libid3tag: add pkg-config support (from Poky trunk r3467)

git-svn-id: https://svn.o-hand.com/repos/poky/branches/blinky@3468 311d38ba-8fff-0310-9ca6-ca027cbcb966

meta/packages/libid3tag/files/id3tag.pc

@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: id3tag
+Description: ID3 tag reading library
+Requires:
+Version: 0.15.0b
+Libs: -L${libdir} -lid3tag -lz
+Cflags: -I${includedir}

meta/packages/libid3tag/libid3tag_0.15.0b.bb

@@ -3,15 +3,20 @@ PRIORITY = "optional"
 DEPENDS = "zlib"
 DESCRIPTION = "Library for interacting with ID3 tags."
 LICENSE = "GPL"
-PR = "r2"
+PR = "r3"
+
+SRC_URI = "ftp://ftp.mars.org/pub/mpeg/libid3tag-${PV}.tar.gz \
+           file://id3tag.pc"
 
-SRC_URI = "ftp://ftp.mars.org/pub/mpeg/libid3tag-${PV}.tar.gz "
 S = "${WORKDIR}/libid3tag-${PV}"
 
-inherit autotools 
+inherit autotools pkgconfig
 
 EXTRA_OECONF = "-enable-speed"
 
+do_configure_prepend() {
+    install -m 0644 ${WORKDIR}/id3tag.pc ${S}
+}
 do_stage() {
 	oe_libinstall -so libid3tag ${STAGING_LIBDIR}
         install -m 0644 id3tag.h ${STAGING_INCDIR}