libassuan: add pkgconfig support

Add pkgconfig support to libassuan.

[YOCTO #2453]

(From OE-Core rev: ef2951d052f18be9c5391dce438f5c3fafda3cd5)

Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-support/libassuan/files/libassuan-add-pkgconfig-support.patch

@@ -0,0 +1,59 @@
+Upstream-Status: Rejected
+
+Add pkgconfig support to libassuan.
+This patch is rejected by upstream for the reason below:
+They think pkgconfig adds no portability and maintaining them is not worthwhile.
+
+Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
+
+Index: Makefile.am
+==============================================================
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -21,11 +21,14 @@
+ ACLOCAL_AMFLAGS = -I m4
+ AUTOMAKE_OPTIONS = dist-bzip2 no-dist-gzip
+ 
++pkgconfigdir = $(libdir)/pkgconfig
++pkgconfig_DATA = assuan.pc
++
+ EXTRA_DIST = config.rpath autogen.sh README.GIT                  	\
+              ChangeLog-2011 doc/ChangeLog-2011 src/ChangeLog-2011 	\
+              tests/ChangeLog-2011 contrib/ChangeLog-2011     		\
+              build-aux/gitlog-to-changelog build-aux/git-log-footer	\
+-             build-aux/git-log-fix
++             build-aux/git-log-fix assuan.pc.in
+ 
+ SUBDIRS = m4 src doc tests
+ 
+Index: assuan.pc.in
+==============================================================
+--- /dev/null
++++ b/assuan.pc.in
+@@ -0,0 +1,12 @@
++prefix=@prefix@
++exec_prefix=@exec_prefix@
++libdir=@libdir@
++includedir=@includedir@
++
++Name: libassuan
++Description: IPC library used by GnuPG and GPGME
++Requires:
++Version: @VERSION@
++Libs: -L${libdir} -lassuan
++Libs.private: -lgpg-error
++Cflags: -I${includedir}
+Index: configure.ac
+==============================================================
+--- a/configure.ac
++++ b/configure.ac
+@@ -380,5 +380,5 @@ AC_CONFIG_FILES([doc/Makefile])
+ AC_CONFIG_FILES([tests/Makefile])
+ AC_CONFIG_FILES([src/libassuan-config], [chmod +x src/libassuan-config])
+ AC_CONFIG_FILES([src/versioninfo.rc])
+-
++AC_CONFIG_FILES([assuan.pc])
+ AC_OUTPUT
+-- 
+1.7.5.4
+

meta/recipes-support/libassuan/libassuan_2.0.3.bb

@@ -10,9 +10,10 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=f27defe1e96c2e1ecd4e0c9be8967949 \
 
 DEPENDS = "libgpg-error"
 
-SRC_URI = "ftp://ftp.gnupg.org/gcrypt/libassuan/libassuan-${PV}.tar.bz2"
+SRC_URI = "ftp://ftp.gnupg.org/gcrypt/libassuan/libassuan-${PV}.tar.bz2 \
+	   file://libassuan-add-pkgconfig-support.patch"
 
 SRC_URI[md5sum] = "179d1918325fdb928c7bd90b8a514fc7"
 SRC_URI[sha256sum] = "bad5682374c76bcc0abb1a7a34c9557af6874a477500748e64a7d3def79cac1b"
 
-inherit autotools binconfig
+inherit autotools binconfig pkgconfig