3 * configlexer.lex - lexical analyzer for unbound config file
5 * Copyright (c) 2001-2006, NLnet Labs. All rights reserved
7 * See LICENSE for the license.
12 /* because flex keeps having sign-unsigned compare problems that are unfixed*/
13 #pragma GCC diagnostic ignored "-Wsign-compare"
22 #include "util/config_file.h"
23 #include "configparser.h"
24 void ub_c_error(const char *message);
27 #define LEXOUT(s) printf s /* used ONLY when debugging */
32 /** avoid warning in about fwrite return value */
33 #define ECHO ub_c_error_msg("syntax error at text: %s", ub_c_text)
35 /** A parser variable, this is a statement in the config file which is
36 * of the form variable: value1 value2 ... nargs is the number of values. */
37 #define YDVAR(nargs, var) \
39 LEXOUT(("v(%s%d) ", ub_c_text, num_args)); \
40 if(num_args > 0) { BEGIN(val); } \
46 YY_BUFFER_STATE buffer;
47 struct inc_state* next;
49 static struct inc_state* config_include_stack = NULL;
50 static int inc_depth = 0;
51 static int inc_prev = 0;
52 static int num_args = 0;
54 void init_cfg_parse(void)
56 config_include_stack = NULL;
62 static void config_start_include(const char* filename)
67 if(inc_depth++ > 100000) {
68 ub_c_error_msg("too many include files");
71 if(*filename == '\0') {
72 ub_c_error_msg("empty include file name");
75 s = (struct inc_state*)malloc(sizeof(*s));
77 ub_c_error_msg("include %s: malloc failure", filename);
80 if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
81 strlen(cfg_parser->chroot)) == 0) {
82 filename += strlen(cfg_parser->chroot);
84 nm = strdup(filename);
86 ub_c_error_msg("include %s: strdup failure", filename);
90 input = fopen(filename, "r");
92 ub_c_error_msg("cannot open include file '%s': %s",
93 filename, strerror(errno));
98 LEXOUT(("switch_to_include_file(%s)\n", filename));
99 s->filename = cfg_parser->filename;
100 s->line = cfg_parser->line;
101 s->buffer = YY_CURRENT_BUFFER;
102 s->next = config_include_stack;
103 config_include_stack = s;
104 cfg_parser->filename = nm;
105 cfg_parser->line = 1;
106 yy_switch_to_buffer(yy_create_buffer(input, YY_BUF_SIZE));
109 static void config_start_include_glob(const char* filename)
112 /* check for wildcards */
117 if(!(!strchr(filename, '*') && !strchr(filename, '?') && !strchr(filename, '[') &&
118 !strchr(filename, '{') && !strchr(filename, '~'))) {
133 memset(&g, 0, sizeof(g));
134 if(cfg_parser->chroot && strncmp(filename, cfg_parser->chroot,
135 strlen(cfg_parser->chroot)) == 0) {
136 filename += strlen(cfg_parser->chroot);
138 r = glob(filename, flags, NULL, &g);
142 if(r == GLOB_NOMATCH)
143 return; /* no matches for pattern */
144 config_start_include(filename); /* let original deal with it */
147 /* process files found, if any */
148 for(i=0; i<(size_t)g.gl_pathc; i++) {
149 config_start_include(g.gl_pathv[i]);
154 #endif /* HAVE_GLOB */
156 config_start_include(filename);
159 static void config_end_include(void)
161 struct inc_state* s = config_include_stack;
164 free(cfg_parser->filename);
165 cfg_parser->filename = s->filename;
166 cfg_parser->line = s->line;
167 yy_delete_buffer(YY_CURRENT_BUFFER);
168 yy_switch_to_buffer(s->buffer);
169 config_include_stack = s->next;
173 #ifndef yy_set_bol /* compat definition, for flex 2.4.6 */
174 #define yy_set_bol(at_bol) \
176 if ( ! yy_current_buffer ) \
177 yy_current_buffer = yy_create_buffer( ub_c_in, YY_BUF_SIZE ); \
178 yy_current_buffer->yy_ch_buf[0] = ((at_bol)?'\n':' '); \
187 #define YY_NO_UNPUT 1
190 #define YY_NO_INPUT 1
196 UNQUOTEDLETTER [^\'\"\n\r \t\\]|\\.
197 UNQUOTEDLETTER_NOCOLON [^\:\'\"\n\r \t\\]|\\.
201 DQANY [^\"\n\r\\]|\\.
202 SQANY [^\'\n\r\\]|\\.
204 %x quotedstring singlequotedstr include include_quoted val
207 <INITIAL,val>{SPACE}* {
208 LEXOUT(("SP ")); /* ignore */ }
209 <INITIAL,val>{SPACE}*{COMMENT}.* {
210 /* note that flex makes the longest match and '.' is any but not nl */
211 LEXOUT(("comment(%s) ", ub_c_text)); /* ignore */ }
212 server{COLON} { YDVAR(0, VAR_SERVER) }
213 qname-minimisation{COLON} { YDVAR(1, VAR_QNAME_MINIMISATION) }
214 num-threads{COLON} { YDVAR(1, VAR_NUM_THREADS) }
215 verbosity{COLON} { YDVAR(1, VAR_VERBOSITY) }
216 port{COLON} { YDVAR(1, VAR_PORT) }
217 outgoing-range{COLON} { YDVAR(1, VAR_OUTGOING_RANGE) }
218 outgoing-port-permit{COLON} { YDVAR(1, VAR_OUTGOING_PORT_PERMIT) }
219 outgoing-port-avoid{COLON} { YDVAR(1, VAR_OUTGOING_PORT_AVOID) }
220 outgoing-num-tcp{COLON} { YDVAR(1, VAR_OUTGOING_NUM_TCP) }
221 incoming-num-tcp{COLON} { YDVAR(1, VAR_INCOMING_NUM_TCP) }
222 do-ip4{COLON} { YDVAR(1, VAR_DO_IP4) }
223 do-ip6{COLON} { YDVAR(1, VAR_DO_IP6) }
224 prefer-ip6{COLON} { YDVAR(1, VAR_PREFER_IP6) }
225 do-udp{COLON} { YDVAR(1, VAR_DO_UDP) }
226 do-tcp{COLON} { YDVAR(1, VAR_DO_TCP) }
227 tcp-upstream{COLON} { YDVAR(1, VAR_TCP_UPSTREAM) }
228 tcp-mss{COLON} { YDVAR(1, VAR_TCP_MSS) }
229 outgoing-tcp-mss{COLON} { YDVAR(1, VAR_OUTGOING_TCP_MSS) }
230 ssl-upstream{COLON} { YDVAR(1, VAR_SSL_UPSTREAM) }
231 ssl-service-key{COLON} { YDVAR(1, VAR_SSL_SERVICE_KEY) }
232 ssl-service-pem{COLON} { YDVAR(1, VAR_SSL_SERVICE_PEM) }
233 ssl-port{COLON} { YDVAR(1, VAR_SSL_PORT) }
234 do-daemonize{COLON} { YDVAR(1, VAR_DO_DAEMONIZE) }
235 interface{COLON} { YDVAR(1, VAR_INTERFACE) }
236 ip-address{COLON} { YDVAR(1, VAR_INTERFACE) }
237 outgoing-interface{COLON} { YDVAR(1, VAR_OUTGOING_INTERFACE) }
238 interface-automatic{COLON} { YDVAR(1, VAR_INTERFACE_AUTOMATIC) }
239 so-rcvbuf{COLON} { YDVAR(1, VAR_SO_RCVBUF) }
240 so-sndbuf{COLON} { YDVAR(1, VAR_SO_SNDBUF) }
241 so-reuseport{COLON} { YDVAR(1, VAR_SO_REUSEPORT) }
242 ip-transparent{COLON} { YDVAR(1, VAR_IP_TRANSPARENT) }
243 ip-freebind{COLON} { YDVAR(1, VAR_IP_FREEBIND) }
244 chroot{COLON} { YDVAR(1, VAR_CHROOT) }
245 username{COLON} { YDVAR(1, VAR_USERNAME) }
246 directory{COLON} { YDVAR(1, VAR_DIRECTORY) }
247 logfile{COLON} { YDVAR(1, VAR_LOGFILE) }
248 pidfile{COLON} { YDVAR(1, VAR_PIDFILE) }
249 root-hints{COLON} { YDVAR(1, VAR_ROOT_HINTS) }
250 edns-buffer-size{COLON} { YDVAR(1, VAR_EDNS_BUFFER_SIZE) }
251 msg-buffer-size{COLON} { YDVAR(1, VAR_MSG_BUFFER_SIZE) }
252 msg-cache-size{COLON} { YDVAR(1, VAR_MSG_CACHE_SIZE) }
253 msg-cache-slabs{COLON} { YDVAR(1, VAR_MSG_CACHE_SLABS) }
254 rrset-cache-size{COLON} { YDVAR(1, VAR_RRSET_CACHE_SIZE) }
255 rrset-cache-slabs{COLON} { YDVAR(1, VAR_RRSET_CACHE_SLABS) }
256 cache-max-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_TTL) }
257 cache-max-negative-ttl{COLON} { YDVAR(1, VAR_CACHE_MAX_NEGATIVE_TTL) }
258 cache-min-ttl{COLON} { YDVAR(1, VAR_CACHE_MIN_TTL) }
259 infra-host-ttl{COLON} { YDVAR(1, VAR_INFRA_HOST_TTL) }
260 infra-lame-ttl{COLON} { YDVAR(1, VAR_INFRA_LAME_TTL) }
261 infra-cache-slabs{COLON} { YDVAR(1, VAR_INFRA_CACHE_SLABS) }
262 infra-cache-numhosts{COLON} { YDVAR(1, VAR_INFRA_CACHE_NUMHOSTS) }
263 infra-cache-lame-size{COLON} { YDVAR(1, VAR_INFRA_CACHE_LAME_SIZE) }
264 infra-cache-min-rtt{COLON} { YDVAR(1, VAR_INFRA_CACHE_MIN_RTT) }
265 num-queries-per-thread{COLON} { YDVAR(1, VAR_NUM_QUERIES_PER_THREAD) }
266 jostle-timeout{COLON} { YDVAR(1, VAR_JOSTLE_TIMEOUT) }
267 delay-close{COLON} { YDVAR(1, VAR_DELAY_CLOSE) }
268 target-fetch-policy{COLON} { YDVAR(1, VAR_TARGET_FETCH_POLICY) }
269 harden-short-bufsize{COLON} { YDVAR(1, VAR_HARDEN_SHORT_BUFSIZE) }
270 harden-large-queries{COLON} { YDVAR(1, VAR_HARDEN_LARGE_QUERIES) }
271 harden-glue{COLON} { YDVAR(1, VAR_HARDEN_GLUE) }
272 harden-dnssec-stripped{COLON} { YDVAR(1, VAR_HARDEN_DNSSEC_STRIPPED) }
273 harden-below-nxdomain{COLON} { YDVAR(1, VAR_HARDEN_BELOW_NXDOMAIN) }
274 harden-referral-path{COLON} { YDVAR(1, VAR_HARDEN_REFERRAL_PATH) }
275 harden-algo-downgrade{COLON} { YDVAR(1, VAR_HARDEN_ALGO_DOWNGRADE) }
276 use-caps-for-id{COLON} { YDVAR(1, VAR_USE_CAPS_FOR_ID) }
277 caps-whitelist{COLON} { YDVAR(1, VAR_CAPS_WHITELIST) }
278 unwanted-reply-threshold{COLON} { YDVAR(1, VAR_UNWANTED_REPLY_THRESHOLD) }
279 private-address{COLON} { YDVAR(1, VAR_PRIVATE_ADDRESS) }
280 private-domain{COLON} { YDVAR(1, VAR_PRIVATE_DOMAIN) }
281 prefetch-key{COLON} { YDVAR(1, VAR_PREFETCH_KEY) }
282 prefetch{COLON} { YDVAR(1, VAR_PREFETCH) }
283 stub-zone{COLON} { YDVAR(0, VAR_STUB_ZONE) }
284 name{COLON} { YDVAR(1, VAR_NAME) }
285 stub-addr{COLON} { YDVAR(1, VAR_STUB_ADDR) }
286 stub-host{COLON} { YDVAR(1, VAR_STUB_HOST) }
287 stub-prime{COLON} { YDVAR(1, VAR_STUB_PRIME) }
288 stub-first{COLON} { YDVAR(1, VAR_STUB_FIRST) }
289 forward-zone{COLON} { YDVAR(0, VAR_FORWARD_ZONE) }
290 forward-addr{COLON} { YDVAR(1, VAR_FORWARD_ADDR) }
291 forward-host{COLON} { YDVAR(1, VAR_FORWARD_HOST) }
292 forward-first{COLON} { YDVAR(1, VAR_FORWARD_FIRST) }
293 do-not-query-address{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_ADDRESS) }
294 do-not-query-localhost{COLON} { YDVAR(1, VAR_DO_NOT_QUERY_LOCALHOST) }
295 access-control{COLON} { YDVAR(2, VAR_ACCESS_CONTROL) }
296 hide-identity{COLON} { YDVAR(1, VAR_HIDE_IDENTITY) }
297 hide-version{COLON} { YDVAR(1, VAR_HIDE_VERSION) }
298 identity{COLON} { YDVAR(1, VAR_IDENTITY) }
299 version{COLON} { YDVAR(1, VAR_VERSION) }
300 module-config{COLON} { YDVAR(1, VAR_MODULE_CONF) }
301 dlv-anchor{COLON} { YDVAR(1, VAR_DLV_ANCHOR) }
302 dlv-anchor-file{COLON} { YDVAR(1, VAR_DLV_ANCHOR_FILE) }
303 trust-anchor-file{COLON} { YDVAR(1, VAR_TRUST_ANCHOR_FILE) }
304 auto-trust-anchor-file{COLON} { YDVAR(1, VAR_AUTO_TRUST_ANCHOR_FILE) }
305 trusted-keys-file{COLON} { YDVAR(1, VAR_TRUSTED_KEYS_FILE) }
306 trust-anchor{COLON} { YDVAR(1, VAR_TRUST_ANCHOR) }
307 val-override-date{COLON} { YDVAR(1, VAR_VAL_OVERRIDE_DATE) }
308 val-sig-skew-min{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MIN) }
309 val-sig-skew-max{COLON} { YDVAR(1, VAR_VAL_SIG_SKEW_MAX) }
310 val-bogus-ttl{COLON} { YDVAR(1, VAR_BOGUS_TTL) }
311 val-clean-additional{COLON} { YDVAR(1, VAR_VAL_CLEAN_ADDITIONAL) }
312 val-permissive-mode{COLON} { YDVAR(1, VAR_VAL_PERMISSIVE_MODE) }
313 ignore-cd-flag{COLON} { YDVAR(1, VAR_IGNORE_CD_FLAG) }
314 val-log-level{COLON} { YDVAR(1, VAR_VAL_LOG_LEVEL) }
315 key-cache-size{COLON} { YDVAR(1, VAR_KEY_CACHE_SIZE) }
316 key-cache-slabs{COLON} { YDVAR(1, VAR_KEY_CACHE_SLABS) }
317 neg-cache-size{COLON} { YDVAR(1, VAR_NEG_CACHE_SIZE) }
318 val-nsec3-keysize-iterations{COLON} {
319 YDVAR(1, VAR_VAL_NSEC3_KEYSIZE_ITERATIONS) }
320 add-holddown{COLON} { YDVAR(1, VAR_ADD_HOLDDOWN) }
321 del-holddown{COLON} { YDVAR(1, VAR_DEL_HOLDDOWN) }
322 keep-missing{COLON} { YDVAR(1, VAR_KEEP_MISSING) }
323 permit-small-holddown{COLON} { YDVAR(1, VAR_PERMIT_SMALL_HOLDDOWN) }
324 use-syslog{COLON} { YDVAR(1, VAR_USE_SYSLOG) }
325 log-time-ascii{COLON} { YDVAR(1, VAR_LOG_TIME_ASCII) }
326 log-queries{COLON} { YDVAR(1, VAR_LOG_QUERIES) }
327 local-zone{COLON} { YDVAR(2, VAR_LOCAL_ZONE) }
328 local-data{COLON} { YDVAR(1, VAR_LOCAL_DATA) }
329 local-data-ptr{COLON} { YDVAR(1, VAR_LOCAL_DATA_PTR) }
330 unblock-lan-zones{COLON} { YDVAR(1, VAR_UNBLOCK_LAN_ZONES) }
331 insecure-lan-zones{COLON} { YDVAR(1, VAR_INSECURE_LAN_ZONES) }
332 statistics-interval{COLON} { YDVAR(1, VAR_STATISTICS_INTERVAL) }
333 statistics-cumulative{COLON} { YDVAR(1, VAR_STATISTICS_CUMULATIVE) }
334 extended-statistics{COLON} { YDVAR(1, VAR_EXTENDED_STATISTICS) }
335 remote-control{COLON} { YDVAR(0, VAR_REMOTE_CONTROL) }
336 control-enable{COLON} { YDVAR(1, VAR_CONTROL_ENABLE) }
337 control-interface{COLON} { YDVAR(1, VAR_CONTROL_INTERFACE) }
338 control-port{COLON} { YDVAR(1, VAR_CONTROL_PORT) }
339 control-use-cert{COLON} { YDVAR(1, VAR_CONTROL_USE_CERT) }
340 server-key-file{COLON} { YDVAR(1, VAR_SERVER_KEY_FILE) }
341 server-cert-file{COLON} { YDVAR(1, VAR_SERVER_CERT_FILE) }
342 control-key-file{COLON} { YDVAR(1, VAR_CONTROL_KEY_FILE) }
343 control-cert-file{COLON} { YDVAR(1, VAR_CONTROL_CERT_FILE) }
344 python-script{COLON} { YDVAR(1, VAR_PYTHON_SCRIPT) }
345 python{COLON} { YDVAR(0, VAR_PYTHON) }
346 domain-insecure{COLON} { YDVAR(1, VAR_DOMAIN_INSECURE) }
347 minimal-responses{COLON} { YDVAR(1, VAR_MINIMAL_RESPONSES) }
348 rrset-roundrobin{COLON} { YDVAR(1, VAR_RRSET_ROUNDROBIN) }
349 max-udp-size{COLON} { YDVAR(1, VAR_MAX_UDP_SIZE) }
350 dns64-prefix{COLON} { YDVAR(1, VAR_DNS64_PREFIX) }
351 dns64-synthall{COLON} { YDVAR(1, VAR_DNS64_SYNTHALL) }
352 define-tag{COLON} { YDVAR(1, VAR_DEFINE_TAG) }
353 local-zone-tag{COLON} { YDVAR(2, VAR_LOCAL_ZONE_TAG) }
354 access-control-tag{COLON} { YDVAR(2, VAR_ACCESS_CONTROL_TAG) }
355 access-control-tag-action{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_ACTION) }
356 access-control-tag-data{COLON} { YDVAR(3, VAR_ACCESS_CONTROL_TAG_DATA) }
357 local-zone-override{COLON} { YDVAR(3, VAR_LOCAL_ZONE_OVERRIDE) }
358 dnstap{COLON} { YDVAR(0, VAR_DNSTAP) }
359 dnstap-enable{COLON} { YDVAR(1, VAR_DNSTAP_ENABLE) }
360 dnstap-socket-path{COLON} { YDVAR(1, VAR_DNSTAP_SOCKET_PATH) }
361 dnstap-send-identity{COLON} { YDVAR(1, VAR_DNSTAP_SEND_IDENTITY) }
362 dnstap-send-version{COLON} { YDVAR(1, VAR_DNSTAP_SEND_VERSION) }
363 dnstap-identity{COLON} { YDVAR(1, VAR_DNSTAP_IDENTITY) }
364 dnstap-version{COLON} { YDVAR(1, VAR_DNSTAP_VERSION) }
365 dnstap-log-resolver-query-messages{COLON} {
366 YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_QUERY_MESSAGES) }
367 dnstap-log-resolver-response-messages{COLON} {
368 YDVAR(1, VAR_DNSTAP_LOG_RESOLVER_RESPONSE_MESSAGES) }
369 dnstap-log-client-query-messages{COLON} {
370 YDVAR(1, VAR_DNSTAP_LOG_CLIENT_QUERY_MESSAGES) }
371 dnstap-log-client-response-messages{COLON} {
372 YDVAR(1, VAR_DNSTAP_LOG_CLIENT_RESPONSE_MESSAGES) }
373 dnstap-log-forwarder-query-messages{COLON} {
374 YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_QUERY_MESSAGES) }
375 dnstap-log-forwarder-response-messages{COLON} {
376 YDVAR(1, VAR_DNSTAP_LOG_FORWARDER_RESPONSE_MESSAGES) }
377 disable-dnssec-lame-check{COLON} { YDVAR(1, VAR_DISABLE_DNSSEC_LAME_CHECK) }
378 ratelimit{COLON} { YDVAR(1, VAR_RATELIMIT) }
379 ratelimit-slabs{COLON} { YDVAR(1, VAR_RATELIMIT_SLABS) }
380 ratelimit-size{COLON} { YDVAR(1, VAR_RATELIMIT_SIZE) }
381 ratelimit-for-domain{COLON} { YDVAR(2, VAR_RATELIMIT_FOR_DOMAIN) }
382 ratelimit-below-domain{COLON} { YDVAR(2, VAR_RATELIMIT_BELOW_DOMAIN) }
383 ratelimit-factor{COLON} { YDVAR(1, VAR_RATELIMIT_FACTOR) }
384 <INITIAL,val>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++; }
386 /* Quoted strings. Strip leading and ending quotes */
387 <val>\" { BEGIN(quotedstring); LEXOUT(("QS ")); }
388 <quotedstring><<EOF>> {
389 ub_c_error("EOF inside quoted string");
390 if(--num_args == 0) { BEGIN(INITIAL); }
393 <quotedstring>{DQANY}* { LEXOUT(("STR(%s) ", ub_c_text)); yymore(); }
394 <quotedstring>{NEWLINE} { ub_c_error("newline inside quoted string, no end \"");
395 cfg_parser->line++; BEGIN(INITIAL); }
398 if(--num_args == 0) { BEGIN(INITIAL); }
400 ub_c_text[ub_c_leng - 1] = '\0';
401 ub_c_lval.str = strdup(ub_c_text);
403 ub_c_error("out of memory");
407 /* Single Quoted strings. Strip leading and ending quotes */
408 <val>\' { BEGIN(singlequotedstr); LEXOUT(("SQS ")); }
409 <singlequotedstr><<EOF>> {
410 ub_c_error("EOF inside quoted string");
411 if(--num_args == 0) { BEGIN(INITIAL); }
414 <singlequotedstr>{SQANY}* { LEXOUT(("STR(%s) ", ub_c_text)); yymore(); }
415 <singlequotedstr>{NEWLINE} { ub_c_error("newline inside quoted string, no end '");
416 cfg_parser->line++; BEGIN(INITIAL); }
417 <singlequotedstr>\' {
419 if(--num_args == 0) { BEGIN(INITIAL); }
421 ub_c_text[ub_c_leng - 1] = '\0';
422 ub_c_lval.str = strdup(ub_c_text);
424 ub_c_error("out of memory");
428 /* include: directive */
429 <INITIAL,val>include{COLON} {
430 LEXOUT(("v(%s) ", ub_c_text)); inc_prev = YYSTATE; BEGIN(include); }
432 ub_c_error("EOF inside include directive");
435 <include>{SPACE}* { LEXOUT(("ISP ")); /* ignore */ }
436 <include>{NEWLINE} { LEXOUT(("NL\n")); cfg_parser->line++;}
437 <include>\" { LEXOUT(("IQS ")); BEGIN(include_quoted); }
438 <include>{UNQUOTEDLETTER}* {
439 LEXOUT(("Iunquotedstr(%s) ", ub_c_text));
440 config_start_include_glob(ub_c_text);
443 <include_quoted><<EOF>> {
444 ub_c_error("EOF inside quoted string");
447 <include_quoted>{DQANY}* { LEXOUT(("ISTR(%s) ", ub_c_text)); yymore(); }
448 <include_quoted>{NEWLINE} { ub_c_error("newline before \" in include name");
449 cfg_parser->line++; BEGIN(inc_prev); }
452 ub_c_text[ub_c_leng - 1] = '\0';
453 config_start_include_glob(ub_c_text);
456 <INITIAL,val><<EOF>> {
458 yy_set_bol(1); /* Set beginning of line, so "^" rules match. */
459 if (!config_include_stack) {
463 config_end_include();
467 <val>{UNQUOTEDLETTER}* { LEXOUT(("unquotedstr(%s) ", ub_c_text));
468 if(--num_args == 0) { BEGIN(INITIAL); }
469 ub_c_lval.str = strdup(ub_c_text); return STRING_ARG; }
471 {UNQUOTEDLETTER_NOCOLON}* {
472 ub_c_error_msg("unknown keyword '%s'", ub_c_text);
476 ub_c_error_msg("stray '%s'", ub_c_text);