Build and tests fixes for Solaris Sparc (#4000)

Summary:
Here are some fixes for build on Solaris Sparc.

It is also fixing CRC test on BigEndian platforms.
Closes https://github.com/facebook/rocksdb/pull/4000

Differential Revision: D8455394

Pulled By: ajkr

fbshipit-source-id: c9289a7b541a5628139c6b77e84368e14dc3d174

env/env_posix.cc

@@ -20,7 +20,7 @@
 #include <sys/ioctl.h>
 #include <sys/mman.h>
 #include <sys/stat.h>
-#ifdef OS_LINUX
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
 #include <sys/statfs.h>
 #include <sys/syscall.h>
 #include <sys/sysmacros.h>

monitoring/perf_context_imp.h

@@ -14,7 +14,7 @@ extern PerfContext perf_context;
 #else
 #if defined(OS_SOLARIS)
 extern __thread PerfContext perf_context_;
-#define perf_context (*get_perf_context());
+#define perf_context (*get_perf_context())
 #else
 extern __thread PerfContext perf_context;
 #endif

util/crc32c_test.cc

@@ -8,6 +8,7 @@
 // found in the LICENSE file. See the AUTHORS file for names of contributors.
 #include "util/crc32c.h"
 #include "util/testharness.h"
+#include "util/coding.h"
 
 namespace rocksdb {
 namespace crc32c {
@@ -166,7 +167,8 @@ int main(int argc, char** argv) {
   const uint64_t* end = (const uint64_t*)(rocksdb::crc32c::buffer + rocksdb::crc32c::BUFFER_SIZE);
   *dst++ = 0;
   while (dst < end) {
-    *dst++ = fnv64_buf((const char*)src, sizeof(uint64_t));
+    rocksdb::EncodeFixed64(reinterpret_cast<char*>(dst), fnv64_buf((const char*)src, sizeof(uint64_t)));
+    dst++;
     src += sizeof(uint64_t);
   }