1 | /* Copyright (C) 2003-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <pthread.h> |
19 | #include <shlib-compat.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 | compat_symbol_reference (libpthread, _pthread_cleanup_push, |
28 | _pthread_cleanup_push, GLIBC_2_0); |
29 | extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer, |
30 | int __execute); |
31 | compat_symbol_reference (libpthread, _pthread_cleanup_pop, |
32 | _pthread_cleanup_pop, GLIBC_2_0); |
33 | |
34 | extern void clh (void *arg); |
35 | extern void fn0 (void); |
36 | extern void fn1 (void); |
37 | extern void fn5 (void); |
38 | extern void fn7 (void); |
39 | extern void fn9 (void); |
40 | |
41 | |
42 | static __attribute__((noinline)) void |
43 | fn3 (void) |
44 | { |
45 | /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */ |
46 | struct _pthread_cleanup_buffer b; |
47 | _pthread_cleanup_push (buffer: &b, routine: clh, arg: (void *) 4l); |
48 | |
49 | fn0 (); |
50 | |
51 | _pthread_cleanup_pop (buffer: &b, execute: 1); |
52 | } |
53 | |
54 | |
55 | static __attribute__((noinline)) void |
56 | fn4 (void) |
57 | { |
58 | pthread_cleanup_push (clh, (void *) 5l); |
59 | |
60 | fn3 (); |
61 | |
62 | pthread_cleanup_pop (1); |
63 | } |
64 | |
65 | |
66 | void |
67 | fn5 (void) |
68 | { |
69 | /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */ |
70 | struct _pthread_cleanup_buffer b; |
71 | _pthread_cleanup_push (buffer: &b, routine: clh, arg: (void *) 6l); |
72 | |
73 | fn4 (); |
74 | |
75 | _pthread_cleanup_pop (buffer: &b, execute: 1); |
76 | } |
77 | |
78 | |
79 | static __attribute__((noinline)) void |
80 | fn6 (void) |
81 | { |
82 | pthread_cleanup_push (clh, (void *) 7l); |
83 | |
84 | fn0 (); |
85 | |
86 | pthread_cleanup_pop (1); |
87 | } |
88 | |
89 | |
90 | void |
91 | fn7 (void) |
92 | { |
93 | /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */ |
94 | struct _pthread_cleanup_buffer b; |
95 | _pthread_cleanup_push (buffer: &b, routine: clh, arg: (void *) 8l); |
96 | |
97 | fn6 (); |
98 | |
99 | _pthread_cleanup_pop (buffer: &b, execute: 1); |
100 | } |
101 | |
102 | |
103 | static __attribute__((noinline)) void |
104 | fn8 (void) |
105 | { |
106 | pthread_cleanup_push (clh, (void *) 9l); |
107 | |
108 | fn1 (); |
109 | |
110 | pthread_cleanup_pop (1); |
111 | } |
112 | |
113 | |
114 | void |
115 | fn9 (void) |
116 | { |
117 | /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */ |
118 | struct _pthread_cleanup_buffer b; |
119 | _pthread_cleanup_push (buffer: &b, routine: clh, arg: (void *) 10l); |
120 | |
121 | fn8 (); |
122 | |
123 | _pthread_cleanup_pop (buffer: &b, execute: 1); |
124 | } |
125 | |