argv.c (consume_whitespace): New function.

argv.c (consume_whitespace): New function.

2009-10-08  Daniel Gutson  <dgutson@codesourcery.com>
        Daniel Jacobowitz  <dan@codesourcery.com>
        Pedro Alves  <pedro@codesourcery.com>

        libiberty/
        * argv.c (consume_whitespace): New function.
        (only_whitespace): New function.
        (buildargv): Always use ISSPACE by calling consume_whitespace.
        (expandargv): Skip empty files.  Do not stop at the first empty
        argument (calling only_whitespace)..
        * testsuite/test-expandargv.c: (test_data): Test empty lines
        and empty arguments.
        (run_tests): Fix false positives due to shorter arguments.

Co-Authored-By: Daniel Jacobowitz <dan@codesourcery.com>
Co-Authored-By: Pedro Alves <pedro@codesourcery.com>
From-SVN: r152560