Usermode/ld-acess - Clean up loadlib.c, improved debug

[tpg/acess2.git] / KernelLand / Kernel / drv / vterm_output.c

diff --git a/KernelLand/Kernel/drv/vterm_output.c b/KernelLand/Kernel/drv/vterm_output.c
index 79afaa7..95c552f 100644 (file)
--- a/KernelLand/Kernel/drv/vterm_output.c
+++ b/KernelLand/Kernel/drv/vterm_output.c
@@ -5,9 +5,9 @@
  * drv/vterm_input.c
  * - Virtual Terminal - Input code
  */
+#define DEBUG  0
 #include "vterm.h"
 #include <api_drv_video.h>
-#define DEBUG  0
 
 // === CODE ===
 /**
@@ -94,7 +94,7 @@ void VT_int_UpdateCursor( tVTerm *Term, int bShow )
 
        if( Term != gpVT_CurTerm )      return ;
        
-       ENTER("pTerm bShow", Term, Show);
+       ENTER("pTerm bShow", Term, bShow);
 
        if( !bShow )
        {
@@ -135,10 +135,13 @@ void VT_int_UpdateCursor( tVTerm *Term, int bShow )
  */
 void VT_int_UpdateScreen( tVTerm *Term, int UpdateAll )
 {
-       // Only update if this is the current terminal
-       if( Term != gpVT_CurTerm )      return;
-
        ENTER("pTerm iUpdateAll", Term, UpdateAll);
+       // Only update if this is the current terminal
+       if( Term != gpVT_CurTerm ) {
+               LOG("Term != gpVT_CurTerm (%p)", gpVT_CurTerm);
+               LEAVE('-');
+               return;
+       }
                
        switch( Term->Mode )
        {
@@ -146,7 +149,7 @@ void VT_int_UpdateScreen( tVTerm *Term, int UpdateAll )
                size_t view_pos = (Term->Flags & VT_FLAG_ALTBUF) ? 0 : Term->ViewTopRow*Term->TextWidth;
                const tVT_Pos *wrpos = VT_int_GetWritePosPtr(Term);
                const tVT_Char *buffer = (Term->Flags & VT_FLAG_ALTBUF) ? Term->AltBuf : Term->Text;
-               LOG("view_pos = %i, wrpos = %p, buffer=%p", view_pos, wrpos, buffer);
+               LOG("view_pos = %i, wrpos = %p (R%i,C%i), buffer=%p", view_pos, wrpos, wrpos->Row, wrpos->Col, buffer);
                // Re copy the entire screen?
                if(UpdateAll) {
                        VFS_WriteAt(
@@ -159,6 +162,7 @@ void VT_int_UpdateScreen( tVTerm *Term, int UpdateAll )
                // Only copy the current line
                else {
                        size_t  ofs = wrpos->Row * Term->TextWidth;
+                       LOG("ofs = %i", ofs);
                        VFS_WriteAt(
                                giVT_OutputDevHandle,
                                (ofs - view_pos)*sizeof(tVT_Char),