/
main.go
126 lines (107 loc) · 2.33 KB
/
main.go
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package main
import (
"io/ioutil"
"log"
"os"
"os/exec"
"path"
)
var pkgloc string
var apiFile string
var ctxFile string
var resultFile string
func init() {
gopath := os.Getenv("GOPATH")
pkgloc = path.Join(gopath, "src/gorgonia.org/cu")
apiFile = path.Join(pkgloc, "api.go")
ctxFile = path.Join(pkgloc, "ctx_api.go")
resultFile = path.Join(pkgloc, "result.go")
}
func generateAPIFile(gss []*GoSignature) {
var original []byte
if _, err := os.Stat(apiFile); err == nil {
if original, err = ioutil.ReadFile(apiFile); err != nil {
panic(err)
}
}
f, err := os.Create(apiFile)
if err != nil {
panic(err)
}
defer f.Close()
defer func(original []byte, f *os.File) {
if r := recover(); r != nil {
f.Truncate(0)
f.Seek(0, 0)
f.Write(original)
log.Printf("NO CHANGES MADE TO %v. Generating API errored with %v", apiFile, r)
var errfmt string
for k := range errs {
errfmt += "\n"
errfmt += k
}
log.Printf("Errors:%v", errfmt)
}
}(original, f)
f.WriteString(header)
generateAPI(f, gss)
}
func generateContextFile(gss []*GoSignature) {
var original []byte
if _, err := os.Stat(ctxFile); err == nil {
if original, err = ioutil.ReadFile(ctxFile); err != nil {
panic(err)
}
}
g, err := os.Create(ctxFile)
if err != nil {
panic(err)
}
defer g.Close()
defer func(original []byte, f *os.File) {
if r := recover(); r != nil {
f.Truncate(0)
f.Seek(0, 0)
f.Write(original)
log.Printf("NO CHANGES MADE TO %v. Generating Context errored with\n%v", ctxFile, r)
}
}(original, g)
g.WriteString(header)
generateContextAPI(g, gss)
}
func generateResultFile() {
g, err := os.Create(resultFile)
if err != nil {
panic(err)
}
defer g.Close()
g.WriteString(resultHeader)
generateResultEnums(g)
}
func main() {
// input := strings.NewReader(src)
// sigs := Parse(input)
sigs := Parse()
sigs = filterCSigs(sigs)
// fmt.Printf("Sigs\n%v", sigs)
var gss []*GoSignature
for _, sig := range sigs {
gs := sig.GoSig()
gss = append(gss, gs)
}
//generateResultFile()
generateAPIFile(gss)
//generateContextFile(gss)
var err error
files := []string{
apiFile,
ctxFile,
resultFile,
}
for _, filename := range files {
cmd := exec.Command("goimports", "-w", filename)
if err = cmd.Run(); err != nil {
log.Printf("Go imports failed with %v for %q", err, filename)
}
}
}