From 64ed56fe3132faa8585c9cd7b0261ac85f70a7bd Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Thu, 12 May 2016 18:05:14 -0700
Subject: [PATCH] Automatically run 'git submodule update' if necessary

This makes sure pdclib exists by updating for the all and
all-recursive targets

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 Makefile.am | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Makefile.am b/Makefile.am
index c1ba7535..4145946e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,6 +6,12 @@ MAINTAINERCLEANFILES = ChangeLog
 
 .PHONY: ChangeLog
 
+all: pdclib/Makefile
+all-recursive: pdclib/Makefile
+
+pdclib/Makefile:
+	git submodule update
+
 ChangeLog:
 	(GIT_DIR=$(top_srcdir)/.git git log > .changelog.tmp && mv .changelog.tmp ChangeLog; rm -f .changelog.tmp) || \
 	(touch ChangeLog; echo 'git directory not found: installing possibly empty changelog.' >&2)
-- 
2.30.2