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Makefile
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NAME=cimgui-go Code Generator
.PHONY: all
## all: generates both bindings.
all: generate
## setup: prepare some dependencies
.PHONY: setup
setup:
go install mvdan.cc/gofumpt@latest
cd cmd/codegen; \
go build -o ../../codegen .
# Parameters:
# $1: prefix
# $2: go package name
# $3: include path (of header file)
# $4: definitions.json filepath
# $5: structs_and_enums.json filepath
# $6: typedefs_dict.json filepath
# $7: additional agruments to codegen call (e.g. -r option)
define generate
@echo "Generating for $(1)"
mkdir -p $(2)
cat templates/cflags.go |sed -e "s/^package.*/package $(2)/g" > $(2)/cflags.go
cd $(2); \
../codegen -preset ../cmd/codegen/cimgui-go-preset.json -p $(1) -pkg $(2) -i ../$(3) -d ../$(4) -e ../$(5) -t ../$(6) $(7)
go run mvdan.cc/gofumpt@latest -w $(2)/enums.go
go run mvdan.cc/gofumpt@latest -w $(2)/funcs.go
go run mvdan.cc/gofumpt@latest -w $(2)/typedefs.go
go run mvdan.cc/gofumpt@latest -w $(2)/callbacks.go
go run golang.org/x/tools/cmd/goimports@latest -w $(2)/funcs.go
go run golang.org/x/tools/cmd/goimports@latest -w $(2)/enums.go
go run golang.org/x/tools/cmd/goimports@latest -w $(2)/typedefs.go
go run golang.org/x/tools/cmd/goimports@latest -w $(2)/callbacks.go
endef
define imgui
$(call generate,cimgui,imgui,cwrappers/cimgui.h,cwrappers/cimgui_templates/definitions.json,cwrappers/cimgui_templates/structs_and_enums.json,cwrappers/cimgui_templates/typedefs_dict.json)
endef
## cimgui: generate imgui binding
.PHONY: imgui
imgui: setup
$(call imgui)
define implot
$(call generate,cimplot,implot,cwrappers/cimplot.h,cwrappers/cimplot_templates/definitions.json,cwrappers/cimplot_templates/structs_and_enums.json,cwrappers/cimplot_templates/typedefs_dict.json,-r ../cwrappers/cimgui_templates/structs_and_enums.json -rt ../cwrappers/cimgui_templates/typedefs_dict.json)
endef
## implot: generate implot binding
.PHONY: implot
implot: setup
$(call implot)
define imnodes
$(call generate,cimnodes,imnodes,cwrappers/cimnodes.h,cwrappers/cimnodes_templates/definitions.json,cwrappers/cimnodes_templates/structs_and_enums.json,cwrappers/cimnodes_templates/typedefs_dict.json,-r ../cwrappers/cimgui_templates/structs_and_enums.json -rt ../cwrappers/cimgui_templates/typedefs_dict.json)
endef
## imnodes: generate imnodes binding
.PHONY: imnodes
imnodes: setup
$(call imnodes)
define immarkdown
$(call generate,cimmarkdown,immarkdown,cwrappers/cimmarkdown.h,cwrappers/cimmarkdown_templates/definitions.json,cwrappers/cimmarkdown_templates/structs_and_enums.json,cwrappers/cimmarkdown_templates/typedefs_dict.json,-r ../cwrappers/cimgui_templates/structs_and_enums.json -rt ../cwrappers/cimgui_templates/typedefs_dict.json)
endef
## immarkdown: generate immarkdown binding
.PHONY: immarkdown
immarkdown: setup
$(call immarkdown)
define imguizmo
$(call generate,cimguizmo,imguizmo,cwrappers/cimguizmo.h,cwrappers/cimguizmo_templates/definitions.json,cwrappers/cimguizmo_templates/structs_and_enums.json,cwrappers/cimguizmo_templates/typedefs_dict.json,-r ../cwrappers/cimgui_templates/structs_and_enums.json -rt ../cwrappers/cimgui_templates/typedefs_dict.json)
endef
## imguizmo: generate imguizmo binding
.PHONY: imguizmo
imguizmo: setup
$(call imguizmo)
define imcte
$(call generate,cimcte,ImGuiColorTextEdit,cwrappers/cimCTE.h,cwrappers/cimCTE_templates/definitions.json,cwrappers/cimCTE_templates/structs_and_enums.json,cwrappers/cimCTE_templates/typedefs_dict.json,-r ../cwrappers/cimgui_templates/structs_and_enums.json -rt ../cwrappers/cimgui_templates/typedefs_dict.json)
endef
## imcte: generate ImGuiColorTextEdit binding
.PHONY: imcte
imcte: setup
$(call imcte)
## generate: generates both bindings (equal to `all`)
.PHONY: generate
generate: imgui implot imnodes immarkdown imguizmo imcte
# update updates sub-repos (like cimplot or cimgui)
# $1 - subrepo directory
# $2 - repository URL
# $3 - $1/<c++ repo>/
# $4 - branch in $3 (cd tmp/$1/$3 && git checkout $4)
# $5 - additional generator options
define update
@echo "updating $1 from $2"
mkdir -p tmp/
if test -e tmp/$1; then \
rm -rf tmp/*; \
fi
git clone --recurse-submodules $2 tmp/$1
cd tmp/$1/$3; \
git checkout $4
cd tmp/$1/generator; \
bash generator.sh --target "internal noimstrv comments" $5
cp -f tmp/$1/$1* cwrappers/
if test -e tmp/$1/generator/output/$1*; then \
cp -f tmp/$1/generator/output/$1* cwrappers/; \
fi
mkdir cwrappers/$1_templates
cp -f tmp/$1/generator/output/*json cwrappers/$1_templates
mkdir -p cwrappers/$3
cp -rf tmp/$1/$3/* cwrappers/$3
cd tmp/$1; \
echo "$1 ($2) HEAD is on: `git rev-parse HEAD`" >> ../../cwrappers/VERSION.txt
cd tmp/$1/$3; \
echo "$1/$3 HEAD is on: `git rev-parse HEAD`" >> ../../../cwrappers/VERSION.txt
endef
.PHONY: update
update: setup
rm -rf cwrappers/*
$(call update,cimgui,https://github.com/cimgui/cimgui,imgui,docking, --cflags "glfw opengl3 opengl2 sdl2 -DIMGUI_USE_WCHAR32")
cat templates/assert.h >> cwrappers/imgui/imconfig.h
$(call cimgui)
$(call update,cimplot,https://github.com/cimgui/cimplot,implot,master)
$(call cimplot)
$(call update,cimnodes,https://github.com/cimgui/cimnodes,imnodes,master)
$(call cimnodes)
$(call update,cimmarkdown,https://github.com/gucio321/cimmarkdown,imgui_markdown,main)
$(call cimmarkdown)
$(call update,cimguizmo,https://github.com/cimgui/cimguizmo,ImGuizmo,master)
$(call cimguizmo)
$(call update,cimCTE,https://github.com/cimgui/cimcte,ImGuiColorTextEdit,master)
$(call cimcte)
$(call dummy)
# dummy creates dummy.go files to baypass GO vendor policy that excludes everything that has no .go files (including our C source).
define dummy
echo -e "//go:build required\n// +build required\n\npackage imgui\n\nimport (\n" > dummy.go
for i in `find cwrappers -type f \( -name "*.h" -o -name "*.cpp" \) -exec dirname {} \; | sort -u`; do \
cp templates/dummy.go.template $$i/dummy.go; \
echo -e "\t_ \"github.com/AllenDang/cimgui-go/$$i\"" >> dummy.go; \
done
echo ")" >> dummy.go
endef
.PHONY: dummy
dummy:
$(call dummy)