| /* This testcase is part of GDB, the GNU debugger. | 
 |  | 
 |    Copyright 2024 Free Software Foundation, Inc. | 
 |  | 
 |    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 3 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, see <http://www.gnu.org/licenses/>.  */ | 
 |  | 
 | extern void lib_func_test_syscall (void); | 
 | extern void lib_func_test_signal (void); | 
 | extern void lib_func_test_fork (void); | 
 |  | 
 | /* We use this to perform some filler work.  */ | 
 | volatile int global_var = 0; | 
 |  | 
 | /* Just somewhere for GDB to put a breakpoint.  */ | 
 | void | 
 | breakpt_before_exit (void) | 
 | { | 
 |   /* Nothing.  */ | 
 | } | 
 |  | 
 | int | 
 | main (void) | 
 | { | 
 | #if defined TEST_SYSCALL | 
 |   lib_func_test_syscall (); | 
 | #elif defined TEST_SIGNAL | 
 |   lib_func_test_signal (); | 
 | #elif defined TEST_FORK | 
 |   lib_func_test_fork (); | 
 | #else | 
 | # error compile with suitable -DTEST_xxx macro defined | 
 | #endif | 
 |  | 
 |   ++global_var; | 
 |  | 
 |   breakpt_before_exit (); | 
 |  | 
 |   return 0; | 
 | } |