Avoid diagnostics from sha1sum when there is no cached checksum.

* bootstrap (update_po_files): Skip the sha1sum check if the po.s1
file hasn't been created yet.

2 files changed, 6 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 2e9fd9d83..937779115 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2007-10-24  Jim Meyering  <meyering@redhat.com>
 
+	Avoid diagnostics from sha1sum when there is no cached checksum.
+	* bootstrap (update_po_files): Skip the sha1sum check if the po.s1
+	file hasn't been created yet.
+
 	Get gnulib from the git repository, not from an obsolete cvs one.
 	* bootstrap: Suggestion from Micah Cowan.
 
diff --git a/bootstrap b/bootstrap
index 22e3a41f5..889a2d2b1 100755
--- a/bootstrap
+++ b/bootstrap
@@ -286,7 +286,8 @@ update_po_files() {
     case $po in x) continue;; esac
     new_po="$ref_po_dir/$po.po"
     cksum_file="$ref_po_dir/$po.s1"
-    if ! sha1sum -c --status "$cksum_file" < "$new_po" > /dev/null; then
+    if ! test -f "$cksum_file" ||
+	! sha1sum -c --status "$cksum_file" < "$new_po" > /dev/null; then
       echo "updated $po_dir/$po.po..."
       cp "$new_po" "$po_dir/$po.po" && sha1sum < "$new_po" > "$cksum_file"
     fi