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authorRobert Lippert <rlippert@google.com>2013-10-24 16:38:18 -0700
committerA. Patrick Williams III <iawillia@us.ibm.com>2014-10-16 10:42:53 -0500
commitf808a3099ed6c3e362529fe283573b2028929299 (patch)
treee56cb58352a7517142a150659a23c5fb6da00f55 /src/usr/errl/parser/makefile
parent60a6933fb818b282fb7aa50b4a7f4d98ebd4657f (diff)
downloadtalos-hostboot-f808a3099ed6c3e362529fe283573b2028929299.tar.gz
talos-hostboot-f808a3099ed6c3e362529fe283573b2028929299.zip
build fix: don't rebuild errldisplaydata.C every time.
This changes to only update the errl genfiles if their contents change to avoid extraneous build actions. Change-Id: I8ff4621d02c5506146ef5abd72031f4dc04c665c Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/11295 Tested-by: Jenkins Server Reviewed-by: Brian H. Horton <brianh@linux.ibm.com> Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Diffstat (limited to 'src/usr/errl/parser/makefile')
-rw-r--r--src/usr/errl/parser/makefile4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/usr/errl/parser/makefile b/src/usr/errl/parser/makefile
index 05a3ab0fa..16976271e 100644
--- a/src/usr/errl/parser/makefile
+++ b/src/usr/errl/parser/makefile
@@ -82,7 +82,9 @@ ${GENDIR}/comps.C: ${ROOTPATH}/src/include/usr/hbotcompid.H mkdirs
grep "const compId_t [A-Z0-9]*_COMP_ID" $< | \
grep -v MY_COMP_ID | \
sed 's/const compId_t \([A-Z0-9]*\)_COMP_ID[ =\t]*\(0[xX][0-9a-fA-F]*\).*/{ "\1", \2 },/' \
- > $@
+ > $@.tmp
+ cmp -s $@.tmp $@ || mv $@.tmp $@
+ rm -f $@.tmp
${OBJDIR}/errlparser.o: errlparser.C ${ROOTPATH}/src/include/usr/errl/hberrltypes.H ${GENDIR}/comps.C
$(CC) -c $(CFLAGS) -o $@ $<
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