Make sure the Makefile obeys $(DESTDIR)

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

Index: b/src/Makefile.in
===================================================================
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -120,48 +120,48 @@
 install: ${INSTALL_TARGETS}
 
 install-qlibc: qlibc
-	${MKDIR_P} ${INST_INCDIR}/qlibc
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibc.h ${INST_INCDIR}/qlibc/qlibc.h
-	${MKDIR_P} ${INST_LIBDIR}
-	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBC_LIBNAME} ${INST_LIBDIR}/${QLIBC_LIBNAME}
-	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBC_SLIBREALNAME} ${INST_LIBDIR}/${QLIBC_SLIBREALNAME}
-	( cd ${INST_LIBDIR}; ${LN_S} -f ${QLIBC_SLIBREALNAME} ${QLIBC_SLIBNAME} )
+	${MKDIR_P} ${DESTDIR}/${INST_INCDIR}/qlibc
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibc.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibc.h
+	${MKDIR_P} ${DESTDIR}/${INST_LIBDIR}
+	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBC_LIBNAME} ${DESTDIR}/${INST_LIBDIR}/${QLIBC_LIBNAME}
+	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBC_SLIBREALNAME} ${DESTDIR}/${INST_LIBDIR}/${QLIBC_SLIBREALNAME}
+	( cd ${DESTDIR}/${INST_LIBDIR}; ${LN_S} -f ${QLIBC_SLIBREALNAME} ${QLIBC_SLIBNAME} )
 
 uninstall-qlibc:
-	${RM} -f ${INST_INCDIR}/qlibc/qlibc.h
-	${RM} -f ${INST_LIBDIR}/${QLIBC_LIBNAME}
-	${RM} -f ${INST_LIBDIR}/${QLIBC_SLIBREALNAME}
-	${RM} -f ${INST_LIBDIR}/${QLIBC_SLIBNAME}
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibc.h
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBC_LIBNAME}
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBC_SLIBREALNAME}
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBC_SLIBNAME}
 
 install-qlibcext: qlibcext
-	${MKDIR_P} ${INST_INCDIR}/qlibc
-	${MKDIR_P} ${INST_INCDIR}/qlibc/qlibcext/
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext.h ${INST_INCDIR}/qlibc/qlibcext.h
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qconfig.h ${INST_INCDIR}/qlibc/qlibcext/qconfig.h
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qaconf.h ${INST_INCDIR}/qlibc/qlibcext/qaconf.h
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qlog.h ${INST_INCDIR}/qlibc/qlibcext/qlog.h
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qhttpclient.h ${INST_INCDIR}/qlibc/qlibcext/qhttpclient.h
-	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qdatabase.h ${INST_INCDIR}/qlibc/qlibcext/qdatabase.h
-	${MKDIR_P} ${INST_LIBDIR}
-	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBCEXT_LIBNAME} ${INST_LIBDIR}/${QLIBCEXT_LIBNAME}
-	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBCEXT_SLIBREALNAME} ${INST_LIBDIR}/${QLIBCEXT_SLIBREALNAME}
-	( cd ${INST_LIBDIR}; ${LN_S} -f ${QLIBCEXT_SLIBREALNAME} ${QLIBCEXT_SLIBNAME} )
+	${MKDIR_P} ${DESTDIR}/${INST_INCDIR}/qlibc
+	${MKDIR_P} ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext.h
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qconfig.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qconfig.h
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qaconf.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qaconf.h
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qlog.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qlog.h
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qhttpclient.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qhttpclient.h
+	${INSTALL_DATA} ${QLIBC_INCDIR}/qlibcext/qdatabase.h ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qdatabase.h
+	${MKDIR_P} ${DESTDIR}/${INST_LIBDIR}
+	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBCEXT_LIBNAME} ${DESTDIR}/${INST_LIBDIR}/${QLIBCEXT_LIBNAME}
+	${INSTALL_DATA} ${QLIBC_LIBDIR}/${QLIBCEXT_SLIBREALNAME} ${DESTDIR}/${INST_LIBDIR}/${QLIBCEXT_SLIBREALNAME}
+	( cd ${DESTDIR}/${INST_LIBDIR}; ${LN_S} -f ${QLIBCEXT_SLIBREALNAME} ${QLIBCEXT_SLIBNAME} )
 
 uninstall-qlibcext:
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext.h
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext/qconfig.h
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext/qaconf.h
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext/qlog.h
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext/qhttpclient.h
-	${RM} -f ${INST_INCDIR}/qlibc/qlibcext/qdatabase.h
-	${RM} -f ${INST_LIBDIR}/${QLIBCEXT_LIBNAME}
-	${RM} -f ${INST_LIBDIR}/${QLIBCEXT_SLIBREALNAME}
-	${RM} -f ${INST_LIBDIR}/${QLIBCEXT_SLIBNAME}
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext.h
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qconfig.h
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qaconf.h
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qlog.h
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qhttpclient.h
+	${RM} -f ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext/qdatabase.h
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBCEXT_LIBNAME}
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBCEXT_SLIBREALNAME}
+	${RM} -f ${DESTDIR}/${INST_LIBDIR}/${QLIBCEXT_SLIBNAME}
 
 deinstall: uninstall
 uninstall: uninstall-qlibc uninstall-qlibcext
-	${RMDIR} ${INST_INCDIR}/qlibc/qlibcext
-	${RMDIR} ${INST_INCDIR}/qlibc
+	${RMDIR} ${DESTDIR}/${INST_INCDIR}/qlibc/qlibcext
+	${RMDIR} ${DESTDIR}/${INST_INCDIR}/qlibc
 
 clean:
 	${RM} -f ${QLIBC_OBJS}