diff options
Diffstat (limited to 'rts/posix/OSMem.c')
| -rw-r--r-- | rts/posix/OSMem.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/rts/posix/OSMem.c b/rts/posix/OSMem.c index 48b154fa11..330da21e1f 100644 --- a/rts/posix/OSMem.c +++ b/rts/posix/OSMem.c @@ -15,25 +15,25 @@ #include "sm/OSMem.h" #include "sm/HeapAlloc.h" -#ifdef HAVE_UNISTD_H +#if defined(HAVE_UNISTD_H) #include <unistd.h> #endif -#ifdef HAVE_SYS_TYPES_H +#if defined(HAVE_SYS_TYPES_H) #include <sys/types.h> #endif -#ifdef HAVE_SYS_MMAN_H +#if defined(HAVE_SYS_MMAN_H) #include <sys/mman.h> #endif -#ifdef HAVE_STRING_H +#if defined(HAVE_STRING_H) #include <string.h> #endif -#ifdef HAVE_FCNTL_H +#if defined(HAVE_FCNTL_H) #include <fcntl.h> #endif -#ifdef HAVE_NUMA_H +#if defined(HAVE_NUMA_H) #include <numa.h> #endif -#ifdef HAVE_NUMAIF_H +#if defined(HAVE_NUMAIF_H) #include <numaif.h> #endif @@ -114,7 +114,7 @@ my_mmap (void *addr, W_ size, int operation) { void *ret; -#ifdef darwin_HOST_OS +#if defined(darwin_HOST_OS) // Without MAP_FIXED, Apple's mmap ignores addr. // With MAP_FIXED, it overwrites already mapped regions, whic // mmap(0, ... MAP_FIXED ...) is worst of all: It unmaps the program text @@ -160,7 +160,7 @@ my_mmap (void *addr, W_ size, int operation) # if defined(MAP_NORESERVE) flags = MAP_NORESERVE; # else -# ifdef USE_LARGE_ADDRESS_SPACE +# if defined(USE_LARGE_ADDRESS_SPACE) # error USE_LARGE_ADDRESS_SPACE needs MAP_NORESERVE # endif errorBelch("my_mmap(,,MEM_RESERVE) not supported on this platform"); @@ -170,7 +170,7 @@ my_mmap (void *addr, W_ size, int operation) else flags = 0; -#ifdef hpux_HOST_OS +#if defined(hpux_HOST_OS) ret = mmap(addr, size, prot, flags | MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); #elif defined(linux_HOST_OS) ret = mmap(addr, size, prot, flags | MAP_ANON | MAP_PRIVATE, -1, 0); @@ -414,7 +414,7 @@ void setExecutable (void *p, W_ len, bool exec) } } -#ifdef USE_LARGE_ADDRESS_SPACE +#if defined(USE_LARGE_ADDRESS_SPACE) static void * osTryReserveHeapMemory (W_ len, void *hint) @@ -533,13 +533,13 @@ void osDecommitMemory(void *at, W_ size) // We only do this in DEBUG because it forces the OS to remove // all MMU entries for this page range, and there is no reason // to do so unless there is memory pressure -#ifdef DEBUG +#if defined(DEBUG) r = mprotect(at, size, PROT_NONE); if(r < 0) sysErrorBelch("unable to make released memory unaccessible"); #endif -#ifdef MADV_FREE +#if defined(MADV_FREE) // Try MADV_FREE first, FreeBSD has both and MADV_DONTNEED // just swaps memory out. Linux >= 4.5 has both DONTNEED and FREE; either // will work as they both allow the system to free anonymous pages. |