* tui-hooks.c: New file, gdb hooks for tui.

	* tui-out.c: New file, image copied from cli-out.c.
	(tui_field_int): Identify "line" fields and keep track of them.
	(tui_field_string): Likewise for "file".
	(tui_out_new): Use flags = 0 to avoid printing the sources.

1 files changed, 414 insertions, 0 deletions

diff --git a/gdb/tui/tui-out.c b/gdb/tui/tui-out.c
new file mode 100644
index 0000000..9789c65
--- /dev/null
+++ b/gdb/tui/tui-out.c
@@ -0,0 +1,414 @@
+/* Output generating routines for GDB CLI.
+   Copyright 1999, 2000, 2001 Free Software Foundation, Inc.
+   Contributed by Cygnus Solutions.
+   Written by Fernando Nasser for Cygnus.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include "defs.h"
+#include "ui-out.h"
+#include "tui.h"
+#include "gdb_string.h"
+#include "gdb_assert.h"
+
+/* Convenience macro for allocting typesafe memory. */
+
+#ifndef XMALLOC
+#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
+#endif
+
+struct ui_out_data
+  {
+    struct ui_file *stream;
+    int suppress_output;
+    int line;
+    int start_of_line;
+  };
+
+/* These are the CLI output functions */
+
+static void tui_table_begin (struct ui_out *uiout, int nbrofcols,
+			     int nr_rows, const char *tblid);
+static void tui_table_body (struct ui_out *uiout);
+static void tui_table_end (struct ui_out *uiout);
+static void tui_table_header (struct ui_out *uiout, int width,
+			      enum ui_align alig, const char *col_name,
+			      const char *colhdr);
+static void tui_begin (struct ui_out *uiout, enum ui_out_type type,
+		       int level, const char *lstid);
+static void tui_end (struct ui_out *uiout, enum ui_out_type type, int level);
+static void tui_field_int (struct ui_out *uiout, int fldno, int width,
+			   enum ui_align alig, const char *fldname, int value);
+static void tui_field_skip (struct ui_out *uiout, int fldno, int width,
+			    enum ui_align alig, const char *fldname);
+static void tui_field_string (struct ui_out *uiout, int fldno, int width,
+			      enum ui_align alig, const char *fldname,
+			      const char *string);
+static void tui_field_fmt (struct ui_out *uiout, int fldno,
+			   int width, enum ui_align align,
+			   const char *fldname, const char *format,
+			   va_list args);
+static void tui_spaces (struct ui_out *uiout, int numspaces);
+static void tui_text (struct ui_out *uiout, const char *string);
+static void tui_message (struct ui_out *uiout, int verbosity,
+			 const char *format, va_list args);
+static void tui_wrap_hint (struct ui_out *uiout, char *identstring);
+static void tui_flush (struct ui_out *uiout);
+
+/* This is the CLI ui-out implementation functions vector */
+
+/* FIXME: This can be initialized dynamically after default is set to
+   handle initial output in main.c */
+
+static struct ui_out_impl tui_ui_out_impl =
+{
+  tui_table_begin,
+  tui_table_body,
+  tui_table_end,
+  tui_table_header,
+  tui_begin,
+  tui_end,
+  tui_field_int,
+  tui_field_skip,
+  tui_field_string,
+  tui_field_fmt,
+  tui_spaces,
+  tui_text,
+  tui_message,
+  tui_wrap_hint,
+  tui_flush,
+  0, /* Does not need MI hacks (i.e. needs CLI hacks).  */
+};
+
+/* Prototypes for local functions */
+
+extern void _initialize_tui_out (void);
+
+static void field_separator (void);
+
+static void out_field_fmt (struct ui_out *uiout, int fldno,
+			   const char *fldname,
+			   const char *format,...);
+
+/* local variables */
+
+/* (none yet) */
+
+/* Mark beginning of a table */
+
+void
+tui_table_begin (struct ui_out *uiout, int nbrofcols,
+		 int nr_rows,
+		 const char *tblid)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (nr_rows == 0)
+    data->suppress_output = 1;
+  else
+    /* Only the table suppresses the output and, fortunatly, a table
+       is not a recursive data structure. */
+    gdb_assert (data->suppress_output == 0);
+}
+
+/* Mark beginning of a table body */
+
+void
+tui_table_body (struct ui_out *uiout)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  /* first, close the table header line */
+  tui_text (uiout, "\n");
+}
+
+/* Mark end of a table */
+
+void
+tui_table_end (struct ui_out *uiout)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  data->suppress_output = 0;
+}
+
+/* Specify table header */
+
+void
+tui_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
+		  const char *col_name,
+		  const char *colhdr)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  tui_field_string (uiout, 0, width, alignment, 0, colhdr);
+}
+
+/* Mark beginning of a list */
+
+void
+tui_begin (struct ui_out *uiout,
+	   enum ui_out_type type,
+	   int level,
+	   const char *id)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+}
+
+/* Mark end of a list */
+
+void
+tui_end (struct ui_out *uiout,
+	 enum ui_out_type type,
+	 int level)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+}
+
+/* output an int field */
+
+void
+tui_field_int (struct ui_out *uiout, int fldno, int width,
+	       enum ui_align alignment,
+	       const char *fldname, int value)
+{
+  char buffer[20];		/* FIXME: how many chars long a %d can become? */
+
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+
+  /* Don't print line number, keep it for later.  */
+  if (data->start_of_line == 0 && strcmp (fldname, "line") == 0)
+    {
+      data->start_of_line ++;
+      data->line = value;
+      return;
+    }
+  data->start_of_line ++;
+  sprintf (buffer, "%d", value);
+  tui_field_string (uiout, fldno, width, alignment, fldname, buffer);
+}
+
+/* used to ommit a field */
+
+void
+tui_field_skip (struct ui_out *uiout, int fldno, int width,
+		enum ui_align alignment,
+		const char *fldname)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  tui_field_string (uiout, fldno, width, alignment, fldname, "");
+}
+
+/* other specific tui_field_* end up here so alignment and field
+   separators are both handled by tui_field_string */
+
+void
+tui_field_string (struct ui_out *uiout,
+		  int fldno,
+		  int width,
+		  enum ui_align align,
+		  const char *fldname,
+		  const char *string)
+{
+  int before = 0;
+  int after = 0;
+
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+
+  if (fldname && data->line > 0 && strcmp (fldname, "file") == 0)
+    {
+      data->start_of_line ++;
+      if (data->line > 0)
+        {
+          tui_show_source (string, data->line);
+        }
+      return;
+    }
+  
+  data->start_of_line ++;
+  if ((align != ui_noalign) && string)
+    {
+      before = width - strlen (string);
+      if (before <= 0)
+	before = 0;
+      else
+	{
+	  if (align == ui_right)
+	    after = 0;
+	  else if (align == ui_left)
+	    {
+	      after = before;
+	      before = 0;
+	    }
+	  else
+	    /* ui_center */
+	    {
+	      after = before / 2;
+	      before -= after;
+	    }
+	}
+    }
+
+  if (before)
+    ui_out_spaces (uiout, before);
+  if (string)
+    out_field_fmt (uiout, fldno, fldname, "%s", string);
+  if (after)
+    ui_out_spaces (uiout, after);
+
+  if (align != ui_noalign)
+    field_separator ();
+}
+
+/* This is the only field function that does not align */
+
+void
+tui_field_fmt (struct ui_out *uiout, int fldno,
+	       int width, enum ui_align align,
+	       const char *fldname,
+	       const char *format,
+	       va_list args)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+
+  data->start_of_line ++;
+  vfprintf_filtered (data->stream, format, args);
+
+  if (align != ui_noalign)
+    field_separator ();
+}
+
+void
+tui_spaces (struct ui_out *uiout, int numspaces)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  print_spaces_filtered (numspaces, data->stream);
+}
+
+void
+tui_text (struct ui_out *uiout, const char *string)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  data->start_of_line ++;
+  if (data->line > 0)
+    {
+      if (strchr (string, '\n') != 0)
+        {
+          data->line = -1;
+          data->start_of_line = 0;
+        }
+      return;
+    }
+  if (strchr (string, '\n'))
+    data->start_of_line = 0;
+  fputs_filtered (string, data->stream);
+}
+
+void
+tui_message (struct ui_out *uiout, int verbosity,
+	     const char *format, va_list args)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  if (ui_out_get_verblvl (uiout) >= verbosity)
+    vfprintf_unfiltered (data->stream, format, args);
+}
+
+void
+tui_wrap_hint (struct ui_out *uiout, char *identstring)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  if (data->suppress_output)
+    return;
+  wrap_here (identstring);
+}
+
+void
+tui_flush (struct ui_out *uiout)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  gdb_flush (data->stream);
+}
+
+/* local functions */
+
+/* Like tui_field_fmt, but takes a variable number of args
+   and makes a va_list and does not insert a separator */
+
+/* VARARGS */
+static void
+out_field_fmt (struct ui_out *uiout, int fldno,
+	       const char *fldname,
+	       const char *format,...)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  va_list args;
+
+  va_start (args, format);
+  vfprintf_filtered (data->stream, format, args);
+
+  va_end (args);
+}
+
+/* access to ui_out format private members */
+
+static void
+field_separator (void)
+{
+  struct ui_out_data *data = ui_out_data (uiout);
+  fputc_filtered (' ', data->stream);
+}
+
+/* initalize private members at startup */
+
+struct ui_out *
+tui_out_new (struct ui_file *stream)
+{
+  int flags = 0;
+
+  struct ui_out_data *data = XMALLOC (struct ui_out_data);
+  data->stream = stream;
+  data->suppress_output = 0;
+  data->line = -1;
+  data->start_of_line = 1;
+  return ui_out_new (&tui_ui_out_impl, data, flags);
+}
+
+/* standard gdb initialization hook */
+void
+_initialize_tui_out (void)
+{
+  /* nothing needs to be done */
+}