git-svn: fix delete+add branch tracking with empty files

diff --git a/git-quiltimport.sh b/git-quiltimport.sh
index 74a54d5d08f86ebbd6a4b3af1f6950dbfd91c743..cebaee1cc9dfc28d80173583b144a480be2f9bfd 100755 (executable)
--- a/git-quiltimport.sh
+++ b/git-quiltimport.sh
@@ -1,5 +1,12 @@
 #!/bin/sh
-USAGE='--dry-run --author <author> --patches </path/to/quilt/patch/directory>'
+OPTIONS_KEEPDASHDASH=
+OPTIONS_SPEC="\
+git quiltimport [options]
+--
+n,dry-run     dry run
+author=       author name and email address for patches without any
+patches=      path to the quilt series and patches
+"
 SUBDIRECTORY_ON=Yes
 . git-sh-setup
 
@@ -8,39 +15,25 @@ quilt_author=""
 while test $# != 0
 do
        case "$1" in
-       --au=*|--aut=*|--auth=*|--autho=*|--author=*)
-               quilt_author=$(expr "z$1" : 'z-[^=]*\(.*\)')
-               shift
-               ;;
-
-       --au|--aut|--auth|--autho|--author)
-               case "$#" in 1) usage ;; esac
+       --author)
                shift
                quilt_author="$1"
-               shift
                ;;
-
-       --dry-run)
-               shift
+       -n|--dry-run)
                dry_run=1
                ;;
-
-       --pa=*|--pat=*|--patc=*|--patch=*|--patche=*|--patches=*)
-               QUILT_PATCHES=$(expr "z$1" : 'z-[^=]*\(.*\)')
-               shift
-               ;;
-
-       --pa|--pat|--patc|--patch|--patche|--patches)
-               case "$#" in 1) usage ;; esac
+       --patches)
                shift
                QUILT_PATCHES="$1"
-               shift
                ;;
-
+       --)
+               shift
+               break;;
        *)
-               break
+               usage
                ;;
        esac
+       shift
 done
 
 # Quilt Author
@@ -60,7 +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"
@@ -70,7 +63,27 @@ 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
+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
+       fi
        echo $patch_name
        git mailinfo "$tmp_msg" "$tmp_patch" \
                <"$QUILT_PATCHES/$patch_name" >"$tmp_info" || exit 3
@@ -80,8 +93,9 @@ for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
        }
 
        # Parse the author information
-       export GIT_AUTHOR_NAME=$(sed -ne 's/Author: //p' "$tmp_info")
-       export GIT_AUTHOR_EMAIL=$(sed -ne 's/Email: //p' "$tmp_info")
+       GIT_AUTHOR_NAME=$(sed -ne 's/Author: //p' "$tmp_info")
+       GIT_AUTHOR_EMAIL=$(sed -ne 's/Email: //p' "$tmp_info")
+       export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
        while test -z "$GIT_AUTHOR_EMAIL" && test -z "$GIT_AUTHOR_NAME" ; do
                if [ -n "$quilt_author" ] ; then
                        GIT_AUTHOR_NAME="$quilt_author_name";
@@ -107,17 +121,18 @@ for patch_name in $(grep -v '^#' < "$QUILT_PATCHES/series" ); do
                        GIT_AUTHOR_EMAIL="$patch_author_email"
                fi
        done
-       export GIT_AUTHOR_DATE=$(sed -ne 's/Date: //p' "$tmp_info")
-       export SUBJECT=$(sed -ne 's/Subject: //p' "$tmp_info")
+       GIT_AUTHOR_DATE=$(sed -ne 's/Date: //p' "$tmp_info")
+       SUBJECT=$(sed -ne 's/Subject: //p' "$tmp_info")
+       export GIT_AUTHOR_DATE SUBJECT
        if [ -z "$SUBJECT" ] ; then
                SUBJECT=$(echo $patch_name | sed -e 's/.patch$//')
        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 $commit || exit 4
        fi
-done
+done <"$QUILT_PATCHES/series"
 rm -rf $tmp_dir || exit 5