From 595b32cfea39b2e98052adde235618aa1f91d9d2 Mon Sep 17 00:00:00 2001
From: tv <tv@NetBSD.org>
Date: Thu, 4 Oct 2001 17:12:27 +0000
Subject: [PATCH] Bring up-to-date with flex.skl.

---
 usr.bin/lex/initscan.c | 197 ++++++++++++++++++++++-------------------
 1 file changed, 104 insertions(+), 93 deletions(-)

diff --git a/usr.bin/lex/initscan.c b/usr.bin/lex/initscan.c
index f3a06e1b000c..ae0e2d4d438d 100644
--- a/usr.bin/lex/initscan.c
+++ b/usr.bin/lex/initscan.c
@@ -2,7 +2,7 @@
 /* A lexical scanner generated by flex */
 
 /* Scanner skeleton version:
- * $NetBSD: initscan.c,v 1.13 1999/01/18 22:18:17 christos Exp $
+ * $NetBSD: initscan.c,v 1.14 2001/10/04 17:12:27 tv Exp $
  */
 
 #define FLEX_SCANNER
@@ -238,11 +238,7 @@ void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
 
 YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
 YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
-YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
-
-static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
-static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
-static void yy_flex_free YY_PROTO(( void * ));
+YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, yy_size_t len ));
 
 #define yy_new_buffer yy_create_buffer
 
@@ -268,6 +264,12 @@ typedef int yy_state_type;
 extern char *yytext;
 #define yytext_ptr yytext
 
+static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
+#ifndef YY_USES_REJECT
+static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
+#endif
+static void yy_flex_free YY_PROTO(( void * ));
+
 static yy_state_type yy_get_previous_state YY_PROTO(( void ));
 static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
 static int yy_get_next_buffer YY_PROTO(( void ));
@@ -1270,7 +1272,7 @@ char *yytext;
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
-/* $Header: /cvsroot/src/usr.bin/lex/Attic/initscan.c,v 1.13 1999/01/18 22:18:17 christos Exp $ */
+/* $NetBSD: initscan.c,v 1.14 2001/10/04 17:12:27 tv Exp $ */
 
 #include "flexdef.h"
 #include "parse.h"
@@ -1329,7 +1331,7 @@ char *yytext;
 #define OPTION 17
 #define LINEDIR 18
 
-#line 1333 "scan.c"
+#line 1335 "scan.c"
 
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
@@ -1344,15 +1346,19 @@ extern int yywrap YY_PROTO(( void ));
 #endif
 
 #ifndef YY_NO_UNPUT
-static void yyunput YY_PROTO(( int c, char *buf_ptr ));
+static void yyunput YY_PROTO(( int c, char *buf_ptr ))
+#ifdef __GNUC__
+    __attribute__ ((unused))
+#endif
+;
 #endif
 
 #ifndef yytext_ptr
-static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
+static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, yy_size_t ));
 #endif
 
 #ifdef YY_NEED_STRLEN
-static int yy_flex_strlen YY_PROTO(( yyconst char * ));
+static yy_size_t yy_flex_strlen YY_PROTO(( yyconst char * ));
 #endif
 
 #ifndef YY_NO_INPUT
@@ -1409,7 +1415,7 @@ YY_MALLOC_DECL
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
+#define ECHO (void) fwrite( yytext, (size_t)yyleng, 1, yyout )
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -1468,7 +1474,7 @@ YY_MALLOC_DECL
 
 /* Code executed at the end of each rule. */
 #ifndef YY_BREAK
-#define YY_BREAK break;
+#define YY_BREAK /*LINTED*/break;
 #endif
 
 #define YY_RULE_SETUP \
@@ -1491,11 +1497,16 @@ YY_DECL
 
 	int doing_codeblock = false;
 	int i;
-	Char nmdef[MAXLINE], myesc();
+	Char nmdef[MAXLINE];
 
 
-#line 1498 "scan.c"
+#line 1504 "scan.c"
 
+#if defined(YY_USES_REJECT) && (defined(__GNUC__) || defined(lint))
+	/* XXX: shut up `unused label' warning with %options yylineno */
+	if (/*CONSTCOND*/0 && yy_full_match)
+		goto find_rule;
+#endif
 	if ( yy_init )
 		{
 		yy_init = 0;
@@ -1520,7 +1531,7 @@ YY_DECL
 		yy_load_buffer_state();
 		}
 
-	while ( 1 )		/* loops until end-of-file is reached */
+	while (/*CONSTCOND*/ 1 )	/* loops until end-of-file is reached */
 		{
 		yy_cp = yy_c_buf_p;
 
@@ -2291,7 +2302,6 @@ YY_RULE_SETUP
 #line 435 "scan.l"
 {
 			register Char *nmdefptr;
-			Char *ndlookup();
 
 			strcpy( nmstr, yytext + 1 );
 			nmstr[yyleng - 2] = '\0';  /* chop trailing brace */
@@ -2325,24 +2335,24 @@ YY_RULE_SETUP
 	YY_BREAK
 case 107:
 YY_RULE_SETUP
-#line 469 "scan.l"
+#line 468 "scan.l"
 return (unsigned char) yytext[0];
 	YY_BREAK
 case 108:
 YY_RULE_SETUP
-#line 470 "scan.l"
+#line 469 "scan.l"
 RETURNCHAR;
 	YY_BREAK
 
 
 case 109:
 YY_RULE_SETUP
-#line 475 "scan.l"
+#line 474 "scan.l"
 return (unsigned char) yytext[0];
 	YY_BREAK
 case 110:
 YY_RULE_SETUP
-#line 476 "scan.l"
+#line 475 "scan.l"
 BEGIN(SECT2); return '>';
 	YY_BREAK
 case 111:
@@ -2350,17 +2360,17 @@ case 111:
 yy_c_buf_p = yy_cp = yy_bp + 1;
 YY_DO_BEFORE_ACTION; /* set up yytext again */
 YY_RULE_SETUP
-#line 477 "scan.l"
+#line 476 "scan.l"
 BEGIN(CARETISBOL); return '>';
 	YY_BREAK
 case 112:
 YY_RULE_SETUP
-#line 478 "scan.l"
+#line 477 "scan.l"
 RETURNNAME;
 	YY_BREAK
 case 113:
 YY_RULE_SETUP
-#line 479 "scan.l"
+#line 478 "scan.l"
 {
 			format_synerr( _( "bad <start condition>: %s" ),
 				yytext );
@@ -2369,23 +2379,23 @@ YY_RULE_SETUP
 
 case 114:
 YY_RULE_SETUP
-#line 485 "scan.l"
+#line 484 "scan.l"
 BEGIN(SECT2); return '^';
 	YY_BREAK
 
 case 115:
 YY_RULE_SETUP
-#line 489 "scan.l"
+#line 488 "scan.l"
 RETURNCHAR;
 	YY_BREAK
 case 116:
 YY_RULE_SETUP
-#line 490 "scan.l"
+#line 489 "scan.l"
 BEGIN(SECT2); return '"';
 	YY_BREAK
 case 117:
 YY_RULE_SETUP
-#line 492 "scan.l"
+#line 491 "scan.l"
 {
 			synerr( _( "missing quote" ) );
 			BEGIN(SECT2);
@@ -2400,7 +2410,7 @@ case 118:
 yy_c_buf_p = yy_cp = yy_bp + 1;
 YY_DO_BEFORE_ACTION; /* set up yytext again */
 YY_RULE_SETUP
-#line 502 "scan.l"
+#line 501 "scan.l"
 BEGIN(CCL); return '^';
 	YY_BREAK
 case 119:
@@ -2408,12 +2418,12 @@ case 119:
 yy_c_buf_p = yy_cp = yy_bp + 1;
 YY_DO_BEFORE_ACTION; /* set up yytext again */
 YY_RULE_SETUP
-#line 503 "scan.l"
+#line 502 "scan.l"
 return '^';
 	YY_BREAK
 case 120:
 YY_RULE_SETUP
-#line 504 "scan.l"
+#line 503 "scan.l"
 BEGIN(CCL); RETURNCHAR;
 	YY_BREAK
 
@@ -2423,22 +2433,22 @@ case 121:
 yy_c_buf_p = yy_cp = yy_bp + 1;
 YY_DO_BEFORE_ACTION; /* set up yytext again */
 YY_RULE_SETUP
-#line 508 "scan.l"
+#line 507 "scan.l"
 return '-';
 	YY_BREAK
 case 122:
 YY_RULE_SETUP
-#line 509 "scan.l"
+#line 508 "scan.l"
 RETURNCHAR;
 	YY_BREAK
 case 123:
 YY_RULE_SETUP
-#line 510 "scan.l"
+#line 509 "scan.l"
 BEGIN(SECT2); return ']';
 	YY_BREAK
 case 124:
 YY_RULE_SETUP
-#line 511 "scan.l"
+#line 510 "scan.l"
 {
 			synerr( _( "bad character class" ) );
 			BEGIN(SECT2);
@@ -2449,67 +2459,67 @@ YY_RULE_SETUP
 
 case 125:
 YY_RULE_SETUP
-#line 519 "scan.l"
+#line 518 "scan.l"
 BEGIN(CCL); return CCE_ALNUM;
 	YY_BREAK
 case 126:
 YY_RULE_SETUP
-#line 520 "scan.l"
+#line 519 "scan.l"
 BEGIN(CCL); return CCE_ALPHA;
 	YY_BREAK
 case 127:
 YY_RULE_SETUP
-#line 521 "scan.l"
+#line 520 "scan.l"
 BEGIN(CCL); return CCE_BLANK;
 	YY_BREAK
 case 128:
 YY_RULE_SETUP
-#line 522 "scan.l"
+#line 521 "scan.l"
 BEGIN(CCL); return CCE_CNTRL;
 	YY_BREAK
 case 129:
 YY_RULE_SETUP
-#line 523 "scan.l"
+#line 522 "scan.l"
 BEGIN(CCL); return CCE_DIGIT;
 	YY_BREAK
 case 130:
 YY_RULE_SETUP
-#line 524 "scan.l"
+#line 523 "scan.l"
 BEGIN(CCL); return CCE_GRAPH;
 	YY_BREAK
 case 131:
 YY_RULE_SETUP
-#line 525 "scan.l"
+#line 524 "scan.l"
 BEGIN(CCL); return CCE_LOWER;
 	YY_BREAK
 case 132:
 YY_RULE_SETUP
-#line 526 "scan.l"
+#line 525 "scan.l"
 BEGIN(CCL); return CCE_PRINT;
 	YY_BREAK
 case 133:
 YY_RULE_SETUP
-#line 527 "scan.l"
+#line 526 "scan.l"
 BEGIN(CCL); return CCE_PUNCT;
 	YY_BREAK
 case 134:
 YY_RULE_SETUP
-#line 528 "scan.l"
+#line 527 "scan.l"
 BEGIN(CCL); return CCE_SPACE;
 	YY_BREAK
 case 135:
 YY_RULE_SETUP
-#line 529 "scan.l"
+#line 528 "scan.l"
 BEGIN(CCL); return CCE_UPPER;
 	YY_BREAK
 case 136:
 YY_RULE_SETUP
-#line 530 "scan.l"
+#line 529 "scan.l"
 BEGIN(CCL); return CCE_XDIGIT;
 	YY_BREAK
 case 137:
 YY_RULE_SETUP
-#line 531 "scan.l"
+#line 530 "scan.l"
 {
 			format_synerr(
 				_( "bad character class expression: %s" ),
@@ -2521,7 +2531,7 @@ YY_RULE_SETUP
 
 case 138:
 YY_RULE_SETUP
-#line 540 "scan.l"
+#line 539 "scan.l"
 {
 			yylval = myctoi( yytext );
 			return NUMBER;
@@ -2529,17 +2539,17 @@ YY_RULE_SETUP
 	YY_BREAK
 case 139:
 YY_RULE_SETUP
-#line 545 "scan.l"
+#line 544 "scan.l"
 return ',';
 	YY_BREAK
 case 140:
 YY_RULE_SETUP
-#line 546 "scan.l"
+#line 545 "scan.l"
 BEGIN(SECT2); return '}';
 	YY_BREAK
 case 141:
 YY_RULE_SETUP
-#line 548 "scan.l"
+#line 547 "scan.l"
 {
 			synerr( _( "bad character inside {}'s" ) );
 			BEGIN(SECT2);
@@ -2548,7 +2558,7 @@ YY_RULE_SETUP
 	YY_BREAK
 case 142:
 YY_RULE_SETUP
-#line 554 "scan.l"
+#line 553 "scan.l"
 {
 			synerr( _( "missing }" ) );
 			BEGIN(SECT2);
@@ -2560,18 +2570,18 @@ YY_RULE_SETUP
 
 case 143:
 YY_RULE_SETUP
-#line 564 "scan.l"
+#line 563 "scan.l"
 bracelevel = 0;
 	YY_BREAK
 case 144:
 YY_RULE_SETUP
-#line 566 "scan.l"
+#line 565 "scan.l"
 ACTION_ECHO; yy_push_state( COMMENT );
 	YY_BREAK
 
 case 145:
 YY_RULE_SETUP
-#line 569 "scan.l"
+#line 568 "scan.l"
 {
 			ACTION_ECHO;
 			CHECK_REJECT(yytext);
@@ -2579,7 +2589,7 @@ YY_RULE_SETUP
 	YY_BREAK
 case 146:
 YY_RULE_SETUP
-#line 573 "scan.l"
+#line 572 "scan.l"
 {
 			ACTION_ECHO;
 			CHECK_YYMORE(yytext);
@@ -2588,12 +2598,12 @@ YY_RULE_SETUP
 
 case 147:
 YY_RULE_SETUP
-#line 579 "scan.l"
+#line 578 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 case 148:
 YY_RULE_SETUP
-#line 580 "scan.l"
+#line 579 "scan.l"
 {
 			++linenum;
 			ACTION_ECHO;
@@ -2613,37 +2623,37 @@ YY_RULE_SETUP
 
 case 149:
 YY_RULE_SETUP
-#line 598 "scan.l"
+#line 597 "scan.l"
 ACTION_ECHO; ++bracelevel;
 	YY_BREAK
 case 150:
 YY_RULE_SETUP
-#line 599 "scan.l"
+#line 598 "scan.l"
 ACTION_ECHO; --bracelevel;
 	YY_BREAK
 case 151:
 YY_RULE_SETUP
-#line 600 "scan.l"
+#line 599 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 case 152:
 YY_RULE_SETUP
-#line 601 "scan.l"
+#line 600 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 case 153:
 YY_RULE_SETUP
-#line 602 "scan.l"
+#line 601 "scan.l"
 ACTION_ECHO; /* character constant */
 	YY_BREAK
 case 154:
 YY_RULE_SETUP
-#line 603 "scan.l"
+#line 602 "scan.l"
 ACTION_ECHO; BEGIN(ACTION_STRING);
 	YY_BREAK
 case 155:
 YY_RULE_SETUP
-#line 604 "scan.l"
+#line 603 "scan.l"
 {
 			++linenum;
 			ACTION_ECHO;
@@ -2659,41 +2669,41 @@ YY_RULE_SETUP
 	YY_BREAK
 case 156:
 YY_RULE_SETUP
-#line 616 "scan.l"
+#line 615 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 
 
 case 157:
 YY_RULE_SETUP
-#line 620 "scan.l"
+#line 619 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 case 158:
 YY_RULE_SETUP
-#line 621 "scan.l"
+#line 620 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 case 159:
 YY_RULE_SETUP
-#line 622 "scan.l"
+#line 621 "scan.l"
 ++linenum; ACTION_ECHO;
 	YY_BREAK
 case 160:
 YY_RULE_SETUP
-#line 623 "scan.l"
+#line 622 "scan.l"
 ACTION_ECHO; BEGIN(ACTION);
 	YY_BREAK
 case 161:
 YY_RULE_SETUP
-#line 624 "scan.l"
+#line 623 "scan.l"
 ACTION_ECHO;
 	YY_BREAK
 
 case YY_STATE_EOF(COMMENT):
 case YY_STATE_EOF(ACTION):
 case YY_STATE_EOF(ACTION_STRING):
-#line 627 "scan.l"
+#line 626 "scan.l"
 {
 			synerr( _( "EOF encountered inside an action" ) );
 			yyterminate();
@@ -2701,7 +2711,7 @@ case YY_STATE_EOF(ACTION_STRING):
 	YY_BREAK
 case 162:
 YY_RULE_SETUP
-#line 633 "scan.l"
+#line 632 "scan.l"
 {
 			yylval = myesc( (Char *) yytext );
 
@@ -2714,25 +2724,25 @@ YY_RULE_SETUP
 
 case 163:
 YY_RULE_SETUP
-#line 644 "scan.l"
+#line 643 "scan.l"
 ECHO;
 	YY_BREAK
 case YY_STATE_EOF(SECT3):
-#line 645 "scan.l"
+#line 644 "scan.l"
 sectnum = 0; yyterminate();
 	YY_BREAK
 
 case 164:
 YY_RULE_SETUP
-#line 648 "scan.l"
+#line 647 "scan.l"
 format_synerr( _( "bad character: %s" ), yytext );
 	YY_BREAK
 case 165:
 YY_RULE_SETUP
-#line 650 "scan.l"
+#line 649 "scan.l"
 YY_FATAL_ERROR( "flex scanner jammed" );
 	YY_BREAK
-#line 2736 "scan.c"
+#line 2746 "scan.c"
 case YY_STATE_EOF(INITIAL):
 case YY_STATE_EOF(SECT2):
 case YY_STATE_EOF(CODEBLOCK):
@@ -3169,7 +3179,7 @@ static int input()
 					/* Reset buffer status. */
 					yyrestart( yyin );
 
-					/* fall through */
+					/*FALLTHROUGH*/
 
 				case EOB_ACT_END_OF_FILE:
 					{
@@ -3313,7 +3323,7 @@ YY_BUFFER_STATE b;
 
 #ifndef YY_ALWAYS_INTERACTIVE
 #ifndef YY_NEVER_INTERACTIVE
-extern int isatty YY_PROTO(( int ));
+#include <unistd.h>
 #endif
 #endif
 
@@ -3420,7 +3430,7 @@ YY_BUFFER_STATE yy_scan_string( yy_str )
 yyconst char *yy_str;
 #endif
 	{
-	int len;
+	yy_size_t len;
 	for ( len = 0; yy_str[len]; ++len )
 		;
 
@@ -3431,17 +3441,16 @@ yyconst char *yy_str;
 
 #ifndef YY_NO_SCAN_BYTES
 #ifdef YY_USE_PROTOS
-YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
+YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, yy_size_t len )
 #else
 YY_BUFFER_STATE yy_scan_bytes( bytes, len )
 yyconst char *bytes;
-int len;
+yy_size_t len;
 #endif
 	{
 	YY_BUFFER_STATE b;
 	char *buf;
-	yy_size_t n;
-	int i;
+	yy_size_t n, i;
 
 	/* Get memory for full buffer, including space for trailing EOB's. */
 	n = len + 2;
@@ -3557,15 +3566,15 @@ char msg[];
 
 #ifndef yytext_ptr
 #ifdef YY_USE_PROTOS
-static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
+static void yy_flex_strncpy( char *s1, yyconst char *s2, yy_size_t n )
 #else
 static void yy_flex_strncpy( s1, s2, n )
 char *s1;
 yyconst char *s2;
-int n;
+yy_size_t n;
 #endif
 	{
-	register int i;
+	register yy_size_t i;
 	for ( i = 0; i < n; ++i )
 		s1[i] = s2[i];
 	}
@@ -3573,13 +3582,13 @@ int n;
 
 #ifdef YY_NEED_STRLEN
 #ifdef YY_USE_PROTOS
-static int yy_flex_strlen( yyconst char *s )
+static yy_size_t yy_flex_strlen( yyconst char *s )
 #else
-static int yy_flex_strlen( s )
+static yy_size_t yy_flex_strlen( s )
 yyconst char *s;
 #endif
 	{
-	register int n;
+	register yy_size_t n;
 	for ( n = 0; s[n]; ++n )
 		;
 
@@ -3598,6 +3607,7 @@ yy_size_t size;
 	return (void *) malloc( size );
 	}
 
+#ifndef YY_USES_REJECT
 #ifdef YY_USE_PROTOS
 static void *yy_flex_realloc( void *ptr, yy_size_t size )
 #else
@@ -3615,6 +3625,7 @@ yy_size_t size;
 	 */
 	return (void *) realloc( (char *) ptr, size );
 	}
+#endif
 
 #ifdef YY_USE_PROTOS
 static void yy_flex_free( void *ptr )
@@ -3633,7 +3644,7 @@ int main()
 	return 0;
 	}
 #endif
-#line 650 "scan.l"
+#line 649 "scan.l"