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simple2d.sh
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simple2d.sh
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#!/usr/bin/env bash
# ------------------------------------------------------------------------------
# The Simple 2D Command-Line Utility for Unix-like Systems
#
# Run from the web using:
# bash <(curl -fsSL https://script_url_here)
# or...
# bash <(wget -qO - https://script_url_here)
# ------------------------------------------------------------------------------
# Set Constants ################################################################
# The installed version
VERSION='1.2.0'
# URL to this script in the repo
SCRIPT_URL="https://raw.githubusercontent.com/simple2d/simple2d/master/bin/simple2d.sh"
# MinGW Simple 2D installer
s2d_mingw_installer_fname="simple2d-windows-mingw-${VERSION}.zip"
s2d_mingw_installer_url="https://github.com/simple2d/simple2d/releases/download/v${VERSION}/${s2d_mingw_installer_fname}"
# SDL minimum version
SDL_MIN_VERSION='2.0.4'
# SDL download paths
libsdl_url="https://www.libsdl.org"
sdl_fname="SDL2-2.0.10"
sdl_url="${libsdl_url}/release/${sdl_fname}.tar.gz"
image_fname="SDL2_image-2.0.5"
image_url="${libsdl_url}/projects/SDL_image/release/${image_fname}.tar.gz"
mixer_fname="SDL2_mixer-2.0.4"
mixer_url="${libsdl_url}/projects/SDL_mixer/release/${mixer_fname}.tar.gz"
ttf_fname="SDL2_ttf-2.0.15"
ttf_url="${libsdl_url}/projects/SDL_ttf/release/${ttf_fname}.tar.gz"
# SDL config
sdl_arm_config_flags="\
--disable-video-opengl --disable-video-x11 \
--disable-pulseaudio --disable-esd \
--disable-video-mir --disable-video-wayland"
# Colors
BOLD='\033[1;39m' # default, bold
UNDERLINE='\033[4m' # underline
TASK='\033[1;34m' # blue, bold
BLUE=$TASK
INFO='\033[1;36m' # cyan, underline
WARN='\033[1;33m' # yellow, underline
ERROR='\033[1;31m' # red, underline
SUCCESS='\033[1;32m' # green, bold
NORMAL='\033[0m' # reset
# Set Variables ################################################################
platform='unknown'
platform_display='unknown'
platform_rpi=false
ret='' # for storing function return values
confirmed=false # to skip confirmation prompts
# Use xcpretty for nicer output: gem install xcpretty
if xcpretty -v &>/dev/null; then
XCPRETTY=xcpretty
else
XCPRETTY=cat
fi
# Helper Functions #############################################################
# Prints an information messages
# params:
# $1 String Message text
info_msg() {
echo -e "${INFO}Info:${NORMAL} $1\n"
}
warning_msg() {
echo -e "${WARN}Warning:${NORMAL} $1\n"
}
error_msg() {
echo -e "${ERROR}Error:${NORMAL} $1\n"
}
success_msg() {
echo -e "${SUCCESS}$1${NORMAL}\n"
}
# Prompts to continue, or exits
# params:
# $1 String Message before y/n prompt
prompt_to_continue() {
if ! $confirmed; then
printf "${BOLD}$1${NORMAL} "
read -p "(y/n) " ans
if [[ $ans != "y" ]]; then
echo -e "\nQuitting...\n"
exit
fi
echo
fi
}
# Prints the task in progress
# params:
# $1 String Name of task
# $2 String Optional white space, e.g. "\n\n"
print_task() {
printf "${TASK}==>${BOLD} $1${NORMAL}$2"
}
# Prints and runs a command
# params:
# $1 String The command
print_and_run() {
echo "==> $1"; $1
}
# Checks if a library is installed
# params:
# $1 String Name of the library, e.g. SDL2, without the "-l"
have_lib?() {
print_task "Checking for $1... "
if $(ld -o /dev/null -l$1 2>&1 | grep -qE '(library not found|ld: cannot find -l)'); then
echo "no"
return 1
else
echo "yes"
return 0
fi
}
# Gets the text from a remote resource
# params:
# $1 String URL of the resource
get_remote_str() {
which curl &>/dev/null && cmd='curl -fsSL' || cmd='wget -qO -';
ret=$($cmd $1)
}
# Compares version numbers in the form `#.#.#`
# Adapted from:
# stackoverflow.com/questions/4023830/bash-how-compare-two-strings-in-version-format
# params:
# $1 String First version number to compare
# $2 String Second version number to compare
# returns:
# 0 If $1 is equal to $2
# 1 If $1 is newer than $2
# 2 If $1 is older than $2
compare_versions() {
if [[ $1 == $2 ]]
then
return 0
fi
local IFS=.
local i ver1=($1) ver2=($2)
# fill empty fields in ver1 with zeros
for ((i=${#ver1[@]}; i<${#ver2[@]}; i++))
do
ver1[i]=0
done
for ((i=0; i<${#ver1[@]}; i++))
do
if [[ -z ${ver2[i]} ]]
then
# fill empty fields in ver2 with zeros
ver2[i]=0
fi
if ((10#${ver1[i]} > 10#${ver2[i]}))
then
return 1
fi
if ((10#${ver1[i]} < 10#${ver2[i]}))
then
return 2
fi
done
return 0
}
# Build #######################################################################
# Builds a Simple 2D program
# If directory contains an Xcode project, it will call `xcodebuild`.
# If $1 is a C or C++ source file, it will attempt to compile using `gcc`.
build() {
# If no input, print build usage
if [[ $1 == '' ]]; then print_usage_build; exit; fi
# If C source file given, e.g.: build app.c
if [[ ${1: -2} == '.c' ]]; then
# Compile
gcc -std=c11 $1 `simple2d --libs` -o ${1%.*}
exit
fi
# If C++ source file given, e.g.: build app.cpp
if [[ ${1: -4} == '.cpp' ]]; then
# Compile
g++ -std=c++11 $1 `simple2d --libs` -o ${1%.*}
exit
fi
# Check if current directory has an Xcode project
has_xcodeproj?() {
if [[ $(ls *.xcodeproj 2>/dev/null) ]]; then
return 0
else
return 1
fi
}
# Build an Xcode project
build_with_xcodebuild() {
if [[ $XCPRETTY != 'xcpretty' ]]; then
echo -e "xcpretty not found: Run \`gem install xcpretty\` for nicer xcodebuild output.\n"
fi
case $1 in
--ios)
xcodebuild -sdk iphonesimulator | $XCPRETTY; exit;;
--ios-device)
xcodebuild -sdk iphoneos | $XCPRETTY; exit;;
--tvos)
xcodebuild -sdk appletvsimulator | $XCPRETTY; exit;;
--tvos-device)
xcodebuild -sdk appletvos | $XCPRETTY; exit;;
esac
}
# If bad SDK flag, print build usage
if ! [[ $1 =~ ^(--ios|--ios-device|--tvos|--tvos-device)$ ]]; then
print_usage_build; exit 1
fi
# If current directory has an Xcode project, e.g.:
# build --[ios|tvos][-device]
if has_xcodeproj?; then
build_with_xcodebuild $1
fi
# If an Xcode project path and options are provided, e.g.:
# build --ios[-device] build/ios
# build --tvos[-device] build/tvos
# build --ios[-device] build/ios/MyApp.xcodeproj
# build --tvos[-device] build/tvos/MyApp.xcodeproj
if [[ ${2: -10} == '.xcodeproj' ]]; then
cd $(dirname $2)
elif [[ -d $2 ]]; then
cd $2
else
error_msg "\"$2\" is not a directory or Xcode project"; exit 1
fi
if ! has_xcodeproj?; then
error_msg "The directory does not contain an Xcode project"; exit 1
fi
build_with_xcodebuild $1
}
# Installation #################################################################
# Checks installed versions of SDL
check_sdl_versions() {
print_task "Checking SDL2 version... "
# Check SDL version installed
SDL_INSTALLED_VERSION=$(sdl2-config --version)
compare_versions $SDL_MIN_VERSION $SDL_INSTALLED_VERSION
if [[ $? == 1 ]]; then
echo $SDL_INSTALLED_VERSION
error_msg "Installed version of SDL2 is too old (must be at least $SDL_MIN_VERSION)"
return 1
else
echo "$SDL_INSTALLED_VERSION"
return 0
fi
}
# Checks if SDL libraries are installed
have_sdl_libs?() {
have_all_libs=true
have_sdl2_lib=true
have_image_lib=true
have_mixer_lib=true
have_ttf_lib=true
if ! have_lib? 'SDL2'; then
have_sdl2_lib=false
have_all_libs=false
else
if ! check_sdl_versions; then
have_sdl2_lib=false
have_all_libs=false
fi
fi
if ! have_lib? 'SDL2_image'; then
have_image_lib=false
have_all_libs=false
fi
if ! have_lib? 'SDL2_mixer'; then
have_mixer_lib=false
have_all_libs=false
fi
if ! have_lib? 'SDL2_ttf'; then
have_ttf_lib=false
have_all_libs=false
fi
if $have_all_libs; then
return 0
else
return 1
fi
}
# Installs SDL on BSD
install_sdl_bsd() {
echo "The following packages will be installed:"
echo " sdl2"
echo " sdl2_image"
echo " sdl2_mixer"
echo " sdl2_ttf"
prompt_to_continue "Install SDL now?"
print_task "Updating packages" "\n\n"
print_and_run "sudo pkg update"
echo; print_task "Installing packages" "\n\n"
print_and_run "sudo pkg install sdl2 sdl2_image sdl2_mixer sdl2_ttf"
echo
if ! have_sdl_libs?; then
echo; error_msg "SDL libraries did not install correctly"; exit 1
else
echo; info_msg "SDL was installed successfully"
fi
}
# Installs SDL on Linux
install_sdl_linux() {
echo "The following packages will be installed:"
# Fedora and CentOS
if which yum &>/dev/null; then
echo " SDL2-devel"
echo " SDL2_image-devel"
echo " SDL2_mixer-devel"
echo " SDL2_ttf-devel"
# Arch
elif which pacman &>/dev/null; then
echo " sdl2"
echo " sdl2_image"
echo " sdl2_mixer"
echo " sdl2_ttf"
# openSUSE
elif which zypper &>/dev/null; then
echo " libSDL2-devel"
echo " libSDL2_image-devel"
echo " libSDL2_mixer-devel"
echo " libSDL2_ttf-devel"
# Ubuntu, Debian, and Mint
# `apt` must be last because openSUSE has it aliased to `zypper`
elif which apt &>/dev/null; then
echo " libsdl2-dev"
echo " libsdl2-image-dev"
echo " libsdl2-mixer-dev"
echo " libsdl2-ttf-dev"
else
error_msg "Could not find a package manager to install SDL"; exit 1
fi
echo
prompt_to_continue "Install SDL now?"
print_task "Updating packages" "\n\n"
if which yum &>/dev/null; then
print_and_run "yum check-update"
elif which pacman &>/dev/null; then
print_and_run "sudo pacman -Syy"
elif which zypper &>/dev/null; then
print_and_run "sudo zypper refresh"
elif which apt &>/dev/null; then
print_and_run "sudo apt update"
fi
echo; print_task "Installing packages" "\n\n"
if which yum &>/dev/null; then
print_and_run "sudo yum install -y SDL2-devel SDL2_image-devel SDL2_mixer-devel SDL2_ttf-devel"
elif which pacman &>/dev/null; then
print_and_run "sudo pacman -S --noconfirm sdl2 sdl2_image sdl2_mixer sdl2_ttf"
elif which zypper &>/dev/null; then
print_and_run "sudo zypper install -y libSDL2-devel libSDL2_image-devel libSDL2_mixer-devel libSDL2_ttf-devel"
elif which apt &>/dev/null; then
print_and_run "sudo apt install -y libsdl2-dev libsdl2-image-dev libsdl2-mixer-dev libsdl2-ttf-dev"
fi
echo
if ! have_sdl_libs?; then
echo; error_msg "SDL libraries did not install correctly"; exit 1
else
echo; info_msg "SDL was installed successfully"
fi
}
# Installs SDL from source
# Takes about 30 min on RPI 2
install_sdl_source() {
echo "SDL will be compiled and installed from source."; echo
prompt_to_continue "Install SDL now?"
# Install SDL dependencies
print_task "Installing SDL2 dependencies" "\n\n"
sudo apt update
libs=(
build-essential # This may be missing on some ARM platforms
# SDL2
libudev-dev
libdbus-1-dev
libasound2-dev
# SDL2_image
libjpeg9-dev
libpng-dev
# SDL2_mixer
libmpg123-dev
libvorbis-dev
libflac-dev
# SDL2_ttf
libgl1-mesa-dev # Solves error missing -lGL
libfreetype6-dev
)
sudo apt install -y ${libs[*]}
# Downloads, compiles, and installs an SDL library from source
# params:
# $1 String URL of the tar archive
# $2 String Name of the tar file
# $3 String ./configure flags
install_sdl_lib () {
cd /tmp
wget -N $1
tar -xzf $2.tar.gz
cd $2
print_task "Configuring" "\n\n"
print_and_run "./configure $3"
echo; print_task "Compiling" "\n\n"
make
echo; print_task "Installing" "\n\n"
sudo make install
rm /tmp/$2.tar.gz
rm -rf /tmp/$2
}
# Note that `$have_*_lib` variables are set by `have_sdl_libs?()`
if [[ $have_sdl2_lib == 'false' ]]; then
echo; print_task "Downloading SDL2" "\n\n"
if [[ $platform == 'arm' ]]; then
if $platform_rpi; then
config="--host=arm-raspberry-linux-gnueabihf $sdl_arm_config_flags"
else
config=$sdl_arm_config_flags
fi
install_sdl_lib $sdl_url $sdl_fname "$config"
else
install_sdl_lib $sdl_url $sdl_fname
fi
fi
if [[ $have_image_lib == 'false' ]]; then
echo; print_task "Downloading SDL2_image" "\n\n"
install_sdl_lib $image_url $image_fname
fi
if [[ $have_mixer_lib == 'false' ]]; then
echo; print_task "Downloading SDL2_mixer" "\n\n"
install_sdl_lib $mixer_url $mixer_fname
fi
if [[ $have_ttf_lib == 'false' ]]; then
echo; print_task "Downloading SDL2_ttf" "\n\n"
install_sdl_lib $ttf_url $ttf_fname
fi
echo
if ! have_sdl_libs?; then
error_msg "SDL libraries did not install correctly"; exit 1
else
echo; info_msg "SDL was installed successfully"
fi
}
# Installs SDL
install_sdl() {
if [[ $platform == 'linux' ]]; then
install_sdl_linux
elif [[ $platform == 'bsd' ]]; then
install_sdl_bsd
elif [[ $platform == 'arm' ]]; then
install_sdl_source
fi
}
# Installs Simple 2D for MinGW environments
install_s2d_mingw() {
tmp_dir="/tmp/simple2d"
mkdir -p $tmp_dir
print_and_run "wget -NP $tmp_dir $s2d_mingw_installer_url"
print_and_run "pacman -S unzip --needed --noconfirm"
print_and_run "unzip -q $tmp_dir/$s2d_mingw_installer_fname -d $tmp_dir"
print_and_run "cd $tmp_dir"
print_and_run "bash install.sh -y"
print_and_run "rm -rf $tmp_dir"
}
# Installs Simple 2D
# params:
# $1 String Version to install, either 'master' or $VERSION
install_s2d() {
tmp_dir="/tmp/simple2d"
mkdir $tmp_dir
if [[ $1 == 'master' ]]; then
f_name=$1
else
f_name="v$1"
fi
url="https://github.com/simple2d/simple2d/archive/$f_name.zip"
print_task "Downloading Simple 2D" "\n\n"
# Linux and Raspberry Pi may not have curl installed by default
if which curl &>/dev/null; then
print_and_run "curl -L $url -o $tmp_dir/$f_name.zip"
else
print_and_run "wget -NP $tmp_dir $url"
fi
# Check if archive was downloaded properly
if [[ ! -f "$tmp_dir/$f_name.zip" ]]; then
echo; error_msg "Simple 2D could not be downloaded"; exit 1
fi
echo; print_task "Unpacking" "\n\n"
print_and_run "unzip -q $tmp_dir/$f_name.zip -d $tmp_dir"
# Check if archive was unpacked properly
if [[ $? != 0 ]]; then
echo; error_msg "Could not unpack. The downloaded Simple 2D package may be damaged."; exit 1
fi
print_and_run "cd $tmp_dir/simple2d-$1"
if [[ $platform == 'bsd' ]]; then
echo; print_and_run "gmake"
echo; print_and_run "sudo gmake install"
else
echo; print_and_run "make"
echo; print_and_run "sudo make install"
fi
echo; print_task "Cleaning up" "\n"; echo
print_and_run "rm -rf $tmp_dir"; echo
# Check if S2D installed correctly
if ! have_lib? 'simple2d'; then
echo; error_msg "Simple 2D did not install correctly"; exit 1
fi
echo
}
# Main entry point to install Simple 2D and SDL
# params:
# $1 String Flags used, e.g. `--sdl`
install() {
# If macOS, print message and quit
if [[ $platform == 'macos' ]]; then
macos_homebrew_message $1
fi
# If SDL flag, install only SDL and quit
if [[ $1 == '--sdl' ]]; then
echo
if have_sdl_libs?; then
echo; info_msg "SDL is already installed"
else
echo; install_sdl
fi
exit
fi
# Welcome message
echo -e "\n${BOLD}Welcome to Simple 2D!${NORMAL}"
echo -e "${BLUE}---------------------${NORMAL}\n"
echo -e "Platform detected: ${BOLD}${platform_display}${NORMAL}\n"
# If MinGW, install Simple 2D release and quit
if [[ $platform == 'mingw' ]]; then
prompt_to_continue "Continue to install?"
install_s2d_mingw
exit
fi
if have_lib? 'simple2d' > /dev/null; then
warning_msg "Simple 2D is already installed. Proceeding will reinstall."
fi
echo -e "Simple 2D will be installed to the following locations:
/usr/local/include/simple2d.h
/usr/local/lib/libsimple2d.a
/usr/local/bin/simple2d"
echo
if [[ $1 == '--HEAD' ]]; then
echo -e "This will install Simple 2D from the \`master\` development branch.\n"
fi
prompt_to_continue "Continue?"
if have_sdl_libs?; then
echo
else
echo; install_sdl
fi
if [[ $1 == '--HEAD' ]]; then
install_s2d 'master'
else
install_s2d $VERSION
fi
success_msg "Simple 2D installed successfully!"
}
# Uninstall ####################################################################
# Uninstalls SDL on BSD
uninstall_sdl_bsd() {
echo "The following packages will be removed:"
echo " sdl2"
echo " sdl2_image"
echo " sdl2_mixer"
echo " sdl2_ttf"
prompt_to_continue "Uninstall SDL now?"
echo; print_task "Uninstalling packages" "\n\n"
print_and_run "sudo pkg remove sdl2 sdl2_image sdl2_mixer sdl2_ttf"
echo
if have_sdl_libs?; then
echo; error_msg "SDL libraries did not uninstall correctly"
else
echo; info_msg "SDL was uninstalled successfully"
fi
}
# Uninstalls SDL on Linux
uninstall_sdl_linux() {
echo "The following packages will be removed:"
# Fedora and CentOS
if which yum &>/dev/null; then
echo " SDL2-devel"
echo " SDL2_image-devel"
echo " SDL2_mixer-devel"
echo " SDL2_ttf-devel"
# Arch
elif which pacman &>/dev/null; then
echo " sdl2"
echo " sdl2_image"
echo " sdl2_mixer"
echo " sdl2_ttf"
# openSUSE
elif which zypper &>/dev/null; then
echo " libSDL2-devel"
echo " libSDL2_image-devel"
echo " libSDL2_mixer-devel"
echo " libSDL2_ttf-devel"
# Ubuntu, Debian, and Mint
# `apt` must be last because openSUSE has it aliased to `zypper`
elif which apt &>/dev/null; then
echo " libsdl2-dev"
echo " libsdl2-image-dev"
echo " libsdl2-mixer-dev"
echo " libsdl2-ttf-dev"
else
error_msg "Could not find a package manager to uninstall SDL"; exit 1
fi
echo
prompt_to_continue "Uninstall SDL now?"
print_task "Uninstalling packages" "\n\n"
if which yum &>/dev/null; then
print_and_run "sudo yum remove -y SDL2-devel SDL2_image-devel SDL2_mixer-devel SDL2_ttf-devel"
elif which pacman &>/dev/null; then
print_and_run "sudo pacman -Rs --noconfirm sdl2 sdl2_image sdl2_mixer sdl2_ttf"
elif which zypper &>/dev/null; then
print_and_run "sudo zypper remove -y libSDL2-devel libSDL2_image-devel libSDL2_mixer-devel libSDL2_ttf-devel"
elif which apt &>/dev/null; then
print_and_run "sudo apt remove -y --purge libsdl2-dev libsdl2-image-dev libsdl2-mixer-dev libsdl2-ttf-dev"
fi
echo
if have_sdl_libs?; then
echo; error_msg "SDL libraries did not uninstall correctly"
else
echo; info_msg "SDL was uninstalled successfully"
fi
}
# Uninstalls SDL from source
uninstall_sdl_source() {
prompt_to_continue "Uninstall SDL now?"
# Uninstall packages in case they were used
print_and_run "sudo apt remove -y --purge libsdl2-dev libsdl2-image-dev libsdl2-mixer-dev libsdl2-ttf-dev"
uninstall_sdl_lib () {
cd /tmp
wget -N $1
tar -xzf $2.tar.gz
cd $2
./configure $3
sudo make uninstall
rm /tmp/$2.tar.gz
rm -rf /tmp/$2
}
echo; print_task "Uninstalling SDL2_image" "\n\n"
uninstall_sdl_lib $image_url $image_fname
echo; print_task "Uninstalling SDL2_mixer" "\n\n"
uninstall_sdl_lib $mixer_url $mixer_fname
echo; print_task "Uninstalling SDL2_ttf" "\n\n"
uninstall_sdl_lib $ttf_url $ttf_fname
echo; print_task "Uninstalling SDL2" "\n\n"
if [[ $platform == 'arm' ]]; then
uninstall_sdl_lib $sdl_url $sdl_fname "$sdl_arm_config_flags"
else
uninstall_sdl_lib $sdl_url $sdl_fname
fi
echo
if have_sdl_libs?; then
echo; error_msg "SDL libraries did not uninstall correctly"; exit 1
else
echo; info_msg "SDL was uninstalled successfully"
fi
}
# Uninstalls SDL
uninstall_sdl() {
if have_sdl_libs?; then
echo
else
echo; info_msg "SDL appears to be already uninstalled"
prompt_to_continue "Try uninstalling SDL anyways?"
fi
if [[ $platform == 'linux' ]]; then
uninstall_sdl_linux
elif [[ $platform == 'bsd' ]]; then
uninstall_sdl_bsd
elif [[ $platform == 'arm' ]]; then
uninstall_sdl_source
fi
}
# Uninstalls Simple 2D
# params:
# $1 String Flags used, e.g. `--sdl`
uninstall() {
if [[ $platform == 'macos' ]]; then
macos_homebrew_message $1
fi
# If MinGW, print message and quit
if [[ $platform == 'mingw' ]]; then
mingw_not_implemented_message
fi
if [[ $1 == '--sdl' ]]; then
echo; uninstall_sdl
exit
fi
echo; echo -e "The following files will be removed:
/usr/local/include/simple2d.h
/usr/local/lib/libsimple2d.a
/usr/local/bin/simple2d"
echo; prompt_to_continue "Uninstall Simple 2D?"
# Use hard-coded, absolute paths for safety
print_and_run "rm -f /usr/local/include/simple2d.h"
print_and_run "rm -f /usr/local/lib/libsimple2d.a"
print_and_run "rm -f /usr/local/bin/simple2d"
# Check if files were actually deleted
files=(/usr/local/include/simple2d.h
/usr/local/lib/libsimple2d.a
/usr/local/bin/simple2d)
if [ -f ${files[0]} -o -f ${files[1]} -o -f ${files[2]} ]; then
echo; error_msg "Simple 2D files could not be removed. Try using \`sudo\`?"
else
echo; success_msg "Simple 2D uninstalled!"
fi
}
# Update #######################################################################
# Updates Simple 2D to latest version or commit
# params:
# $1 String Flags used, e.g. `--HEAD`
update() {
if [[ $platform == 'macos' ]]; then
macos_homebrew_message
fi
# If MinGW, print message and quit
if [[ $platform == 'mingw' ]]; then
mingw_not_implemented_message
fi
# Check if Simple 2D is installed
if ! have_lib? 'simple2d' > /dev/null; then
error_msg "Simple 2D isn't currently installed"
echo -e "Use the \`install\` command to install Simple 2D.\n"
exit 1
fi
# Check if SDL is installed
update_check_sdl() {
if have_sdl_libs?; then
echo
else
echo; error_msg "SDL libraries missing"
echo -e "Run \`simple2d install --sdl\` to install SDL.\n"
exit 1
fi
}
# Read this script from repo, get the version number
get_remote_str $SCRIPT_URL
LATEST_VERSION=$(bash -c "$ret" -- -v)
compare_versions $LATEST_VERSION $VERSION
# $LATEST_VERSION is newer $VERSION (the version installed)
if [[ $? == 1 ]]; then
echo -e "A new version of Simple 2D is available.\n"
prompt_to_continue "Upgrade from v$VERSION to v$LATEST_VERSION?"
update_check_sdl
install_s2d $LATEST_VERSION
success_msg "Simple 2D has been updated to $LATEST_VERSION!"
echo -e "View the release notes:
${UNDERLINE}https://github.com/simple2d/simple2d/releases/latest${NORMAL}"; echo
# $LATEST_VERSION is the same as installed version
else
echo "Simple 2D is already up to date!"
fi
}
# Doctor #######################################################################
# Runs the diagnostics
doctor() {
echo; echo -e "Running diagnostics...\n"
errors=false
if ! have_sdl_libs?; then
errors=true
echo; error_msg "SDL libraries missing"
fi
if have_lib? 'simple2d'; then
echo
else
errors=true
echo; error_msg "Simple 2D library missing"
fi
if $errors; then
echo -e "Issues were found.\n"
else
success_msg "No issues found!"
fi
}
# Simulator ####################################################################
# Get list of booted iOS or tvOS simulators, store in $booted
# $1 Equals 'cmd' if called from command line
simulator_booted() {
booted=`xcrun simctl list devices | grep Booted`
if [[ $1 == 'cmd' ]]; then
if [[ $booted == '' ]]; then
echo "No devices are booted."
else
echo $booted
fi
fi
}
# List all iOS and tvOS simulator devices available
simulator_list() {
xcrun simctl list devices | grep -iv unavailable
}
# Open an iOS or tvOS simulator
# $1 The device name, e.g. iPhone X
# See `simulator_list` function for available names
simulator_open() {
device=$1
# Check if device name exists
if ! xcrun simctl list devices | grep -q "$device"; then
error_msg "\"$device\" does not match any simulator device names"
echo -e "Choose a device name from the following:\n"
simulator_list
exit 1
fi
# Get the device UDID
device_udid=`xcrun simctl list devices | grep "$device" | head -n1 | egrep -wo '\([-0-9A-F]+\)' | tr -d '\(\)'`