gbp_retag_commit.sh: fix a typo

[debian/scripts.git] / gbp_retag_commit.sh

diff --git a/gbp_retag_commit.sh b/gbp_retag_commit.sh
index 3522c20..c333947 100755 (executable)
--- a/gbp_retag_commit.sh
+++ b/gbp_retag_commit.sh
@@ -17,12 +17,16 @@ usage() {
 }
 
 HASH="$1"
-
 git cat-file -e "${HASH}^{commit}" || { usage 1>&2; exit 1; }
 
 CHANGELOG_HEADER="$(git show $HASH:debian/changelog | head -1)"
+if [ "x$CHANGELOG_HEADER" = "x" ];
+then
+  echo "Check that the active branch is a debian branch" 1>&2
+  exit 1
+fi
 
-# TODO: give a warning or an error if this is is an UNRELEASED version?
+# TODO: give a warning or an error if this is an UNRELEASED version?
 
 PACKAGE=$(echo "$CHANGELOG_HEADER" | cut -d ' ' -f 1)
 VERSION=$(echo "$CHANGELOG_HEADER" | cut -d '(' -f 2 | cut -d ')' -f 1 )