+##
+## Detect acceptable package formats
+##
+
+my_ext=""
+set +e
+if [ -n "\$(command -v git)" ]; then
+ my_ext="git,\${my_ext}"
+fi
+if [ -n "\$(command -v tar)" ]; then
+ my_ext="tar,\${my_ext}"
+fi
+if [ -n "\$(command -v unzip)" ]; then
+ my_ext="zip,\${my_ext}"
+fi
+if [ -n "\$(command -v pkgutil)" ]; then
+ my_ext="pkg,\${my_ext}"
+fi
+if [ -n "\$(command -v diskutil)" ]; then
+ # note: could also detect via hdiutil
+ my_ext="dmg,\${my_ext}"
+fi
+set -e
+
+##
+## Detect http client
+##
+set +e
+export WEBI_CURL="\$(command -v curl)"
+export WEBI_WGET="\$(command -v wget)"
+set -e
+
+export WEBI_BOOT="\$(mktemp -d -t "\$my_package-bootstrap.XXXXXXXX")"
+export WEBI_UA="\$(uname -a)"
+
+if [ -n "\$WEBI_CURL" ]; then
+ curl -fsSL "https://webinstall.dev/\$my_package?ext=\$my_ext" -H "User-Agent: curl \$WEBI_UA" \\
+ -o "\$WEBI_BOOT/\$my_package-bootstrap.sh"
+else
+ wget -q "https://webinstall.dev/\$my_package?ext=\$my_ext" --user-agent="wget \$WEBI_UA" \\
+ -O "\$WEBI_BOOT/\$my_package-bootstrap.sh"
+fi
+
+pushd "\$WEBI_BOOT" 2>&1 > /dev/null
+ bash "\$my_package-bootstrap.sh"
+popd 2>&1 > /dev/null
+
+rm -rf "\$WEBI_BOOT"