From 4494b521ea12034f495b0d98e079a62e9953f61b Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Tue, 19 Apr 2016 12:32:23 +0300
Subject: [PATCH] py/mkrules.mk: Fix Bashism.

---
 py/mkrules.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/py/mkrules.mk b/py/mkrules.mk
index ea9d3fa91..7f1bbe868 100644
--- a/py/mkrules.mk
+++ b/py/mkrules.mk
@@ -83,7 +83,7 @@ $(OBJ): | $(HEADER_BUILD)/qstrdefs.generated.h $(HEADER_BUILD)/mpversion.h
 
 $(HEADER_BUILD)/qstr.i.last: $(SRC_QSTR) | $(HEADER_BUILD)/mpversion.h
 	$(ECHO) "GEN $@"
-	$(Q)if [ "$?" == "" ]; then \
+	$(Q)if [ "$?" = "" ]; then \
 	    echo "QSTR Looks like -B used, trying to emulate"; \
 	    $(CPP) $(QSTR_GEN_EXTRA_CFLAGS) $(CFLAGS) $^ >$(HEADER_BUILD)/qstr.i.last; \
 	else \
-- 
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