gdb/tui/tui-file.c

   1 /* UI_FILE - a generic STDIO like output stream.
   2    Copyright (C) 1999-2022 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19 #include "defs.h"
  20 #include "tui/tui-file.h"
  21 #include "tui/tui-io.h"
  22 #include "tui/tui-command.h"
  23 #include "tui.h"
  24
  25 tui_file::tui_file (FILE *stream)
  26   : stdio_file (stream)
  27 {}
  28
  29 /* All TUI I/O sent to the *_filtered and *_unfiltered functions
  30    eventually ends up here.  The fputs_unfiltered_hook is primarily
  31    used by GUIs to collect all output and send it to the GUI, instead
  32    of the controlling terminal.  Only output to gdb_stdout and
  33    gdb_stderr are sent to the hook.  Everything else is sent on to
  34    fputs to allow file I/O to be handled appropriately.  */
  35
  36 void
  37 tui_file::puts (const char *linebuffer)
  38 {
  39   tui_puts (linebuffer);
  40   /* gdb_stdout is buffered, and the caller must gdb_flush it at
  41      appropriate times.  Other streams are not so buffered.  */
  42   if (this != gdb_stdout)
  43     tui_refresh_cmd_win ();
  44 }
  45
  46 void
  47 tui_file::write (const char *buf, long length_buf)
  48 {
  49   tui_write (buf, length_buf);
  50   /* gdb_stdout is buffered, and the caller must gdb_flush it at
  51      appropriate times.  Other streams are not so buffered.  */
  52   if (this != gdb_stdout)
  53     tui_refresh_cmd_win ();
  54 }
  55
  56 void
  57 tui_file::flush ()
  58 {
  59   /* gdb_stdout is buffered.  Other files are always flushed on
  60      every write.  */
  61   if (this == gdb_stdout)
  62     tui_refresh_cmd_win ();
  63   stdio_file::flush ();
  64 }