[bug#70169] [PATCH v2 09/12] maint: Remove %%CreationDate from generated EPS files

[Janneke Nieuwenhuizen <janneke@gnu.org>]

* doc/local.mk (.dot.eps, png.eps): Remove %%CreationDate.  Split single shell
command into separate recipe lines, prefixed by $(AM_V_at).

Change-Id: I5a03485c19c72f0c46411815c51290e52a8e5399
---
 doc/local.mk | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/doc/local.mk b/doc/local.mk
index c355bec8d7..60e36091ce 100644
--- a/doc/local.mk
+++ b/doc/local.mk
@@ -152,12 +152,16 @@ DOT_OPTIONS =					\
 	mv "$(srcdir)/$@.tmp" "$(srcdir)/$@"
 
 .dot.eps:
-	$(AM_V_DOT)$(DOT) -Teps $(DOT_OPTIONS) < "$<" > "$(srcdir)/$@.tmp"; \
-	mv "$(srcdir)/$@.tmp" "$(srcdir)/$@"
+	$(AM_V_DOT)$(DOT) -Teps $(DOT_OPTIONS) < "$<" > "$(srcdir)/$@.tmp"
+	$(AM_V_at)grep -v ^%%CreationDate: "$(srcdir)/$@.tmp" > "$(srcdir)/$@.tmp2"
+	$(AM_V_at)rm -f "$(srcdir)/$@.tmp"
+	$(AM_V_at)mv "$(srcdir)/$@.tmp2" "$@"
 
 .png.eps:
-	$(AM_V_GEN)convert "$<" "$@-tmp.eps"; \
-	mv "$@-tmp.eps" "$@"
+	$(AM_V_GEN)convert "$<" "$@-tmp.eps"
+	$(AM_V_at)grep -v ^%%CreationDate: "$@-tmp.eps" > "$@-tmp2.eps"
+	$(AM_V_at)rm -f "$@-tmp.eps"
+	$(AM_V_at)mv "$@-tmp2.eps" "$@"
 
 # We cannot add new dependencies to `%D%/guix.pdf' & co. (info "(automake)
 # Extending").  Using the `-local' rules is imperfect, because they may be
-- 
2.41.0