// Command xtgen generates bindings from the pinned xcb-proto XML.
package main

import (
	"flag"
	"fmt"
	"os"
	"path/filepath"
)

func main() {
	all := flag.Bool("all", false, "process all vendored modules")
	flag.Parse()
	paths := flag.Args()
	if *all {
		var err error
		paths, err = filepath.Glob("spec/xml/*.xml")
		if err != nil {
			fmt.Fprintln(os.Stderr, err)
			os.Exit(1)
		}
	}
	if len(paths) == 0 {
		fmt.Fprintln(os.Stderr, "xtgen: supply XML paths or -all")
		os.Exit(1)
	}
	if *all {
		modules, err := loadModules()
		if err == nil {
			err = emitTypes(modules)
		}
		if err == nil {
			err = emitRequests(modules)
		}
		if err == nil {
			err = emitReplies(modules)
		}
		if err == nil {
			err = emitEvents(modules)
		}
		if err != nil {
			fmt.Fprintln(os.Stderr, err)
			os.Exit(1)
		}
		return
	}
	for _, path := range paths {
		if _, err := parseFile(path); err != nil {
			fmt.Fprintln(os.Stderr, err)
			os.Exit(1)
		}
	}
}