From 35e6fb3788dfd717d374647739cd8d0d790be96e Mon Sep 17 00:00:00 2001
From: Mark Griffiths <mark@thebespokepixel.com>
Date: Tue, 5 Aug 2014 19:28:03 +0100
Subject: [PATCH] =?UTF-8?q?Updated=20build=5Fdoc=E2=80=A6sh=20to=20run=20c?=
 =?UTF-8?q?leanly=20in=20Xcode=20build?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

If the lexicon input filter isn't specified (as is the case in the
current Xcode project, the script quietly continues without it.
---
 build_tools/build_documentation.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/build_tools/build_documentation.sh b/build_tools/build_documentation.sh
index 2705898e9..77eaad687 100755
--- a/build_tools/build_documentation.sh
+++ b/build_tools/build_documentation.sh
@@ -68,6 +68,12 @@ if test -z "$DOXYGENPATH"; then
     exit 0
 fi
 
+# Check we have the lexicon filter
+if test -z "$INPUT_FILTER"; then
+    echo >&2 "Lexicon filter is not available. Continuing without."
+    INPUTFILTER=''
+fi
+
 # Determine where our output should go
 if ! mkdir -p "${OUTPUTDIR}" ; then
     echo "Could not create output directory '${OUTPUTDIR}'"