#!/bin/bash
set -e
+arches="$*"
+if [[ "$arches" == "" ]]; then
+ arches="x86_64 aarch64 ppc64le"
+fi
# need to install g++ first so the local arch will get filtered out later
which g++ > /dev/null || (set -x; sudo apt install build-essential g++)
needed=()
-which x86_64-linux-gnu-g++ > /dev/null || needed+=(g++-x86-64-linux-gnu)
-which aarch64-linux-gnu-g++ > /dev/null || needed+=(g++-aarch64-linux-gnu)
-which powerpc64le-linux-gnu-g++ > /dev/null || needed+=(g++-powerpc64le-linux-gnu)
+for arch in $arches; do
+ case "$arch" in
+ x86_64)
+ which x86_64-linux-gnu-g++ > /dev/null || needed+=(g++-x86-64-linux-gnu)
+ ;;
+ aarch64)
+ which aarch64-linux-gnu-g++ > /dev/null || needed+=(g++-aarch64-linux-gnu)
+ ;;
+ ppc64le)
+ which powerpc64le-linux-gnu-g++ > /dev/null || needed+=(g++-powerpc64le-linux-gnu)
+ ;;
+ *)
+ echo "unknown arch: $arch" >&2
+ exit 1
+ esac
+done
which clang++-11 > /dev/null || needed+=(clang-11)
which make > /dev/null || needed+=(make)
which cmake > /dev/null || needed+=(cmake)