package/python3-pycparser: add python3 host variant

Add a python3 host variant since we are adding a python3 host variant of
python-cryptography and it is dependent on this.

Signed-off-by: Donald Chan <hoiho@lab126.com>
[yann.morin.1998@free.fr: also add sync comment to python-pycparser]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/python-pycparser/python-pycparser.mk

@@ -4,6 +4,7 @@
 #
 ################################################################################
 
+# Please keep in sync with package/python3-pycparser/python3-pycparser.mk
 PYTHON_PYCPARSER_VERSION = 2.20
 PYTHON_PYCPARSER_SOURCE = pycparser-$(PYTHON_PYCPARSER_VERSION).tar.gz
 PYTHON_PYCPARSER_SITE = https://files.pythonhosted.org/packages/0f/86/e19659527668d70be91d0369aeaa055b4eb396b0f387a4f92293a20035bd

package/python3-pycparser/python3-pycparser.hash

@@ -0,0 +1 @@
+../python-pycparser/python-pycparser.hash

package/python3-pycparser/python3-pycparser.mk

@@ -0,0 +1,17 @@
+################################################################################
+#
+# python3-pycparser
+#
+################################################################################
+
+# Please keep in sync with package/python-pycparser/python-pycparser.mk
+PYTHON3_PYCPARSER_VERSION = 2.20
+PYTHON3_PYCPARSER_SOURCE = pycparser-$(PYTHON3_PYCPARSER_VERSION).tar.gz
+PYTHON3_PYCPARSER_SITE = https://files.pythonhosted.org/packages/0f/86/e19659527668d70be91d0369aeaa055b4eb396b0f387a4f92293a20035bd
+PYTHON3_PYCPARSER_SETUP_TYPE = setuptools
+PYTHON3_PYCPARSER_LICENSE = BSD-3-Clause
+PYTHON3_PYCPARSER_LICENSE_FILES = LICENSE
+HOST_PYTHON3_PYCPARSER_DL_SUBDIR = python-pycparser
+HOST_PYTHON3_PYCPARSER_NEEDS_HOST_PYTHON = python3
+
+$(eval $(host-python-package))