1 files changed, 9 insertions, 2 deletions

diff --git a/grep.c b/grep.c
index bdbd06d..d772fe6 100644
--- a/grep.c
+++ b/grep.c
@@ -603,15 +603,22 @@ static struct grep_expr *grep_not_expr(struct grep_expr *expr)
 	return z;
 }
 
-static struct grep_expr *grep_or_expr(struct grep_expr *left, struct grep_expr *right)
+static struct grep_expr *grep_binexp(enum grep_expr_node kind,
+				     struct grep_expr *left,
+				     struct grep_expr *right)
 {
 	struct grep_expr *z = xcalloc(1, sizeof(*z));
-	z->node = GREP_NODE_OR;
+	z->node = kind;
 	z->u.binary.left = left;
 	z->u.binary.right = right;
 	return z;
 }
 
+static struct grep_expr *grep_or_expr(struct grep_expr *left, struct grep_expr *right)
+{
+	return grep_binexp(GREP_NODE_OR, left, right);
+}
+
 static struct grep_expr *compile_pattern_or(struct grep_pat **);
 static struct grep_expr *compile_pattern_atom(struct grep_pat **list)
 {