Makefile to install pythonocc-core in a python virtualenv

link_gl2psTest.patch

*** link.txt	2020-08-05 13:48:49.659309029 +0200
--- link_new.txt	2020-08-05 13:54:15.455429048 +0200
***************
*** 1 ****
! /usr/bin/cc -O3 -DNDEBUG  -lm -rdynamic CMakeFiles/gl2psTest.dir/gl2psTest.o  -o gl2psTest  libgl2ps.a -lGL -lGLU -lglut -lXmu -lXi -lz -lpng -lz -lpng 
--- 1 ----
! /usr/bin/cc -O3 -DNDEBUG  -lm -rdynamic CMakeFiles/gl2psTest.dir/gl2psTest.o  -o gl2psTest  libgl2ps.a -lGL -lGLU -lglut -lXmu -lXi -lz -lpng -lz -lpng -lm

link_gl2psTestSimple.patch

*** link.txt	2020-08-05 13:56:54.295587436 +0200
--- link_new.txt	2020-08-05 13:58:27.845324968 +0200
***************
*** 1 ****
! /usr/bin/cc -O3 -DNDEBUG  -lm -rdynamic CMakeFiles/gl2psTestSimple.dir/gl2psTestSimple.o  -o gl2psTestSimple  libgl2ps.a -lGL -lGLU -lglut -lXmu -lXi -lz -lpng -lz -lpng 
--- 1 ----
! /usr/bin/cc -O3 -DNDEBUG  -lm -rdynamic CMakeFiles/gl2psTestSimple.dir/gl2psTestSimple.o  -o gl2psTestSimple libgl2ps.a -lGL -lGLU -lglut -lXmu -lXi -lz -lpng -lz -lpng -lm

Makefile

.PHONY : prepare-venv clean clean-all all

current_dir = $(shell pwd)
PY_MAJORVERSION=3
PY_MINORVERSION=6
PY_MICROVERSION=2
PY_VERSION=$(PY_MAJORVERSION).$(PY_MINORVERSION).$(PY_MICROVERSION)
PY_VERSION_SHORT=$(PY_MAJORVERSION).$(PY_MINORVERSION)
OCE_VERSION=OCE-0.18.3
PYTHONOCC_VERSION=0.18.2
VENV_DIR=$(current_dir)/venv
BUILD_DIR=$(HOME)/git/build_occ
GL2PS_BUILD=$(BUILD_DIR)/gl2ps
OCE_INSTALL=$(current_dir)/libs/oce
OCE_BUILD=$(BUILD_DIR)/oce
OCC_BUILD=$(BUILD_DIR)/python-occ
GL2PS_INSTALL=$(current_dir)/libs/gl2ps
SMESH_BUILD=$(BUILD_DIR)/smesh

prepare-venv : $(VENV_DIR)/bin/activate

#####################################################################
# Install dependencies
#####################################################################
install-ubuntu-dependencies :
	apt install \
	    liboce-foundation-dev \
	    liboce-modeling-dev \
	    liboce-ocaf-dev \
	    liboce-visualization-dev \
	    ninja-build \
	    swig \
	    libfreeimage-dev \
	    libfreeimageplus-dev \
	    doxygen

$(VENV_DIR)/bin/activate : requirements.txt
	# Install pythonocc-core in a virtualenv
	mkdir --parents $(BUILD_DIR)
	# Install virtualenv
	env PYTHON_CONFIGURE_OPTS="--enable-shared" pyenv install $(PY_VERSION)
	# Directory of the virtualenv
	mkdir -p $(VENV_DIR)
	cp ./patches-py-occ/patch_activate.patch $(VENV_DIR)/patch_activate.patch
	#
	virtualenv --python=$(HOME)/.pyenv/versions/$(PY_VERSION)/bin/python$(PY_VERSION_SHORT) $(VENV_DIR)
	# Patch activate file
	patch -u $(VENV_DIR)/bin/activate < patch_activate.patch
	sed -i "s,VENVDIR,$(VENV_DIR),g" $(VENV_DIR)/bin/activate
	# Activate virtualenv
	. $(VENV_DIR)/bin/activate ;\
		yes | pip install -r requirements.txt
	touch $(VENV_DIR)/bin/activate

#####################################################################
# Build gl2ps
#####################################################################
installed_gl2ps.txt : $(VENV_DIR)/bin/activate
	rm -rf $(GL2PS_BUILD)
	mkdir -p $(GL2PS_BUILD)
	mkdir -p $(GL2PS_BUILD)/build
	#
	cd $(BUILD_DIR) && wget -nc http://geuz.org/gl2ps/src/gl2ps-1.3.8.tgz
	tar -xvzf $(BUILD_DIR)/gl2ps-1.3.8.tgz -C $(GL2PS_BUILD)/ && \
		mv $(GL2PS_BUILD)/gl2ps-1.3.8-source/* $(GL2PS_BUILD)/
	cmake \
		-DCMAKE_BUILD_TYPE=Release \
		-DCMAKE_INSTALL_PREFIX:PATH=$(GL2PS_INSTALL) \
		-DCMAKE_EXE_LINKER_FLAGS=-lm \
		-B $(GL2PS_BUILD)/build $(GL2PS_BUILD)
	#
	patch -c -i link_gl2psTest.patch \
		$(GL2PS_BUILD)/build/CMakeFiles/gl2psTest.dir/link.txt
	patch -c -i link_gl2psTestSimple.patch \
		$(GL2PS_BUILD)/build/CMakeFiles/gl2psTestSimple.dir/link.txt
	#
	make -C $(GL2PS_BUILD)/build
	make -C $(GL2PS_BUILD)/build install > installed_gl2ps.txt

#####################################################################
# Build OCE
#####################################################################
installed_oce.txt : installed_gl2ps.txt
	# @rm -rf $(OCE_BUILD)
	if [ ! -e $(OCE_BUILD)/.git/config ]; \
	then \
		git clone https://github.com/tpaviot/oce.git $(OCE_BUILD) ; \
		rm -rf $(OCE_BUILD)/build && mkdir $(OCE_BUILD)/build ; \
	fi;
	cd $(OCE_BUILD) && git checkout $(OCE_VERSION)
	# - Patch for `xlocal.h`
	if [ ! -e "/usr/include/xlocale.h" ]; \
	then \
	  sed -i 's,  #include <xlocale.h>,  #include <locale.h>,g' "$(OCE_BUILD)/src/Standard/Standard_CLocaleSentry.hxx" ; \
	fi;
	#
	cmake \
		-DCMAKE_BUILD_TYPE=Release \
		-DOCE_COPY_HEADERS_BUILD=ON \
		-DOCE_BUILD_SHARED_LIB:BOOL=ON \
		-DOCE_DATAEXCHANGE:BOOL=ON \
		-DOCE_INSTALL_LIB_DIR=lib \
		-DOCE_INSTALL_BIN_DIR=bin \
		-DOCE_DRAW:BOOL=ON \
		-DOCE_MODEL:BOOL=ON \
		-DOCE_MULTITHREAD_LIBRARY:STRING=TBB \
		-DOCE_OCAF:BOOL=ON \
		-DOCE_VISUALISATION:BOOL=ON \
		-DOCE_WITH_FREEIMAGE:BOOL=ON \
		-DOCE_WITH_VTK:BOOL=ON \
		-DOCE_WITH_GL2PS:BOOL=ON \
		-DOCE_TESTING:BOOL=OFF \
		-DOCE_FREEIMAGE_INCLUDE_DIR:PATH=/usr/include \
		-DGL2PS_INCLUDE_DIR:PATH=$(GL2PS_INSTALL)/include \
		-DOCE_INSTALL_PREFIX:PATH=$(OCE_INSTALL) \
		-GNinja -B $(OCE_BUILD)/build $(OCE_BUILD)
	ninja -C $(OCE_BUILD)/build
	ninja install -C $(OCE_BUILD)/build > installed_oce.txt

#####################################################################
# Build PythonOCC
#####################################################################
installed_pythonocc.txt : installed_oce.txt
	if [ ! -e $(OCC_BUILD)/.git/config ]; \
	then \
		git clone https://github.com/tpaviot/pythonocc-core.git $(OCC_BUILD) ; \
	fi;
	cd $(OCC_BUILD) && git checkout $(PYTHONOCC_VERSION)
	rm -rf $(OCC_BUILD)/build
	mkdir $(OCC_BUILD)/build
	#
	cmake \
		-DCMAKE_INSTALL_PREFIX:PATH=$(VENV_DIR) \
		-DPYTHON_EXECUTABLE:PATH=$(VENV_DIR)/bin/python$(PY_VERSION_SHORT) \
		-DPYTHON_LIBRARY:PATH=$(HOME)/.pyenv/versions/$(PY_VERSION)/lib/libpython$(PY_MAJORVERSION).so \
		-DOCE_INCLUDE_PATH:PATH=$(OCE_INSTALL)/include/oce \
		-DOCE_LIB_PATH:PATH=$(OCE_INSTALL)/lib \
		-GNinja -B $(OCC_BUILD)/build $(OCC_BUILD)
	#
	. venv/bin/activate && ninja -C $(OCC_BUILD)/build
	. venv/bin/activate && ninja -C $(OCC_BUILD)/build install > installed_pythonocc.txt

all : installed_pythonocc.txt

clean :
	rm installed_pythonocc.txt
	rm installed_oce.txt
	rm installed_gl2ps.txt
	rm -rf $(VENV_DIR)

clean-build :
	rm -rf $(OCE_BUILD)
	rm -rf $(GL2PS_BUILD)
	rm -rf $(OCC_BUILD)

patch_activate.patch

--- bin/activate	2019-01-18 14:34:11.916832564 +0100
+++ bin/activate	2019-01-18 16:47:39.069701617 +0100
@@ -17,6 +17,12 @@
         unset _OLD_VIRTUAL_PYTHONHOME
     fi
 
+    if [ -n "$_OLD_VIRTUAL_LD_LIBRARY_PATH" ] ; then
+        LD_LIBRARY_PATH="$_OLD_VIRTUAL_LD_LIBRARY_PATH"
+        export LD_LIBRARY_PATH
+        unset _OLD_VIRTUAL_LD_LIBRARY_PATH
+    fi
+
     # This should detect bash and zsh, which have a hash command that must
     # be called to get it to forget past commands.  Without forgetting
     # past commands the $PATH changes we made may not be respected
@@ -47,6 +53,10 @@
 PATH="$VIRTUAL_ENV/bin:$PATH"
 export PATH
 
+_OLD_VIRTUAL_LD_LIBRARY_PATH="$LD_LIBRARY_PATH"
+LD_LIBRARY_PATH="VENVDIR/lib:$LD_LIBRARY_PATH"
+export LD_LIBRARY_PATH
+
 # unset PYTHONHOME if set
 if ! [ -z "${PYTHONHOME+_}" ] ; then
     _OLD_VIRTUAL_PYTHONHOME="$PYTHONHOME"