCL_ERROR; - } - - c = *argv[2]; - length = strlen(argv[2]); - - if (c == 'c' && strncmp(argv[2], "components", length) == 0) { - Tcl_DString theResult; - - Tcl_DStringInit(&theResult); - - if (argc == 3) { - getSortedHashKeys(ComponentTable,(char *) NULL, &theResult); - } else if (argc == 4) { - getSortedHashKeys(ComponentTable, argv[3], &theResult); - } else { - Tcl_AppendResult(interp, "Error: wrong # of arguments", - ", should be \"", argv[0], " ", argv[1], " ", - argv[2], " ?pattern?\".", (char *) NULL); - return TCL_ERROR; - } - Tcl_DStringResult(interp, &theResult); - return TCL_OK; - } else if (c == 'l' && strncmp(argv[2],"languages",length) == 0) { - Tcl_DString theResult; - Tcl_HashTable *LanguagesTable; - - Tcl_DStringInit(&theResult); - LanguagesTable = Tcl_GetAssocData(interp, - "OSAScript_LangTable", (Tcl_InterpDeleteProc **) NULL); - - if (argc == 3) { - getSortedHashKeys(LanguagesTable, (char *) NULL, &theResult); - } else if (argc == 4) { - getSortedHashKeys(LanguagesTable, argv[3], &theResult); - } else { - Tcl_AppendResult(interp, "Error: wrong # of arguments", - ", should be \"", argv[0], " ", argv[1], " ", - argv[2], " ?pattern?\".", (char *) NULL); - return TCL_ERROR; - } - Tcl_DStringResult(interp,&theResult); - return TCL_OK; - } else { - Tcl_AppendResult(interp, "Unknown option: ", argv[2], - " for OSA info, should be one of", - " \"components\" or \"languages\"", - (char *) NULL); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp, "Unknown option: ", argv[1], - ", should be one of \"open\", \"close\" or \"info\".", - (char *) NULL); - return TCL_ERROR; - } - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * Tcl_OSAComponentCmd -- - * - * This is the command that provides the interface with an OSA - * component. The sub commands are: - * - compile ? -context context? scriptData - * compiles the script data, returns the ScriptID - * - decompile ? -context context? scriptData - * decompiles the script data, source code - * - execute ?-context context? scriptData - * compiles and runs script data - * - info what: get component info - * - load ?-flags values? fileName - * loads & compiles script data from fileName - * - run scriptId ?options? - * executes the compiled script - * - * Results: - * A standard Tcl result - * - * Side Effects: - * Depends on the subcommand, see the user documentation - * for more details. - * - *---------------------------------------------------------------------- - */ - -int -Tcl_OSAComponentCmd( - ClientData clientData, - Tcl_Interp *interp, - int argc, - CONST char **argv) -{ - int length; - char c; - - tclOSAComponent *OSAComponent = (tclOSAComponent *) clientData; - - if (argc == 1) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " option ?arg ...?\"", - (char *) NULL); - return TCL_ERROR; - } - - c = *argv[1]; - length = strlen(argv[1]); - if (c == 'c' && strncmp(argv[1], "compile", length) == 0) { - return TclOSACompileCmd(interp, OSAComponent, argc, argv); - } else if (c == 'l' && strncmp(argv[1], "load", length) == 0) { - return tclOSALoadCmd(interp, OSAComponent, argc, argv); - } else if (c == 'e' && strncmp(argv[1], "execute", length) == 0) { - return tclOSAExecuteCmd(interp, OSAComponent, argc, argv); - } else if (c == 'i' && strncmp(argv[1], "info", length) == 0) { - return tclOSAInfoCmd(interp, OSAComponent, argc, argv); - } else if (c == 'd' && strncmp(argv[1], "decompile", length) == 0) { - return tclOSADecompileCmd(interp, OSAComponent, argc, argv); - } else if (c == 'd' && strncmp(argv[1], "delete", length) == 0) { - return tclOSADeleteCmd(interp, OSAComponent, argc, argv); - } else if (c == 'r' && strncmp(argv[1], "run", length) == 0) { - return tclOSARunCmd(interp, OSAComponent, argc, argv); - } else if (c == 's' && strncmp(argv[1], "store", length) == 0) { - return tclOSAStoreCmd(interp, OSAComponent, argc, argv); - } else { - Tcl_AppendResult(interp,"bad option \"", argv[1], - "\": should be compile, decompile, delete, ", - "execute, info, load, run or store", - (char *) NULL); - return TCL_ERROR; - } - - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * TclOSACompileCmd -- - * - * This is the compile subcommand for the component command. - * - * Results: - * A standard Tcl result - * - * Side Effects: - * Compiles the script data either into a script or a script - * context. Adds the script to the component's script or context - * table. Sets interp's result to the name of the new script or - * context. - * - *---------------------------------------------------------------------- - */ - -static int -TclOSACompileCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - int tclError = TCL_OK; - int augment = 1; - int makeContext = 0; - char c; - char autoName[16]; - char buffer[32]; - char *resultName; - Boolean makeNewContext = false; - Tcl_DString scrptData; - AEDesc scrptDesc = { typeNull, NULL }; - long modeFlags = kOSAModeCanInteract; - OSAID resultID = kOSANullScript; - OSAID contextID = kOSANullScript; - OSAID parentID = kOSANullScript; - OSAError osaErr = noErr; - - if (!(OSAComponent->componentFlags && kOSASupportsCompiling)) { - Tcl_AppendResult(interp, - "OSA component does not support compiling", - (char *) NULL); - return TCL_ERROR; - } - - /* - * This signals that we should make up a name, which is the - * default behavior: - */ - - autoName[0] = '\0'; - resultName = NULL; - - if (argc == 2) { - numArgs: - Tcl_AppendResult(interp, - "wrong # args: should be \"", argv[0], " ", argv[1], - " ?options? code\"",(char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - - /* - * Do the argument parsing. - */ - - while (argc > 0) { - - if (*argv[0] == '-') { - c = *(argv[0] + 1); - - /* - * "--" is the only switch that has no value, stops processing - */ - - if (c == '-' && *(argv[0] + 2) == '\0') { - argv += 1; - argc--; - break; - } - - /* - * So we can check here a switch with no value. - */ - - if (argc == 1) { - Tcl_AppendResult(interp, - "no value given for switch: ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - - if (c == 'c' && strcmp(argv[0] + 1, "context") == 0) { - if (Tcl_GetBoolean(interp, argv[1], &makeContext) != TCL_OK) { - return TCL_ERROR; - } - } else if (c == 'a' && strcmp(argv[0] + 1, "augment") == 0) { - /* - * Augment the current context which implies making a context. - */ - - if (Tcl_GetBoolean(interp, argv[1], &augment) != TCL_OK) { - return TCL_ERROR; - } - makeContext = 1; - } else if (c == 'n' && strcmp(argv[0] + 1, "name") == 0) { - strncpy(autoName, argv[1], 15); - autoName[15] = '\0'; - resultName = autoName; - } else if (c == 'p' && strcmp(argv[0] + 1,"parent") == 0) { - /* - * Since this implies we are compiling into a context, - * set makeContext here - */ - if (tclOSAGetContextID(OSAComponent, - argv[1], &parentID) != TCL_OK) { - Tcl_AppendResult(interp, "context not found \"", - argv[1], "\"", (char *) NULL); - return TCL_ERROR; - } - makeContext = 1; - } else { - Tcl_AppendResult(interp, "bad option \"", argv[0], - "\": should be -augment, -context, -name or -parent", - (char *) NULL); - return TCL_ERROR; - } - argv += 2; - argc -= 2; - - } else { - break; - } - } - - /* - * Make sure we have some data left... - */ - if (argc == 0) { - goto numArgs; - } - - /* - * Now if we are making a context, see if it is a new one... - * There are three options here: - * 1) There was no name provided, so we autoName it - * 2) There was a name, then check and see if it already exists - * a) If yes, then makeNewContext is false - * b) Otherwise we are making a new context - */ - - if (makeContext) { - modeFlags |= kOSAModeCompileIntoContext; - if (resultName == NULL) { - /* - * Auto name the new context. - */ - resultName = autoName; - resultID = kOSANullScript; - makeNewContext = true; - } else if (tclOSAGetContextID(OSAComponent, - resultName, &resultID) == TCL_OK) { - } else { - makeNewContext = true; - } - - /* - * Deal with the augment now... - */ - if (augment && !makeNewContext) { - modeFlags |= kOSAModeAugmentContext; - } - } else if (resultName == NULL) { - resultName = autoName; /* Auto name the script */ - } - - /* - * Ok, now we have the options, so we can compile the script data. - */ - - if (prepareScriptData(argc, argv, &scrptData, &scrptDesc) == TCL_ERROR) { - Tcl_DStringResult(interp, &scrptData); - AEDisposeDesc(&scrptDesc); - return TCL_ERROR; - } - - /* - * If we want to use a parent context, we have to make the context - * by hand. Note, parentID is only specified when you make a new context. - */ - - if (parentID != kOSANullScript && makeNewContext) { - AEDesc contextDesc = { typeNull, NULL }; - - osaErr = OSAMakeContext(OSAComponent->theComponent, - &contextDesc, parentID, &resultID); - modeFlags |= kOSAModeAugmentContext; - } - - osaErr = OSACompile(OSAComponent->theComponent, &scrptDesc, - modeFlags, &resultID); - if (osaErr == noErr) { - - if (makeContext) { - /* - * For the compiled context to be active, you need to run - * the code that is in the context. - */ - OSAID activateID; - - osaErr = OSAExecute(OSAComponent->theComponent, resultID, - resultID, kOSAModeCanInteract, &activateID); - OSADispose(OSAComponent->theComponent, activateID); - - if (osaErr == noErr) { - if (makeNewContext) { - /* - * If we have compiled into a context, - * this is added to the context table - */ - - tclOSAAddContext(OSAComponent, resultName, resultID); - } - - Tcl_SetResult(interp, resultName, TCL_VOLATILE); - tclError = TCL_OK; - } - } else { - /* - * For a script, we return the script name. - */ - tclOSAAddScript(OSAComponent, resultName, modeFlags, resultID); - Tcl_SetResult(interp, resultName, TCL_VOLATILE); - tclError = TCL_OK; - } - } - - /* - * This catches the error either from the original compile, - * or from the execute in case makeContext == true - */ - - if (osaErr == errOSAScriptError) { - OSADispose(OSAComponent->theComponent, resultID); - tclOSAASError(interp, OSAComponent->theComponent, - Tcl_DStringValue(&scrptData)); - tclError = TCL_ERROR; - } else if (osaErr != noErr) { - sprintf(buffer, "Error #%-6ld compiling script", osaErr); - Tcl_AppendResult(interp, buffer, (char *) NULL); - tclError = TCL_ERROR; - } - - Tcl_DStringFree(&scrptData); - AEDisposeDesc(&scrptDesc); - - return tclError; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSADecompileCmd -- - * - * This implements the Decompile subcommand of the component command - * - * Results: - * A standard Tcl result. - * - * Side Effects: - * Decompiles the script, and sets interp's result to the - * decompiled script data. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSADecompileCmd( - Tcl_Interp * interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - AEDesc resultingSourceData = { typeChar, NULL }; - OSAID scriptID; - Boolean isContext; - long result; - OSErr sysErr = noErr; - - if (argc == 2) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ",argv[1], " scriptName \"", (char *) NULL ); - return TCL_ERROR; - } - - if (!(OSAComponent->componentFlags && kOSASupportsGetSource)) { - Tcl_AppendResult(interp, - "Error, this component does not support get source", - (char *) NULL); - return TCL_ERROR; - } - - if (tclOSAGetScriptID(OSAComponent, argv[2], &scriptID) == TCL_OK) { - isContext = false; - } else if (tclOSAGetContextID(OSAComponent, argv[2], &scriptID) - == TCL_OK ) { - isContext = true; - } else { - Tcl_AppendResult(interp, "Could not find script \"", - argv[2], "\"", (char *) NULL); - return TCL_ERROR; - } - - OSAGetScriptInfo(OSAComponent->theComponent, scriptID, - kOSACanGetSource, &result); - - sysErr = OSAGetSource(OSAComponent->theComponent, - scriptID, typeChar, &resultingSourceData); - - if (sysErr == noErr) { - Tcl_DString theResult; - Tcl_DStringInit(&theResult); - - Tcl_DStringAppend(&theResult, *resultingSourceData.dataHandle, - GetHandleSize(resultingSourceData.dataHandle)); - Tcl_DStringResult(interp, &theResult); - AEDisposeDesc(&resultingSourceData); - return TCL_OK; - } else { - Tcl_AppendResult(interp, "Error getting source data", (char *) NULL); - AEDisposeDesc(&resultingSourceData); - return TCL_ERROR; - } -} - -/* - *---------------------------------------------------------------------- - * - * tclOSADeleteCmd -- - * - * This implements the Delete subcommand of the Component command. - * - * Results: - * A standard Tcl result. - * - * Side Effects: - * Deletes a script from the script list of the given component. - * Removes all references to the script, and frees the memory - * associated with it. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSADeleteCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - char c,*errMsg = NULL; - int length; - - if (argc < 4) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ", argv[1], " what scriptName", (char *) NULL); - return TCL_ERROR; - } - - c = *argv[2]; - length = strlen(argv[2]); - if (c == 'c' && strncmp(argv[2], "context", length) == 0) { - if (strcmp(argv[3], "global") == 0) { - Tcl_AppendResult(interp, "You cannot delete the global context", - (char *) NULL); - return TCL_ERROR; - } else if (tclOSADeleteContext(OSAComponent, argv[3]) != TCL_OK) { - Tcl_AppendResult(interp, "Error deleting script \"", argv[2], - "\": ", errMsg, (char *) NULL); - ckfree(errMsg); - return TCL_ERROR; - } - } else if (c == 's' && strncmp(argv[2], "script", length) == 0) { - if (tclOSADeleteScript(OSAComponent, argv[3], errMsg) != TCL_OK) { - Tcl_AppendResult(interp, "Error deleting script \"", argv[3], - "\": ", errMsg, (char *) NULL); - ckfree(errMsg); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp,"Unknown value ", argv[2], - " should be one of ", - "\"context\" or \"script\".", - (char *) NULL ); - return TCL_ERROR; - } - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAExecuteCmd -- - * - * This implements the execute subcommand of the component command. - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Executes the given script data, and sets interp's result to - * the OSA component's return value. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAExecuteCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - int tclError = TCL_OK, resID = 128; - char c,buffer[32], - *contextName = NULL,*scriptName = NULL, *resName = NULL; - Boolean makeNewContext = false,makeContext = false; - AEDesc scrptDesc = { typeNull, NULL }; - long modeFlags = kOSAModeCanInteract; - OSAID resultID = kOSANullScript, - contextID = kOSANullScript, - parentID = kOSANullScript; - Tcl_DString scrptData; - OSAError osaErr = noErr; - OSErr sysErr = noErr; - - if (argc == 2) { - Tcl_AppendResult(interp, - "Error, no script data for \"", argv[0], - " run\"", (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - - /* - * Set the context to the global context by default. - * Then parse the argument list for switches - */ - tclOSAGetContextID(OSAComponent, "global", &contextID); - - while (argc > 0) { - - if (*argv[0] == '-') { - c = *(argv[0] + 1); - - /* - * "--" is the only switch that has no value. - */ - - if (c == '-' && *(argv[0] + 2) == '\0') { - argv += 1; - argc--; - break; - } - - /* - * So we can check here for a switch with no value. - */ - - if (argc == 1) { - Tcl_AppendResult(interp, - "Error, no value given for switch ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - - if (c == 'c' && strcmp(argv[0] + 1, "context") == 0) { - if (tclOSAGetContextID(OSAComponent, - argv[1], &contextID) == TCL_OK) { - } else { - Tcl_AppendResult(interp, "Script context \"", - argv[1], "\" not found", (char *) NULL); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp, "Error, invalid switch ", argv[0], - " should be \"-context\"", (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - } else { - break; - } - } - - if (argc == 0) { - Tcl_AppendResult(interp, "Error, no script data", (char *) NULL); - return TCL_ERROR; - } - - if (prepareScriptData(argc, argv, &scrptData, &scrptDesc) == TCL_ERROR) { - Tcl_DStringResult(interp, &scrptData); - AEDisposeDesc(&scrptDesc); - return TCL_ERROR; - } - /* - * Now try to compile and run, but check to make sure the - * component supports the one shot deal - */ - if (OSAComponent->componentFlags && kOSASupportsConvenience) { - osaErr = OSACompileExecute(OSAComponent->theComponent, - &scrptDesc, contextID, modeFlags, &resultID); - } else { - /* - * If not, we have to do this ourselves - */ - if (OSAComponent->componentFlags && kOSASupportsCompiling) { - OSAID compiledID = kOSANullScript; - osaErr = OSACompile(OSAComponent->theComponent, &scrptDesc, - modeFlags, &compiledID); - if (osaErr == noErr) { - osaErr = OSAExecute(OSAComponent->theComponent, compiledID, - contextID, modeFlags, &resultID); - } - OSADispose(OSAComponent->theComponent, compiledID); - } else { - /* - * The scripting component had better be able to load text data... - */ - OSAID loadedID = kOSANullScript; - - scrptDesc.descriptorType = OSAComponent->languageID; - osaErr = OSALoad(OSAComponent->theComponent, &scrptDesc, - modeFlags, &loadedID); - if (osaErr == noErr) { - OSAExecute(OSAComponent->theComponent, loadedID, - contextID, modeFlags, &resultID); - } - OSADispose(OSAComponent->theComponent, loadedID); - } - } - if (osaErr == errOSAScriptError) { - tclOSAASError(interp, OSAComponent->theComponent, - Tcl_DStringValue(&scrptData)); - tclError = TCL_ERROR; - } else if (osaErr != noErr) { - sprintf(buffer, "Error #%-6ld compiling script", osaErr); - Tcl_AppendResult(interp, buffer, (char *) NULL); - tclError = TCL_ERROR; - } else { - tclOSAResultFromID(interp, OSAComponent->theComponent, resultID); - osaErr = OSADispose(OSAComponent->theComponent, resultID); - tclError = TCL_OK; - } - - Tcl_DStringFree(&scrptData); - AEDisposeDesc(&scrptDesc); - - return tclError; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAInfoCmd -- - * - * This implements the Info subcommand of the component command - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Info on scripts and contexts. See the user documentation for details. - * - *---------------------------------------------------------------------- - */ -static int -tclOSAInfoCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - char c; - int length; - Tcl_DString theResult; - - if (argc == 2) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ", argv[1], " what \"", (char *) NULL ); - return TCL_ERROR; - } - - c = *argv[2]; - length = strlen(argv[2]); - if (c == 's' && strncmp(argv[2], "scripts", length) == 0) { - Tcl_DStringInit(&theResult); - if (argc == 3) { - getSortedHashKeys(&OSAComponent->scriptTable, (char *) NULL, - &theResult); - } else if (argc == 4) { - getSortedHashKeys(&OSAComponent->scriptTable, argv[3], &theResult); - } else { - Tcl_AppendResult(interp, "Error: wrong # of arguments,", - " should be \"", argv[0], " ", argv[1], " ", - argv[2], " ?pattern?", (char *) NULL); - return TCL_ERROR; - } - Tcl_DStringResult(interp, &theResult); - return TCL_OK; - } else if (c == 'c' && strncmp(argv[2], "contexts", length) == 0) { - Tcl_DStringInit(&theResult); - if (argc == 3) { - getSortedHashKeys(&OSAComponent->contextTable, (char *) NULL, - &theResult); - } else if (argc == 4) { - getSortedHashKeys(&OSAComponent->contextTable, - argv[3], &theResult); - } else { - Tcl_AppendResult(interp, "Error: wrong # of arguments for ,", - " should be \"", argv[0], " ", argv[1], " ", - argv[2], " ?pattern?", (char *) NULL); - return TCL_ERROR; - } - Tcl_DStringResult(interp, &theResult); - return TCL_OK; - } else if (c == 'l' && strncmp(argv[2], "language", length) == 0) { - Tcl_SetResult(interp, OSAComponent->languageName, TCL_STATIC); - return TCL_OK; - } else { - Tcl_AppendResult(interp, "Unknown argument \"", argv[2], - "\" for \"", argv[0], " info \", should be one of ", - "\"scripts\" \"language\", or \"contexts\"", - (char *) NULL); - return TCL_ERROR; - } -} - -/* - *---------------------------------------------------------------------- - * - * tclOSALoadCmd -- - * - * This is the load subcommand for the Component Command - * - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Loads script data from the given file, creates a new context - * for it, and sets interp's result to the name of the new context. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSALoadCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - int tclError = TCL_OK, resID = 128; - char c, autoName[24], - *contextName = NULL, *scriptName = NULL; - CONST char *resName = NULL; - Boolean makeNewContext = false, makeContext = false; - AEDesc scrptDesc = { typeNull, NULL }; - long modeFlags = kOSAModeCanInteract; - OSAID resultID = kOSANullScript, - contextID = kOSANullScript, - parentID = kOSANullScript; - OSAError osaErr = noErr; - OSErr sysErr = noErr; - long scptInfo; - - autoName[0] = '\0'; - scriptName = autoName; - contextName = autoName; - - if (argc == 2) { - Tcl_AppendResult(interp, - "Error, no data for \"", argv[0], " ", argv[1], - "\"", (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - - /* - * Do the argument parsing. - */ - - while (argc > 0) { - - if (*argv[0] == '-') { - c = *(argv[0] + 1); - - /* - * "--" is the only switch that has no value. - */ - - if (c == '-' && *(argv[0] + 2) == '\0') { - argv += 1; - argc--; - break; - } - - /* - * So we can check here a switch with no value. - */ - - if (argc == 1) { - Tcl_AppendResult(interp, "Error, no value given for switch ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - - if (c == 'r' && strcmp(argv[0] + 1, "rsrcname") == 0) { - resName = argv[1]; - } else if (c == 'r' && strcmp(argv[0] + 1, "rsrcid") == 0) { - if (Tcl_GetInt(interp, argv[1], &resID) != TCL_OK) { - Tcl_AppendResult(interp, - "Error getting resource ID", (char *) NULL); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp, "Error, invalid switch ", argv[0], - " should be \"--\", \"-rsrcname\" or \"-rsrcid\"", - (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - } else { - break; - } - } - /* - * Ok, now we have the options, so we can load the resource, - */ - if (argc == 0) { - Tcl_AppendResult(interp, "Error, no filename given", (char *) NULL); - return TCL_ERROR; - } - - if (tclOSALoad(interp, OSAComponent, resName, resID, - argv[0], &resultID) != TCL_OK) { - Tcl_AppendResult(interp, "Error in load command", (char *) NULL); - return TCL_ERROR; - } - - /* - * Now find out whether we have a script, or a script context. - */ - - OSAGetScriptInfo(OSAComponent->theComponent, resultID, - kOSAScriptIsTypeScriptContext, &scptInfo); - - if (scptInfo) { - autoName[0] = '\0'; - tclOSAAddContext(OSAComponent, autoName, resultID); - - Tcl_SetResult(interp, autoName, TCL_VOLATILE); - } else { - /* - * For a script, we return the script name - */ - autoName[0] = '\0'; - tclOSAAddScript(OSAComponent, autoName, kOSAModeCanInteract, resultID); - Tcl_SetResult(interp, autoName, TCL_VOLATILE); - } - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSARunCmd -- - * - * This implements the run subcommand of the component command - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Runs the given compiled script, and returns the OSA - * component's result. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSARunCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - int tclError = TCL_OK, - resID = 128; - char c, *contextName = NULL, - *scriptName = NULL, - *resName = NULL; - AEDesc scrptDesc = { typeNull, NULL }; - long modeFlags = kOSAModeCanInteract; - OSAID resultID = kOSANullScript, - contextID = kOSANullScript, - parentID = kOSANullScript; - OSAError osaErr = noErr; - OSErr sysErr = noErr; - CONST char *componentName = argv[0]; - OSAID scriptID; - - if (argc == 2) { - Tcl_AppendResult(interp, "Wrong # of arguments, should be \"", - argv[0], " ", argv[1], " scriptName", (char *) NULL); - return TCL_ERROR; - } - - /* - * Set the context to the global context for this component, - * as a default - */ - if (tclOSAGetContextID(OSAComponent, "global", &contextID) != TCL_OK) { - Tcl_AppendResult(interp, - "Could not find the global context for component ", - OSAComponent->theName, (char *) NULL ); - return TCL_ERROR; - } - - /* - * Now parse the argument list for switches - */ - argv += 2; - argc -= 2; - - while (argc > 0) { - if (*argv[0] == '-') { - c = *(argv[0] + 1); - /* - * "--" is the only switch that has no value - */ - if (c == '-' && *(argv[0] + 2) == '\0') { - argv += 1; - argc--; - break; - } - - /* - * So we can check here for a switch with no value. - */ - if (argc == 1) { - Tcl_AppendResult(interp, "Error, no value given for switch ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - - if (c == 'c' && strcmp(argv[0] + 1, "context") == 0) { - if (argc == 1) { - Tcl_AppendResult(interp, - "Error - no context provided for the -context switch", - (char *) NULL); - return TCL_ERROR; - } else if (tclOSAGetContextID(OSAComponent, - argv[1], &contextID) == TCL_OK) { - } else { - Tcl_AppendResult(interp, "Script context \"", argv[1], - "\" not found", (char *) NULL); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp, "Error, invalid switch ", argv[0], - " for ", componentName, - " should be \"-context\"", (char *) NULL); - return TCL_ERROR; - } - argv += 2; - argc -= 2; - } else { - break; - } - } - - if (tclOSAGetScriptID(OSAComponent, argv[0], &scriptID) != TCL_OK) { - if (tclOSAGetContextID(OSAComponent, argv[0], &scriptID) != TCL_OK) { - Tcl_AppendResult(interp, "Could not find script \"", - argv[2], "\"", (char *) NULL); - return TCL_ERROR; - } - } - - sysErr = OSAExecute(OSAComponent->theComponent, - scriptID, contextID, modeFlags, &resultID); - - if (sysErr == errOSAScriptError) { - tclOSAASError(interp, OSAComponent->theComponent, (char *) NULL); - tclError = TCL_ERROR; - } else if (sysErr != noErr) { - char buffer[32]; - sprintf(buffer, "Error #%6.6d encountered in run", sysErr); - Tcl_SetResult(interp, buffer, TCL_VOLATILE); - tclError = TCL_ERROR; - } else { - tclOSAResultFromID(interp, OSAComponent->theComponent, resultID ); - } - OSADispose(OSAComponent->theComponent, resultID); - - return tclError; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAStoreCmd -- - * - * This implements the store subcommand of the component command - * - * Results: - * A standard Tcl result. - * - * Side effects: - * Runs the given compiled script, and returns the OSA - * component's result. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAStoreCmd( - Tcl_Interp *interp, - tclOSAComponent *OSAComponent, - int argc, - CONST char **argv) -{ - int tclError = TCL_OK, resID = 128; - char c, *contextName = NULL, *scriptName = NULL; - CONST char *resName = NULL; - Boolean makeNewContext = false, makeContext = false; - AEDesc scrptDesc = { typeNull, NULL }; - long modeFlags = kOSAModeCanInteract; - OSAID resultID = kOSANullScript, - contextID = kOSANullScript, - parentID = kOSANullScript; - OSAError osaErr = noErr; - OSErr sysErr = noErr; - - if (argc == 2) { - Tcl_AppendResult(interp, "Error, no data for \"", argv[0], - " ",argv[1], "\"", (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - - /* - * Do the argument parsing - */ - - while (argc > 0) { - if (*argv[0] == '-') { - c = *(argv[0] + 1); - - /* - * "--" is the only switch that has no value - */ - if (c == '-' && *(argv[0] + 2) == '\0') { - argv += 1; - argc--; - break; - } - - /* - * So we can check here a switch with no value. - */ - if (argc == 1) { - Tcl_AppendResult(interp, - "Error, no value given for switch ", - argv[0], (char *) NULL); - return TCL_ERROR; - } - - if (c == 'r' && strcmp(argv[0] + 1, "rsrcname") == 0) { - resName = argv[1]; - } else if (c == 'r' && strcmp(argv[0] + 1, "rsrcid") == 0) { - if (Tcl_GetInt(interp, argv[1], &resID) != TCL_OK) { - Tcl_AppendResult(interp, - "Error getting resource ID", (char *) NULL); - return TCL_ERROR; - } - } else { - Tcl_AppendResult(interp, "Error, invalid switch ", argv[0], - " should be \"--\", \"-rsrcname\" or \"-rsrcid\"", - (char *) NULL); - return TCL_ERROR; - } - - argv += 2; - argc -= 2; - } else { - break; - } - } - /* - * Ok, now we have the options, so we can load the resource, - */ - if (argc != 2) { - Tcl_AppendResult(interp, "Error, wrong # of arguments, should be ", - argv[0], " ", argv[1], "?option flag? scriptName fileName", - (char *) NULL); - return TCL_ERROR; - } - - if (tclOSAStore(interp, OSAComponent, resName, resID, - argv[0], argv[1]) != TCL_OK) { - Tcl_AppendResult(interp, "Error in load command", (char *) NULL); - return TCL_ERROR; - } else { - Tcl_ResetResult(interp); - tclError = TCL_OK; - } - - return tclError; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAMakeNewComponent -- - * - * Makes a command cmdName to represent a new connection to the - * OSA component with componentSubType scriptSubtype. - * - * Results: - * Returns the tclOSAComponent structure for the connection. - * - * Side Effects: - * Adds a new element to the component table. If there is an - * error, then the result of the Tcl interpreter interp is set - * to an appropriate error message. - * - *---------------------------------------------------------------------- - */ - -tclOSAComponent * -tclOSAMakeNewComponent( - Tcl_Interp *interp, - char *cmdName, - char *languageName, - OSType scriptSubtype, - long componentFlags) -{ - char buffer[32]; - AEDesc resultingName = {typeNull, NULL}; - AEDesc nullDesc = {typeNull, NULL }; - OSAID globalContext; - char global[] = "global"; - int nbytes; - ComponentDescription requestedComponent = { - kOSAComponentType, - (OSType) 0, - (OSType) 0, - (long int) 0, - (long int) 0 - }; - Tcl_HashTable *ComponentTable; - Component foundComponent = NULL; - OSAActiveUPP myActiveProcUPP; - - tclOSAComponent *newComponent; - Tcl_HashEntry *hashEntry; - int newPtr; - - requestedComponent.componentSubType = scriptSubtype; - nbytes = sizeof(tclOSAComponent); - newComponent = (tclOSAComponent *) ckalloc(sizeof(tclOSAComponent)); - if (newComponent == NULL) { - goto CleanUp; - } - - foundComponent = FindNextComponent(0, &requestedComponent); - if (foundComponent == 0) { - Tcl_AppendResult(interp, - "Could not find component of requested type", (char *) NULL); - goto CleanUp; - } - - newComponent->theComponent = OpenComponent(foundComponent); - - if (newComponent->theComponent == NULL) { - Tcl_AppendResult(interp, - "Could not open component of the requested type", - (char *) NULL); - goto CleanUp; - } - - newComponent->languageName = (char *) ckalloc(strlen(languageName) + 1); - strcpy(newComponent->languageName,languageName); - - newComponent->componentFlags = componentFlags; - - newComponent->theInterp = interp; - - Tcl_InitHashTable(&newComponent->contextTable, TCL_STRING_KEYS); - Tcl_InitHashTable(&newComponent->scriptTable, TCL_STRING_KEYS); - - if (tclOSAMakeContext(newComponent, global, &globalContext) != TCL_OK) { - sprintf(buffer, "%-6.6ld", globalContext); - Tcl_AppendResult(interp, "Error ", buffer, " making ", global, - " context.", (char *) NULL); - goto CleanUp; - } - - newComponent->languageID = scriptSubtype; - - newComponent->theName = (char *) ckalloc(strlen(cmdName) + 1 ); - strcpy(newComponent->theName, cmdName); - - Tcl_CreateCommand(interp, newComponent->theName, Tcl_OSAComponentCmd, - (ClientData) newComponent, tclOSAClose); - - /* - * Register the new component with the component table - */ - - ComponentTable = (Tcl_HashTable *) Tcl_GetAssocData(interp, - "OSAScript_CompTable", (Tcl_InterpDeleteProc **) NULL); - - if (ComponentTable == NULL) { - Tcl_AppendResult(interp, "Error, could not get the Component Table", - " from the Associated data.", (char *) NULL); - return (tclOSAComponent *) NULL; - } - - hashEntry = Tcl_CreateHashEntry(ComponentTable, - newComponent->theName, &newPtr); - Tcl_SetHashValue(hashEntry, (ClientData) newComponent); - - /* - * Set the active proc to call Tcl_DoOneEvent() while idle - */ - if (OSAGetActiveProc(newComponent->theComponent, - &newComponent->defActiveProc, &newComponent->defRefCon) != noErr ) { - /* TODO -- clean up here... */ - } - - myActiveProcUPP = NewOSAActiveUPP(TclOSAActiveProc); - OSASetActiveProc(newComponent->theComponent, - myActiveProcUPP, (long) newComponent); - return newComponent; - - CleanUp: - - ckfree((char *) newComponent); - return (tclOSAComponent *) NULL; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAClose -- - * - * This procedure closes the connection to an OSA component, and - * deletes all the script and context data associated with it. - * It is the command deletion callback for the component's command. - * - * Results: - * None - * - * Side effects: - * Closes the connection, and releases all the script data. - * - *---------------------------------------------------------------------- - */ - -void -tclOSAClose( - ClientData clientData) -{ - tclOSAComponent *theComponent = (tclOSAComponent *) clientData; - Tcl_HashEntry *hashEntry; - Tcl_HashSearch search; - tclOSAScript *theScript; - Tcl_HashTable *ComponentTable; - - /* - * Delete the context and script tables - * the memory for the language name, and - * the hash entry. - */ - - for (hashEntry = Tcl_FirstHashEntry(&theComponent->scriptTable, &search); - hashEntry != NULL; - hashEntry = Tcl_NextHashEntry(&search)) { - - theScript = (tclOSAScript *) Tcl_GetHashValue(hashEntry); - OSADispose(theComponent->theComponent, theScript->scriptID); - ckfree((char *) theScript); - Tcl_DeleteHashEntry(hashEntry); - } - - for (hashEntry = Tcl_FirstHashEntry(&theComponent->contextTable, &search); - hashEntry != NULL; - hashEntry = Tcl_NextHashEntry(&search)) { - - Tcl_DeleteHashEntry(hashEntry); - } - - ckfree(theComponent->languageName); - ckfree(theComponent->theName); - - /* - * Finally close the component - */ - - CloseComponent(theComponent->theComponent); - - ComponentTable = (Tcl_HashTable *) - Tcl_GetAssocData(theComponent->theInterp, - "OSAScript_CompTable", (Tcl_InterpDeleteProc **) NULL); - - if (ComponentTable == NULL) { - Tcl_Panic("Error, could not get the Component Table from the Associated data."); - } - - hashEntry = Tcl_FindHashEntry(ComponentTable, theComponent->theName); - if (hashEntry != NULL) { - Tcl_DeleteHashEntry(hashEntry); - } - - ckfree((char *) theComponent); -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAGetContextID -- - * - * This returns the context ID, given the component name. - * - * Results: - * A context ID - * - * Side effects: - * None - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAGetContextID( - tclOSAComponent *theComponent, - CONST char *contextName, - OSAID *theContext) -{ - Tcl_HashEntry *hashEntry; - tclOSAContext *contextStruct; - - if ((hashEntry = Tcl_FindHashEntry(&theComponent->contextTable, - contextName)) == NULL ) { - return TCL_ERROR; - } else { - contextStruct = (tclOSAContext *) Tcl_GetHashValue(hashEntry); - *theContext = contextStruct->contextID; - } - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAAddContext -- - * - * This adds the context ID, with the name contextName. If the - * name is passed in as a NULL string, space is malloc'ed for the - * string and a new name is made up, if the string is empty, you - * must have allocated enough space ( 24 characters is fine) for - * the name, which is made up and passed out. - * - * Results: - * Nothing - * - * Side effects: - * Adds the script context to the component's context table. - * - *---------------------------------------------------------------------- - */ - -static void -tclOSAAddContext( - tclOSAComponent *theComponent, - char *contextName, - const OSAID theContext) -{ - static unsigned short contextIndex = 0; - tclOSAContext *contextStruct; - Tcl_HashEntry *hashEntry; - int newPtr; - - if (contextName == NULL) { - contextName = ckalloc(16 + TCL_INTEGER_SPACE); - sprintf(contextName, "OSAContext%d", contextIndex++); - } else if (*contextName == '\0') { - sprintf(contextName, "OSAContext%d", contextIndex++); - } - - hashEntry = Tcl_CreateHashEntry(&theComponent->contextTable, - contextName, &newPtr); - - contextStruct = (tclOSAContext *) ckalloc(sizeof(tclOSAContext)); - contextStruct->contextID = theContext; - Tcl_SetHashValue(hashEntry,(ClientData) contextStruct); -} - -/* - *---------------------------------------------------------------------- - * - * tclOSADeleteContext -- - * - * This deletes the context struct, with the name contextName. - * - * Results: - * A normal Tcl result - * - * Side effects: - * Removes the script context to the component's context table, - * and deletes the data associated with it. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSADeleteContext( - tclOSAComponent *theComponent, - CONST char *contextName) -{ - Tcl_HashEntry *hashEntry; - tclOSAContext *contextStruct; - - hashEntry = Tcl_FindHashEntry(&theComponent->contextTable, contextName); - if (hashEntry == NULL) { - return TCL_ERROR; - } - /* - * Dispose of the script context data - */ - contextStruct = (tclOSAContext *) Tcl_GetHashValue(hashEntry); - OSADispose(theComponent->theComponent,contextStruct->contextID); - /* - * Then the hash entry - */ - ckfree((char *) contextStruct); - Tcl_DeleteHashEntry(hashEntry); - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAMakeContext -- - * - * This makes the context with name contextName, and returns the ID. - * - * Results: - * A standard Tcl result - * - * Side effects: - * Makes a new context, adds it to the context table, and returns - * the new contextID in the variable theContext. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAMakeContext( - tclOSAComponent *theComponent, - CONST char *contextName, - OSAID *theContext) -{ - AEDesc contextNameDesc = {typeNull, NULL}; - OSAError osaErr = noErr; - - AECreateDesc(typeChar, contextName, strlen(contextName), &contextNameDesc); - osaErr = OSAMakeContext(theComponent->theComponent, &contextNameDesc, - kOSANullScript, theContext); - - AEDisposeDesc(&contextNameDesc); - - if (osaErr == noErr) { - char name[24]; - strncpy(name, contextName, 23); - name[23] = '\0'; - tclOSAAddContext(theComponent, name, *theContext); - } else { - *theContext = (OSAID) osaErr; - return TCL_ERROR; - } - - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAStore -- - * - * This stores a script resource from the file named in fileName. - * - * Most of this routine is caged from the Tcl Source, from the - * Tcl_MacSourceCmd routine. This is good, since it ensures this - * follows the same convention for looking up files as Tcl. - * - * Returns - * A standard Tcl result. - * - * Side Effects: - * The given script data is stored in the file fileName. - * - *---------------------------------------------------------------------- - */ - -int -tclOSAStore( - Tcl_Interp *interp, - tclOSAComponent *theComponent, - CONST char *resourceName, - int resourceNumber, - CONST char *scriptName, - CONST char *fileName) -{ - Handle resHandle; - Str255 rezName; - int result = TCL_OK; - short saveRef, fileRef = -1; - char idStr[16 + TCL_INTEGER_SPACE]; - FSSpec fileSpec; - Tcl_DString ds, buffer; - CONST char *nativeName; - OSErr myErr = noErr; - OSAID scriptID; - Size scriptSize; - AEDesc scriptData; - - /* - * First extract the script data - */ - - if (tclOSAGetScriptID(theComponent, scriptName, &scriptID) != TCL_OK ) { - if (tclOSAGetContextID(theComponent, scriptName, &scriptID) - != TCL_OK) { - Tcl_AppendResult(interp, "Error getting script ", - scriptName, (char *) NULL); - return TCL_ERROR; - } - } - - myErr = OSAStore(theComponent->theComponent, scriptID, - typeOSAGenericStorage, kOSAModeNull, &scriptData); - if (myErr != noErr) { - sprintf(idStr, "%d", myErr); - Tcl_AppendResult(interp, "Error #", idStr, - " storing script ", scriptName, (char *) NULL); - return TCL_ERROR; - } - - /* - * Now try to open the output file - */ - - saveRef = CurResFile(); - - if (fileName != NULL) { - OSErr err; - - if (Tcl_TranslateFileName(interp, fileName, &buffer) == NULL) { - return TCL_ERROR; - } - nativeName = Tcl_UtfToExternalDString(NULL, Tcl_DStringValue(&buffer), - Tcl_DStringLength(&buffer), &ds); - err = FSpLocationFromPath(strlen(nativeName), nativeName, &fileSpec); - - Tcl_DStringFree(&ds); - Tcl_DStringFree(&buffer); - if ((err != noErr) && (err != fnfErr)) { - Tcl_AppendResult(interp, - "Error getting a location for the file: \"", - fileName, "\".", NULL); - return TCL_ERROR; - } - - FSpCreateResFileCompatTcl(&fileSpec, - 'WiSH', 'osas', smSystemScript); - myErr = ResError(); - - if ((myErr != noErr) && (myErr != dupFNErr)) { - sprintf(idStr, "%d", myErr); - Tcl_AppendResult(interp, "Error #", idStr, - " creating new resource file ", fileName, (char *) NULL); - result = TCL_ERROR; - goto rezEvalCleanUp; - } - - fileRef = FSpOpenResFileCompatTcl(&fileSpec, fsRdWrPerm); - if (fileRef == -1) { - Tcl_AppendResult(interp, "Error reading the file: \"", - fileName, "\".", NULL); - result = TCL_ERROR; - goto rezEvalCleanUp; - } - UseResFile(fileRef); - } else { - /* - * The default behavior will search through all open resource files. - * This may not be the behavior you desire. If you want the behavior - * of this call to *only* search the application resource fork, you - * must call UseResFile at this point to set it to the application - * file. This means you must have already obtained the application's - * fileRef when the application started up. - */ - } - - /* - * Load the resource by name - */ - if (resourceName != NULL) { - strcpy((char *) rezName + 1, resourceName); - rezName[0] = strlen(resourceName); - resHandle = Get1NamedResource('scpt', rezName); - myErr = ResError(); - if (resHandle == NULL) { - /* - * These signify either the resource or the resource - * type were not found - */ - if (myErr == resNotFound || myErr == noErr) { - short uniqueID; - while ((uniqueID = Unique1ID('scpt') ) < 128) {} - AddResource(scriptData.dataHandle, 'scpt', uniqueID, rezName); - WriteResource(resHandle); - result = TCL_OK; - goto rezEvalCleanUp; - } else { - /* - * This means there was some other error, for now - * I just bag out. - */ - sprintf(idStr, "%d", myErr); - Tcl_AppendResult(interp, "Error #", idStr, - " opening scpt resource named ", resourceName, - " in file ", fileName, (char *) NULL); - result = TCL_ERROR; - goto rezEvalCleanUp; - } - } - /* - * Or ID - */ - } else { - resHandle = Get1Resource('scpt', resourceNumber); - rezName[0] = 0; - rezName[1] = '\0'; - myErr = ResError(); - if (resHandle == NULL) { - /* - * These signify either the resource or the resource - * type were not found - */ - if (myErr == resNotFound || myErr == noErr) { - AddResource(scriptData.dataHandle, 'scpt', - resourceNumber, rezName); - WriteResource(resHandle); - result = TCL_OK; - goto rezEvalCleanUp; - } else { - /* - * This means there was some other error, for now - * I just bag out */ - sprintf(idStr, "%d", myErr); - Tcl_AppendResult(interp, "Error #", idStr, - " opening scpt resource named ", resourceName, - " in file ", fileName,(char *) NULL); - result = TCL_ERROR; - goto rezEvalCleanUp; - } - } - } - - /* - * We get to here if the resource exists - * we just copy into it... - */ - - scriptSize = GetHandleSize(scriptData.dataHandle); - SetHandleSize(resHandle, scriptSize); - HLock(scriptData.dataHandle); - HLock(resHandle); - BlockMove(*scriptData.dataHandle, *resHandle,scriptSize); - HUnlock(scriptData.dataHandle); - HUnlock(resHandle); - ChangedResource(resHandle); - WriteResource(resHandle); - result = TCL_OK; - goto rezEvalCleanUp; - - rezEvalError: - sprintf(idStr, "ID=%d", resourceNumber); - Tcl_AppendResult(interp, "The resource \"", - (resourceName != NULL ? resourceName : idStr), - "\" could not be loaded from ", - (fileName != NULL ? fileName : "application"), - ".", NULL); - - rezEvalCleanUp: - if (fileRef != -1) { - CloseResFile(fileRef); - } - - UseResFile(saveRef); - - return result; -} - -/*---------------------------------------------------------------------- - * - * tclOSALoad -- - * - * This loads a script resource from the file named in fileName. - * Most of this routine is caged from the Tcl Source, from the - * Tcl_MacSourceCmd routine. This is good, since it ensures this - * follows the same convention for looking up files as Tcl. - * - * Returns - * A standard Tcl result. - * - * Side Effects: - * A new script element is created from the data in the file. - * The script ID is passed out in the variable resultID. - * - *---------------------------------------------------------------------- - */ - -int -tclOSALoad( - Tcl_Interp *interp, - tclOSAComponent *theComponent, - CONST char *resourceName, - int resourceNumber, - CONST char *fileName, - OSAID *resultID) -{ - Handle sourceData; - Str255 rezName; - int result = TCL_OK; - short saveRef, fileRef = -1; - char idStr[16 + TCL_INTEGER_SPACE]; - FSSpec fileSpec; - Tcl_DString ds, buffer; - CONST char *nativeName; - - saveRef = CurResFile(); - - if (fileName != NULL) { - OSErr err; - - if (Tcl_TranslateFileName(interp, fileName, &buffer) == NULL) { - return TCL_ERROR; - } - nativeName = Tcl_UtfToExternalDString(NULL, Tcl_DStringValue(&buffer), - Tcl_DStringLength(&buffer), &ds); - err = FSpLocationFromPath(strlen(nativeName), nativeName, &fileSpec); - Tcl_DStringFree(&ds); - Tcl_DStringFree(&buffer); - if (err != noErr) { - Tcl_AppendResult(interp, "Error finding the file: \"", - fileName, "\".", NULL); - return TCL_ERROR; - } - - fileRef = FSpOpenResFileCompatTcl(&fileSpec, fsRdPerm); - if (fileRef == -1) { - Tcl_AppendResult(interp, "Error reading the file: \"", - fileName, "\".", NULL); - return TCL_ERROR; - } - UseResFile(fileRef); - } else { - /* - * The default behavior will search through all open resource files. - * This may not be the behavior you desire. If you want the behavior - * of this call to *only* search the application resource fork, you - * must call UseResFile at this point to set it to the application - * file. This means you must have already obtained the application's - * fileRef when the application started up. - */ - } - - /* - * Load the resource by name or ID - */ - if (resourceName != NULL) { - strcpy((char *) rezName + 1, resourceName); - rezName[0] = strlen(resourceName); - sourceData = GetNamedResource('scpt', rezName); - } else { - sourceData = GetResource('scpt', (short) resourceNumber); - } - - if (sourceData == NULL) { - result = TCL_ERROR; - } else { - AEDesc scriptDesc; - OSAError osaErr; - - scriptDesc.descriptorType = typeOSAGenericStorage; - scriptDesc.dataHandle = sourceData; - - osaErr = OSALoad(theComponent->theComponent, &scriptDesc, - kOSAModeNull, resultID); - - ReleaseResource(sourceData); - - if (osaErr != noErr) { - result = TCL_ERROR; - goto rezEvalError; - } - - goto rezEvalCleanUp; - } - - rezEvalError: - sprintf(idStr, "ID=%d", resourceNumber); - Tcl_AppendResult(interp, "The resource \"", - (resourceName != NULL ? resourceName : idStr), - "\" could not be loaded from ", - (fileName != NULL ? fileName : "application"), - ".", NULL); - - rezEvalCleanUp: - if (fileRef != -1) { - CloseResFile(fileRef); - } - - UseResFile(saveRef); - - return result; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAGetScriptID -- - * - * This returns the context ID, gibven the component name. - * - * Results: - * A standard Tcl result - * - * Side effects: - * Passes out the script ID in the variable scriptID. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAGetScriptID( - tclOSAComponent *theComponent, - CONST char *scriptName, - OSAID *scriptID) -{ - tclOSAScript *theScript; - - theScript = tclOSAGetScript(theComponent, scriptName); - if (theScript == NULL) { - return TCL_ERROR; - } - - *scriptID = theScript->scriptID; - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAAddScript -- - * - * This adds a script to theComponent's script table, with the - * given name & ID. - * - * Results: - * A standard Tcl result - * - * Side effects: - * Adds an element to the component's script table. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSAAddScript( - tclOSAComponent *theComponent, - char *scriptName, - long modeFlags, - OSAID scriptID) -{ - Tcl_HashEntry *hashEntry; - int newPtr; - static int scriptIndex = 0; - tclOSAScript *theScript; - - if (*scriptName == '\0') { - sprintf(scriptName, "OSAScript%d", scriptIndex++); - } - - hashEntry = Tcl_CreateHashEntry(&theComponent->scriptTable, - scriptName, &newPtr); - if (newPtr == 0) { - theScript = (tclOSAScript *) Tcl_GetHashValue(hashEntry); - OSADispose(theComponent->theComponent, theScript->scriptID); - } else { - theScript = (tclOSAScript *) ckalloc(sizeof(tclOSAScript)); - if (theScript == NULL) { - return TCL_ERROR; - } - } - - theScript->scriptID = scriptID; - theScript->languageID = theComponent->languageID; - theScript->modeFlags = modeFlags; - - Tcl_SetHashValue(hashEntry,(ClientData) theScript); - - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAGetScriptID -- - * - * This returns the script structure, given the component and script name. - * - * Results: - * A pointer to the script structure. - * - * Side effects: - * None - * - *---------------------------------------------------------------------- - */ - -static tclOSAScript * -tclOSAGetScript( - tclOSAComponent *theComponent, - CONST char *scriptName) -{ - Tcl_HashEntry *hashEntry; - - hashEntry = Tcl_FindHashEntry(&theComponent->scriptTable, scriptName); - if (hashEntry == NULL) { - return NULL; - } - - return (tclOSAScript *) Tcl_GetHashValue(hashEntry); -} - -/* - *---------------------------------------------------------------------- - * - * tclOSADeleteScript -- - * - * This deletes the script given by scriptName. - * - * Results: - * A standard Tcl result - * - * Side effects: - * Deletes the script from the script table, and frees up the - * resources associated with it. If there is an error, then - * space for the error message is malloc'ed, and passed out in - * the variable errMsg. - * - *---------------------------------------------------------------------- - */ - -static int -tclOSADeleteScript( - tclOSAComponent *theComponent, - CONST char *scriptName, - char *errMsg) -{ - Tcl_HashEntry *hashEntry; - tclOSAScript *scriptPtr; - - hashEntry = Tcl_FindHashEntry(&theComponent->scriptTable, scriptName); - if (hashEntry == NULL) { - errMsg = ckalloc(17); - strcpy(errMsg,"Script not found"); - return TCL_ERROR; - } - - scriptPtr = (tclOSAScript *) Tcl_GetHashValue(hashEntry); - OSADispose(theComponent->theComponent, scriptPtr->scriptID); - ckfree((char *) scriptPtr); - Tcl_DeleteHashEntry(hashEntry); - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * TclOSAActiveProc -- - * - * This is passed to each component. It is run periodically - * during script compilation and script execution. It in turn - * calls Tcl_DoOneEvent to process the event queue. We also call - * the default Active proc which will let the user cancel the script - * by hitting Command-. - * - * Results: - * A standard MacOS system error - * - * Side effects: - * Any Tcl code may run while calling Tcl_DoOneEvent. - * - *---------------------------------------------------------------------- - */ - -static pascal OSErr -TclOSAActiveProc( - long refCon) -{ - tclOSAComponent *theComponent = (tclOSAComponent *) refCon; - - Tcl_DoOneEvent(TCL_DONT_WAIT); - InvokeOSAActiveUPP(theComponent->defRefCon, theComponent->defActiveProc); - - return noErr; -} - -/* - *---------------------------------------------------------------------- - * - * ASCIICompareProc -- - * - * Trivial ascii compare for use with qsort. - * - * Results: - * strcmp of the two input strings - * - * Side effects: - * None - * - *---------------------------------------------------------------------- - */ -static int -ASCIICompareProc(const void *first,const void *second) -{ - int order; - - char *firstString = *((char **) first); - char *secondString = *((char **) second); - - order = strcmp(firstString, secondString); - - return order; -} - -#define REALLOC_INCR 30 -/* - *---------------------------------------------------------------------- - * - * getSortedHashKeys -- - * - * returns an alphabetically sorted list of the keys of the hash - * theTable which match the string "pattern" in the DString - * theResult. pattern == NULL matches all. - * - * Results: - * None - * - * Side effects: - * ReInitializes the DString theResult, then copies the names of - * the matching keys into the string as list elements. - * - *---------------------------------------------------------------------- - */ - -static void -getSortedHashKeys( - Tcl_HashTable *theTable, - CONST char *pattern, - Tcl_DString *theResult) -{ - Tcl_HashSearch search; - Tcl_HashEntry *hPtr; - Boolean compare = true; - char *keyPtr; - static char **resultArgv = NULL; - static int totSize = 0; - int totElem = 0, i; - - if (pattern == NULL || *pattern == '\0' || - (*pattern == '*' && *(pattern + 1) == '\0')) { - compare = false; - } - - for (hPtr = Tcl_FirstHashEntry(theTable,&search), totElem = 0; - hPtr != NULL; hPtr = Tcl_NextHashEntry(&search)) { - - keyPtr = (char *) Tcl_GetHashKey(theTable, hPtr); - if (!compare || Tcl_StringMatch(keyPtr, pattern)) { - totElem++; - if (totElem >= totSize) { - totSize += REALLOC_INCR; - resultArgv = (char **) ckrealloc((char *) resultArgv, - totSize * sizeof(char *)); - } - resultArgv[totElem - 1] = keyPtr; - } - } - - Tcl_DStringInit(theResult); - if (totElem == 1) { - Tcl_DStringAppendElement(theResult, resultArgv[0]); - } else if (totElem > 1) { - qsort((VOID *) resultArgv, (size_t) totElem, sizeof (char *), - ASCIICompareProc); - - for (i = 0; i < totElem; i++) { - Tcl_DStringAppendElement(theResult, resultArgv[i]); - } - } -} - -/* - *---------------------------------------------------------------------- - * - * prepareScriptData -- - * - * Massages the input data in the argv array, concating the - * elements, with a " " between each, and replacing \n with \r, - * and \\n with " ". Puts the result in the the DString scrptData, - * and copies the result to the AEdesc scrptDesc. - * - * Results: - * Standard Tcl result - * - * Side effects: - * Creates a new Handle (with AECreateDesc) for the script data. - * Stores the script in scrptData, or the error message if there - * is an error creating the descriptor. - * - *---------------------------------------------------------------------- - */ - -static int -prepareScriptData( - int argc, - CONST char **argv, - Tcl_DString *scrptData, - AEDesc *scrptDesc) -{ - char * ptr; - int i; - char buffer[7]; - OSErr sysErr = noErr; - Tcl_DString encodedText; - - Tcl_DStringInit(scrptData); - - for (i = 0; i < argc; i++) { - Tcl_DStringAppend(scrptData, argv[i], -1); - Tcl_DStringAppend(scrptData, " ", 1); - } - - /* - * First replace the \n's with \r's in the script argument - * Also replace "\\n" with " ". - */ - - for (ptr = scrptData->string; *ptr != '\0'; ptr++) { - if (*ptr == '\n') { - *ptr = '\r'; - } else if (*ptr == '\\') { - if (*(ptr + 1) == '\n') { - *ptr = ' '; - *(ptr + 1) = ' '; - } - } - } - - Tcl_UtfToExternalDString(NULL, Tcl_DStringValue(scrptData), - Tcl_DStringLength(scrptData), &encodedText); - sysErr = AECreateDesc(typeChar, Tcl_DStringValue(&encodedText), - Tcl_DStringLength(&encodedText), scrptDesc); - Tcl_DStringFree(&encodedText); - - if (sysErr != noErr) { - sprintf(buffer, "%6d", sysErr); - Tcl_DStringFree(scrptData); - Tcl_DStringAppend(scrptData, "Error #", 7); - Tcl_DStringAppend(scrptData, buffer, -1); - Tcl_DStringAppend(scrptData, " creating Script Data Descriptor.", 33); - return TCL_ERROR; - } - - return TCL_OK; -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAResultFromID -- - * - * Gets a human readable version of the result from the script ID - * and returns it in the result of the interpreter interp - * - * Results: - * None - * - * Side effects: - * Sets the result of interp to the human readable version of resultID. - * - * - *---------------------------------------------------------------------- - */ - -void -tclOSAResultFromID( - Tcl_Interp *interp, - ComponentInstance theComponent, - OSAID resultID ) -{ - OSErr myErr = noErr; - AEDesc resultDesc; - Tcl_DString resultStr; - - Tcl_DStringInit(&resultStr); - - myErr = OSADisplay(theComponent, resultID, typeChar, - kOSAModeNull, &resultDesc); - Tcl_DStringAppend(&resultStr, (char *) *resultDesc.dataHandle, - GetHandleSize(resultDesc.dataHandle)); - Tcl_DStringResult(interp,&resultStr); -} - -/* - *---------------------------------------------------------------------- - * - * tclOSAASError -- - * - * Gets the error message from the AppleScript component, and adds - * it to interp's result. If the script data is known, will point - * out the offending bit of code. This MUST BE A NULL TERMINATED - * C-STRING, not a typeChar. - * - * Results: - * None - * - * Side effects: - * Sets the result of interp to error, plus the relevant portion - * of the script. - * - *---------------------------------------------------------------------- - */ - -void -tclOSAASError( - Tcl_Interp * interp, - ComponentInstance theComponent, - char *scriptData ) -{ - OSErr myErr = noErr; - AEDesc errResult,errLimits; - Tcl_DString errStr; - DescType returnType; - Size returnSize; - short srcStart,srcEnd; - char buffer[16]; - - Tcl_DStringInit(&errStr); - Tcl_DStringAppend(&errStr, "An AppleScript error was encountered.\n", -1); - - OSAScriptError(theComponent, kOSAErrorNumber, - typeShortInteger, &errResult); - - sprintf(buffer, "Error #%-6.6d\n", (short int) **errResult.dataHandle); - - AEDisposeDesc(&errResult); - - Tcl_DStringAppend(&errStr,buffer, 15); - - OSAScriptError(theComponent, kOSAErrorMessage, typeChar, &errResult); - Tcl_DStringAppend(&errStr, (char *) *errResult.dataHandle, - GetHandleSize(errResult.dataHandle)); - AEDisposeDesc(&errResult); - - if (scriptData != NULL) { - int lowerB, upperB; - - myErr = OSAScriptError(theComponent, kOSAErrorRange, - typeOSAErrorRange, &errResult); - - myErr = AECoerceDesc(&errResult, typeAERecord, &errLimits); - myErr = AEGetKeyPtr(&errLimits, keyOSASourceStart, - typeShortInteger, &returnType, &srcStart, - sizeof(short int), &returnSize); - myErr = AEGetKeyPtr(&errLimits, keyOSASourceEnd, typeShortInteger, - &returnType, &srcEnd, sizeof(short int), &returnSize); - AEDisposeDesc(&errResult); - AEDisposeDesc(&errLimits); - - Tcl_DStringAppend(&errStr, "\nThe offending bit of code was:\n\t", -1); - /* - * Get the full line on which the error occured: - */ - for (lowerB = srcStart; lowerB > 0; lowerB--) { - if (*(scriptData + lowerB ) == '\r') { - lowerB++; - break; - } - } - - for (upperB = srcEnd; *(scriptData + upperB) != '\0'; upperB++) { - if (*(scriptData + upperB) == '\r') { - break; - } - } - - Tcl_DStringAppend(&errStr, scriptData+lowerB, srcStart - lowerB); - Tcl_DStringAppend(&errStr, "_", 1); - Tcl_DStringAppend(&errStr, scriptData+srcStart, upperB - srcStart); - } - - Tcl_DStringResult(interp,&errStr); -} - -/* - *---------------------------------------------------------------------- - * - * GetRawDataFromDescriptor -- - * - * Get the data from a descriptor. - * - * Results: - * None - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -static void -GetRawDataFromDescriptor( - AEDesc *theDesc, - Ptr destPtr, - Size destMaxSize, - Size *actSize) - { - Size copySize; - - if (theDesc->dataHandle) { - HLock((Handle)theDesc->dataHandle); - *actSize = GetHandleSize((Handle)theDesc->dataHandle); - copySize = *actSize < destMaxSize ? *actSize : destMaxSize; - BlockMove(*theDesc->dataHandle, destPtr, copySize); - HUnlock((Handle)theDesc->dataHandle); - } else { - *actSize = 0; - } - - } - -/* - *---------------------------------------------------------------------- - * - * GetRawDataFromDescriptor -- - * - * Get the data from a descriptor. Assume it's a C string. - * - * Results: - * None - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -static OSErr -GetCStringFromDescriptor( - AEDesc *sourceDesc, - char *resultStr, - Size resultMaxSize, - Size *resultSize) -{ - OSErr err; - AEDesc resultDesc; - - resultDesc.dataHandle = nil; - - err = AECoerceDesc(sourceDesc, typeChar, &resultDesc); - - if (!err) { - GetRawDataFromDescriptor(&resultDesc, (Ptr) resultStr, - resultMaxSize - 1, resultSize); - resultStr[*resultSize] = 0; - } else { - err = errAECoercionFail; - } - - if (resultDesc.dataHandle) { - AEDisposeDesc(&resultDesc); - } - - return err; -} |