[Bug fortran/40958] module files too large

["burnus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40958

--- Comment #10 from Tobias Burnus <burnus at gcc dot gnu.org> 2013-04-17 13:50:58 UTC ---
Author: jb
Date: Wed Apr 17 10:19:40 2013
New Revision: 198023

URL: http://gcc.gnu.org/viewcvs?rev=198023&root=gcc&view=rev
Log:
PR 40958 Compress module files with zlib.

frontend ChangeLog:

2013-04-17  Janne Blomqvist  <jb@gcc.gnu.org>

    PR fortran/40958
    * scanner.h: New file.
    * Make-lang.in: Dependencies on scanner.h.
    * scanner.c (gfc_directorylist): Move to scanner.h.
    * module.c: Don't include md5.h, include scanner.h and zlib.h.
    (MOD_VERSION): Add comment about backwards compatibility.
    (module_fp): Change type to gzFile.
    (ctx): Remove.
    (gzopen_included_file_1): New function.
    (gzopen_included_file): New function.
    (gzopen_intrinsic_module): New function.
    (write_char): Use gzputc.
    (read_crc32_from_module_file): New function.
    (read_md5_from_module_file): Remove.
    (gfc_dump_module): Use gz* functions instead of stdio, check gzip
    crc32 instead of md5.
    (read_module_to_tmpbuf): Use gz* functions instead of stdio.
    (gfc_use_module): Use gz* functions.

testsuite ChangeLog:

2013-04-17  Janne Blomqvist  <jb@gcc.gnu.org>

        PR fortran/40958
        * lib/gcc-dg.exp (scan-module): Uncompress module file before
        scanning.
        * gfortran.dg/module_md5_1.f90: Remove.

Added:
    trunk/gcc/fortran/scanner.h
Removed:
    trunk/gcc/testsuite/gfortran.dg/module_md5_1.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/Make-lang.in
    trunk/gcc/fortran/module.c
    trunk/gcc/fortran/scanner.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/lib/gcc-dg.exp