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# Copyright (C) 2023-2024 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, 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; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# This Awk script reads in the option records generated from
# opt-gather.awk, and generates a C++ file containing an array
# of URL suffixes (possibly NULL), one per option.
# This program uses functions from opt-functions.awk and code from
# opt-read.awk.
#
# Usage: awk -f opt-functions.awk -f opt-read.awk -f options-urls-cc-gen.awk \
# [-v header_name=header.h] < inputfile > options-urls.cc
END {
print "/* This file is auto-generated by options-urls-cc-gen.awk. */"
print ""
n_headers = split(header_name, headers, " ")
for (i = 1; i <= n_headers; i++)
print "#include " quote headers[i] quote
print "#include " quote "opts.h" quote
print "#include " quote "intl.h" quote
print "#include " quote "insn-attr-common.h" quote
print ""
if (n_extra_c_includes > 0) {
for (i = 0; i < n_extra_c_includes; i++) {
print "#include " quote extra_c_includes[i] quote
}
print ""
}
print "const char *"
print "get_opt_url_suffix (int option_index, unsigned lang_mask)"
print "{"
print " switch (option_index)"
print " {"
optindex = 0
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_enum(opts[i])
# Aliases do not get enumeration names.
if ((flag_set_p("Alias.*", flags[i]) \
&& !flag_set_p("SeparateAlias", flags[i])) \
|| flag_set_p("Ignore", flags[i])) {
show_case = 0;
} else {
show_case = 1;
}
if (show_case) {
printf(" case %s:\n", opt_enum(opts[i]))
# Handle any lang-specific LangUrlSuffix directives:
for (lang_idx = 0; lang_idx < n_langs; lang_idx++) {
lang_name = lang_sanitized_name(langs[lang_idx])
u = lang_url_suffix(flags[i], lang_name)
if (u != "") {
printf(" if (lang_mask & CL_%s)\n", lang_name)
printf(" return \"%s\";\n", u)
}
}
# Use any language-independent UrlSuffix directive:
u = url_suffix(flags[i])
if (u != "") {
printf(" return \"%s\";\n", u)
} else {
printf(" break;\n")
}
}
# Bump up the informational option index.
++optindex
}
print " }"
print " return nullptr;"
print "}"
}
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