Merge branch 'maint'

* maint:
  builtin-apply: fix typo leading to stack corruption
  git-stash.sh: fix flawed fix of invalid ref handling (commit da65e7c1)
  builtin-merge.c: allocate correct amount of memory
  Makefile: do not set NEEDS_LIBICONV for Solaris 8
  rebase -i: remove leftover debugging
  rebase -i: proper prepare-commit-msg hook argument when squashing

Makefile

@@ -650,7 +650,6 @@ ifeq ($(uname_S),SunOS)
 	NO_MKDTEMP = YesPlease
 	OLD_ICONV = UnfortunatelyYes
 	ifeq ($(uname_R),5.8)
-		NEEDS_LIBICONV = YesPlease
 		NO_UNSETENV = YesPlease
 		NO_SETENV = YesPlease
 		NO_C99_FORMAT = YesPlease

builtin-apply.c

@@ -1697,7 +1697,7 @@ static int match_fragment(struct image *img,
 		fixlen = ws_fix_copy(buf, orig, oldlen, ws_rule, NULL);
 
 		/* Try fixing the line in the target */
-		if (sizeof(tgtfixbuf) < tgtlen)
+		if (sizeof(tgtfixbuf) > tgtlen)
 			tgtfix = tgtfixbuf;
 		else
 			tgtfix = xmalloc(tgtlen);

builtin-merge.c

@@ -722,12 +722,12 @@ static void add_strategies(const char *string, unsigned attr)
 static int merge_trivial(void)
 {
 	unsigned char result_tree[20], result_commit[20];
-	struct commit_list *parent = xmalloc(sizeof(struct commit_list *));
+	struct commit_list *parent = xmalloc(sizeof(*parent));
 
 	write_tree_trivial(result_tree);
 	printf("Wonderful.\n");
 	parent->item = lookup_commit(head);
-	parent->next = xmalloc(sizeof(struct commit_list *));
+	parent->next = xmalloc(sizeof(*parent->next));
 	parent->next->item = remoteheads->item;
 	parent->next->next = NULL;
 	commit_tree(merge_msg.buf, result_tree, parent, result_commit, NULL);

git-rebase--interactive.sh

@@ -314,23 +314,28 @@ do_next () {
 
 		mark_action_done
 		make_squash_message $sha1 > "$MSG"
+		failed=f
+		author_script=$(get_author_ident_from_commit HEAD)
+		output git reset --soft HEAD^
+		pick_one -n $sha1 || failed=t
 		case "$(peek_next_command)" in
 		squash|s)
 			EDIT_COMMIT=
 			USE_OUTPUT=output
+			MSG_OPT=-F
+			MSG_FILE="$MSG"
 			cp "$MSG" "$SQUASH_MSG"
 			;;
 		*)
 			EDIT_COMMIT=-e
 			USE_OUTPUT=
+			MSG_OPT=
+			MSG_FILE=
 			rm -f "$SQUASH_MSG" || exit
+			cp "$MSG" "$GIT_DIR"/SQUASH_MSG
+			rm -f "$GIT_DIR"/MERGE_MSG || exit
 			;;
 		esac
-
-		failed=f
-		author_script=$(get_author_ident_from_commit HEAD)
-		output git reset --soft HEAD^
-		pick_one -n $sha1 || failed=t
 		echo "$author_script" > "$DOTEST"/author-script
 		if test $failed = f
 		then
@@ -339,7 +344,7 @@ do_next () {
 			GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \
 			GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \
 			GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \
-			$USE_OUTPUT git commit --no-verify -F "$MSG" $EDIT_COMMIT || failed=t
+			$USE_OUTPUT git commit --no-verify $MSG_OPT "$MSG_FILE" $EDIT_COMMIT || failed=t
 		fi
 		if test $failed = t
 		then

git-stash.sh

@@ -145,16 +145,8 @@ show_stash () {
 		flags=--stat
 	fi
 
-	if test $# = 0
-	then
-		set x "$ref_stash@{0}"
-		shift
-	fi
-
-	s=$(git rev-parse --revs-only --no-flags "$@")
-
-	w_commit=$(git rev-parse --verify "$s") &&
-	b_commit=$(git rev-parse --verify "$s^") &&
+	w_commit=$(git rev-parse --verify --default $ref_stash "$@") &&
+	b_commit=$(git rev-parse --verify "$w_commit^") &&
 	git diff $flags $b_commit $w_commit
 }
 
@@ -170,19 +162,13 @@ apply_stash () {
 		shift
 	esac
 
-	if test $# = 0
-	then
-		set x "$ref_stash@{0}"
-		shift
-	fi
-
 	# current index state
 	c_tree=$(git write-tree) ||
 		die 'Cannot apply a stash in the middle of a merge'
 
 	# stash records the work tree, and is a merge between the
 	# base commit (first parent) and the index tree (second parent).
-	s=$(git rev-parse --revs-only --no-flags "$@") &&
+	s=$(git rev-parse --verify --default $ref_stash "$@") &&
 	w_tree=$(git rev-parse --verify "$s:") &&
 	b_tree=$(git rev-parse --verify "$s^1:") &&
 	i_tree=$(git rev-parse --verify "$s^2:") ||
@@ -242,7 +228,7 @@ drop_stash () {
 		shift
 	fi
 	# Verify supplied argument looks like a stash entry
-	s=$(git rev-parse --revs-only --no-flags "$@") &&
+	s=$(git rev-parse --verify "$@") &&
 	git rev-parse --verify "$s:"   > /dev/null 2>&1 &&
 	git rev-parse --verify "$s^1:" > /dev/null 2>&1 &&
 	git rev-parse --verify "$s^2:" > /dev/null 2>&1 ||