Mods by Alexandre Parenteau to allow embedding programs to disable the MacPython console window completely, and optionally route console output (and input) to routines provided by the embedding app.

Things don't fully work yet, but at least it doesn't break anything.

1 files changed, 78 insertions, 39 deletions

diff --git a/Mac/Python/pyGUSISIOUX.cp b/Mac/Python/pyGUSISIOUX.cp
index f26216b..40670d8 100644
--- a/Mac/Python/pyGUSISIOUX.cp
+++ b/Mac/Python/pyGUSISIOUX.cp
@@ -30,6 +30,12 @@
 #include "macglue.h"
 extern Boolean SIOUXUseWaitNextEvent;
 
+static PyReadHandler sInConsole = 0L;
+static PyWriteHandler sOutConsole = 0L;
+static PyWriteHandler sErrConsole = 0L;
+
+inline bool hasCustomConsole(void) { return sInConsole != 0L; }
+
 class GUSISIOUXSocket : public GUSISocket {
 public:
 	~GUSISIOUXSocket();
@@ -42,14 +48,12 @@ virtual int	fstat(struct stat * buf);
 virtual int	isatty();
 bool select(bool * canRead, bool * canWrite, bool *);
 
-	static GUSISIOUXSocket *	Instance();
-private:
-	static GUSISIOUXSocket *	sInstance;
-	
-	GUSISIOUXSocket();
-	bool initialized;
-	void Initialize();
-	bool fDelayConsole;
+	static GUSISIOUXSocket *	Instance(int fd);
+private:	
+	GUSISIOUXSocket(int fd);
+	static bool initialized;
+	static void Initialize();
+	int fFd;
 };
 class GUSISIOUXDevice : public GUSIDevice {
 public:
@@ -63,28 +67,19 @@ private:
 	
 	static GUSISIOUXDevice *	sInstance;
 };
-GUSISIOUXSocket * GUSISIOUXSocket::sInstance;
 
-GUSISIOUXSocket * GUSISIOUXSocket::Instance()
+GUSISIOUXSocket * GUSISIOUXSocket::Instance(int fd)
 {
-	if (!sInstance)
-		if (sInstance = new GUSISIOUXSocket)
-			sInstance->AddReference();
-
-	return sInstance;
+	return new GUSISIOUXSocket(fd);
 }
 // This declaration lies about the return type
 extern "C" void SIOUXHandleOneEvent(EventRecord *userevent);
 
-GUSISIOUXSocket::GUSISIOUXSocket() 
+bool GUSISIOUXSocket::initialized = false;
+
+GUSISIOUXSocket::GUSISIOUXSocket(int fd) : fFd(fd) 
 {
-	if (PyMac_GetDelayConsoleFlag())
-		fDelayConsole = true;
-	else
-		fDelayConsole = false;
-	if ( fDelayConsole )
-		initialized = 0;
-	else
+	if (!PyMac_GetDelayConsoleFlag() && !hasCustomConsole() && !initialized)
 		Initialize();
 	/* Tell the upper layers there's no unseen output */
 	PyMac_OutputSeen();
@@ -93,24 +88,39 @@ GUSISIOUXSocket::GUSISIOUXSocket()
 void
 GUSISIOUXSocket::Initialize()
 {
-	initialized = 1;
-	InstallConsole(0);
-	GUSISetHook(GUSI_EventHook+nullEvent, 	(GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+mouseDown, 	(GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+mouseUp, 	(GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+updateEvt, 	(GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+diskEvt, 	(GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+activateEvt, (GUSIHook)SIOUXHandleOneEvent);
-	GUSISetHook(GUSI_EventHook+osEvt, 		(GUSIHook)SIOUXHandleOneEvent);
-	PyMac_InitMenuBar();
+	if(!initialized && !hasCustomConsole())
+	{
+		initialized = true;
+		InstallConsole(0);
+		GUSISetHook(GUSI_EventHook+nullEvent, 	(GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+mouseDown, 	(GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+mouseUp, 	(GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+updateEvt, 	(GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+diskEvt, 	(GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+activateEvt, (GUSIHook)SIOUXHandleOneEvent);
+		GUSISetHook(GUSI_EventHook+osEvt, 		(GUSIHook)SIOUXHandleOneEvent);
+		PyMac_InitMenuBar();
+	}
 }
 GUSISIOUXSocket::~GUSISIOUXSocket()
 {
-	if ( !initialized ) return;
+	if ( !initialized || hasCustomConsole() )
+		return;
+	
+	initialized = false;
 	RemoveConsole();
 }
 ssize_t GUSISIOUXSocket::read(const GUSIScatterer & buffer)
 {
+	if(hasCustomConsole())
+	{
+		if(fFd == 0)
+			return buffer.SetLength(
+				sInConsole((char *) buffer.Buffer(), (int)buffer.Length()));
+		
+		return 0;
+	}
+	
 	if ( !initialized ) Initialize();
 	GUSIStdioFlush();
 	PyMac_OutputSeen();
@@ -121,6 +131,16 @@ ssize_t GUSISIOUXSocket::read(const GUSIScatterer & buffer)
 }
 ssize_t GUSISIOUXSocket::write(const GUSIGatherer & buffer)
 {
+	if(hasCustomConsole())
+	{
+		if(fFd == 1)
+			return sOutConsole((char *) buffer.Buffer(), (int)buffer.Length());
+		else if(fFd == 2)
+			return sErrConsole((char *) buffer.Buffer(), (int)buffer.Length());
+		
+		return 0;
+	}
+	
 	ssize_t rv;
 			
 	if ( !initialized ) Initialize();
@@ -198,14 +218,33 @@ bool GUSISIOUXDevice::Want(GUSIFileToken & file)
 }
 GUSISocket * GUSISIOUXDevice::open(GUSIFileToken &, int)
 {
-	return GUSISIOUXSocket::Instance();
+	return GUSISIOUXSocket::Instance(1);
 }
 void GUSISetupConsoleDescriptors()
 {
 	GUSIDescriptorTable * table = GUSIDescriptorTable::Instance();
-	GUSISIOUXSocket *     SIOUX = GUSISIOUXSocket::Instance();
 	
-	table->InstallSocket(SIOUX);
-	table->InstallSocket(SIOUX);
-	table->InstallSocket(SIOUX);
+	table->InstallSocket(GUSISIOUXSocket::Instance(0));
+	table->InstallSocket(GUSISIOUXSocket::Instance(1));
+	table->InstallSocket(GUSISIOUXSocket::Instance(2));
+}
+
+void PyMac_SetConsoleHandler(PyReadHandler stdinH, PyWriteHandler stdoutH, PyWriteHandler stderrH)
+{
+	if(stdinH && stdoutH && stderrH)
+	{
+		sInConsole = stdinH;
+		sOutConsole = stdoutH;
+		sErrConsole = stderrH;
+	}
+}
+
+long PyMac_DummyReadHandler(char *buffer, long n)
+{
+	return 0;
+}
+
+long PyMac_DummyWriteHandler(char *buffer, long n)
+{
+	return 0;
 }