[PATCH] fix make install to respect DESTDIR

And also ensure destination directories exist.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
---
 src/Makefile.in |   17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

Index: qdecoder-r12.0.5/src/Makefile.in
===================================================================
--- qdecoder-r12.0.5.orig/src/Makefile.in
+++ qdecoder-r12.0.5/src/Makefile.in
@@ -78,17 +78,18 @@
 	${LN_S} -f ${SLIBREALNAME} ${SLIBNAME}
 
 install: all
-	${INSTALL_DATA} qdecoder.h ${HEADERDIR}/qdecoder.h
-	${INSTALL_DATA} ${LIBNAME} ${LIBDIR}/${LIBNAME}
-	${INSTALL_DATA} ${SLIBREALNAME} ${LIBDIR}/${SLIBREALNAME}
-	( cd ${LIBDIR}; ${LN_S} -f ${SLIBREALNAME} ${SLIBNAME} )
+	mkdir -p ${DESTDIR}/${HEADERDIR} ${DESTDIR}/${LIBDIR}
+	${INSTALL_DATA} qdecoder.h ${DESTDIR}/${HEADERDIR}/qdecoder.h
+	${INSTALL_DATA} ${LIBNAME} ${DESTDIR}/${LIBDIR}/${LIBNAME}
+	${INSTALL_DATA} ${SLIBREALNAME} ${DESTDIR}/${LIBDIR}/${SLIBREALNAME}
+	( cd ${DESTDIR}/${LIBDIR}; ${LN_S} -f ${SLIBREALNAME} ${SLIBNAME} )
 
 deinstall: uninstall
 uninstall:
-	${RM} -f ${HEADERDIR}/qdecoder.h
-	${RM} -f ${LIBDIR}/${LIBNAME}
-	${RM} -f ${LIBDIR}/${SLIBREALNAME}
-	${RM} -f ${LIBDIR}/${SLIBNAME}
+	${RM} -f ${DESTDIR}/${HEADERDIR}/qdecoder.h
+	${RM} -f ${DESTDIR}/${LIBDIR}/${LIBNAME}
+	${RM} -f ${DESTDIR}/${LIBDIR}/${SLIBREALNAME}
+	${RM} -f ${DESTDIR}/${LIBDIR}/${SLIBNAME}
 
 doc:
 	doxygen doxygen.conf
