/*
goredo -- djb's redo implementation on pure Go
-Copyright (C) 2020-2022 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2020-2023 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
FdOODTgts *os.File
FdOODTgtsLock *os.File
+ OODCache map[string]bool = make(map[string]bool)
FileExistsCache map[string]bool = make(map[string]bool)
ErrMissingTarget = errors.New("invalid format of .rec: missing Target")
indent := strings.Repeat(". ", level)
tracef(CDebug, "ood: %s%s checking", indent, tgtOrig)
cwd, tgt := cwdAndTgt(path.Join(cwd, tgtOrig))
+ ood, cached := OODCache[path.Join(cwd, tgt)]
+ if cached {
+ tracef(CDebug, "ood: %s%s -> cached: %v", indent, tgtOrig, ood)
+ return ood, nil
+ }
depPath := path.Join(cwd, RedoDir, tgt+DepSuffix)
fdDep, err := os.Open(depPath)
if err != nil {
- tracef(CDebug, "ood: %s%s -> no dep: %s", indent, tgtOrig, depPath)
- return true, nil
+ if isSrc(cwd, tgt) {
+ ood = false
+ tracef(CDebug, "ood: %s%s -> is source", indent, tgtOrig)
+ } else {
+ ood = true
+ tracef(CDebug, "ood: %s%s -> no dep: %s", indent, tgtOrig, depPath)
+ }
+ OODCache[path.Join(cwd, tgt)] = ood
+ return ood, nil
}
depInfo, err := depRead(fdDep)
fdDep.Close()
if depInfo.build == BuildUUID {
tracef(CDebug, "ood: %s%s -> already built", indent, tgtOrig)
+ OODCache[path.Join(cwd, tgt)] = false
return false, nil
}
if !FileExists(path.Join(cwd, tgt)) {
tracef(CDebug, "ood: %s%s -> non-existent", indent, tgtOrig)
+ OODCache[path.Join(cwd, tgt)] = true
return true, nil
}
- ood := false
for _, dep := range depInfo.ifcreates {
if FileExists(path.Join(cwd, dep)) {
}
theirHsh := m["Hash"]
tracef(CDebug, "ood: %s%s -> %s: checking", indent, tgtOrig, dep)
+ ood, cached = OODCache[path.Join(cwd, dep)]
+ if cached {
+ tracef(CDebug, "ood: %s%s -> %s: cached: %v", indent, tgtOrig, dep, ood)
+ if ood {
+ goto Done
+ }
+ continue
+ }
inode, err := inodeFromFileByPath(path.Join(cwd, dep))
if err != nil {
if os.IsNotExist(err) {
tracef(CDebug, "ood: %s%s -> %s: not exists", indent, tgtOrig, dep)
ood = true
+ OODCache[path.Join(cwd, dep)] = ood
goto Done
}
return ood, TgtError{tgtOrig, err}
if inode.Size != theirInode.Size {
tracef(CDebug, "ood: %s%s -> %s: size differs", indent, tgtOrig, dep)
ood = true
+ OODCache[path.Join(cwd, dep)] = ood
goto Done
}
if InodeTrust != InodeTrustNone && inode.Equals(theirInode) {
if theirHsh != hsh {
tracef(CDebug, "ood: %s%s -> %s: hash differs", indent, tgtOrig, dep)
ood = true
+ OODCache[path.Join(cwd, dep)] = ood
goto Done
}
tracef(CDebug, "ood: %s%s -> %s: same hash", indent, tgtOrig, dep)
}
if isSrc(cwd, dep) {
tracef(CDebug, "ood: %s%s -> %s: is source", indent, tgtOrig, dep)
+ OODCache[path.Join(cwd, dep)] = false
continue
}
if _, ok := seen[cwdMustRel(cwd, dep)]; ok {
tracef(CDebug, "ood: %s%s -> %s: was always built", indent, tgtOrig, dep)
+ OODCache[path.Join(cwd, dep)] = false
continue
}
Done:
tracef(CDebug, "ood: %s%s: %v", indent, tgtOrig, ood)
+ OODCache[path.Join(cwd, tgt)] = ood
return ood, nil
}