fix: fix te 3.6 3.7 build , replace the g++ with conda-compilers

Author: whybeyoung

Makefile

@@ -6,6 +6,8 @@ python_version_patch := $(word 3,${python_version_full})
 
 PY_GT_3_8 := $(shell [ $(python_version_major) -gt 3 -o \( $(python_version_major) -eq 3 -a $(python_version_minor) -ge 8 \) ] && echo true)
 
+CC=x86_64-linux-gnu-g++
+
 PYLIB=$(shell python3-config  --ldflags)
 PYINC=$(shell python3-config --cflags)
 ifeq ($(PY_GT_3_8),true)
@@ -14,20 +16,20 @@ PYINC=$(shell python3-config --cflags --embed )
 endif
 
 wrapper:
-	echo $(PYLIB)git
-	g++  -Wall -pedantic -Wextra -fPIC -shared  -std=c++1y  -fvisibility=default  -Wno-attributes  $(PYINC) -g -O0 -I. -I./include/spdlog/include/ -I./include/ -o libwrapper.so pyWrapper.cpp fswatch.cpp wrapper.cpp  -L. -L /opt/conda/envs/loader/lib $(PYLIB) -rdynamic
+	echo $(PYLIB)
+	${CC}  -Wall -pedantic -Wextra -fPIC -shared  -std=c++1y  -fvisibility=default  -Wno-attributes  $(PYINC) -g -O0 -I. -I./include/spdlog/include/ -I./include/ -o libwrapper.so pyWrapper.cpp fswatch.cpp wrapper.cpp  -L. -L /opt/conda/envs/loader/lib $(PYLIB) -rdynamic
 	mkdir -p wrapper_lib
 	cp libwrapper.so  ./wrapper_lib
 
 t:
 	echo $(python_version_minor)
 	echo $(PY_GT_3_6)
 	rm -f test
-	g++ -Wall  -g -O0 -fPIC  -I./include/spdlog/include/ $(PYINC) pyWrapper.cpp   pyWrapperTest.cpp -o test $(PYLIB) 
+	${CC}  -Wall  -g -O0 -fPIC  -I./include/spdlog/include/ $(PYINC) pyWrapper.cpp   pyWrapperTest.cpp -o test $(PYLIB)
 
 main:
 	echo $(PYLIB)
-	g++  -Wall -pedantic -Wextra -fPIC  -std=c++1y  -fvisibility=default  -Wno-attributes  $(PYINC) -g -O0 -I. -I./include/spdlog/include/ -I./include/ -o output pyWrapper.cpp wrapper.cpp  test_data/main.cpp -L. -L /opt/conda/envs/loader/lib $(PYLIB) -rdynamic
+	${CC}   -Wall -pedantic -Wextra -fPIC  -std=c++1y  -fvisibility=default  -Wno-attributes  $(PYINC) -g -O0 -I. -I./include/spdlog/include/ -I./include/ -o output pyWrapper.cpp wrapper.cpp  test_data/main.cpp -L. -L /opt/conda/envs/loader/lib $(PYLIB) -rdynamic
 
 fswatch:
-	g++ fswatch.cpp  -l pthread -o fs_test
+	${CC}  fswatch.cpp  -l pthread -o fs_test