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-rw-r--r--tool/gocross/toolchain.go5
1 files changed, 5 insertions, 0 deletions
diff --git a/tool/gocross/toolchain.go b/tool/gocross/toolchain.go
index 8086d9697..476e3070b 100644
--- a/tool/gocross/toolchain.go
+++ b/tool/gocross/toolchain.go
@@ -7,6 +7,7 @@ import (
"bytes"
"fmt"
"io"
+ "log"
"net/http"
"os"
"os/exec"
@@ -114,21 +115,25 @@ func getToolchain() (toolchainDir, gorootDir string, err error) {
}
func ensureToolchain(cacheDir, toolchainDir string) error {
+ log.Printf("ensuring toolchain with cacheDir=%q at %q", cacheDir, toolchainDir)
stampFile := toolchainDir + ".extracted"
wantRev, err := toolchainRev()
if err != nil {
return err
}
+ log.Printf("want toolchain rev %q", wantRev)
gotRev, err := readRevFile(stampFile)
if err != nil {
return fmt.Errorf("reading stamp file %q: %v", stampFile, err)
}
+ log.Printf("got toolchain rev %q", gotRev)
if gotRev == wantRev {
// Toolchain already good.
return nil
}
+ log.Printf("toolchain rev mismatch, got %q, want %q, refreshing toolchain", gotRev, wantRev)
if err := os.RemoveAll(toolchainDir); err != nil {
return err
}