libvpx: Pull from upstream

source/libvpx/examples/gen_example_code.sh

Index: source/libvpx/examples/gen_example_code.sh
===================================================================
--- source/libvpx/examples/gen_example_code.sh	(revision 247498)
+++ source/libvpx/examples/gen_example_code.sh	(working copy)
@@ -1,85 +0,0 @@
-#!/bin/bash
-##
-##  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
-##
-##  Use of this source code is governed by a BSD-style license
-##  that can be found in the LICENSE file in the root of the source
-##  tree. An additional intellectual property rights grant can be found
-##  in the file PATENTS.  All contributing project authors may
-##  be found in the AUTHORS file in the root of the source tree.
-##
-
-
-# gen_example_code.sh
-
-self=$0
-
-die_usage() {
-    echo "Usage: $self <example.txt>"
-    exit 1
-}
-
-die() {
-    echo "$@"
-    exit 1
-}
-
-include_block() {
-    show_bar=$1
-    block_name=${line##*@}
-    indent=${line%%${block_name}}
-    indent=${#indent}
-    [ $indent -eq 1 ] && indent=0
-    local on_block
-    while IFS=$'\n' read -r t_line; do
-        case "$t_line" in
-            \~*\ ${block_name})
-                if [ "x$on_block" == "xyes" ]; then
-                    return 0;
-                else
-                    on_block=yes
-                fi
-                ;;
-            @DEFAULT)
-                if [ "x$on_block" == "xyes" ]; then
-                    include_block $show_bar < "${template%.c}.txt"
-                    return 0
-                fi
-                ;;
-            *)
-                if [ "x$on_block" == "xyes" ]; then
-                    local rem
-                    (( rem = 78 - indent ))
-                    case "$block_name" in
-                      \**) printf "%${indent}s * %s\n" "" "$t_line" ;;
-                        *)
-                            if [ "$show_bar" == "yes" ]; then
-                                printf "%${indent}s%-${rem}s//\n" "" "$t_line"
-                            else
-                                printf "%${indent}s%s\n" "" "$t_line"
-                            fi
-                            ;;
-                    esac
-                fi
-        esac
-    done
-    return 1
-}
-
-txt=$1
-[ -f "$txt" ] || die_usage
-read -r template < "$txt"
-case "$template" in
-    @TEMPLATE*) template=${txt%/*}/${template##@TEMPLATE } ;;
-    *) die "Failed to parse template name from '$template'" ;;
-esac
-
-while IFS=$'\n' read -r line; do
-    case "$line" in
-        @*) include_block yes < "$txt" \
-            || include_block < "${template%.c}.txt" \
-            #|| echo "WARNING: failed to find text for block $block_name" >&2
-            ;;
-        *)  echo "$line" ;;
-    esac
-done < "$template"