X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=KernelLand%2FKernel%2Fdrv%2Fpty.c;h=d1f74c58d8fe47eab82114efa7c951b6f58119fe;hb=9a9053e91df6e08761e2ce72be350c5c2233153b;hp=862997a94ca204796254ba1f7eef4314232bc69d;hpb=9382d3191512d5194a6d31f220a508f242449439;p=tpg%2Facess2.git

diff --git a/KernelLand/Kernel/drv/pty.c b/KernelLand/Kernel/drv/pty.c
index 862997a9..d1f74c58 100644
--- a/KernelLand/Kernel/drv/pty.c
+++ b/KernelLand/Kernel/drv/pty.c
@@ -85,6 +85,7 @@ tVFS_NodeType	gPTY_NodeType_Root = {
 };
 tVFS_NodeType	gPTY_NodeType_Client = {
 	.TypeName = "PTY-Client",
+	.Flags = VFS_NODETYPEFLAG_STREAM,
 	.Read = PTY_ReadClient,
 	.Write = PTY_WriteClient,
 	.IOCtl = PTY_IOCtl,
@@ -93,6 +94,7 @@ tVFS_NodeType	gPTY_NodeType_Client = {
 };
 tVFS_NodeType	gPTY_NodeType_Server = {
 	.TypeName = "PTY-Server",
+	.Flags = VFS_NODETYPEFLAG_STREAM,
 	.Read = PTY_ReadServer,
 	.Write = PTY_WriteServer,
 	.IOCtl = PTY_IOCtl,
@@ -235,6 +237,7 @@ tPTY *PTY_Create(const char *Name, void *Handle, tPTY_OutputFcn Output, tPTY_Req
 	if( InitialMode )
 		ret->Mode = *InitialMode;
 	// - Client node
+	ret->ClientNode.Size = -1;
 	ret->ClientNode.ImplPtr = ret;
 	ret->ClientNode.Type = &gPTY_NodeType_Client;
 	ret->ClientNode.UID = Threads_GetUID();
@@ -308,7 +311,8 @@ int PTY_SetAttrib(tPTY *PTY, const struct ptydims *Dims, const struct ptymode *M
 		else
 		{
 			// SIGWINSZ to client
-			Threads_SignalGroup(PTY->ControllingProcGroup, SIGWINCH);
+			if( PTY->ControllingProcGroup > 0 )
+				Threads_SignalGroup(PTY->ControllingProcGroup, SIGWINCH);
 		}
 		LOG("PTY %p dims set to %ix%i", PTY, Dims->W, Dims->H);
 		PTY->Dims = *Dims;
@@ -386,12 +390,13 @@ size_t PTY_int_SendInput(tPTY *PTY, const char *Input, size_t Length)
 	
 	if( PTY->Mode.InputMode & PTYIMODE_CANON )
 	{
-		const char	char_bs = '\b';
+		
 		switch(Input[0])
 		{
 		case 3:	// INTR - ^C
 			// Send SIGINT
-			Threads_SignalGroup(PTY->ControllingProcGroup, SIGINT);
+			if( PTY->ControllingProcGroup > 0 )
+				Threads_SignalGroup(PTY->ControllingProcGroup, SIGINT);
 			print = 0;
 			break;
 		case 4:	// EOF - ^D
@@ -401,17 +406,21 @@ size_t PTY_int_SendInput(tPTY *PTY, const char *Input, size_t Length)
 			print = 0;
 			break;
 		case 8:	// Backspace
-			if(PTY->LineLength != 0)
+			if(PTY->LineLength != 0) {
 				PTY->LineLength --;
+				PTY_WriteClient(&PTY->ClientNode, 0, 3, "\b \b", 0);
+			}
+			print = 0;
 			break;
 		case 'w'-'a':	// Word erase
 			while(PTY->LineLength != 0 && isalnum(PTY->LineData[--PTY->LineLength]))
-				PTY_WriteClient(&PTY->ClientNode, 0, 1, &char_bs, 0);
+				PTY_WriteClient(&PTY->ClientNode, 0, 1, "\b", 0);
+			PTY_WriteClient(&PTY->ClientNode, 0, 3, "\x1b[K", 0);
 			print = 0;
 			break;
 		case 'u'-'a':	// Kill
-			while(PTY->LineLength > 0)
-				PTY_WriteClient(&PTY->ClientNode, 0, 1, &char_bs, 0);
+			PTY_WriteClient(&PTY->ClientNode, 0, 8, "\x1b[2K\x1b[0G", 0);
+			PTY->LineLength = 0;
 			print = 0;
 			break;
 		case 'v'-'a':
@@ -618,12 +627,14 @@ size_t PTY_WriteClient(tVFS_Node *Node, off_t Offset, size_t Length, const void
 	// If the server has terminated, send SIGPIPE
 	if( pty->ServerNode && pty->ServerNode->ReferenceCount == 0 )
 	{
+		LOG("SIGPIPE, server has terminated");
 		Threads_PostSignal(SIGPIPE);
 		errno = EIO;
 		return -1;
 	}	
 
 	// Write to either FIFO or directly to output function
+	LOG("pty->OutputFcn = %p", pty->OutputFcn);
 	if( pty->OutputFcn ) {
 		pty->OutputFcn(pty->OutputHandle, Length, Buffer);
 		return Length;
@@ -804,6 +815,8 @@ int PTY_IOCtl(tVFS_Node *Node, int ID, void *Data)
 	
 	int	is_server = !pty || Node == pty->ServerNode;
 
+	LOG("(%i,%p) %s", ID, Data, (is_server?"Server":"Client"));
+
 	switch(ID)
 	{
 	case DRV_IOCTL_TYPE:	return DRV_TYPE_TERMINAL;