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| author | Jörg Frings-Fürst <debian@jff.email> | 2018-03-07 05:54:53 +0100 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff.email> | 2018-03-07 05:54:53 +0100 |
| commit | 76ef1d8e3249e82a6965fd17157bee00a7857ff3 (patch) | |
| tree | 7d3d34b059039faf525d1e95bbdc1945a9fa103c /lib/glthread/lock.h | |
| parent | 0cb66c451a1a4e717878b8296b79c8d7cfd38b30 (diff) | |
| parent | 93e8e16be294d19261c7378dd2e46d3f35f06926 (diff) | |
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'lib/glthread/lock.h')
| -rw-r--r-- | lib/glthread/lock.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/lib/glthread/lock.h b/lib/glthread/lock.h index 0628555..ffb2b0e 100644 --- a/lib/glthread/lock.h +++ b/lib/glthread/lock.h @@ -1,5 +1,5 @@ /* Locking in multithreaded situations. - Copyright (C) 2005-2017 Free Software Foundation, Inc. + Copyright (C) 2005-2018 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of either: @@ -158,8 +158,18 @@ extern int glthread_in_use (void); # endif # if !PTHREAD_IN_USE_DETECTION_HARD -# pragma weak pthread_cancel -# define pthread_in_use() (pthread_cancel != NULL) + /* On most platforms, pthread_cancel or pthread_kill can be used to + determine whether libpthread is in use. + On newer versions of FreeBSD, however, this is no longer possible, + because pthread_cancel and pthread_kill got added to libc. Therefore + use pthread_create to test whether libpthread is in use. */ +# if defined __FreeBSD__ || defined __DragonFly__ /* FreeBSD */ +# pragma weak pthread_create +# define pthread_in_use() (pthread_create != NULL) +# else /* glibc, NetBSD, OpenBSD, IRIX, OSF/1, Solaris */ +# pragma weak pthread_cancel +# define pthread_in_use() (pthread_cancel != NULL) +# endif # endif # else |