tests/utils/utils.sh

   1 #!/bin/bash
   2 #
   3 # SPDX-License-Identifier: GPL-2.0-only
   4 #
   5 # Copyright (c) 2019 Michael Jeanson <mjeanson@efficios.com>
   6 # Copyright (C) 2019 Philippe Proulx <pproulx@efficios.com>
   7 #
   8
   9 # This file is meant to be sourced at the start of shell script-based tests.
  10
  11
  12 # Error out when encountering an undefined variable
  13 set -u
  14
  15 # If "readlink -f" is available, get a resolved absolute path to the
  16 # tests source dir, otherwise make do with a relative path.
  17 scriptdir="$(dirname "${BASH_SOURCE[0]}")"
  18 if readlink -f "." >/dev/null 2>&1; then
  19         testsdir=$(readlink -f "$scriptdir/..")
  20 else
  21         testsdir="$scriptdir/.."
  22 fi
  23
  24 # Allow overriding the source and build directories
  25 if [ "x${UST_TESTS_SRCDIR:-}" = "x" ]; then
  26         UST_TESTS_SRCDIR="$testsdir"
  27 fi
  28 export UST_TESTS_SRCDIR
  29
  30 if [ "x${UST_TESTS_BUILDDIR:-}" = "x" ]; then
  31         UST_TESTS_BUILDDIR="$testsdir"
  32 fi
  33 export UST_TESTS_BUILDDIR
  34
  35 # The OS on which we are running. See [1] for possible values of 'uname -s'.
  36 # We do a bit of translation to ease our life down the road for comparison.
  37 # Export it so that called executables can use it.
  38 # [1] https://en.wikipedia.org/wiki/Uname#Examples
  39 if [ "x${UST_OS_TYPE:-}" = "x" ]; then
  40         UST_OS_TYPE="$(uname -s)"
  41         case "$UST_OS_TYPE" in
  42         MINGW*)
  43                 UST_OS_TYPE="mingw"
  44                 ;;
  45         Darwin)
  46                 UST_OS_TYPE="darwin"
  47                 ;;
  48         Linux)
  49                 UST_OS_TYPE="linux"
  50                 ;;
  51         CYGWIN*)
  52                 UST_OS_TYPE="cygwin"
  53                 ;;
  54         FreeBSD)
  55                 UST_OS_TYPE="freebsd"
  56                 ;;
  57         *)
  58                 UST_OS_TYPE="unsupported"
  59                 ;;
  60         esac
  61 fi
  62 export UST_OS_TYPE
  63