Initial commit.

Framework/external/embree/scripts/download_dpcpp.sh

@@ -0,0 +1,86 @@
+#!/usr/bin/env bash
+
+if [ -z $3 ]; then
+  echo "ERROR: usage $0 version target-directory platform <GITHUB_TOKEN>"
+  echo "    platform: either WIN or LINUX"
+  echo "    <GITHUB_TOKEN>: optional github access token. without the token api request rate limit can be exceeded quickly"
+  exit 1
+fi
+
+if [ -z $4 ]; then
+  DPCPP_VERSION=$1
+  DST_DIR=$2
+  PLATFORM=$3
+  TOKEN=""
+else
+  DPCPP_VERSION=$1
+  DST_DIR=$2
+  PLATFORM=$3
+  TOKEN=$4
+fi
+
+CUR_DIR=$(pwd)
+mkdir -p ${DST_DIR}
+cd ${DST_DIR}
+
+if [ -d "${DPCPP_VERSION}" ]; then
+  echo "DPCPP compiler ${DPCPP_VERSION} already downloaded"
+  exit 0
+fi
+
+echo "Downloading DPCPP compiler with"
+echo "  DPCPP_VERSION: ${DPCPP_VERSION}"
+echo "  DST_DIR: ${DST_DIR}"
+echo "  PLATFORM: ${PLATFORM}"
+echo "  TOKEN: ${TOKEN}"
+
+GH_REPO="https://api.github.com/repos/intel/llvm"
+GH_TAGS="${GH_REPO}/releases/tags/${DPCPP_VERSION}"
+AUTH="-u ${TOKEN}:x-oauth-basic"
+
+# get asset tags.
+response=$(curl ${AUTH} ${GH_TAGS})
+
+# check for errors wrong URL or API request limit exceeded are the most common
+error=$(echo $response | grep message)
+if [ ! -z "${error}" ]; then
+  echo "ERROR:"
+  echo ${error}
+  exit 1
+fi
+
+ARCHIVE_NAME="dpcpp-compiler.tar.gz"
+if [ "$PLATFORM" = "WIN" ]; then
+  ARCHIVE_NAME="dpcpp-compiler-win.tar.gz"
+fi
+
+# get id of compiler archive
+eval $(echo "${response}" | grep -C3 "name.:.\+${ARCHIVE_NAME}" | grep -w id | tr : = | tr -cd '[[:alnum:]]=')
+[ "$id" ] || { echo "Error: Failed to get asset id, response: ${response}" | awk 'length($0)<100' >&2; exit 1; }
+
+# Download asset file.
+echo "Downloading dpcpp compiler archive ${ARCHIVE_NAME} to ${DST_DIR}" >&2
+curl -LJO# ${AUTH} -H 'Accept: application/octet-stream' "$GH_REPO/releases/assets/$id"
+
+echo "Unpacking archive"
+tar -xzf ${ARCHIVE_NAME}
+rm -rf ${ARCHIVE_NAME}
+mkdir -p ${DPCPP_VERSION}
+cp -r dpcpp_compiler/* ${DPCPP_VERSION}
+rm -rf dpcpp_compiler
+
+# add startup script to Windows version of the compiler
+if [ "$PLATFORM" = "WIN" ]; then
+echo '@echo off
+set "DPCPP_DIR=%~dp0"
+set "PATH=%DPCPP_DIR%\bin;%PATH%"
+set "PATH=%DPCPP_DIR%\lib;%PATH%"
+set "CPATH=%DPCPP_DIR%\include;%CPATH%"
+set "INCLUDE=%DPCPP_DIR%\include;%INCLUDE%"
+set "LIB=%DPCPP_DIR%\lib;%LIB%"' > ${DST_DIR}/${DPCPP_VERSION}/startup.bat
+fi
+
+
+echo "dpcpp compiler available here ${DST_DIR}/${DPCPP_VERSION}"
+
+cd ${CUR_DIR}