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authorJoseph Myers <joseph@codesourcery.com>2013-08-20 16:41:25 +0000
committerJoseph Myers <joseph@codesourcery.com>2013-08-20 16:41:25 +0000
commitb31469d0d40ac858687657c72baaafd7a63041d9 (patch)
tree4140c6f11c8d5fcf0b9a7b5f2a653ed4a5240e54 /Makefile
parent4e39af6eca18a984c346cb3396940a9dcbed02ab (diff)
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Remove trailing blank lines when generating INSTALL.
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile9
1 files changed, 7 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index 7d8eccf2e5..119bb26c39 100644
--- a/Makefile
+++ b/Makefile
@@ -403,8 +403,13 @@ endif
 INSTALL: manual/install.texi manual/macros.texi \
 	 $(common-objpfx)manual/pkgvers.texi
 	makeinfo --no-validate --plaintext --no-number-sections \
-		 -I$(common-objpfx)manual $< -o $@
-	-chmod a-w $@
+		 -I$(common-objpfx)manual $< -o $@-tmp
+	$(AWK) 'NF == 0 { ++n; next } \
+		NF != 0 { while (n-- > 0) print ""; n = 0; print }' \
+	  < $@-tmp > $@-tmp2
+	rm -f $@-tmp
+	-chmod a-w $@-tmp2
+	mv -f $@-tmp2 $@
 $(common-objpfx)manual/%: FORCE
 	$(MAKE) $(PARALLELMFLAGS) -C manual $@
 FORCE: