gdb/testsuite/gdb.base/term.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2012-2020 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <termios.h>
  19 #include <unistd.h>
  20
  21 static struct termios t;
  22
  23 static void
  24 break_here ()
  25 {
  26 }
  27
  28 int main ()
  29 {
  30   tcgetattr (0, &t);
  31   break_here ();
  32
  33   /* Disable ECHO.  */
  34   t.c_lflag &= ~ECHO;
  35   tcsetattr (0, TCSANOW, &t);
  36   tcgetattr (0, &t);
  37   break_here ();
  38
  39   tcgetattr (0, &t);
  40   break_here ();
  41
  42   return 0;
  43 }