gcc/gcc/opt-functions.awk
Kelley Cook 776dc15d38 opts.sh: Delete.
2004-06-18  Kelley Cook  <kcook@gcc.gnu.org>

	* opts.sh: Delete.  Break out generated code to next four files.
	* opt-gather.awk: New file.
	* optc-gen.awk: New file.
	* opth-gen.awk: New file.
	* opt-functions.awk: New common file.
	* Makefile.in: Update for above.
	* configure.ac: Update comment.
	* configure: Regenerate.

From-SVN: r83333
2004-06-18 01:59:45 +00:00

77 lines
2.1 KiB
Awk

# Copyright (C) 2003,2004 Free Software Foundation, Inc.
# Contributed by Kelley Cook, June 2004.
# Original code from Neil Booth, May 2003.
#
# 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 2, 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 this program; if not, write to the Free Software
# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Some common subroutines for use by opt[ch]-gen.awk.
function switch_flags (flags)
{
flags = " " flags " "
result = "0"
for (j = 0; j < n_langs; j++) {
regex = " " langs[j] " "
gsub ( "\\+", "\\+", regex )
if (flags ~ regex)
result = result " | " macros[j]
}
if (flags ~ " Common ") result = result " | CL_COMMON"
if (flags ~ " Joined ") result = result " | CL_JOINED"
if (flags ~ " JoinedOrMissing ") \
result = result " | CL_JOINED | CL_MISSING_OK"
if (flags ~ " Separate ") result = result " | CL_SEPARATE"
if (flags ~ " RejectNegative ") result = result " | CL_REJECT_NEGATIVE"
if (flags ~ " UInteger ") result = result " | CL_UINTEGER"
if (flags ~ " Undocumented ") result = result " | CL_UNDOCUMENTED"
if (flags ~ " Report ") result = result " | CL_REPORT"
sub( "^0 \\| ", "", result )
return result
}
function var_args(flags)
{
if (flags !~ "Var\\(")
return ""
sub(".*Var\\(", "", flags)
sub("\\).*", "", flags)
return flags
}
function var_name(flags)
{
s = var_args(flags)
if (s == "")
return "";
sub( ",.*", "", s)
return s
}
function var_set(flags)
{
s = var_args(flags)
if (s !~ ",")
return "0, 0"
sub( "[^,]*,", "", s)
return "1, " s
}
function var_ref(flags)
{
name = var_name(flags)
if (name == "")
return "0"
else
return "&" name
}