diff options
Diffstat (limited to 'nixpkgs/pkgs/development/libraries/db/darwin-mutexes.patch')
-rw-r--r-- | nixpkgs/pkgs/development/libraries/db/darwin-mutexes.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/db/darwin-mutexes.patch b/nixpkgs/pkgs/development/libraries/db/darwin-mutexes.patch new file mode 100644 index 000000000000..c0616fda7f7f --- /dev/null +++ b/nixpkgs/pkgs/development/libraries/db/darwin-mutexes.patch @@ -0,0 +1,42 @@ +diff -ur a/dist/aclocal/mutex.m4 b/dist/aclocal/mutex.m4 +--- a/dist/aclocal/mutex.m4 1969-12-31 19:00:01.000000000 -0500 ++++ b/dist/aclocal/mutex.m4 2023-06-05 19:14:47.214158196 -0400 +@@ -441,10 +445,11 @@ + + # _spin_lock_try/_spin_unlock: Apple/Darwin + if test "$db_cv_mutex" = no; then +-AC_TRY_LINK(,[ +- int x; +- _spin_lock_try(&x); +- _spin_unlock(&x); ++AC_TRY_LINK([ ++#include <os/lock.h>],[ ++ os_unfair_lock x = OS_UNFAIR_LOCK_INIT; ++ bool _ = os_unfair_lock_trylock(&x); ++ os_unfair_lock_unlock(&x); + ], [db_cv_mutex=Darwin/_spin_lock_try]) + fi + +diff -ur a/src/dbinc/mutex_int.h b/src/dbinc/mutex_int.h +--- a/src/dbinc/mutex_int.h 1969-12-31 19:00:01.000000000 -0500 ++++ b/src/dbinc/mutex_int.h 2023-06-05 19:15:37.510514745 -0400 +@@ -154,14 +154,13 @@ + * Apple/Darwin library functions. + *********************************************************************/ + #ifdef HAVE_MUTEX_DARWIN_SPIN_LOCK_TRY +-typedef u_int32_t tsl_t; ++#include <os/lock.h> ++typedef os_unfair_lock tsl_t; + + #ifdef LOAD_ACTUAL_MUTEX_CODE +-extern int _spin_lock_try(tsl_t *); +-extern void _spin_unlock(tsl_t *); +-#define MUTEX_SET(tsl) _spin_lock_try(tsl) +-#define MUTEX_UNSET(tsl) _spin_unlock(tsl) +-#define MUTEX_INIT(tsl) (MUTEX_UNSET(tsl), 0) ++#define MUTEX_SET(tsl) os_unfair_lock_trylock(tsl) ++#define MUTEX_UNSET(tsl) os_unfair_lock_unlock(tsl) ++#define MUTEX_INIT(tsl) ({ *(tsl) = OS_UNFAIR_LOCK_INIT; tsl; }) + #endif + #endif + |