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package main
import (
"fmt"
"go/build"
"log"
"os"
"runtime/pprof"
)
func main() {
// parser arguments
parseArguments()
if flags.CpuProfile != "" {
f, err := os.Create(flags.CpuProfile)
if err != nil {
log.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
// find package for path
var pkgs []*build.Package
for _, importPath := range flags.ImportPaths {
pkg := pkgForPath(importPath)
pkg.AllTags = flags.Tags
pkgs = append(pkgs, pkg)
}
// switch on the operation to perform
switch flagsParser.Active.Name {
case "embed", "embed-go":
for _, pkg := range pkgs {
operationEmbedGo(pkg)
}
case "embed-syso":
log.Println("WARNING: embedding .syso is experimental..")
log.Fatalln("FATAL: embed-syso is broken and will remain unusable until further notice. Please see https://github.com/GeertJohan/go.rice/issues/162")
case "append":
operationAppend(pkgs)
case "clean":
for _, pkg := range pkgs {
operationClean(pkg)
}
}
// all done
verbosef("\n")
verbosef("rice finished successfully\n")
if flags.MemProfile != "" {
f, err := os.Create(flags.MemProfile)
if err != nil {
log.Fatal(err)
}
pprof.WriteHeapProfile(f)
f.Close()
}
}
// helper function to get *build.Package for given path
func pkgForPath(path string) *build.Package {
// get pwd for relative imports
pwd, err := os.Getwd()
if err != nil {
fmt.Printf("error getting pwd (required for relative imports): %s\n", err)
os.Exit(1)
}
// read full package information
pkg, err := build.Import(path, pwd, 0)
if err != nil {
fmt.Printf("error reading package: %s\n", err)
os.Exit(1)
}
return pkg
}
func verbosef(format string, stuff ...interface{}) {
if flags.Verbose {
log.Printf(format, stuff...)
}
}
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