add modelines to *.sh

[topgit.git] / tg-export.sh

diff --git a/tg-export.sh b/tg-export.sh
index 659e15ad76b156e421d49581ab9fccd482001f2e..73a6ec8c34bbdfc57ec121b3bedb3c2e0bd5fcc9 100644 (file)
--- a/tg-export.sh
+++ b/tg-export.sh
@@ -30,13 +30,17 @@ while [ -n "$1" ]; do
 done
 
 
-name="$(git symbolic-ref HEAD | sed 's#^refs/heads/##')"
-base_rev="$(git rev-parse --short --verify "refs/top-bases/$name" 2>/dev/null)" ||
-       die "not on a TopGit-controlled branch"
 
 [ -z "$branches" -o "$driver" = "quilt" ] ||
        die "-b works only with the quilt driver"
 
+if [ -z "$branches" ]; then
+       # this check is only needed when no branches have been passed
+       name="$(git symbolic-ref HEAD | sed 's#^refs/heads/##')"
+       base_rev="$(git rev-parse --short --verify "refs/top-bases/$name" 2>/dev/null)" ||
+               die "not on a TopGit-controlled branch"
+fi
+
 
 playground="$(mktemp -d -t tg-export.XXXXXX)"
 trap 'rm -rf "$playground"' EXIT
@@ -195,3 +199,5 @@ elif [ "$driver" = "quilt" ]; then
        depcount="$(cat "$output/series" | wc -l)"
        echo "Exported topic branch $name (total $depcount topics) to directory $output"
 fi
+
+# vim:sw=8:ts=8:noet