tools/find-build-dir.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 set -eu
   4
   5 # Try to guess the build directory:
   6 # we look for subdirectories of the parent directory that look like ninja build dirs.
   7
   8 if [ -n "${BUILD_DIR:=}" ]; then
   9     realpath "$BUILD_DIR"
  10     exit 0
  11 fi
  12
  13 root="$(dirname "$(realpath "$0")")"
  14
  15 found=
  16 for i in "$root"/../*/build.ninja; do
  17     c="$(dirname "$i")"
  18     [ -d "$c" ] || continue
  19     [ "$(basename "$c")" != mkosi.builddir ] || continue
  20
  21     if [ -n "$found" ]; then
  22         echo "Found multiple candidates, specify build directory with \$BUILD_DIR" >&2
  23         exit 2
  24     fi
  25     found="$c"
  26 done
  27
  28 if [ -z "$found" ]; then
  29     echo "Specify build directory with \$BUILD_DIR" >&2
  30     exit 1
  31 fi
  32
  33 realpath "$found"