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#   Copyright (C) 2004, 2007 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with GCC; see the file COPYING3.  If not see

# .

# This file contains GCC-specifics for status wrappers for test programs.

# ${tool}_maybe_build_wrapper -- Build wrapper object if the target

# needs it.  FILENAME is the path to the wrapper file.  If there are

# additional arguments, they are command-line options to provide to

# the compiler when compiling FILENAME.

proc ${tool}_maybe_build_wrapper { filename args } {

    global gluefile wrap_flags

    if { [target_info needs_status_wrapper] != "" \

         && [target_info needs_status_wrapper] != "0" \

         && ![info exists gluefile] } {

        set_ld_library_path_env_vars

        set saved_wrap_compile_flags [target_info wrap_compile_flags]

        set flags [join $args " "]

        # The wrapper code may contain code that gcc objects on.  This

        # became true for dejagnu-1.4.4.  The set of warnings and code

        # that gcc objects on may change, so just make sure -w is always

        # passed to turn off all warnings.

        set_currtarget_info wrap_compile_flags \

            "$saved_wrap_compile_flags -w $flags"

        set result [build_wrapper $filename]

        set_currtarget_info wrap_compile_flags "$saved_wrap_compile_flags"

        if { $result != "" } {

            set gluefile [lindex $result 0]

            set wrap_flags [lindex $result 1]

        }

    }

}