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#!/bin/sh
set -e
# Try to guess the build directory:
# we look for subdirectories of the parent directory that look like ninja build dirs.
if [ -n "$BUILD_DIR" ]; then
echo "$(realpath "$BUILD_DIR")"
exit 0
fi
root="$(dirname "$(realpath "$0")")"
found=
for i in "$root"/../*/build.ninja; do
c="$(dirname $i)"
[ -d "$c" ] || continue
[ "$(basename "$c")" != mkosi.builddir ] || continue
if [ -n "$found" ]; then
echo 'Found multiple candidates, specify build directory with $BUILD_DIR' >&2
exit 2
fi
found="$c"
done
if [ -z "$found" ]; then
echo 'Specify build directory with $BUILD_DIR' >&2
exit 1
fi
echo "$(realpath $found)"
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