#!/bin/sh
LANG=C
LANGUAGE=C
LC_ALL=C
export LANG LANGUAGE LC_ALL
AWK=${AWK-awk}
SORT=sort
MOVEIFCHANGE=$1; shift
C_FILE=$1; shift
H_FILE=$1; shift
TMP_C_FILE=tmp-${C_FILE}
TMP_H_FILE=tmp-${H_FILE}
${AWK} '
/^[ \t]*(;|$)/ { next }
/^[^ \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
}
{
if ($1 == "Language") {
langs[n_langs] = $2
n_langs++;
} else {
opts[n_opts] = $1
flags[n_opts] = $2
help[n_opts] = $3
n_opts++;
}
}
END {
c_file = "'${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++) {
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 (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
}
'
${MOVEIFCHANGE} ${TMP_H_FILE} ${H_FILE}
${MOVEIFCHANGE} ${TMP_C_FILE} ${C_FILE}