Re: MinGW libtool DLL failure

[Bob Friesenhahn]

Your patch works.  Please submit a formal version of this patch (with
changelog) and I will apply it.

Bob

On 11 Oct 2002, Elizabeth Barham wrote:

> Bob, all,
>
>    This patch allowed libMagick++ to compile on my machine.
>
>    The one thing that concerns me is the name of the import library is
> hard-coded ${lib}.a, which is okay in that the import library looks
> like "qqq.dll.a" but Max has something going about putting DLLs with
> the executables and the libraries in the library directory during
> install.  Is this going to help or hinder Max's work?
>
> Elizabeth
>
> Index: libtool.m4
> ===================================================================
> RCS file: /cvsroot/libtool/libtool/libtool.m4,v
> retrieving revision 1.266
> diff -u -p -3 -r1.266 libtool.m4
> --- libtool.m4        11 Oct 2002 15:52:08 -0000      1.266
> +++ libtool.m4        11 Oct 2002 20:46:18 -0000
> @@ -620,7 +620,14 @@ AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [d
>      lt_cv_sys_max_cmd_len=-1;
>      ;;
>
> -  *)
> +
> +  mingw*)
> +    # On msys 1.0 and win98, the maximum length was something like
> +    # 200,000 and took around 45 minutes to get there... ouch!
> +    lt_cv_sys_max_cmd_len=32768;
> +    ;;
> +
> + *)
>      # If test is not a shell built-in, we'll probably end up computing a
>      # maximum length that is only half of the actual maximum length, but
>      # we can't tell.
> @@ -2624,12 +2631,25 @@ case $host_os in
>      else
>        _LT_AC_TAGVAR(ld_shlibs, $1)=no
>      fi
> -      ;;
> +     ;;
>
> -  mingw* | pw32*)
> -    # FIXME: insert proper C++ library support
> -       _LT_AC_TAGVAR(ld_shlibs, $1)=no
> -      ;;
> +  mingw* )
> +    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
> +    _LT_AC_TAGVAR(always_export_symbols, $1)=no
> +
> +    if $LD --help 2>&1 | egrep 'auto-import' > /dev/null; then
> +      _LT_AC_TAGVAR(archive_cmds, $1)='$CC '$lt_cv_cc_dll_switch' $libobjs 
> $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--out-implib,${lib}.a'
> +      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC '$lt_cv_cc_dll_switch' 
> $libobjs $deplibs $compiler_flags -o $output_objdir/$soname 
> ${wl}-retain-symbols-file $wl$export_symbols ${wl}--out-implib,${lib}.a'
> +    else
> +      _LT_AC_TAGVAR(ld_shlibs, $1)=no
> +    fi
> +     ;;
> +
> +
> +  pw32* )
> +     # FIXME: insert proper C++ library support
> +    _LT_AC_TAGVAR(ld_shlibs, $1)=no
> +     ;;
>
>    dgux*)
>      case $cc_basename in
>

======================================
Bob Friesenhahn
address@hidden
http://www.simplesystems.org/users/bfriesen