add includedir to pkg-config --cflags (#1742986)

libassuan-2.5.3-includedir.patch

@@ -0,0 +1,11 @@
+diff -up libassuan-2.5.3/src/libassuan.pc.in.includedir libassuan-2.5.3/src/libassuan.pc.in
+--- libassuan-2.5.3/src/libassuan.pc.in.includedir	2018-10-25 11:20:28.000000000 +0200
++++ libassuan-2.5.3/src/libassuan.pc.in	2019-08-19 10:29:10.536279378 +0200
+@@ -9,6 +9,6 @@ Name: libassuan
+ Description: IPC library for the GnuPG components
+ Requires: gpg-error
+ Version: @PACKAGE_VERSION@
+-Cflags: @LIBASSUAN_CONFIG_CFLAGS@
++Cflags: @LIBASSUAN_CONFIG_CFLAGS@ -I${includedir}
+ Libs: @LIBASSUAN_CONFIG_LIBS@
+ URL: https://www.gnupg.org/related_software/libassuan/index.html

libassuan.spec

@@ -1,7 +1,7 @@
 Name:    libassuan
 Summary: GnuPG IPC library
 Version: 2.5.3
-Release: 1%{?dist}
+Release: 2%{?dist}
 
 # The library is LGPLv2+, the documentation GPLv3+
 License: LGPLv2+ and GPLv3+
@@ -10,6 +10,7 @@ Source1: https://gnupg.org/ftp/gcrypt/libassuan/libassuan-%{version}.tar.bz2.sig
 URL:     http://www.gnupg.org/
 
 Patch1:  libassuan-2.5.2-multilib.patch
+Patch2:  libassuan-2.5.3-includedir.patch
 
 BuildRequires: gcc
 BuildRequires: gawk
@@ -36,6 +37,7 @@ This package contains files needed to develop applications using %{name}.
 %setup -q
 
 %patch1 -p1 -b .multilib
+%patch2 -p1 -b .includedir
 
 
 %build
@@ -74,6 +76,9 @@ make check
 
 
 %changelog
+* Mon Aug 19 2019 Tomáš Mráz <tmraz@redhat.com> 2.5.3-2
+- add includedir to pkg-config --cflags (#1742986)
+
 * Sat Aug  3 2019 Peter Robinson <pbrobinson@fedoraproject.org> 2.5.3-1
 - new upstream release 2.5.3