X-Git-Url: http://www.git.cypherpunks.ru/?a=blobdiff_plain;f=dep.go;h=e1c2aae383944f90741350deee21dae2a8c9b53c;hb=4274dce3366cee45bfaccbe5ca340ce6efe68e00;hp=55613c7869438bde1ad042515276c0d5692c6273;hpb=ebd96d2c56c742d9d00bccb9faee5fc1a7db664a;p=goredo.git

diff --git a/dep.go b/dep.go
index 55613c7..e1c2aae 100644
--- a/dep.go
+++ b/dep.go
@@ -1,5 +1,5 @@
 /*
-goredo -- redo implementation on pure Go
+goredo -- djb's redo implementation on pure Go
 Copyright (C) 2020-2021 Sergey Matveev <stargrave@stargrave.org>
 
 This program is free software: you can redistribute it and/or modify
@@ -32,7 +32,10 @@ import (
 	"lukechampine.com/blake3"
 )
 
-var DirPrefix string
+var (
+	DirPrefix string
+	DepCwd    string
+)
 
 func recfileWrite(fdDep *os.File, fields ...recfile.Field) error {
 	w := recfile.NewWriter(fdDep)
@@ -122,7 +125,11 @@ func writeDeps(fdDep *os.File, tgts []string) (err error) {
 		if err != nil {
 			panic(err)
 		}
-		tgtDir := path.Join(Cwd, DirPrefix)
+		cwd := Cwd
+		if DepCwd != "" && Cwd != DepCwd {
+			cwd = DepCwd
+		}
+		tgtDir := path.Join(cwd, DirPrefix)
 		tgtRel, err := filepath.Rel(tgtDir, tgtAbs)
 		if err != nil {
 			panic(err)
@@ -130,7 +137,7 @@ func writeDeps(fdDep *os.File, tgts []string) (err error) {
 		if _, errStat := os.Stat(tgt); errStat == nil {
 			err = writeDep(fdDep, tgtDir, tgtRel)
 		} else {
-			trace(CDebug, "ifchange: %s <- %s (unexisting)", fdDep.Name(), tgtRel)
+			trace(CDebug, "ifchange: %s <- %s (non-existing)", fdDep.Name(), tgtRel)
 			fields := []recfile.Field{
 				{Name: "Type", Value: DepTypeIfchange},
 				{Name: "Target", Value: tgtRel},
@@ -159,7 +166,7 @@ func depRead(fdDep *os.File) (*DepInfo, error) {
 	}
 	depInfo := DepInfo{}
 	if b := m["Build"]; b == "" {
-		return nil, errors.New(".dep missing Build:")
+		return nil, errors.New(".rec missing Build:")
 	} else {
 		depInfo.build = b
 	}
@@ -177,7 +184,7 @@ func depRead(fdDep *os.File) (*DepInfo, error) {
 		case DepTypeIfcreate:
 			dep := m["Target"]
 			if dep == "" {
-				return nil, errors.New("invalid format of .dep")
+				return nil, errors.New("invalid format of .rec")
 			}
 			depInfo.ifcreates = append(depInfo.ifcreates, dep)
 		case DepTypeIfchange:
@@ -186,11 +193,11 @@ func depRead(fdDep *os.File) (*DepInfo, error) {
 		case DepTypeStamp:
 			hsh := m["Hash"]
 			if hsh == "" {
-				return nil, errors.New("invalid format of .dep")
+				return nil, errors.New("invalid format of .rec")
 			}
 			depInfo.stamp = hsh
 		default:
-			return nil, errors.New("invalid format of .dep")
+			return nil, errors.New("invalid format of .rec")
 		}
 	}
 	return &depInfo, nil