Improve error message when a decompressor is not available, to indicate which package has been built with bzip today. Closes: #644719

2 files changed, 9 insertions, 1 deletions

diff --git a/debian/changelog b/debian/changelog
index db63bb1..79d943e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+debootstrap (1.0.37) UNRELEASED; urgency=low
+
+  * Improve error message when a decompressor is not available, 
+    to indicate which package has been built with bzip today.
+    Closes: #644719
+
+ -- Joey Hess <joeyh@debian.org>  Sat, 08 Oct 2011 17:07:53 -0400
+
 debootstrap (1.0.36) unstable; urgency=low
 
   * Guess host OS based on uname for non-Debian systems. Closes: #637363
diff --git a/functions b/functions
index 44a071d..2cafedb 100644
--- a/functions
+++ b/functions
@@ -818,7 +818,7 @@ extract_ar_deb_data () {
 	if type $cat_cmd >/dev/null 2>&1; then
 		ar -p "$pkg" "$tarball" | $cat_cmd | tar -xf -
 	else
-		error 1 UNPACKCMDUNVL "The $cat_cmd command is not available on the system"
+		error 1 UNPACKCMDUNVL "Extracting %s requires the %s command, which is not available" "$pkg" "$cat_cmd"
 	fi
 }