diff options
Diffstat (limited to 'contrib/gcc/opts.sh')
| -rw-r--r-- | contrib/gcc/opts.sh | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/contrib/gcc/opts.sh b/contrib/gcc/opts.sh deleted file mode 100644 index 871c855..0000000 --- a/contrib/gcc/opts.sh +++ /dev/null @@ -1,175 +0,0 @@ -#!/bin/sh -# -# Copyright (C) 2003 Free Software Foundation, Inc. -# Contributed by 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. -# -# Usage: opts.sh moveifchange srcdir outfile.c outfile.h file1.opt [ ...] - -# Always operate in the C locale. -LANG=C -LANGUAGE=C -LC_ALL=C -export LANG LANGUAGE LC_ALL - -# Set AWK if environment has not already set it. -AWK=${AWK-awk} - -SORT=sort # Could be /bin/sort or /usr/bin/sort - -MOVEIFCHANGE=$1; shift -C_FILE=$1; shift -H_FILE=$1; shift -TMP_C_FILE=tmp-${C_FILE} -TMP_H_FILE=tmp-${H_FILE} - -${AWK} ' - # Ignore comments and blank lines - /^[ \t]*(;|$)/ { next } - # Note that RS="" falls foul of gawk 3.1.2 bugs - /^[^ \t]/ { record = $0 - do { getline tmp; - if (!(tmp ~ "^[ \t]*(;|$)")) - record = record "\034" tmp - } while (tmp != "") - print record - } -' "$@" | ${SORT} | ${AWK} ' - function switch_flags (flags, result) - { - 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" - sub( "^0 \\| ", "", result ) - return result - } - - BEGIN { - FS = "\034" - n_opts = 0 - n_langs = 0 - } - -# Collect the text and flags of each option into an array - { - if ($1 == "Language") { - langs[n_langs] = $2 - n_langs++; - } else { - opts[n_opts] = $1 - flags[n_opts] = $2 - help[n_opts] = $3 - n_opts++; - } - } - -# Dump out an enumeration into a .h file, and an array of options into a -# C file. Combine the flags of duplicate options. - END { - c_file = "'${TMP_C_FILE}'" - h_file = "'${TMP_H_FILE}'" - realh_file = "'${H_FILE}'" - comma = "," - - print "/* This file is auto-generated by opts.sh. */\n" > c_file - print "#include <intl.h>" >> c_file - print "#include \"" realh_file "\"" >> c_file - print "#include \"opts.h\"\n" >> c_file - print "const char * const lang_names[] =\n{" >> c_file - - print "/* This file is auto-generated by opts.sh. */\n" > h_file - for (i = 0; i < n_langs; i++) { - macros[i] = "CL_" langs[i] - gsub( "[^A-Za-z0-9_]", "X", macros[i] ) - s = substr(" ", length (macros[i])) - print "#define " macros[i] s " (1 << " i ")" >> h_file - print " \"" langs[i] "\"," >> c_file - } - - print " 0\n};\n" >> c_file - print "const unsigned int cl_options_count = N_OPTS;\n" >> c_file - print "const struct cl_option cl_options[] =\n{" >> c_file - - print "\nenum opt_code\n{" >> h_file - - for (i = 0; i < n_opts; i++) - back_chain[i] = "N_OPTS"; - - for (i = 0; i < n_opts; i++) { - # Combine the flags of identical switches. Switches - # appear many times if they are handled by many front - # ends, for example. - while( i + 1 != n_opts && opts[i] == opts[i + 1] ) { - flags[i + 1] = flags[i] " " flags[i + 1]; - i++; - } - - len = length (opts[i]); - enum = "OPT_" opts[i] - if (opts[i] == "finline-limit=") - enum = enum "eq" - gsub ("[^A-Za-z0-9]", "_", enum) - - # If this switch takes joined arguments, back-chain all - # subsequent switches to it for which it is a prefix. If - # a later switch S is a longer prefix of a switch T, T - # will be back-chained to S in a later iteration of this - # for() loop, which is what we want. - if (flags[i] ~ "Joined") { - for (j = i + 1; j < n_opts; j++) { - if (substr (opts[j], 1, len) != opts[i]) - break; - back_chain[j] = enum; - } - } - - s = substr(" ", length (opts[i])) - if (i + 1 == n_opts) - comma = "" - - if (help[i] == "") - hlp = "0" - else - hlp = "N_(\"" help[i] "\")"; - - printf(" %s,%s/* -%s */\n", enum, s, opts[i]) >> h_file - printf(" { \"-%s\",\n %s,\n %s, %u, %s }%s\n", - opts[i], hlp, back_chain[i], len, - switch_flags(flags[i]), comma) >> c_file - } - - print " N_OPTS\n};" >> h_file - print "};" >> c_file - } -' - -# Copy the newly generated files back to the correct names only if different. -# This is to prevent a cascade of file rebuilds when not necessary. -${MOVEIFCHANGE} ${TMP_H_FILE} ${H_FILE} -${MOVEIFCHANGE} ${TMP_C_FILE} ${C_FILE} |
