Use designated build directory for glog (rime#739)

build.bat

@@ -83,7 +83,7 @@ if %clean% == 1 (
   md .temp
   robocopy .temp build /nocopy /purge /xd bin
   rmdir /s /q .temp
-  rmdir /s /q deps\glog\cmake-build
+  rmdir /s /q deps\glog\build
   rmdir /s /q deps\googletest\build
   rmdir /s /q deps\leveldb\build
   rmdir /s /q deps\marisa-trie\build
@@ -114,13 +114,13 @@ set deps_cmake_flags=%common_cmake_flags%^
 if %build_deps% == 1 (
   echo building glog.
   pushd deps\glog
-  cmake . -Bcmake-%build_dir% %deps_cmake_flags%^
+  cmake . -B%build_dir% %deps_cmake_flags%^
   -DBUILD_SHARED_LIBS:BOOL=OFF^
   -DBUILD_TESTING:BOOL=OFF^
   -DWITH_GFLAGS:BOOL=OFF^
   -DCMAKE_MSVC_RUNTIME_LIBRARY="MultiThreaded$<$<CONFIG:Debug>:Debug>"
   if errorlevel 1 goto error
-  cmake --build cmake-%build_dir% --config %build_config% --target install
+  cmake --build %build_dir% --config %build_config% --target install
   if errorlevel 1 goto error
   popd
 

deps.mk

@@ -7,7 +7,6 @@ ifndef NOPARALLEL
 export MAKEFLAGS+=" -j$(( $(nproc) + 1)) "
 endif
 
-glog: build ?= cmake-build
 build ?= build
 
 rime_deps = glog gtest leveldb marisa opencc yaml-cpp
@@ -18,7 +17,7 @@ all: $(rime_deps)
 
 # note: this won't clean output files under include/, lib/ and bin/.
 clean-src:
-	rm -r $(src_dir)/glog/cmake-build || true
+	rm -r $(src_dir)/glog/build || true
 	rm -r $(src_dir)/googletest/build || true
 	rm -r $(src_dir)/leveldb/build || true
 	rm -r $(src_dir)/marisa-trie/build || true