Introduce usagef() that takes a printf-style format

diff --git a/git-quiltimport.sh b/git-quiltimport.sh
index 233e5eae1d337bff40d0adba4bbb117bbd4b5dee..9a6ba2b9874e12d31adeba354d8d44436ceadaf3 100755 (executable)
--- a/git-quiltimport.sh
+++ b/git-quiltimport.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 OPTIONS_KEEPDASHDASH=
 OPTIONS_SPEC="\
-git-quiltimport [options]
+git quiltimport [options]
 --
 n,dry-run     dry run
 author=       author name and email address for patches without any
@@ -53,7 +53,7 @@ if ! [ -d "$QUILT_PATCHES" ] ; then
 fi
 
 # Temporary directories
-tmp_dir=.dotest
+tmp_dir="$GIT_DIR"/rebase-apply
 tmp_msg="$tmp_dir/msg"
 tmp_patch="$tmp_dir/patch"
 tmp_info="$tmp_dir/info"
@@ -63,7 +63,23 @@ tmp_info="$tmp_dir/info"
 commit=$(git rev-parse HEAD)
 
 mkdir $tmp_dir || exit 2
-for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
+while read patch_name level garbage <&3
+do
+       case "$patch_name" in ''|'#'*) continue;; esac
+       case "$level" in
+       -p*)    ;;
+       ''|'#'*)
+               level=;;
+       *)
+               echo "unable to parse patch level, ignoring it."
+               level=;;
+       esac
+       case "$garbage" in
+       ''|'#'*);;
+       *)
+               echo "trailing garbage found in series file: $garbage"
+               exit 1;;
+       esac
        if ! [ -f "$QUILT_PATCHES/$patch_name" ] ; then
                echo "$patch_name doesn't exist. Skipping."
                continue
@@ -113,10 +129,10 @@ for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
        fi
 
        if [ -z "$dry_run" ] ; then
-               git apply --index -C1 "$tmp_patch" &&
+               git apply --index -C1 ${level:+"$level"} "$tmp_patch" &&
                tree=$(git write-tree) &&
                commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git commit-tree $tree -p $commit) &&
                git update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4
        fi
-done
+done 3<"$QUILT_PATCHES/series"
 rm -rf $tmp_dir || exit 5