merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 155 insertions, 0 deletions

diff --git a/third_party/git/git-quiltimport.sh b/third_party/git/git-quiltimport.sh
new file mode 100755
index 000000000000..e3d390974331
--- /dev/null
+++ b/third_party/git/git-quiltimport.sh
@@ -0,0 +1,155 @@
+#!/bin/sh
+OPTIONS_KEEPDASHDASH=
+OPTIONS_STUCKLONG=
+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 patches
+series=       path to the quilt series file
+keep-non-patch Pass -b to git mailinfo
+"
+SUBDIRECTORY_ON=Yes
+. git-sh-setup
+
+dry_run=""
+quilt_author=""
+while test $# != 0
+do
+	case "$1" in
+	--author)
+		shift
+		quilt_author="$1"
+		;;
+	-n|--dry-run)
+		dry_run=1
+		;;
+	--patches)
+		shift
+		QUILT_PATCHES="$1"
+		;;
+	--series)
+		shift
+		QUILT_SERIES="$1"
+		;;
+	--keep-non-patch)
+		MAILINFO_OPT="-b"
+		;;
+	--)
+		shift
+		break;;
+	*)
+		usage
+		;;
+	esac
+	shift
+done
+
+# Quilt Author
+if [ -n "$quilt_author" ] ; then
+	quilt_author_name=$(expr "z$quilt_author" : 'z\(.*[^ ]\) *<.*') &&
+	quilt_author_email=$(expr "z$quilt_author" : '.*<\([^>]*\)') &&
+	test '' != "$quilt_author_name" &&
+	test '' != "$quilt_author_email" ||
+	die "malformed --author parameter"
+fi
+
+# Quilt patch directory
+: ${QUILT_PATCHES:=patches}
+if ! [ -d "$QUILT_PATCHES" ] ; then
+	echo "The \"$QUILT_PATCHES\" directory does not exist."
+	exit 1
+fi
+
+# Quilt series file
+: ${QUILT_SERIES:=$QUILT_PATCHES/series}
+if ! [ -e "$QUILT_SERIES" ] ; then
+	echo "The \"$QUILT_SERIES\" file does not exist."
+	exit 1
+fi
+
+# Temporary directories
+tmp_dir="$GIT_DIR"/rebase-apply
+tmp_msg="$tmp_dir/msg"
+tmp_patch="$tmp_dir/patch"
+tmp_info="$tmp_dir/info"
+
+
+# Find the initial commit
+commit=$(git rev-parse HEAD)
+
+mkdir $tmp_dir || exit 2
+while read patch_name level garbage <&3
+do
+	case "$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
+	fi
+	echo $patch_name
+	git mailinfo $MAILINFO_OPT "$tmp_msg" "$tmp_patch" \
+		<"$QUILT_PATCHES/$patch_name" >"$tmp_info" || exit 3
+	test -s "$tmp_patch" || {
+		echo "Patch is empty.  Was it split wrong?"
+		exit 1
+	}
+
+	# Parse the author information
+	GIT_AUTHOR_NAME=$(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="$quilt_author_name";
+			GIT_AUTHOR_EMAIL="$quilt_author_email";
+		elif [ -n "$dry_run" ]; then
+			echo "No author found in $patch_name" >&2;
+			GIT_AUTHOR_NAME="dry-run-not-found";
+			GIT_AUTHOR_EMAIL="dry-run-not-found";
+		else
+			echo "No author found in $patch_name" >&2;
+			echo "---"
+			cat $tmp_msg
+			printf "Author: ";
+			read patch_author
+
+			echo "$patch_author"
+
+			patch_author_name=$(expr "z$patch_author" : 'z\(.*[^ ]\) *<.*') &&
+			patch_author_email=$(expr "z$patch_author" : '.*<\([^>]*\)') &&
+			test '' != "$patch_author_name" &&
+			test '' != "$patch_author_email" &&
+			GIT_AUTHOR_NAME="$patch_author_name" &&
+			GIT_AUTHOR_EMAIL="$patch_author_email"
+		fi
+	done
+	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 ${level:+"$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 $commit || exit 4
+	fi
+done 3<"$QUILT_SERIES"
+rm -rf $tmp_dir || exit 5