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rules.mk: replace GNU specific \w with POSIX equivalant 

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>
This commit is contained in:
Jeroen Hofstee 2011-07-19 10:41:50 +00:00 committed by Wolfgang Denk
parent 2901f8891d
commit 2469c4b2db
1 changed files with 2 additions and 2 deletions
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rules.mk
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@ -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