Disable thread local support as it appears to trigger an incompatibil…

…ity with CentOS 7

BUILD

@@ -76,3 +76,50 @@ cc_library(
     srcs = ["empty_main.cc"],
     visibility = ["//visibility:public"],
 )
+
+SHARED_LIBRARY_LINKOPTS = select({
+    "@toolchain//:linux-target": [
+        "-static-libgcc",
+        "-static-libstdc++",
+    ],
+    "@toolchain//:osx-target": [
+        "-static-libstdc++",
+    ],
+    "@toolchain//:windows-target": [],
+})
+
+filegroup(
+    name = "librocksdb",
+    srcs = select({
+        "@toolchain//:linux-target": [":librocksdb.so"],
+        "@toolchain//:osx-target": [":librocksdb.dylib"],
+        "@toolchain//:windows-target": [":librocksdb.dll"],
+    }),
+)
+
+cc_binary(
+    name = "librocksdb.so",
+    deps = [
+        ":rocksdb",
+    ],
+    linkshared = True,
+    linkopts = SHARED_LIBRARY_LINKOPTS,
+)
+
+cc_binary(
+    name = "librocksdb.dylib",
+    deps = [
+        ":rocksdb",
+    ],
+    linkshared = True,
+    linkopts = SHARED_LIBRARY_LINKOPTS,
+)
+
+cc_binary(
+    name = "librocksdb.dll",
+    deps = [
+        ":rocksdb",
+    ],
+    linkshared = True,
+    linkopts = SHARED_LIBRARY_LINKOPTS,
+)

WORKSPACE

@@ -25,12 +25,7 @@ new_http_archive(
 http_archive(
     name = "toolchain",
     urls = [
-        # The file: URL is useful for testing the build, but is not generally necessary since Bazel handles caching
-        # external dependencies.
-        # TODO(james): Remove this URL when the Bazel build is stable.
-        # "file:///home/james/git/toolchain-master.tgz",
-        "https://github.com/stardog-union/toolchain/archive/master.zip",
+        "https://github.com/stardog-union/toolchain/archive/v1.zip",
     ],
-    strip_prefix = "toolchain-master",
-    sha256 = "d0740cacb99833911baba82041bb4429f9d3182522fe0fd4c131335ac8343891",
+    strip_prefix = "toolchain-1",
 )

port/BUILD

@@ -4,13 +4,14 @@ PLATFORM_DEFINES = select({
         "ROCKSDB_PLATFORM_POSIX",
         "HAVE_SSE42",
         "ROCKSDB_LIB_IO_POSIX",
-        "ROCKSDB_SUPPORT_THREAD_LOCAL",
         "ROCKSDB_FALLOCATE_PRESENT",
         "ROCKSDB_MALLOC_USABLE_SIZE",
         "ROCKSDB_PTHREAD_ADAPTIVE_MUTEX",
         "ROCKSDB_RANGESYNC_PRESENT",
         "ROCKSDB_SCHED_GETCPU_PRESENT",
         "rocksdb_shared_EXPORTS",
+        # Thread local support is disabled, as it appears to trigger an incompatibility with CentOS 7.
+        # "ROCKSDB_SUPPORT_THREAD_LOCAL",
     ],
     "//:osx": [
         "OS_MACOSX",