Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 215 insertions, 0 deletions

diff --git a/gdb/tui/tuiCommand.c b/gdb/tui/tuiCommand.c
new file mode 100644
index 0000000..454dc62
--- /dev/null
+++ b/gdb/tui/tuiCommand.c
@@ -0,0 +1,215 @@
+/*
+** tuiCommand.c
+**     This module contains functions specific to command window processing.
+*/
+
+
+#include "defs.h"
+#include "tui.h"
+#include "tuiData.h"
+#include "tuiWin.h"
+#include "tuiIO.h"
+
+
+/*****************************************
+** STATIC LOCAL FUNCTIONS FORWARD DECLS    **
+******************************************/
+
+
+
+/*****************************************
+** PUBLIC FUNCTIONS                        **
+******************************************/
+
+/*
+** tuiDispatchCtrlChar().
+**        Dispatch the correct tui function based upon the control character.
+*/
+unsigned int
+#ifdef __STDC__
+tuiDispatchCtrlChar (
+		      unsigned int ch)
+#else
+tuiDispatchCtrlChar (ch)
+     unsigned int ch;
+#endif
+{
+  TuiWinInfoPtr winInfo = tuiWinWithFocus ();
+
+  /*
+    ** If the command window has the logical focus, or no-one does
+    ** assume it is the command window; in this case, pass the
+    ** character on through and do nothing here.
+    */
+  if (winInfo == (TuiWinInfoPtr) NULL || winInfo == cmdWin)
+    return ch;
+  else
+    {
+      unsigned int c = 0, chCopy = ch;
+      register int i;
+      char *term;
+
+      /* If this is an xterm, page next/prev keys aren't returned
+        ** by keypad as a single char, so we must handle them here.
+        ** Seems like a bug in the curses library?
+        */
+      term = (char *) getenv ("TERM");
+      for (i = 0; (term && term[i]); i++)
+	term[i] = toupper (term[i]);
+      if ((strcmp (term, "XTERM") == 0) && m_isStartSequence (ch))
+	{
+	  unsigned int pageCh = 0, tmpChar;
+
+	  tmpChar = 0;
+	  while (!m_isEndSequence (tmpChar))
+	    {
+	      tmpChar = (int) wgetch (cmdWin->generic.handle);
+	      if (!tmpChar)
+		break;
+	      if (tmpChar == 53)
+		pageCh = KEY_PPAGE;
+	      else if (tmpChar == 54)
+		pageCh = KEY_NPAGE;
+	    }
+	  chCopy = pageCh;
+	}
+
+      switch (chCopy)
+	{
+	case KEY_NPAGE:
+	  tuiScrollForward (winInfo, 0);
+	  break;
+	case KEY_PPAGE:
+	  tuiScrollBackward (winInfo, 0);
+	  break;
+	case KEY_DOWN:
+	case KEY_SF:
+	  tuiScrollForward (winInfo, 1);
+	  break;
+	case KEY_UP:
+	case KEY_SR:
+	  tuiScrollBackward (winInfo, 1);
+	  break;
+	case KEY_RIGHT:
+	  tuiScrollLeft (winInfo, 1);
+	  break;
+	case KEY_LEFT:
+	  tuiScrollRight (winInfo, 1);
+	  break;
+	case '\f':
+	  tuiRefreshAll ();
+	  break;
+	default:
+	  c = chCopy;
+	  break;
+	}
+      return c;
+    }
+}				/* tuiDispatchCtrlChar */
+
+
+/*
+** tuiIncrCommandCharCountBy()
+**     Increment the current character count in the command window,
+**     checking for overflow.  Returns the new value of the char count.
+*/
+int
+#ifdef __STDC__
+tuiIncrCommandCharCountBy (
+			    int count)
+#else
+tuiIncrCommandCharCountBy (count)
+     int count;
+#endif
+{
+  if (tui_version)
+    {
+      if ((count + cmdWin->detail.commandInfo.curch) >= cmdWin->generic.width)
+	cmdWin->detail.commandInfo.curch =
+	  (count + cmdWin->detail.commandInfo.curch) - cmdWin->generic.width;
+      else
+	cmdWin->detail.commandInfo.curch += count;
+    }
+
+  return cmdWin->detail.commandInfo.curch;
+}				/* tuiIncrCommandCharCountBy */
+
+
+/*
+** tuiDecrCommandCharCountBy()
+**     Decrement the current character count in the command window,
+**     checking for overflow.  Returns the new value of the char count.
+*/
+int
+#ifdef __STDC__
+tuiDecrCommandCharCountBy (
+			    int count)
+#else
+tuiDecrCommandCharCountBy (count)
+     int count;
+#endif
+{
+  if (tui_version)
+    {
+      if ((cmdWin->detail.commandInfo.curch - count) < 0)
+	cmdWin->detail.commandInfo.curch =
+	  cmdWin->generic.width + (cmdWin->detail.commandInfo.curch - count);
+      else
+	cmdWin->detail.commandInfo.curch -= count;
+    }
+
+  return cmdWin->detail.commandInfo.curch;
+}				/* tuiDecrCommandCharCountBy */
+
+
+/*
+** tuiSetCommandCharCountTo()
+**     Set the character count to count.
+*/
+int
+#ifdef __STDC__
+tuiSetCommandCharCountTo (
+			   int count)
+#else
+tuiSetCommandCharCountTo (count)
+     int count;
+#endif
+{
+  if (tui_version)
+    {
+      if (count > cmdWin->generic.width - 1)
+	{
+	  cmdWin->detail.commandInfo.curch = 0;
+	  tuiIncrCommandCharCountBy (count);
+	}
+      else
+	cmdWin->detail.commandInfo.curch -= count;
+    }
+
+  return cmdWin->detail.commandInfo.curch;
+}				/* tuiSetCommandCharCountTo */
+
+
+
+/*
+** tuiClearCommandCharCount()
+**     Clear the character count to count.
+*/
+int
+#ifdef __STDC__
+tuiClearCommandCharCount (void)
+#else
+tuiClearCommandCharCount ()
+#endif
+{
+  if (tui_version)
+    cmdWin->detail.commandInfo.curch = 0;
+
+  return cmdWin->detail.commandInfo.curch;
+}				/* tuiClearCommandCharCount */
+
+
+
+/*****************************************
+** STATIC LOCAL FUNCTIONS                 **
+******************************************/