passes the system architecture as an environment variable to the inst…

…aller functions

bin/alfa.dart

@@ -58,14 +58,15 @@ void main(List<String> args) async {
   // gets environment variables
   String user = Platform.environment['SUDO_USER'];
   String alfaUser = Platform.environment['ALFA_USER'];
+  String alfaArch = Platform.environment['ALFA_ARCH'];
   if (user == 'root' && alfaUser != '') {
     user = alfaUser;
   }
 
   // gets operating system
   // valid options (linux, macos)
   var osName = Platform.operatingSystem;
-  print("Running alfa on ${osName}");
+  print("Running alfa on ${osName} ${alfaArch}");
 
   // loads config file which maps the install keys to the tags
   var configFile = await TomlDocument.load(argResults['config']);
@@ -189,7 +190,7 @@ void main(List<String> args) async {
         arguments = ['-u', user];
       }
 
-      arguments.addAll(['--preserve-env=ALFA_USER', '--', '/bin/bash']);
+      arguments.addAll(['--preserve-env=ALFA_USER,ALFA_ARCH', '--', '/bin/bash']);
     }
 
     arguments.addAll(['-euc', command]);

functions.sh

@@ -4,6 +4,7 @@
 # rather "install_brew".
 # To access the list of "options" in the config.toml file you pass to the installer, use the "$@" variable.
 # To access the user that called the installer, do not user the environment variable "$SUDO_USER", but rather use "$ALFA_USER".
+# To access the uname -m output (system architecture), you can use the environment variable "$ALFA_ARCH"
 
 create_git_config() {
   # sets up git config name and email
@@ -217,14 +218,14 @@ install_anaconda3_common() {
 install_anaconda3_macos() {
   # installs anaconda3
   echo "Installing Anaconda3..."
-  curl "${1:-https://repo.anaconda.com/archive/Anaconda3-2022.05-MacOSX-x86_64.sh}" -o ~/anaconda3.sh
+  curl "${1:-https://repo.anaconda.com/archive/Anaconda3-2022.05-MacOSX-${ALFA_ARCH}.sh}" -o ~/anaconda3.sh
   install_anaconda3_common
 }
 
 install_anaconda3_linux() {
   # installs anaconda3
   echo "Installing Anaconda3..."
-  curl "${1:-https://repo.anaconda.com/archive/Anaconda3-2022.05-Linux-x86_64.sh}" -o ~/anaconda3.sh
+  curl "${1:-https://repo.anaconda.com/archive/Anaconda3-2022.05-Linux-${ALFA_ARCH}.sh}" -o ~/anaconda3.sh
   install_anaconda3_common
 }
 

install.sh

@@ -23,6 +23,8 @@ else
   exit 1
 fi
 
+export ALFA_ARCH="$unameMachine"
+
 # runs the alfa command depending upon if sudo exists
 if ! command -v "sudo" > /dev/null 2>&1; then
   # sudo command doesn't exist
@@ -39,7 +41,7 @@ else
   while :; do sudo -v; sleep 59; done &
   loopPid="$!"
 
-  export ALFA_USER="${SUDO_USER:-${USER:-}}"; sudo --preserve-env=ALFA_USER ./$alfaCommand "$@"
+  export ALFA_USER="${SUDO_USER:-${USER:-}}"; sudo --preserve-env=ALFA_USER,ALFA_ARCH ./$alfaCommand "$@"
 
   trap 'trap - SIGTERM && kill $(pgrep -P $loopPid) $loopPid' SIGINT SIGTERM EXIT