Continuous integration (CI) workflow: build the code in your repository and run tests

.github/workflows/makefile.yml

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+name: Makefile CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Install dependencies
+      run: make githubrequirements
+
+    - name: Compile & Link
+      run: make

Makefile

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+#project
+PRODUCT_NAME = testImPlot
+
+#libraries
+STATIC_LIBS =
+SHARED_LIBS = dl pthread
+
+#include PATHS
+INC_PATHS = imgui
+
+################################################################################
+
+#project folders
+BIN_PATH = bin
+SOURCES_PATH = $(INC_PATHS) ./
+BUILD_PATH = obj
+
+#source files extension
+SOURCES_EXT_C = c
+SOURCES_EXT_CPP = cpp
+
+#compilers and flags (gcc -g to produce debug symbols)
+COMPILER = gcc
+COMPILER_FLAGS = -Wall -g -c
+LINKER = g++
+
+#OS Specifig flags
+UNAME_S := $(shell uname -s)
+ifeq ($(UNAME_S),Linux)
+	TARGET_OS_PATH = linux
+	COMPILER_FLAGS += -D LINUX
+	SHARED_LIBS += rt
+endif
+ifeq ($(UNAME_S),Darwin)
+	TARGET_OS_PATH = osx
+	COMPILER_FLAGS += -D OSX
+endif
+
+OBJECTS_PATH = $(BUILD_PATH)/$(TARGET_OS_PATH)
+SOURCES_C=$(foreach SRC,$(SOURCES_PATH),$(wildcard $(SRC)/*.$(SOURCES_EXT_C)))
+SOURCES_CPP=$(foreach SRC,$(SOURCES_PATH),$(wildcard $(SRC)/*.$(SOURCES_EXT_CPP)))
+OBJECTS_C=$(patsubst %.$(SOURCES_EXT_C),$(OBJECTS_PATH)/%.o,$(SOURCES_C))
+OBJECTS_CPP=$(patsubst %.$(SOURCES_EXT_CPP),$(OBJECTS_PATH)/%.o,$(SOURCES_CPP))
+
+INCOMPILER_FLAGS=$(foreach TMP,$(INC_PATHS),-I$(TMP))
+LIB_FLAGS=$(foreach TMP,$(LIB_PATHS),-L$(TMP))
+SHARED_LIB_FLAGS=$(addprefix -l,$(SHARED_LIBS))
+STATIC_LIB_FLAGS=$(STATIC_LIBS)
+
+BINARY=$(BIN_PATH)/$(TARGET_OS_PATH)/$(PRODUCT_NAME)
+
+.PHONY: all distclean clean
+
+all: $(BINARY)
+
+buildrepo:
+	@echo ". Target:	$(UNAME_S)"
+	@$(call make-repo)
+
+$(BINARY): buildrepo $(OBJECTS_C) $(OBJECTS_CPP)
+	@echo ". Linking:	[$(LINKER)]	$@"
+	@mkdir -p $(BIN_PATH)/$(TARGET_OS_PATH)
+	@$(LINKER) $(LIB_FLAGS) $(OBJECTS_C) $(OBJECTS_CPP) $(SHARED_LIB_FLAGS) $(STATIC_LIB_FLAGS) -o $@ $(LIBS)
+	@$(OBJECTS_DELETE_C)
+	@$(OBJECTS_DELETE_CPP)
+
+$(OBJECTS_PATH)/%.o: %.$(SOURCES_EXT_C)
+	@echo ". Compiling:	[$(COMPILER)] as c   	$< ..."
+	@$(COMPILER) $(INCOMPILER_FLAGS) $(COMPILER_FLAGS) $< -o $@
+
+$(OBJECTS_PATH)/%.o: %.$(SOURCES_EXT_CPP)
+	@echo ". Compiling:	[$(COMPILER)] as c++	$< ..."
+	@$(COMPILER) $(INCOMPILER_FLAGS) $(COMPILER_FLAGS) $< -o $@
+
+run: all
+	@echo ". Running:	[$(PRODUCT_NAME)]"
+	@echo ""
+	@$(BINARY)
+
+distclean: clean
+	@echo ". Cleaning:	[$(PRODUCT_NAME)]"
+	@rm -f $(BINARY)
+
+clean:
+	@echo ". Cleaning objects & IDE data"
+	@rm -rf $(OBJECTS_PATH)/*
+
+githubrequirements:
+	@echo ". Install project requirements on $(UNAME_S)"
+	@echo ". clone imgui"
+	@git clone https://github.com/ocornut/imgui.git
+	@echo ". create main.cpp"
+	@echo "#include \"imgui.h\"" > main.cpp
+	@echo "#include \"implot.h\"" >> main.cpp
+	@echo "int main(int, char**)" >> main.cpp
+	@echo "{" >> main.cpp
+	@echo "    IMGUI_CHECKVERSION();" >> main.cpp
+	@echo "    ImGui::CreateContext();" >> main.cpp
+	@echo "    ImPlot::CreateContext();" >> main.cpp
+	@echo "    ImGuiIO& io = ImGui::GetIO();" >> main.cpp
+	@echo "    unsigned char* tex_pixels = NULL;" >> main.cpp
+	@echo "    int tex_w, tex_h;" >> main.cpp
+	@echo "    io.Fonts->GetTexDataAsRGBA32(&tex_pixels, &tex_w, &tex_h);" >> main.cpp
+	@echo "    io.DisplaySize = ImVec2(1920, 1080);" >> main.cpp
+	@echo "    io.DeltaTime = 1.0f / 60.0f;" >> main.cpp
+	@echo "    ImGui::NewFrame();" >> main.cpp
+	@echo "    ImGui::ShowDemoWindow(NULL);" >> main.cpp
+	@echo "    ImPlot::ShowDemoWindow(NULL);" >> main.cpp
+	@echo "    ImGui::Render();" >> main.cpp
+	@echo "    ImPlot::DestroyContext();" >> main.cpp
+	@echo "    ImGui::DestroyContext();" >> main.cpp
+	@echo "    return 0;" >> main.cpp
+	@echo "}" >> main.cpp
+
+help:
+	@echo ". Makefile commands"
+	@echo "make [github]requirements -> install requirements"
+	@echo "make                      -> build app (compiler + linker)"
+	@echo "make distclean            -> clean built app and objectes"
+	@echo "make clean                -> clean built objectes"
+	@echo "make run                  -> build and run app"
+
+define make-repo
+	for dir in $(SOURCES_PATH); \
+	do \
+		mkdir -p $(OBJECTS_PATH)/$$dir; \
+	done
+endef