Patch from Rob Sullivan to consolidate crc32 table generation.

[oweals/busybox.git] / archival / Makefile

diff --git a/archival/Makefile b/archival/Makefile
index d5d950e56b0b0a43e40d11c670d484c1d2acb1c7..2cb5ebc9554e7bff2ce79f0a5f77dac1fed179d3 100644 (file)
--- a/archival/Makefile
+++ b/archival/Makefile
@@ -4,8 +4,12 @@
 #
 # Licensed under the GPL v2, see the file LICENSE in this tarball.
 
+ifndef top_srcdir
 top_srcdir=..
+endif
+ifndef top_builddir
 top_builddir=..
+endif
 ARCHIVAL_DIR:=./
 srcdir=$(top_srcdir)/archival
 include $(top_builddir)/Rules.mak