#!/usr/bin/env bash

set -o nounset
set -o pipefail
set -o errexit

# TODO: This changes depending on the version.  Maybe there should be a 'clang'
# function for things that really require clang, like code coverage and so
# forth.
readonly CLANG_DIR=~/install/clang+llvm-4.0.0-x86_64-linux-gnu-ubuntu-14.04
readonly CLANG=$CLANG_DIR/bin/clang

readonly CLANG_COV_FLAGS='-fprofile-instr-generate -fcoverage-mapping'
readonly CLANG_LINK_FLAGS=''

readonly PY27=Python-2.7.13

readonly PREPARE_DIR=_devbuild/cpython-full

log() {
  echo "$@" >&2
}

die() {
  log "FATAL: $@"
  exit 1
}

source-detected-config-or-die() {
  if ! source _build/detected-config.sh; then
    # Make this error stand out.
    echo
    echo "FATAL: can't find _build/detected-config.h.  Run './configure'"
    echo
    exit 1
  fi
}