diff --git a/recipes/bison/bison-3.0.4/m4.patch b/recipes/bison/bison-3.0.4/m4.patch
new file mode 100644
index 000000000..bc395b78b
--- /dev/null
+++ b/recipes/bison/bison-3.0.4/m4.patch
@@ -0,0 +1,27 @@
+diff -urN a/data/c-skel.m4 b/data/c-skel.m4
+--- a/data/c-skel.m4	2015-01-16 15:47:42.000000000 +0100
++++ b/data/c-skel.m4	2015-05-19 11:17:37.369846890 +0200
+@@ -23,4 +23,4 @@
+ m4_define_default([b4_used_skeleton], [b4_pkgdatadir/[yacc.c]])
+ m4_define_default([b4_skeleton], ["b4_basename(b4_used_skeleton)"])
+ 
+-m4_include(b4_used_skeleton)
++m4_include(b4_pkgdatadir/[yacc.c])
+diff -urN a/data/c++-skel.m4 b/data/c++-skel.m4
+--- a/data/c++-skel.m4	2015-01-16 15:47:42.000000000 +0100
++++ b/data/c++-skel.m4	2015-05-19 11:17:48.281995788 +0200
+@@ -23,4 +23,4 @@
+ m4_define_default([b4_used_skeleton], [b4_pkgdatadir/[lalr1.cc]])
+ m4_define_default([b4_skeleton], ["b4_basename(b4_used_skeleton)"])
+ 
+-m4_include(b4_used_skeleton)
++m4_include(b4_pkgdatadir/[lalr1.cc])
+diff -urN a/data/java-skel.m4 b/data/java-skel.m4
+--- a/data/java-skel.m4	2015-01-16 15:47:42.000000000 +0100
++++ b/data/java-skel.m4	2015-05-19 11:17:19.145598194 +0200
+@@ -23,4 +23,4 @@
+ m4_define_default([b4_used_skeleton], [b4_pkgdatadir/[lalr1.java]])
+ m4_define_default([b4_skeleton], ["b4_basename(b4_used_skeleton)"])
+ 
+-m4_include(b4_used_skeleton)
++m4_include(b4_pkgdatadir/[lalr1.java])
diff --git a/recipes/bison/bison.inc b/recipes/bison/bison.inc
new file mode 100644
index 000000000..f606094ca
--- /dev/null
+++ b/recipes/bison/bison.inc
@@ -0,0 +1,13 @@
+# -*- mode:python; -*-
+RECIPE_TYPES = "machine native"
+
+inherit autotools-autoreconf gettext wrapper
+
+DEPENDS += "native:help2man"
+
+require conf/fetch/gnu.conf
+SRC_URI += "${GNU_MIRROR}/${PN}/${PN}-${PV}.tar.xz"
+
+DEPENDS_${PN} += "libintl"
+RDEPENDS_${PN} += "libintl"
+
diff --git a/recipes/bison/bison/bin/bison b/recipes/bison/bison/bin/bison
new file mode 100755
index 000000000..39315ccc6
--- /dev/null
+++ b/recipes/bison/bison/bin/bison
@@ -0,0 +1,3 @@
+#!/bin/sh
+export BISON_PKGDATADIR=${datadir}/bison
+exec -a ${exec_prefix}${currentfile} ${exec_prefix}${realfile} $@
diff --git a/recipes/bison/bison_3.0.4.oe b/recipes/bison/bison_3.0.4.oe
new file mode 100644
index 000000000..2bba28755
--- /dev/null
+++ b/recipes/bison/bison_3.0.4.oe
@@ -0,0 +1,3 @@
+require ${PN}.inc
+
+SRC_URI += "file://m4.patch"
diff --git a/recipes/bison/bison_3.0.4.oe.sig b/recipes/bison/bison_3.0.4.oe.sig
new file mode 100644
index 000000000..da053ce11
--- /dev/null
+++ b/recipes/bison/bison_3.0.4.oe.sig
@@ -0,0 +1 @@
+8270497aad88c7dd4f2c317298c50513fb0c3c8e  bison-3.0.4.tar.xz
diff --git a/recipes/flex/flex-2.5.39/do_not_create_pdf_doc.patch b/recipes/flex/flex-2.5.39/do_not_create_pdf_doc.patch
new file mode 100644
index 000000000..02ececb0b
--- /dev/null
+++ b/recipes/flex/flex-2.5.39/do_not_create_pdf_doc.patch
@@ -0,0 +1,17 @@
+Upstream-Status: Inapropriate (embedded specific)
+
+Signed-off-by: Laurentiu Palcu <laurentiu.palcu@intel.com>
+
+Index: flex-2.5.37/doc/Makefile.am
+===================================================================
+--- flex-2.5.37.orig/doc/Makefile.am	2012-07-21 04:18:27.000000000 +0300
++++ flex-2.5.37/doc/Makefile.am	2013-07-30 17:57:09.834834531 +0300
+@@ -2,7 +2,7 @@
+ 
+ info_TEXINFOS =	flex.texi
+ dist_man_MANS = flex.1
+-dist_doc_DATA= flex.pdf
++EXTRA_DIST= flex.pdf
+ 
+ CLEANFILES = \
+ 	flex.hks \
diff --git a/recipes/flex/flex.inc b/recipes/flex/flex.inc
new file mode 100644
index 000000000..d425e3bdf
--- /dev/null
+++ b/recipes/flex/flex.inc
@@ -0,0 +1,12 @@
+# -*- mode:python; -*-
+RECIPE_TYPES = "machine native"
+
+inherit autotools-autoreconf gettext
+
+DEPENDS += "native:texinfo"
+
+require conf/fetch/sourceforge.conf
+SRC_URI += "${SOURCEFORGE_MIRROR}/${PN}/${PN}-${PV}.tar.xz"
+
+DEPENDS_${PN} += "libintl"
+RDEPENDS_${PN} += "libintl"
diff --git a/recipes/flex/flex_2.5.39.oe b/recipes/flex/flex_2.5.39.oe
new file mode 100644
index 000000000..47d203ad0
--- /dev/null
+++ b/recipes/flex/flex_2.5.39.oe
@@ -0,0 +1,3 @@
+require ${PN}.inc
+
+SRC_URI += "file://do_not_create_pdf_doc.patch"
diff --git a/recipes/flex/flex_2.5.39.oe.sig b/recipes/flex/flex_2.5.39.oe.sig
new file mode 100644
index 000000000..41fa1a69e
--- /dev/null
+++ b/recipes/flex/flex_2.5.39.oe.sig
@@ -0,0 +1 @@
+415e82bb0dc9b1713fc4802a9db2274cd8d2909a  flex-2.5.39.tar.xz
diff --git a/recipes/m4/m4.inc b/recipes/m4/m4.inc
new file mode 100644
index 000000000..a9797c6bc
--- /dev/null
+++ b/recipes/m4/m4.inc
@@ -0,0 +1,8 @@
+# -*- mode:python; -*-
+RECIPE_TYPES = "machine native"
+
+inherit autotools
+
+require conf/fetch/gnu.conf
+SRC_URI += "${GNU_MIRROR}/${PN}/${PN}-${PV}.tar.xz"
+
diff --git a/recipes/m4/m4_1.4.17.oe b/recipes/m4/m4_1.4.17.oe
new file mode 100644
index 000000000..bd5441968
--- /dev/null
+++ b/recipes/m4/m4_1.4.17.oe
@@ -0,0 +1 @@
+require ${PN}.inc
diff --git a/recipes/m4/m4_1.4.17.oe.sig b/recipes/m4/m4_1.4.17.oe.sig
new file mode 100644
index 000000000..b9f80c13a
--- /dev/null
+++ b/recipes/m4/m4_1.4.17.oe.sig
@@ -0,0 +1 @@
+74ad71fa100ec8c13bc715082757eb9ab1e4bbb0  m4-1.4.17.tar.xz