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-rw-r--r--Master/texmf-dist/doc/pdftex/manual/Makefile5
1 files changed, 3 insertions, 2 deletions
diff --git a/Master/texmf-dist/doc/pdftex/manual/Makefile b/Master/texmf-dist/doc/pdftex/manual/Makefile
index 001768d614b..102d82ff576 100644
--- a/Master/texmf-dist/doc/pdftex/manual/Makefile
+++ b/Master/texmf-dist/doc/pdftex/manual/Makefile
@@ -1,4 +1,4 @@
-# $Id: Makefile 745 2016-04-25 18:06:57Z karl $
+# $Id: Makefile 751 2016-05-04 22:57:38Z karl $
# Makefile for pdfTeX documentation. Public domain.
# Get version we're documenting from the \def in the manual.
@@ -58,8 +58,9 @@ pdftex-w.pdf: pdftex-w.tex
# Too annoying to remake help text every time; check by hand when needed.
-pdftex-help.txt:
+pdftex-help.txt: force
$(pdftex_binary) --help >$@ || rm -f $@
+force:
# if we don't have a build tree around, just try from the path.
build_binary := ../../source/build-pdftex/texk/web2c/pdftex