From 98f3657934351aa3bfcd932cb7ffd1c68a273f89 Mon Sep 17 00:00:00 2001
From: David Rotermund <54365609+davrot@users.noreply.github.com>
Date: Wed, 3 Jan 2024 14:34:50 +0100
Subject: [PATCH] Update README.md

Signed-off-by: David Rotermund <54365609+davrot@users.noreply.github.com>
---
 PyBind11/basics/README.md | 71 +++++++++++++++++++++++++++------------
 1 file changed, 49 insertions(+), 22 deletions(-)

diff --git a/PyBind11/basics/README.md b/PyBind11/basics/README.md
index aca2836..bcadf46 100644
--- a/PyBind11/basics/README.md
+++ b/PyBind11/basics/README.md
@@ -11,30 +11,57 @@
 Questions to [David Rotermund](mailto:davrot@uni-bremen.de)
 
 
+### .env file
+
+**Change the directories and parameters according you system.**
+
 ```Makefile
-PYBIN=~/P3.9/bin/
-COMPILER=clang
+PYBIN=~/P3.11/bin/
+CC=/usr/lib64/ccache/clang++
+NVCC=/usr/local/cuda-12/bin/nvcc -allow-unsupported-compiler 
 
-PYBIND11INCLUDE=`$(PYBIN)python3 -m pybind11 --includes`
+PARAMETERS_O_CPU = -O3 -std=c++14 -fPIC -Wall -fopenmp=libomp
+PARAMETERS_Linker_CPU = -shared -lm -lomp -lstdc++ -Wall
 
-PARAMETERS= -O3 -std=c++14 -fPIC  $(PYBIND11INCLUDE) -Wall
+PARAMETERS_O_GPU= -O3 -std=c++14 -ccbin=$(CC) \
+    -Xcompiler "-fPIC -Wall -fopenmp=libomp"   
+PARAMETERS_Linker_GPU=-Xcompiler "-shared -lm -lomp -lstdc++ -Wall"
 
-THEMODULENAME=themodule`$(PYBIN)python3-config --extension-suffix`
-
-all: themodule
-
-MyModule.o: MyModule.h MyModule.cpp 
-	$(COMPILER) $(PARAMETERS) -c MyModule.cpp -o MyModule.o
-
-themodule.o: MyModule.h themodule.cpp 
-	$(COMPILER) $(PARAMETERS) -c themodule.cpp -o themodule.o
-
-themodule: MyModule.o themodule.o
-	$(COMPILER) -shared -o themodule MyModule.o themodule.o -lm -lstdc++ -Wall
-	cp themodule $(THEMODULENAME)
-
-clean:
-	rm -f $(THEMODULENAME)
-	rm -f themodule
-	rm -f *.o
+O_DIRS = o/
+```
+
+### Makefile
+```Makefile
+include .env
+export
+
+name = MyModule
+type = CPU
+
+PYPOSTFIX := $(shell $(PYBIN)python3-config --extension-suffix)
+PYBIND11INCLUDE := $(shell $(PYBIN)python3 -m pybind11 --includes)
+PARAMETERS_O = $(PARAMETERS_O_CPU) $(PYBIND11INCLUDE) 
+PARAMETERS_Linker = $(PARAMETERS_Linker_CPU)
+
+so_file = Py$(name)$(type)$(PYPOSTFIX)
+pyi_file = Py$(name)$(type).pyi
+all: ../$(so_file)
+
+$(O_DIRS)$(name)$(type).o: $(name)$(type).h $(name)$(type).cpp
+	mkdir -p $(O_DIRS) 
+	$(CC) $(PARAMETERS_O) -c $(name)$(type).cpp -o $(O_DIRS)$(name)$(type).o
+
+$(O_DIRS)Py$(name)$(type).o: $(name)$(type).h Py$(name)$(type).cpp 
+	mkdir -p $(O_DIRS)
+	$(CC) $(PARAMETERS_O) -c Py$(name)$(type).cpp -o $(O_DIRS)Py$(name)$(type).o
+
+../$(so_file): $(O_DIRS)$(name)$(type).o $(O_DIRS)Py$(name)$(type).o
+	$(CC) $(PARAMETERS_Linker) -o ../$(so_file) $(O_DIRS)$(name)$(type).o $(O_DIRS)Py$(name)$(type).o
+
+
+#######################
+clean:
+	rm -rf $(O_DIRS)
+	rm -f ../$(so_file)
+	rm -f ../$(pyi_file)
 ```