check-uikit-linkage.sh

#!/bin/bash

# We ship a version of Sentry that does not link UIKit. This script runs in CI to ensure we don't accidentally add any code to that configuration that re-adds it again.

set -eou pipefail

CONFIGURATION="${1}"
DERIVED_DATA_PATH="${2}"
LINKAGE_TEST="${3}"
MODULE_NAME="${4}"

SENTRY_BUILD_PRODUCT_PATH="$DERIVED_DATA_PATH/Build/Products/$CONFIGURATION-iphonesimulator/$MODULE_NAME.framework/$MODULE_NAME"

stat "$SENTRY_BUILD_PRODUCT_PATH"

MATCHES=$(otool -L "$SENTRY_BUILD_PRODUCT_PATH" | grep -c -e "UIKit.framework/UIKit" -e "libswiftUIKit.dylib" ||:)

case "$LINKAGE_TEST" in
"linked")
    if [ "$MATCHES" == 0 ]; then
        echo "UIKit.framework linkage not found."
        exit 1
    fi
    echo "Success! UIKit.framework linked."
    ;;
"unlinked")
    if [ "$MATCHES" != 0 ]; then
        echo "UIKit.framework linkage found."
        exit 1
    fi
    echo "Success! UIKit.framework not linked."
    ;;
*)
    echo "Provide an argument for either 'linked' or 'unlinked' UIKit check."
    exit 1
    ;;
esac