From 74a12b10d9dbc728231789e832f9bcd7ba820820 Mon Sep 17 00:00:00 2001
From: James Zern <jzern@google.com>
Date: Fri, 9 Dec 2016 19:08:53 -0800
Subject: [PATCH] iosbuild.sh: add WebPDecoder.framework + encoder

WebPDecoder.framework replaces WebP.framework as the decode-only
framework.
WebP.framework now includes the full library allowing for use of the
encoder.

BUG=webp:307

Change-Id: Ic8139f201576bf94b0d4a31cb7cad0655cd8ba97
(cherry picked from commit 1d5046d1f9a863d8a13460e5405fef8c0acd3db0)
---
 iosbuild.sh | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/iosbuild.sh b/iosbuild.sh
index 52626272..954c6641 100755
--- a/iosbuild.sh
+++ b/iosbuild.sh
@@ -1,10 +1,11 @@
 #!/bin/bash
 #
-# This script generates 'WebP.framework'. An iOS app can decode WebP images
-# by including 'WebP.framework'.
+# This script generates 'WebP.framework' and 'WebPDecoder.framework'. An iOS
+# app can decode WebP images by including 'WebPDecoder.framework' and both
+# encode and decode WebP images by including 'WebP.framework'.
 #
-# Run ./iosbuild.sh to generate 'WebP.framework' under the current directory
-# (previous build will be erased if it exists).
+# Run ./iosbuild.sh to generate the frameworks under the current directory
+# (the previous build will be erased if it exists).
 #
 # This script is inspired by the build script written by Carson McDonald.
 # (http://www.ioncannon.net/programming/1483/using-webp-to-reduce-native-ios-app-size/).
@@ -33,10 +34,12 @@ readonly SRCDIR=$(dirname $0)
 readonly TOPDIR=$(pwd)
 readonly BUILDDIR="${TOPDIR}/iosbuild"
 readonly TARGETDIR="${TOPDIR}/WebP.framework"
+readonly DECTARGETDIR="${TOPDIR}/WebPDecoder.framework"
 readonly DEVELOPER=$(xcode-select --print-path)
 readonly PLATFORMSROOT="${DEVELOPER}/Platforms"
 readonly LIPO=$(xcrun -sdk iphoneos${SDK} -find lipo)
 LIBLIST=''
+DECLIBLIST=''
 
 if [[ -z "${SDK}" ]]; then
   echo "iOS SDK not available"
@@ -50,10 +53,8 @@ else
   echo "iOS SDK Version ${SDK}"
 fi
 
-rm -rf ${BUILDDIR}
-rm -rf ${TARGETDIR}
-mkdir -p ${BUILDDIR}
-mkdir -p ${TARGETDIR}/Headers/
+rm -rf ${BUILDDIR} ${TARGETDIR} ${DECTARGETDIR}
+mkdir -p ${BUILDDIR} ${TARGETDIR}/Headers/ ${DECTARGETDIR}/Headers/
 
 if [[ ! -e ${SRCDIR}/configure ]]; then
   if ! (cd ${SRCDIR} && sh autogen.sh); then
@@ -107,12 +108,13 @@ for PLATFORM in ${PLATFORMS}; do
     CFLAGS="${CFLAGS}"
   set +x
 
-  # run make only in the src/ directory to create libwebpdecoder.a
+  # run make only in the src/ directory to create libwebp.a/libwebpdecoder.a
   cd src/
   make V=0
   make install
 
-  LIBLIST+=" ${ROOTDIR}/lib/libwebpdecoder.a"
+  LIBLIST+=" ${ROOTDIR}/lib/libwebp.a"
+  DECLIBLIST+=" ${ROOTDIR}/lib/libwebpdecoder.a"
 
   make clean
   cd ..
@@ -122,3 +124,6 @@ done
 
 cp -a ${SRCDIR}/src/webp/*.h ${TARGETDIR}/Headers/
 ${LIPO} -create ${LIBLIST} -output ${TARGETDIR}/WebP
+
+cp -a ${SRCDIR}/src/webp/*.h ${DECTARGETDIR}/Headers/
+${LIPO} -create ${DECLIBLIST} -output ${DECTARGETDIR}/WebPDecoder