bison: fix parallel issue

Fixed:
rm -f src/yacc src/yacc.tmp
echo '#! /bin/sh' >src/yacc.tmp
/bin/bash: src/yacc.tmp: No such file or directory
Makefile:6670: recipe for target 'src/yacc' failed

(From OE-Core rev: 2d51e2ff2f77fc6b14e50bd3a32998953d809a48)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/bison/bison/0001-src-local.mk-fix-parallel-issue.patch

@@ -0,0 +1,33 @@
+From 3a15f7c9ace6c0294edc313a1848cafcc31b2a92 Mon Sep 17 00:00:00 2001
+From: Robert Yang <liezhi.yang@windriver.com>
+Date: Fri, 24 Apr 2015 00:38:32 -0700
+Subject: [PATCH] src/local.mk: fix parallel issue
+
+Fixed:
+rm -f src/yacc src/yacc.tmp
+echo '#! /bin/sh' >src/yacc.tmp
+/bin/bash: src/yacc.tmp: No such file or directory
+Makefile:6670: recipe for target 'src/yacc' failed
+
+Upstream-Status: Pending
+
+Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
+---
+ src/local.mk |    1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/local.mk b/src/local.mk
+index 573ad00..28bfae4 100644
+--- a/src/local.mk
++++ b/src/local.mk
+@@ -119,6 +119,7 @@ MOSTLYCLEANFILES += src/yacc
+ 
+ src/yacc:
+ 	$(AM_V_GEN)rm -f $@ $@.tmp
++	$(AM_V_at)$(MKDIR_P) src
+ 	$(AM_V_at)echo '#! /bin/sh' >$@.tmp
+ 	$(AM_V_at)echo "exec '$(bindir)/bison' -y "'"$$@"' >>$@.tmp
+ 	$(AM_V_at)chmod a+x $@.tmp
+-- 
+1.7.9.5
+

meta/recipes-devtools/bison/bison_3.0.4.bb

@@ -13,6 +13,7 @@ SRC_URI = "${GNU_MIRROR}/bison/bison-${PV}.tar.xz \
            file://m4.patch \
            file://0001-Unset-need_charset_alias-when-building-for-musl.patch \
            file://dont-depend-on-help2man.patch.patch \
+           file://0001-src-local.mk-fix-parallel-issue.patch \
 "
 
 # No point in hardcoding path to m4, just use PATH