mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-19 20:36:27 +00:00
159 lines
3.9 KiB
Diff
159 lines
3.9 KiB
Diff
diff --git a/includes/rts/OSThreads.h b/includes/rts/OSThreads.h
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--- a/includes/rts/OSThreads.h
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+++ b/includes/rts/OSThreads.h
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@@ -15,7 +15,12 @@
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#ifndef RTS_OSTHREADS_H
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#define RTS_OSTHREADS_H
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-#if defined(THREADED_RTS) /* to near the end */
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+#if defined(HAVE_PTHREAD_H) && !defined(mingw32_HOST_OS)
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+#define BUILD_OSTHREAD_POSIX
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+#endif
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+
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+
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+#if defined(THREADED_RTS) || defined(BUILD_OSTHREAD_POSIX) /* to near end */
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#if defined(HAVE_PTHREAD_H) && !defined(mingw32_HOST_OS)
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@@ -205,13 +210,25 @@
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void releaseThreadNode (void);
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#endif // !CMINUSMINUS
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-#else
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+#endif /* defined(THREADED_RTS) || defined(BUILD_OSTHREAD_POSIX) */
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+
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+#ifndef THREADED_RTS
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+
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+#ifdef ACQUIRE_LOCK
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+// If we have pthreads, we pull in the threading primitives even when the RTS
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+// isn't threaded, but we expect these macros to be noops on non-threaded RTS.
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+
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+#undef ACQUIRE_LOCK
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+#undef RELEASE_LOCK
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+#undef ASSERT_LOCK_HELD
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+
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+#endif
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#define ACQUIRE_LOCK(l)
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#define RELEASE_LOCK(l)
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#define ASSERT_LOCK_HELD(l)
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-#endif /* defined(THREADED_RTS) */
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+#endif
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#ifndef CMINUSMINUS
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//
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diff --git a/rts/posix/OSThreads.c b/rts/posix/OSThreads.c
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--- a/rts/posix/OSThreads.c
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+++ b/rts/posix/OSThreads.c
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@@ -35,7 +35,7 @@
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#endif
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#endif
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-#if defined(THREADED_RTS)
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+#if defined(THREADED_RTS) || defined(BUILD_OSTHREAD_POSIX)
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#include "RtsUtils.h"
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#include "Task.h"
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@@ -225,47 +225,6 @@
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return NULL;
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}
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-int
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-forkOS_createThread ( HsStablePtr entry )
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-{
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- pthread_t tid;
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- int result = pthread_create(&tid, NULL,
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- forkOS_createThreadWrapper, (void*)entry);
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- if(!result)
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- pthread_detach(tid);
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- return result;
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-}
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-
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-void freeThreadingResources (void) { /* nothing */ }
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-
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-uint32_t
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-getNumberOfProcessors (void)
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-{
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- static uint32_t nproc = 0;
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-
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- if (nproc == 0) {
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-#if defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_ONLN)
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- nproc = sysconf(_SC_NPROCESSORS_ONLN);
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-#elif defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_CONF)
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- nproc = sysconf(_SC_NPROCESSORS_CONF);
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-#elif defined(darwin_HOST_OS)
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- size_t size = sizeof(uint32_t);
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- if(sysctlbyname("hw.logicalcpu",&nproc,&size,NULL,0) != 0) {
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- if(sysctlbyname("hw.ncpu",&nproc,&size,NULL,0) != 0)
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- nproc = 1;
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- }
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-#elif defined(freebsd_HOST_OS)
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- size_t size = sizeof(uint32_t);
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- if(sysctlbyname("hw.ncpu",&nproc,&size,NULL,0) != 0)
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- nproc = 1;
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-#else
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- nproc = 1;
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-#endif
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- }
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-
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- return nproc;
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-}
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-
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#if defined(HAVE_SCHED_H) && defined(HAVE_SCHED_SETAFFINITY)
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// Schedules the thread to run on CPU n of m. m may be less than the
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// number of physical CPUs, in which case, the thread will be allowed
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@@ -353,6 +312,51 @@
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pthread_kill(id, SIGPIPE);
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}
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+#endif /* defined(THREADED_RTS) || defined(BUILD_OSTHREAD_POSIX) */
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+
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+#if defined(THREADED_RTS)
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+
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+int
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+forkOS_createThread ( HsStablePtr entry )
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+{
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+ pthread_t tid;
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+ int result = pthread_create(&tid, NULL,
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+ forkOS_createThreadWrapper, (void*)entry);
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+ if(!result)
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+ pthread_detach(tid);
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+ return result;
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+}
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+
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+void freeThreadingResources (void) { /* nothing */ }
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+
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+uint32_t
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+getNumberOfProcessors (void)
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+{
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+ static uint32_t nproc = 0;
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+
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+ if (nproc == 0) {
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+#if defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_ONLN)
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+ nproc = sysconf(_SC_NPROCESSORS_ONLN);
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+#elif defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_CONF)
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+ nproc = sysconf(_SC_NPROCESSORS_CONF);
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+#elif defined(darwin_HOST_OS)
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+ size_t size = sizeof(uint32_t);
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+ if(sysctlbyname("hw.logicalcpu",&nproc,&size,NULL,0) != 0) {
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+ if(sysctlbyname("hw.ncpu",&nproc,&size,NULL,0) != 0)
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+ nproc = 1;
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+ }
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+#elif defined(freebsd_HOST_OS)
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+ size_t size = sizeof(uint32_t);
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+ if(sysctlbyname("hw.ncpu",&nproc,&size,NULL,0) != 0)
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+ nproc = 1;
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+#else
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+ nproc = 1;
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+#endif
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+ }
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+
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+ return nproc;
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+}
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+
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#else /* !defined(THREADED_RTS) */
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int
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