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authorbdrewery <bdrewery@FreeBSD.org>2016-06-05 23:05:14 +0000
committerbdrewery <bdrewery@FreeBSD.org>2016-06-05 23:05:14 +0000
commit3456e2d15bd813b18a8e16b7b309dd6ca35b8f5b (patch)
tree3a83a4cae9bd6509e05ca1cc1b2870ee113f848f /lib/libelftc
parent65190668661ad93b1ab4bffe3013104a8a2baa6f (diff)
downloadFreeBSD-src-3456e2d15bd813b18a8e16b7b309dd6ca35b8f5b.zip
FreeBSD-src-3456e2d15bd813b18a8e16b7b309dd6ca35b8f5b.tar.gz
Use the in-tree sys/elf_common.h to build libelftc.
This fixes build failures on older releases that lack various definitions such as EM_AARCH64 (which was unfixed before this). Revert all of the recent compatibility changes that worked around this problem. This uses the same method of using the in-tree header as lib/libelf, lib/libdwarf and usr.bin/readelf. Reviewed by: emaste Sponsored by: EMC / Isilon Storage Division Differential Revision: https://reviews.freebsd.org/D6734
Diffstat (limited to 'lib/libelftc')
-rw-r--r--lib/libelftc/Makefile13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/libelftc/Makefile b/lib/libelftc/Makefile
index eed7acf..5a9d17d 100644
--- a/lib/libelftc/Makefile
+++ b/lib/libelftc/Makefile
@@ -29,4 +29,17 @@ CFLAGS+=-I${ELFTCDIR}/libelftc -I${ELFTCDIR}/common
MAN=
+# This same hack is in lib/libelf/Makefile and usr.bin/readelf/Makefile
+# We need to link against the correct version of these files. One
+# solution is to include ../../sys in the include path. This causes
+# problems when a header file in sys depends on a file in another
+# part of the tree, e.g. a machine dependent header.
+#
+SRCS+= sys/elf_common.h
+CLEANDIRS= sys
+CFLAGS+= -I.
+sys/elf_common.h: ${SRCTOP}/sys/${.TARGET} .NOMETA
+ mkdir -p ${.OBJDIR}/sys
+ ln -sf ${.ALLSRC} ${.TARGET}
+
.include <bsd.lib.mk>
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