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52dc4918ca
Most Python files were using `# === [...]` instead of `#=== [...]` so I went with what was the most common in the codebase.
111 lines
3.2 KiB
Bash
111 lines
3.2 KiB
Bash
# ===----------------------------------------------------------------------===##
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#
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# ===----------------------------------------------------------------------===##
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# Bash functions for managing the names of emulator system images.
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# Parse the image name and set variables: API, TYPE, and ARCH.
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__parse_emu_img() {
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if [[ "${1}" =~ ([0-9]+)-(def|goog|play)-(arm|arm64|x86|x86_64)$ ]]; then
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API=${BASH_REMATCH[1]}
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case ${BASH_REMATCH[2]} in
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def) TYPE=default ;;
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goog) TYPE=google_apis ;;
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play) TYPE=google_apis_playstore ;;
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esac
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ARCH=${BASH_REMATCH[3]}
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return 0
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else
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return 1
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fi
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}
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# Check that the emulator image name has valid syntax.
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validate_emu_img_syntax() {
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local EMU_IMG="${1}"
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local API TYPE ARCH
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if ! __parse_emu_img "${EMU_IMG}"; then
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echo "\
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error: invalid emulator image name: ${EMU_IMG}
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expected \"\${API}-\${TYPE}-\${ARCH}\" where API is a number, TYPE is one of
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(def|goog|play), and ARCH is one of arm, arm64, x86, or x86_64." >&2
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return 1
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fi
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}
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docker_image_of_emu_img() {
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echo "android-emulator-${1}"
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}
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# Check that the emulator image name has valid syntax and that the Docker image
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# is present. On failure, writes an error to stderr and exits the script.
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validate_emu_img() {
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local EMU_IMG="${1}"
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if ! validate_emu_img_syntax "${EMU_IMG}"; then
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return 1
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fi
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# Make sure Docker is working before trusting other Docker commands.
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# Temporarily suppress command echoing so we only show 'docker info' output
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# on failure, and only once.
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if (set +x; !(docker info &>/dev/null || docker info)); then
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echo "error: Docker is required for emulator usage but 'docker info' failed" >&2
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return 1
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fi
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local DOCKER_IMAGE=$(docker_image_of_emu_img ${EMU_IMG})
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if ! docker image inspect ${DOCKER_IMAGE} &>/dev/null; then
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echo "error: emulator Docker image (${DOCKER_IMAGE}) is not installed" >&2
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return 1
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fi
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}
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api_of_emu_img() {
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local API TYPE ARCH
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__parse_emu_img "${1}"
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echo ${API}
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}
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type_of_emu_img() {
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local API TYPE ARCH
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__parse_emu_img "${1}"
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echo ${TYPE}
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}
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arch_of_emu_img() {
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local API TYPE ARCH
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__parse_emu_img "${1}"
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echo ${ARCH}
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}
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# Expand the short emu_img string into the full SDK package string identifying
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# the system image.
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sdk_package_of_emu_img() {
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local API TYPE ARCH
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__parse_emu_img "${1}"
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echo "system-images;android-${API};${TYPE};$(abi_of_arch ${ARCH})"
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}
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# Return the Android ABI string for an architecture.
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abi_of_arch() {
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case "${1}" in
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arm) echo armeabi-v7a ;;
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arm64) echo aarch64-v8a ;;
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x86) echo x86 ;;
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x86_64) echo x86_64 ;;
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*) echo "error: unhandled arch ${1}" >&2; exit 1 ;;
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esac
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}
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triple_of_arch() {
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case "${1}" in
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arm) echo armv7a-linux-androideabi ;;
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arm64) echo aarch64-linux-android ;;
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x86) echo i686-linux-android ;;
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x86_64) echo x86_64-linux-android ;;
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*) echo "error: unhandled arch ${1}" >&2; exit 1 ;;
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esac
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}
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