#!/bin/sh

# (a script to be run in the root directory of the distribution)
#
# Convert tabs to spaces and delete trailing whitespace in files
# which we can safely assume to be source files in appropriate languages.

if ! expand -t 8 < $DEVNULL
then
    # If we're building with MSYS on Windows GNU expand is not available,
    # and what we get is Microsoft Expand, which is something quite different,
    # so bail out.
    exit
fi

tools-for-build/whitespacely-canonical-filenames \
  | xargs tools-for-build/canonicalize-whitespace-1