[U-Boot] [PATCH 3/3] rules.mk: replace GNU specific \w with POSIX equivalant

Jeroen Hofstee
2011-07-19T20:41:50Z

If sed does not support the GNU \w regex extension, build attempts
lead to circular dependency warnings and finally build failure
(crc32.c not found). Build output before and after the patch on
FreeBSD is at:
http://lists.denx.de/pipermail/u-boot/2011-June/095235.html

Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
---
rules.mk | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/rules.mk b/rules.mk
index 5fd12a0..a6bae62 100644
--- a/rules.mk
+++ b/rules.mk
@@ -29,11 +29,11 @@ $(obj).depend: $(src)Makefile $(TOPDIR)/config.mk $(SRCS) $(HOSTSRCS)
@rm -f $@
@touch $@
@for f in $(SRCS); do \
- g=`basename $$f | sed -e 's/\(.*\)\.\w/\1.o/'`; \
+ g=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
$(CC) -M $(CPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
done
@for f in $(HOSTSRCS); do \
- g=`basename $$f | sed -e 's/\(.*\)\.\w/\1.o/'`; \
+ g=`basename $$f | sed -e 's/\(.*\)\.[[:alnum:]_]/\1.o/'`; \
$(HOSTCC) -M $(HOSTCPPFLAGS) -MQ $(obj)$$g $$f >> $@ ; \
done

--
1.7.5.4