[Bug libfortran/59108] ACTION='READ' is using O_CREAT

[jb at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59108

--- Comment #2 from Janne Blomqvist <jb at gcc dot gnu.org> ---
Author: jb
Date: Fri Nov 15 22:00:36 2013
New Revision: 204864

URL: http://gcc.gnu.org/viewcvs?rev=204864&root=gcc&view=rev
Log:
When file status is unknown, don't set O_CREAT when opening read-only.

2013-11-15  Janne Blomqvist  <jb@gcc.gnu.org>
        Jerry DeLisle  <jvdelisle@gcc.gnu.org>

    PR fortran/59108
    * io/unix.c (regular_file): Don't set O_CREAT when opening a file
    read-only with unknown status. Mask out O_CREAT when falling back
    to opening read-only if ACTION= is not set and read-write fails.

Modified:
    trunk/libgfortran/ChangeLog
    trunk/libgfortran/io/unix.c