nptl/tst-cleanup4aux.c

   1 /* Copyright (C) 2003-2020 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <pthread.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23
  24 extern void _pthread_cleanup_push (struct _pthread_cleanup_buffer *__buffer,
  25                                    void (*__routine) (void *),
  26                                    void *__arg);
  27 extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer,
  28                                   int __execute);
  29
  30 extern void clh (void *arg);
  31 extern void fn0 (void);
  32 extern void fn1 (void);
  33 extern void fn5 (void);
  34 extern void fn7 (void);
  35 extern void fn9 (void);
  36
  37
  38 static __attribute__((noinline)) void
  39 fn3 (void)
  40 {
  41   /* This is the old LinuxThreads pthread_cleanup_{push,pop}.  */
  42      struct _pthread_cleanup_buffer b;
  43   _pthread_cleanup_push (&b, clh, (void *) 4l);
  44
  45   fn0 ();
  46
  47   _pthread_cleanup_pop (&b, 1);
  48 }
  49
  50
  51 static __attribute__((noinline)) void
  52 fn4 (void)
  53 {
  54   pthread_cleanup_push (clh, (void *) 5l);
  55
  56   fn3 ();
  57
  58   pthread_cleanup_pop (1);
  59 }
  60
  61
  62 void
  63 fn5 (void)
  64 {
  65   /* This is the old LinuxThreads pthread_cleanup_{push,pop}.  */
  66      struct _pthread_cleanup_buffer b;
  67   _pthread_cleanup_push (&b, clh, (void *) 6l);
  68
  69   fn4 ();
  70
  71   _pthread_cleanup_pop (&b, 1);
  72 }
  73
  74
  75 static __attribute__((noinline)) void
  76 fn6 (void)
  77 {
  78   pthread_cleanup_push (clh, (void *) 7l);
  79
  80   fn0 ();
  81
  82   pthread_cleanup_pop (1);
  83 }
  84
  85
  86 void
  87 fn7 (void)
  88 {
  89   /* This is the old LinuxThreads pthread_cleanup_{push,pop}.  */
  90      struct _pthread_cleanup_buffer b;
  91   _pthread_cleanup_push (&b, clh, (void *) 8l);
  92
  93   fn6 ();
  94
  95   _pthread_cleanup_pop (&b, 1);
  96 }
  97
  98
  99 static __attribute__((noinline)) void
 100 fn8 (void)
 101 {
 102   pthread_cleanup_push (clh, (void *) 9l);
 103
 104   fn1 ();
 105
 106   pthread_cleanup_pop (1);
 107 }
 108
 109
 110 void
 111 fn9 (void)
 112 {
 113   /* This is the old LinuxThreads pthread_cleanup_{push,pop}.  */
 114      struct _pthread_cleanup_buffer b;
 115   _pthread_cleanup_push (&b, clh, (void *) 10l);
 116
 117   fn8 ();
 118
 119   _pthread_cleanup_pop (&b, 1);
 120 }