Merge pull request #618

64f4cd9 My markdown-fu sucks :P (me0wmix)
a6794e2 Instructions updated to include g++ package and omit optional packages (me0wmix)
34ebfe3 Last fixups in the Cmake stuff and better default build instruction (me0wmix)
82ecb3f More formatting fixes to instructions (me0wmix)
efc771d Corrected formatting on OpenBSD instructions (me0wmix)
c965bf4 Added/corrected OpenBSD build instructions. (me0wmix)
28f95eb OpenBSD support for Monero. (me0wmix)

6 files changed, 14 insertions, 10 deletions

diff --git a/src/blockchain_db/berkeleydb/db_bdb.cpp b/src/blockchain_db/berkeleydb/db_bdb.cpp
index 1ccb6be12..02fdaba2f 100644
--- a/src/blockchain_db/berkeleydb/db_bdb.cpp
+++ b/src/blockchain_db/berkeleydb/db_bdb.cpp
@@ -783,9 +783,11 @@ void BlockchainBDB::open(const std::string& filename, const int db_flags)
         m_env->set_lk_max_locks(DB_MAX_LOCKS);
         m_env->set_lk_max_lockers(DB_MAX_LOCKS);
         m_env->set_lk_max_objects(DB_MAX_LOCKS);
-        
+
+        #ifndef __OpenBSD__ //OpenBSD's DB package is too old to support this feature
         if(m_auto_remove_logs)
           m_env->log_set_config(DB_LOG_AUTO_REMOVE, 1);
+        #endif
 
         // last parameter left 0, files will be created with default rw access
         m_env->open(filename.c_str(), db_env_open_flags, 0);
diff --git a/src/common/int-util.h b/src/common/int-util.h
index 45ee5ef70..e9eddee9c 100644
--- a/src/common/int-util.h
+++ b/src/common/int-util.h
@@ -137,6 +137,7 @@ static inline uint32_t div128_32(uint64_t dividend_hi, uint64_t dividend_lo, uin
 static inline uint32_t ident32(uint32_t x) { return x; }
 static inline uint64_t ident64(uint64_t x) { return x; }
 
+#ifndef __OpenBSD__
 static inline uint32_t swap32(uint32_t x) {
   x = ((x & 0x00ff00ff) << 8) | ((x & 0xff00ff00) >> 8);
   return (x << 16) | (x >> 16);
@@ -146,6 +147,7 @@ static inline uint64_t swap64(uint64_t x) {
   x = ((x & 0x0000ffff0000ffff) << 16) | ((x & 0xffff0000ffff0000) >> 16);
   return (x << 32) | (x >> 32);
 }
+#endif
 
 #if defined(__GNUC__)
 #define UNUSED __attribute__((unused))
diff --git a/src/crypto/crypto.cpp b/src/crypto/crypto.cpp
index 1e39a8b04..fa7b1b580 100644
--- a/src/crypto/crypto.cpp
+++ b/src/crypto/crypto.cpp
@@ -41,7 +41,7 @@
 #include "crypto.h"
 #include "hash.h"
 
-#ifndef __FreeBSD__
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
  #include <alloca.h>
 #else
  #include <stdlib.h>
diff --git a/src/crypto/oaes_lib.c b/src/crypto/oaes_lib.c
index c86b8caa0..7fbe96e4c 100644
--- a/src/crypto/oaes_lib.c
+++ b/src/crypto/oaes_lib.c
@@ -37,13 +37,13 @@ static const char _NR[] = {
 #include <stdlib.h>
 #include <stdio.h>
 
-// Both OS X and FreeBSD don't need malloc.h
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
+// OS X, FreeBSD, and OpenBSD don't need malloc.h
+#if !defined(__APPLE__) && !defined(__FreeBSD__) && !defined(__OpenBSD__)
  #include <malloc.h>
 #endif
 
-// FreeBSD also doesn't need timeb.h
-#ifndef __FreeBSD__
+// FreeBSD, and OpenBSD also don't need timeb.h
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
  #include <sys/timeb.h>
 #else
  #include <sys/time.h>
@@ -470,7 +470,7 @@ OAES_RET oaes_sprintf(
 #ifdef OAES_HAVE_ISAAC
 static void oaes_get_seed( char buf[RANDSIZ + 1] )
 {
-	#ifndef __FreeBSD__
+        #if !defined(__FreeBSD__) && !defined(__OpenBSD__)
 	struct timeb timer;
 	struct tm *gmTimer;
 	char * _test = NULL;
@@ -502,7 +502,7 @@ static void oaes_get_seed( char buf[RANDSIZ + 1] )
 #else
 static uint32_t oaes_get_seed(void)
 {
-	#ifndef __FreeBSD__
+        #if !defined(__FreeBSD__) && !defined(__OpenBSD__)
 	struct timeb timer;
 	struct tm *gmTimer;
 	char * _test = NULL;
diff --git a/src/crypto/slow-hash.c b/src/crypto/slow-hash.c
index 544083fb0..903a3792f 100644
--- a/src/crypto/slow-hash.c
+++ b/src/crypto/slow-hash.c
@@ -421,7 +421,7 @@ void slow_hash_allocate_state(void)
     hp_state = (uint8_t *) VirtualAlloc(hp_state, MEMORY, MEM_LARGE_PAGES |
                                         MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
 #else
-#if defined(__APPLE__) || defined(__FreeBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__)
     hp_state = mmap(0, MEMORY, PROT_READ | PROT_WRITE,
                     MAP_PRIVATE | MAP_ANON, 0, 0);
 #else
diff --git a/src/crypto/tree-hash.c b/src/crypto/tree-hash.c
index e90b23841..7a128e4b0 100644
--- a/src/crypto/tree-hash.c
+++ b/src/crypto/tree-hash.c
@@ -34,7 +34,7 @@
 
 #include "hash-ops.h"
 
-#ifndef __FreeBSD__
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
  #include <alloca.h>
 #else
  #include <stdlib.h>