mirror of https://github.com/mappu/miqt.git
101 lines
2.4 KiB
Go
101 lines
2.4 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"flag"
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"io/ioutil"
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"log"
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"path/filepath"
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"strings"
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)
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func main() {
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ctx := context.Background()
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clang := flag.String("clang", "clang", "Custom path to clang")
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inputHeader := flag.String("inputHeader", `/usr/include/x86_64-linux-gnu/qt5/QtWidgets/qpushbutton.h`, "Input file")
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cflags := flag.String("cflags", `-DQT_WIDGETS_LIB -I/usr/include/x86_64-linux-gnu/qt5/QtWidgets -I/usr/include/x86_64-linux-gnu/qt5 -I/usr/include/x86_64-linux-gnu/qt5/QtCore -DQT_GUI_LIB -I/usr/include/x86_64-linux-gnu/qt5/QtGui -DQT_CORE_LIB`, "Cflags to pass to clang (e.g. `pkg-config --cflags Qt5Widgets`)")
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outDir := flag.String("outdir", "../../qt", "Output directory for generated gen_** files")
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dumpClang := flag.String("dumpclang", "", "(Optional) File to dump output clang JSON")
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dumpIL := flag.String("dumpil", "", "(Optional) File to dump intermediate IL JSON")
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flag.Parse()
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// Parse the file
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astInner, err := clangExec(ctx, *clang, *inputHeader, strings.Fields(*cflags))
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if err != nil {
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panic(err)
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}
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if *dumpClang != "" {
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jb, err := json.MarshalIndent(astInner, "", "\t")
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(*dumpClang, jb, 0644)
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if err != nil {
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panic(err)
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}
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}
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// Convert it to our intermediate format
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parsed, err := parseHeader(astInner)
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if err != nil {
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panic(err)
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}
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if *dumpIL != "" {
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jb, err := json.MarshalIndent(parsed, "", "\t")
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(*dumpIL, jb, 0644)
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if err != nil {
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panic(err)
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}
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}
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// AST transforms on our IL
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astTransformOptional(parsed)
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// Emit 3 code files from the intermediate format
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outputName := filepath.Join(*outDir, "gen_"+strings.TrimSuffix(filepath.Base(*inputHeader), `.h`))
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goSrc, err := emitGo(parsed, filepath.Base(*inputHeader))
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(outputName+".go", []byte(goSrc), 0644)
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if err != nil {
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panic(err)
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}
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bindingCppSrc, err := emitBindingCpp(parsed, filepath.Base(*inputHeader))
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(outputName+".cpp", []byte(bindingCppSrc), 0644)
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if err != nil {
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panic(err)
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}
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bindingHSrc, err := emitBindingHeader(parsed, filepath.Base(*inputHeader))
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if err != nil {
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panic(err)
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}
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err = ioutil.WriteFile(outputName+".h", []byte(bindingHSrc), 0644)
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if err != nil {
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panic(err)
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}
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// Done
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log.Printf("Processing %q completed", *inputHeader)
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}
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