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-rwxr-xr-xgit-merge-resolve.sh64
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diff --git a/git-merge-resolve.sh b/git-merge-resolve.sh
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+#!/bin/sh
+#
+# Copyright (c) 2005 Linus Torvalds
+# Copyright (c) 2005 Junio C Hamano
+#
+# Resolve two trees, using enhanced multi-base read-tree.
+
+. git-sh-setup
+
+# Abort if index does not match HEAD
+if ! git diff-index --quiet --cached HEAD --
+then
+ gettextln "Error: Your local changes to the following files would be overwritten by merge"
+ git diff-index --cached --name-only HEAD -- | sed -e 's/^/ /'
+ exit 2
+fi
+
+# The first parameters up to -- are merge bases; the rest are heads.
+bases= head= remotes= sep_seen=
+for arg
+do
+ case ",$sep_seen,$head,$arg," in
+ *,--,)
+ sep_seen=yes
+ ;;
+ ,yes,,*)
+ head=$arg
+ ;;
+ ,yes,*)
+ remotes="$remotes$arg "
+ ;;
+ *)
+ bases="$bases$arg "
+ ;;
+ esac
+done
+
+# Give up if we are given two or more remotes -- not handling octopus.
+case "$remotes" in
+?*' '?*)
+ exit 2 ;;
+esac
+
+# Give up if this is a baseless merge.
+if test '' = "$bases"
+then
+ exit 2
+fi
+
+git update-index -q --refresh
+git read-tree -u -m --aggressive $bases $head $remotes || exit 2
+echo "Trying simple merge."
+if result_tree=$(git write-tree 2>/dev/null)
+then
+ exit 0
+else
+ echo "Simple merge failed, trying Automatic merge."
+ if git merge-index -o git-merge-one-file -a
+ then
+ exit 0
+ else
+ exit 1
+ fi
+fi