maybe working on R 4.2

configure.win

@@ -0,0 +1,6 @@
+
+if pkg-config --version 2>/dev/null; then
+  exit 0;
+fi
+
+WIN_CPPFLAGS="-DABSL_FORCE_WAITER_MODE=4" tools/build_absl.sh

src/Makevars.ucrt

@@ -1,21 +1,15 @@
 
-ifeq (,$(shell pkg-config absl_base --cflags))
-	ABSL_CFLAGS = -I../tools/dist/include
-else
-	ABSL_CFLAGS =
-endif
-
-ABSL_LIBS = -L..tools/dist/lib -labsl_cord -labsl_cordz_info -labsl_cord_internal -labsl_cordz_functions -labsl_cordz_handle -labsl_crc_cord_state -labsl_crc32c -labsl_crc_internal -labsl_crc_cpu_detect -labsl_raw_hash_set -labsl_hashtablez_sampler -labsl_exponential_biased -labsl_synchronization -labsl_graphcycles_internal -labsl_kernel_timeout_internal -labsl_stacktrace -labsl_symbolize -labsl_malloc_internal -labsl_time -labsl_civil_time -labsl_time_zone -labsl_hash -labsl_city -labsl_bad_optional_access -labsl_bad_variant_access -labsl_low_level_hash -labsl_str_format_internal -labsl_strings -labsl_string_view -labsl_strings_internal -labsl_int128 -labsl_throw_delegate -labsl_demangle_internal -labsl_base -labsl_spinlock_wait -labsl_debugging_internal -labsl_raw_logging_internal -labsl_log_severity
-
-PKG_CPPFLAGS = $(ABSL_CFLAGS) -DSTRICT_R_HEADERS -DS2_USE_EXACTFLOAT -D_USE_MATH_DEFINES -DNDEBUG -DIS_LITTLE_ENDIAN -DOMIT_STRPTIME -I../src
-
+ABSL_LIBS = -labsl_cord -labsl_cordz_info -labsl_cord_internal -labsl_cordz_functions -labsl_cordz_handle -labsl_crc_cord_state -labsl_crc32c -labsl_crc_internal -labsl_crc_cpu_detect -labsl_raw_hash_set -labsl_hashtablez_sampler -labsl_exponential_biased -labsl_synchronization -labsl_graphcycles_internal -labsl_kernel_timeout_internal -labsl_stacktrace -labsl_symbolize -labsl_malloc_internal -labsl_time -labsl_civil_time -labsl_time_zone -labsl_hash -labsl_city -labsl_bad_optional_access -labsl_bad_variant_access -labsl_low_level_hash -labsl_str_format_internal -labsl_strings -labsl_string_view -labsl_strings_internal -labsl_int128 -labsl_throw_delegate -labsl_demangle_internal -labsl_base -labsl_spinlock_wait -labsl_debugging_internal -labsl_raw_logging_internal -labsl_log_severity
 
 ifeq (,$(shell pkg-config --version 2>/dev/null))
-  PKG_LIBS = -Ls2 -ls2static $(ABSL_LIBS) -lssl -lcrypto -lz -lws2_32 -lgdi32 -lcrypt32
+  ABSL_CFLAGS = -I../tools/dist/include
+  PKG_LIBS = -Ls2 -ls2static -L../tools/dist/lib $(ABSL_LIBS) -lssl -lcrypto -lz -lws2_32 -lgdi32 -lcrypt32 -limagehlp
 else
   PKG_LIBS = -Ls2 -ls2static $(ABSL_LIBS) $(shell pkg-config --libs openssl)
 endif
 
+PKG_CPPFLAGS = $(ABSL_CFLAGS) -DSTRICT_R_HEADERS -DS2_USE_EXACTFLOAT -D_USE_MATH_DEFINES -DNDEBUG -DIS_LITTLE_ENDIAN -DOMIT_STRPTIME -I../src
+
 CXX_STD = CXX17
 
 STATLIB = s2/libs2static.a
@@ -131,14 +125,9 @@ $(SHLIB): $(STATLIB)
 
 $(STATLIB): $(S2LIBS)
 
-$(S2LIBS): winlibs
-
 #all: clean
 
-winlibs:
-	cd .. && pwd
-
 clean:
 	rm -f $(SHLIB) $(STATLIB) $(OBJECTS) $(S2LIBS)
 
-.PHONY: all winlibs clean
+.PHONY: all clean

tools/build_absl.sh

@@ -26,10 +26,10 @@ if test -z "${R_HOME}"; then
 fi
 
 CC=`"${R_HOME}/bin/R" CMD config CC`
-CXX="`${R_HOME}/bin/R CMD config CXX14` `${R_HOME}/bin/R CMD config CXX14STD`"
+CXX="`${R_HOME}/bin/R CMD config CXX17` `${R_HOME}/bin/R CMD config CXX17STD`"
 CFLAGS=`"${R_HOME}/bin/R" CMD config CFLAGS`
 R_CPPFLAGS=`"${R_HOME}/bin/R" CMD config CPPFLAGS`
-R_CXXFLAGS=`"${R_HOME}/bin/R" CMD config CXX14FLAGS`
+R_CXXFLAGS=`"${R_HOME}/bin/R" CMD config CXX17FLAGS`
 LDFLAGS=`"${R_HOME}/bin/R" CMD config LDFLAGS`
 
 CMAKE_INSTALL_PREFIX="`pwd`/tools/dist"
@@ -45,13 +45,13 @@ ${CMAKE} \
   -G "Unix Makefiles" \
   -DCMAKE_BUILD_TYPE=Release \
   -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
-  -DCMAKE_CXX_FLAGS_RELEASE="${R_CPPFLAGS} ${R_CXXFLAGS}" \
+  -DCMAKE_CXX_FLAGS_RELEASE="${R_CPPFLAGS} ${R_CXXFLAGS} ${WIN_CPPFLAGS}" \
   -DBUILD_SHARED_LIBS=OFF \
   -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
   -DCMAKE_INSTALL_PREFIX="${CMAKE_INSTALL_PREFIX}" \
   -DCMAKE_PREFIX_PATH="${CMAKE_PREFIX_PATH}" \
   -DCMAKE_OSX_DEPLOYMENT_TARGET=11.3 \
-  -DCMAKE_CXX_STANDARD=14 \
+  -DCMAKE_CXX_STANDARD=17 \
   -DABSL_PROPAGATE_CXX_STD=ON \
   "../../vendor/abseil-cpp" &&
   ${MAKE} ${MAKEVARS} &&