Windows support. (#103)

* Add flags for MSVC.

* Remove an unused Unix header.

* Fix an MSVC compiler error.

* Fix another MSVC compile error.

Author: teo-tsirpanis

apis/python/src/tiledb/vector_search/module.cc

@@ -23,7 +23,7 @@ PYBIND11_MAKE_OPAQUE(std::vector<uint32_t>);
 PYBIND11_MAKE_OPAQUE(std::vector<uint64_t>);
 PYBIND11_MAKE_OPAQUE(std::vector<float>);
 PYBIND11_MAKE_OPAQUE(std::vector<double>);
-#if !defined(__GNUC__)
+#if !(defined(__GNUC__) || defined(_MSC_VER))
   PYBIND11_MAKE_OPAQUE(std::vector<size_t>);
 #endif
 

src/CMakeLists.txt

@@ -108,6 +108,12 @@ if (CMAKE_OSX_ARCHITECTURES STREQUAL arm64 OR CMAKE_SYSTEM_PROCESSOR MATCHES "^a
 #    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-Ofast -g -DNDEBUG" CACHE STRING "" FORCE)
     set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-Ofast -g -UNDEBUG" CACHE STRING "" FORCE)
     set(CMAKE_CXX_FLAGS_MINSIZEREL "-Os -DNDEBUG " CACHE STRING "" FORCE)
+elseif(MSVC)
+    set(CMAKE_CXX_FLAGS_DEBUG "/Od /Zi /EHsc /RTC1" CACHE STRING "" FORCE)
+    set(CMAKE_CXX_FLAGS_RELEASE "/O2" CACHE STRING "" FORCE)
+    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "/O2 /Zi" CACHE STRING "" FORCE)
+    set(CMAKE_CXX_FLAGS_MINSIZEREL "/O1" CACHE STRING "" FORCE)
+    add_compile_definitions("$<$<NOT:$<CONFIG:Debug>>:NDEBUG>")
 else()
     set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g -fno-elide-constructors ${FCONCEPTS_DIAGNOSTICS_DEPTH} " CACHE STRING "" FORCE)
     set(CMAKE_CXX_FLAGS_RELEASE "-Ofast -march=native -DNDEBUG " CACHE STRING "" FORCE)

src/include/defs.h

@@ -314,7 +314,7 @@ bool validate_top_k(TK& top_k, G& g) {
         return false;
       }
       std::cout << "Query " << qno << " is incorrect" << std::endl;
-      for (size_t i = 0; i < std::min(k, 10UL); ++i) {
+      for (size_t i = 0; i < std::min(k, static_cast<size_t>(10UL)); ++i) {
         std::cout << "  (" << top_k(i, qno) << " " << g(i, qno) << ")";
       }
       std::cout << std::endl;

src/include/stats.h

@@ -39,7 +39,6 @@
 #ifndef TDB_STATS_H
 #define TDB_STATS_H
 
-#include <unistd.h>
 #include <fstream>
 #include <iomanip>
 #include <iostream>