Changes for build on solaris

Makefile adjust paths for solaris build
Makefile enable _GLIBCXX_USE_C99 so that std::to_string is available
db_compaction_test.cc Initialise a variable to avoid a compilation error
db_impl.cc Include <alloca.h>
db_test.cc Include <alloca.h>
Environment.java recognise solaris envrionment
options_bulder.cc Make log unambiguous
geodb_impl.cc Make log and floor unambiguous

Makefile

@@ -143,6 +143,9 @@ else
 OPT += -DNDEBUG
 endif
 
+ifeq ($(PLATFORM), OS_SOLARIS)
+	PLATFORM_CXXFLAGS += -D _GLIBCXX_USE_C99
+endif
 ifneq ($(filter -DROCKSDB_LITE,$(OPT)),)
 	# found
 	CFLAGS += -fno-exceptions
@@ -1036,7 +1039,11 @@ install: install-static
 # ---------------------------------------------------------------------------
 
 JAVA_INCLUDE = -I$(JAVA_HOME)/include/ -I$(JAVA_HOME)/include/linux
-ARCH := $(shell getconf LONG_BIT)
+ifeq ($(PLATFORM), OS_SOLARIS)
+	ARCH := $(shell isainfo -b)
+else
+	ARCH := $(shell getconf LONG_BIT)
+endif
 ROCKSDBJNILIB = librocksdbjni-linux$(ARCH).so
 ROCKSDB_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH)-linux$(ARCH).jar
 ROCKSDB_JAR_ALL = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH).jar
@@ -1044,14 +1051,19 @@ ROCKSDB_JAVADOCS_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PA
 ROCKSDB_SOURCES_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH)-sources.jar
 
 ifeq ($(PLATFORM), OS_MACOSX)
-ROCKSDBJNILIB = librocksdbjni-osx.jnilib
-ROCKSDB_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH)-osx.jar
+	ROCKSDBJNILIB = librocksdbjni-osx.jnilib
+	ROCKSDB_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH)-osx.jar
 ifneq ("$(wildcard $(JAVA_HOME)/include/darwin)","")
 	JAVA_INCLUDE = -I$(JAVA_HOME)/include -I $(JAVA_HOME)/include/darwin
 else
 	JAVA_INCLUDE = -I/System/Library/Frameworks/JavaVM.framework/Headers/
 endif
 endif
+ifeq ($(PLATFORM), OS_SOLARIS)
+	ROCKSDBJNILIB = librocksdbjni-solaris$(ARCH).so
+	ROCKSDB_JAR = rocksdbjni-$(ROCKSDB_MAJOR).$(ROCKSDB_MINOR).$(ROCKSDB_PATCH)-solaris$(ARCH).jar
+	JAVA_INCLUDE = -I$(JAVA_HOME)/include/ -I$(JAVA_HOME)/include/solaris
+endif
 
 libz.a:
 	-rm -rf zlib-1.2.8

db/db_compaction_test.cc

@@ -1898,7 +1898,7 @@ TEST_P(DBCompactionTestWithParam, DISABLED_CompactFilesOnLevelCompaction) {
     std::set<std::string> overlapping_file_names;
     std::vector<std::string> compaction_input_file_names;
     for (int f = 0; f < file_picked; ++f) {
-      int level;
+      int level = 0;
       auto file_meta = PickFileRandomly(cf_meta, &rnd, &level);
       compaction_input_file_names.push_back(file_meta->name);
       GetOverlappingFileNumbersForLevelCompaction(

db/db_impl.cc

@@ -15,6 +15,7 @@
 
 #include <inttypes.h>
 #include <stdint.h>
+#include <alloca.h>
 
 #include <algorithm>
 #include <climits>

db/db_test.cc

@@ -20,6 +20,7 @@
 #ifndef OS_WIN
 #include <unistd.h>
 #endif
+#include <alloca.h>
 
 #include "db/filename.h"
 #include "db/dbformat.h"

java/src/main/java/org/rocksdb/util/Environment.java

@@ -18,6 +18,10 @@ public class Environment {
         OS.contains("aix"));
   }
 
+  public static boolean isSolaris() {
+     return OS.contains("sunos");
+  }
+
   public static boolean is64Bit() {
     return (ARCH.indexOf("64") > 0);
   }
@@ -36,6 +40,8 @@ public class Environment {
       return String.format("%sjni-linux%s", name, arch);
     } else if (isMac()) {
       return String.format("%sjni-osx", name);
+    } else if (isSolaris()) {
+      return String.format("%sjni-solaris%d", name, is64Bit() ? 64 : 32);
     } 
     throw new UnsupportedOperationException();
   }
@@ -45,7 +51,7 @@ public class Environment {
   }
 
   private static String appendLibOsSuffix(final String libraryFileName, final boolean shared) {
-    if (isUnix()) {
+    if (isUnix() || isSolaris()) {
       return libraryFileName + ".so";
     } else if (isMac()) {
       return libraryFileName + (shared ? ".dylib" : ".jnilib");

util/options_builder.cc

@@ -7,6 +7,8 @@
 #include <algorithm>
 #include "rocksdb/options.h"
 
+using std::log;
+
 namespace rocksdb {
 
 namespace {

utilities/geodb/geodb_impl.cc

@@ -19,6 +19,9 @@
 #include "util/coding.h"
 #include "util/string_util.h"
 
+using std::log;
+using std::floor;
+
 //
 // There are two types of keys. The first type of key-values
 // maps a geo location to the set of object ids and their values.