From 0e91d9cf669d8259e0c6fbef418558dcc3472070 Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Sun, 31 Aug 2014 23:35:22 +0000
Subject: [PATCH] build: fix an infinite loop in recursive rules.

---
 build/autotools/common.am | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/build/autotools/common.am b/build/autotools/common.am
index 0a97cf1c..be155a80 100644
--- a/build/autotools/common.am
+++ b/build/autotools/common.am
@@ -14,8 +14,9 @@ EXTRA_DIST =
 
 lol_recursive_rule = \
 	@if test -n "$(SUBDIRS)"; then for subdir in $(SUBDIRS); do \
-	  ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) $(patsubst %-recursive, %, $@)) || exit 1; \
-	done; fi
+	  if test "$$subdir" != "."; then \
+	    ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) $(patsubst %-recursive, %, $@)) || exit 1; \
+	fi; done; fi
 
 bench: bench-recursive
 bench-recursive: