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-rw-r--r--rules.ninja2
1 files changed, 1 insertions, 1 deletions
diff --git a/rules.ninja b/rules.ninja
index 389ad9ac..c71f79b8 100644
--- a/rules.ninja
+++ b/rules.ninja
@@ -59,7 +59,7 @@ rule gzip
command = gzip -c -9 -n <$in >$out.tmp && mv $out.tmp $out
rule yacc
- command = oldcwd=$$PWD && cd $outdir && $yacc $yaccflags $$oldcwd/$in
+ command = cd $outdir && $yacc $yaccflags $$OLDPWD/$in
rule sed
command = sed $expr $in >$out.tmp && mv $out.tmp $out