WIP: begin transition to C lang

.gitignore

@@ -1,2 +1 @@
-**/*.pyc
 **/tags.*

Makefile

@@ -1,12 +1,124 @@
-.PHONY: run install
+##
+##      Gem-graph OpenGL experiments
+##
+##      Desc: Makefile
+##
+##  Copyright (C) 2023 Arthur Menges <arthur.menges@a-lec.org>
+##  Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
+##
+##  This file is part of Gem-graph.
+##
+##  This program is free software: you can redistribute it and/or modify
+##  it under the terms of the GNU Affero General Public License as published by
+##  the Free Software Foundation, either version 3 of the License, or
+##  (at your option) any later version.
+##
+##  This program is distributed in the hope that it will be useful,
+##  but WITHOUT ANY WARRANTY; without even the implied warranty of
+##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+##  GNU Affero General Public License for more details.
+##
+##  You should have received a copy of the GNU Affero General Public License
+##  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+##
 
-sources=gemgraph.py gemgraph/main.py gemgraph/window.py
-uis=ui/gemgraph.ui
+.PHONY: all clean install run build_system
+.DELETE_ON_ERROR: $(BINDIR)/gem-graph-client
+.DEFAULT_GOAL := all
+
+#
+# Color codes
+#
+CL='\033[0;32m'
+CL2='\033[1;36m'
+CL3='\033[0m'
+NC='\033[1;37m'
+
+#
+# Variables & constants
+#
+NTHREADS= $(shell nproc)
+
+CC=gcc
+WARNINGS= -Wall
+DEBUG= -ggdb -fno-omit-frame-pointer -fdiagnostics-color=always
+OPTIMIZE= -O2
+INCLUDE= $(shell pkg-config --cflags glib-2.0 libxml-2.0 gtk4)
+LIBS= $(shell pkg-config --libs glib-2.0 libxml-2.0 gtk4) -lGL -lGLU -lm -lepoxy -lX11 -lGLEW
+
+BINDIR=bin
+BUILDDIR=build
+SRCDIR=src
+vpath %.c $(SRCDIR)
+
+SOURCES= $(shell ls -r $(SRCDIR))
+BUILDBINS=$(patsubst %.c,$(BUILDDIR)/%.o,$(SOURCES))
+BUILDDEPS=$(patsubst %.c,$(BUILDDIR)/%.d,$(SOURCES))
+
+-include /etc/os-release
+
+#
+# Directories
+#
+$(BUILDDIR):
+	@mkdir -p $@
+	@echo -e ${CL2}[$@] ${CL}folder generated.${CL3}
+
+$(BINDIR):
+	@mkdir -p $@
+	@echo -e ${CL2}[$@] ${CL}folder generated.${CL3}
+
+#
+# Dependencies
+#
+-include $(BUILDDEPS)
+
+$(BUILDDIR)/%.d: %.c | $(BUILDDIR)
+	@$(CC) -MM -MT $(@:%.d=%.o) -MF $@ $<
+	@echo -e ${CL2}[$@] ${CL}dependencies generated.${CL3}
+
+#
+# Compilation
+#
+$(BINDIR)/gem-graph-client: $(BUILDBINS) | $(BINDIR)
+	@$(CC) -o $@ $(WARNINGS) $(DEBUG) $(OPTIMIZE) $^ $(INCLUDE) $(LIBS)
+	@echo -e ${CL2}[$@] ${CL}built.${CL3}
 
 
+$(BUILDDIR)/%.o: %.c | $(BUILDDIR)
+	@$(CC) $(WARNINGS) $(DEBUG) $(OPTIMIZE) $(INCLUDE) -c $< -o $@
+	@echo -e ${CL2}[$@] ${CL}compiled.${CL3}
 
-install: ${sources} ${uis}
-	:
 
-run: ${sources} ${uis}
-	./gemgraph.py
+#
+# Virtual recipes
+#
+clean:
+	@rm -rf $(BINDIR)
+	@rm -rf $(BUILDDIR)
+	@echo -e ${CL2}[$@] ${CL}done.${CL3}
+
+install:
+	echo "Installing is not supported"
+
+
+ifeq ($(ID), guix)
+build_system:
+	@echo -e ${CL2}[$@] ${CL}building through containerized manifest...${CL3}
+	@guix shell --container -m ./manifest.scm -- make $(BINDIR)/gem-graph-client -j $(NTHREADS)
+	@echo -e ${CL2}[$@] ${CL}done.${CL3}
+else
+build_system:
+	@echo -e ${CL2}[$@] ${CL}building...${CL3}
+	@make $(BINDIR)/gem-graph-client -j $(NTHREADS)
+	@echo -e ${CL2}[$@] ${CL}done.${CL3}
+endif
+
+run: build_system
+	@echo -e ${CL2}[$@] ${CL}executing...${CL3}
+	@$(BINDIR)/gem-graph-client
+	@echo -e ${CL2}[$@] ${CL}done.${CL3}
+
+all:	build_system
+	@echo -e ${CL2}[$@] ${CL}done.${CL3}
+

manifest.scm

@@ -0,0 +1,25 @@
+;;
+;; Dépendances sous GNU Guix
+;;
+
+
+(specifications->manifest
+  (list
+      "bash"
+      "coreutils"
+      "gcc-toolchain"
+      "pkg-config"
+      "make"
+      "gtk"
+      "libxml2"
+      "glu"
+      "glew"
+      "glfw"
+      "libepoxy"
+      "pango@1.90.0"
+      "xorgproto"
+      "glib"
+      "mesa-headers"
+      "mesa"
+   )
+)