From 7348fad86391b913ecc41f986066f260efb04633 Mon Sep 17 00:00:00 2001
From: ng0 <ng0@infotropique.org>
Date: Tue, 17 Oct 2017 12:29:35 +0000
Subject: Use Suffix Extensions in Makefiles (doc,
 src/{arm,dht,integration,statistics}) for improved portability.

---
 doc/Makefile.am                   | 1 +
 src/arm/Makefile.am               | 3 ++-
 src/dht/Makefile.am               | 3 ++-
 src/integration-tests/Makefile.am | 3 ++-
 src/statistics/Makefile.am        | 3 ++-
 5 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/doc/Makefile.am b/doc/Makefile.am
index 1a8bb64b9..d9a68d533 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -150,6 +150,7 @@ lego_stack.png: images/lego_stack.svg
 	convert images/lego_stack.svg images/lego_stack.png &&
 	pngcrush images/lego_stack.png images/lego_stack.png
 
+# FIXME: The usage of 'date' strings causes a warning.
 version.texi:
 	echo "@set UPDATED $(date +'%d %B %Y')" > $@
 	echo "@set UPDATED-MONTH $(date +'%B %Y')" >> $@
diff --git a/src/arm/Makefile.am b/src/arm/Makefile.am
index 373847fde..b1706a479 100644
--- a/src/arm/Makefile.am
+++ b/src/arm/Makefile.am
@@ -92,7 +92,8 @@ test_gnunet_service_arm_SOURCES = \
 
 do_subst = $(SED) -e 's,[@]PYTHON[@],$(PYTHON),g'
 
-%.py: %.py.in Makefile
+SUFFIXES = .py.in .py
+.py.in.py:
 	$(do_subst) < $(srcdir)/$< > $@
 	chmod +x $@
 
diff --git a/src/dht/Makefile.am b/src/dht/Makefile.am
index 00ce0e934..4a78ea4c7 100644
--- a/src/dht/Makefile.am
+++ b/src/dht/Makefile.am
@@ -213,7 +213,8 @@ endif
 
 do_subst = $(SED) -e 's,[@]PYTHON[@],$(PYTHON),g' -e 's,[@]bindir[@],$(bindir),g'
 
-%.py: %.py.in Makefile
+SUFFIXES = .py.in .py
+.py.in.py:
 	$(do_subst) < $(srcdir)/$< > $@
 	chmod +x $@
 
diff --git a/src/integration-tests/Makefile.am b/src/integration-tests/Makefile.am
index 6fff0b407..368980064 100644
--- a/src/integration-tests/Makefile.am
+++ b/src/integration-tests/Makefile.am
@@ -42,7 +42,8 @@ endif
 
 do_subst = $(SED) -e 's,[@]PYTHON[@],$(PYTHON),g'
 
-%.py: %.py.in Makefile
+SUFFIXES = .py.in .py
+.py.in.py:
 	$(do_subst) < $(srcdir)/$< > $@
 	chmod +x $@
 
diff --git a/src/statistics/Makefile.am b/src/statistics/Makefile.am
index b2e256960..16a1ea2d0 100644
--- a/src/statistics/Makefile.am
+++ b/src/statistics/Makefile.am
@@ -90,7 +90,8 @@ endif
 
 do_subst = $(SED) -e 's,[@]PYTHON[@],$(PYTHON),g'
 
-%.py: %.py.in Makefile
+SUFFIXES = .py.in .py
+.py.in.py:
 	$(do_subst) < $(srcdir)/$< > $@
 	chmod +x $@
 
-- 
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