/* Generated by re2c */
#line 1 "scanner.re"
-
+/* $Id$ */
#include <stdlib.h>
#include <string.h>
#include <iostream>
+#include <sstream>
#include "scanner.h"
#include "parser.h"
#include "y.tab.h"
+#include "globals.h"
+#include "dfa.h"
extern YYSTYPE yylval;
#define RETURN(i) {cur = cursor; return i;}
+namespace re2c
+{
-Scanner::Scanner(std::istream& i) : in(i),
- bot(NULL), tok(NULL), ptr(NULL), cur(NULL), pos(NULL), lim(NULL),
- top(NULL), eof(NULL), tchar(0), tline(0), cline(1) {
+Scanner::Scanner(std::istream& i, std::ostream& o)
+ : in(i)
+ , out(o)
+ , bot(NULL), tok(NULL), ptr(NULL), cur(NULL), pos(NULL), lim(NULL)
+ , top(NULL), eof(NULL), tchar(0), tline(0), cline(1), iscfg(0)
+{
;
}
-char *Scanner::fill(char *cursor){
- if(!eof){
- uint cnt = tok - bot;
- if(cnt){
- memcpy(bot, tok, lim - tok);
- tok = bot;
- ptr -= cnt;
- cursor -= cnt;
- pos -= cnt;
- lim -= cnt;
- }
- if((top - lim) < BSIZE){
- char *buf = new char[(lim - bot) + BSIZE];
- memcpy(buf, tok, lim - tok);
- tok = buf;
- ptr = &buf[ptr - bot];
- cursor = &buf[cursor - bot];
- pos = &buf[pos - bot];
- lim = &buf[lim - bot];
- top = &lim[BSIZE];
- delete [] bot;
- bot = buf;
- }
- if((cnt = in.rdbuf()->sgetn((char*) lim, BSIZE)) != BSIZE){
- eof = &lim[cnt]; *eof++ = '\n';
- }
- lim += cnt;
- }
- return cursor;
+char *Scanner::fill(char *cursor)
+{
+ if(!eof)
+ {
+ uint cnt = tok - bot;
+ if(cnt)
+ {
+ memcpy(bot, tok, lim - tok);
+ tok = bot;
+ ptr -= cnt;
+ cursor -= cnt;
+ pos -= cnt;
+ lim -= cnt;
+ }
+ if((top - lim) < BSIZE)
+ {
+ char *buf = new char[(lim - bot) + BSIZE];
+ memcpy(buf, tok, lim - tok);
+ tok = buf;
+ ptr = &buf[ptr - bot];
+ cursor = &buf[cursor - bot];
+ pos = &buf[pos - bot];
+ lim = &buf[lim - bot];
+ top = &lim[BSIZE];
+ delete [] bot;
+ bot = buf;
+ }
+ in.read(lim, BSIZE);
+ if ((cnt = in.gcount()) != BSIZE )
+ {
+ eof = &lim[cnt]; *eof++ = '\0';
+ }
+ lim += cnt;
+ }
+ return cursor;
}
-#line 72 "scanner.re"
+#line 95 "scanner.re"
-int Scanner::echo(std::ostream &out){
+int Scanner::echo()
+{
char *cursor = cur;
+ bool ignore_eoc = false;
- // Catch EOF
- if (eof && cursor == eof)
+ if (eof && cursor == eof) // Catch EOF
+ {
return 0;
+ }
tok = cursor;
echo:
-#line 79 "<stdout>"
+#line 96 "<stdout>"
{
YYCTYPE yych;
- if((YYLIMIT - YYCURSOR) < 7) YYFILL(7);
+ if((YYLIMIT - YYCURSOR) < 11) YYFILL(11);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy4;
+ case 0x00: goto yy7;
+ case 0x0A: goto yy5;
+ case '*': goto yy4;
case '/': goto yy2;
- default: goto yy6;
+ default: goto yy9;
}
yy2:
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case '*': goto yy7;
+ case '*': goto yy12;
default: goto yy3;
}
yy3:
-#line 91 "scanner.re"
- { goto echo; }
-#line 99 "<stdout>"
+#line 141 "scanner.re"
+ {
+ goto echo;
+ }
+#line 120 "<stdout>"
yy4:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case '/': goto yy10;
+ default: goto yy3;
+ }
+yy5:
++YYCURSOR;
-#line 87 "scanner.re"
- { if(cursor == eof) RETURN(0);
- out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
- tok = pos = cursor; cline++;
- goto echo; }
-#line 107 "<stdout>"
-yy6:
+#line 130 "scanner.re"
+ {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
+ tok = pos = cursor; cline++;
+ goto echo;
+ }
+#line 135 "<stdout>"
+yy7:
+ ++YYCURSOR;
+#line 135 "scanner.re"
+ {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok) - 1); // -1 so we don't write out the \0
+ if(cursor == eof) {
+ RETURN(0);
+ }
+ }
+#line 145 "<stdout>"
+yy9:
yych = *++YYCURSOR;
goto yy3;
-yy7:
+yy10:
+ ++YYCURSOR;
+#line 121 "scanner.re"
+ {
+ if (ignore_eoc) {
+ ignore_eoc = false;
+ } else {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
+ }
+ tok = pos = cursor;
+ goto echo;
+ }
+#line 161 "<stdout>"
+yy12:
yych = *++YYCURSOR;
switch(yych){
- case '!': goto yy9;
- default: goto yy8;
+ case '!': goto yy14;
+ default: goto yy13;
}
-yy8:
+yy13:
YYCURSOR = YYMARKER;
goto yy3;
-yy9:
+yy14:
yych = *++YYCURSOR;
switch(yych){
- case 'r': goto yy10;
- default: goto yy8;
+ case 'm': goto yy15;
+ case 'r': goto yy16;
+ default: goto yy13;
}
-yy10:
+yy15:
yych = *++YYCURSOR;
switch(yych){
- case 'e': goto yy11;
- default: goto yy8;
+ case 'a': goto yy21;
+ default: goto yy13;
}
-yy11:
+yy16:
yych = *++YYCURSOR;
switch(yych){
- case '2': goto yy12;
- default: goto yy8;
+ case 'e': goto yy17;
+ default: goto yy13;
}
-yy12:
+yy17:
yych = *++YYCURSOR;
switch(yych){
- case 'c': goto yy13;
- default: goto yy8;
+ case '2': goto yy18;
+ default: goto yy13;
}
-yy13:
+yy18:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case 'c': goto yy19;
+ default: goto yy13;
+ }
+yy19:
+ ++YYCURSOR;
+#line 110 "scanner.re"
+ {
+ out.write((const char*)(tok), (const char*)(&cursor[-7]) - (const char*)(tok));
+ tok = cursor;
+ RETURN(1);
+ }
+#line 210 "<stdout>"
+yy21:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case 'x': goto yy22;
+ default: goto yy13;
+ }
+yy22:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case ':': goto yy23;
+ default: goto yy13;
+ }
+yy23:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case 'r': goto yy24;
+ default: goto yy13;
+ }
+yy24:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case 'e': goto yy25;
+ default: goto yy13;
+ }
+yy25:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case '2': goto yy26;
+ default: goto yy13;
+ }
+yy26:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case 'c': goto yy27;
+ default: goto yy13;
+ }
+yy27:
++YYCURSOR;
-#line 84 "scanner.re"
- { out.write((const char*)(tok), (const char*)(&cursor[-7]) - (const char*)(tok));
- tok = cursor;
- RETURN(1); }
-#line 150 "<stdout>"
+#line 115 "scanner.re"
+ {
+ out << "#define YYMAXFILL " << maxFill << std::endl;
+ tok = pos = cursor;
+ ignore_eoc = true;
+ goto echo;
+ }
+#line 256 "<stdout>"
}
-#line 92 "scanner.re"
+#line 144 "scanner.re"
}
-int Scanner::scan(){
+int Scanner::scan()
+{
char *cursor = cur;
uint depth;
tchar = cursor - pos;
tline = cline;
tok = cursor;
+ if (iscfg == 1)
+ {
+ goto config;
+ }
+ else if (iscfg == 2)
+ {
+ goto value;
+ }
-#line 166 "<stdout>"
+#line 281 "<stdout>"
{
YYCTYPE yych;
unsigned int yyaccept = 0;
- if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+ if((YYLIMIT - YYCURSOR) < 5) YYFILL(5);
yych = *YYCURSOR;
switch(yych){
case 0x09:
- case ' ': goto yy33;
- case 0x0A: goto yy35;
- case '"': goto yy23;
- case '\'': goto yy25;
+ case ' ': goto yy50;
+ case 0x0A: goto yy52;
+ case 0x0D: goto yy54;
+ case '"': goto yy37;
+ case '\'': goto yy39;
case '(':
case ')':
case ';':
case '=':
case '\\':
- case '|': goto yy29;
- case '*': goto yy21;
+ case '|': goto yy43;
+ case '*': goto yy35;
case '+':
- case '?': goto yy30;
- case '/': goto yy19;
+ case '?': goto yy44;
+ case '.': goto yy48;
+ case '/': goto yy33;
case 'A':
case 'B':
case 'C':
case 'o':
case 'p':
case 'q':
- case 'r':
case 's':
case 't':
case 'u':
case 'w':
case 'x':
case 'y':
- case 'z': goto yy31;
- case '[': goto yy27;
- case '{': goto yy17;
- default: goto yy37;
+ case 'z': goto yy47;
+ case '[': goto yy41;
+ case 'r': goto yy45;
+ case '{': goto yy31;
+ default: goto yy56;
}
-yy17:
+yy31:
yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case '0':
+ case ',': goto yy97;
+ case '0': goto yy94;
case '1':
case '2':
case '3':
case '6':
case '7':
case '8':
- case '9': goto yy63;
- default: goto yy18;
+ case '9': goto yy95;
+ default: goto yy32;
}
-yy18:
-#line 105 "scanner.re"
+yy32:
+#line 166 "scanner.re"
{ depth = 1;
goto code;
}
-#line 265 "<stdout>"
-yy19:
+#line 383 "<stdout>"
+yy33:
++YYCURSOR;
switch((yych = *YYCURSOR)) {
- case '*': goto yy61;
- default: goto yy20;
+ case '*': goto yy92;
+ default: goto yy34;
}
-yy20:
-#line 131 "scanner.re"
+yy34:
+#line 196 "scanner.re"
{ RETURN(*tok); }
-#line 275 "<stdout>"
-yy21:
+#line 393 "<stdout>"
+yy35:
++YYCURSOR;
switch((yych = *YYCURSOR)) {
- case '/': goto yy59;
- default: goto yy22;
+ case '/': goto yy90;
+ default: goto yy36;
}
-yy22:
-#line 133 "scanner.re"
+yy36:
+#line 198 "scanner.re"
{ yylval.op = *tok;
RETURN(CLOSE); }
-#line 286 "<stdout>"
-yy23:
+#line 404 "<stdout>"
+yy37:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy24;
- default: goto yy55;
+ case 0x0A: goto yy38;
+ default: goto yy86;
}
-yy24:
-#line 122 "scanner.re"
+yy38:
+#line 183 "scanner.re"
{ fatal("unterminated string constant (missing \")"); }
-#line 297 "<stdout>"
-yy25:
+#line 415 "<stdout>"
+yy39:
yyaccept = 2;
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy26;
- default: goto yy50;
+ case 0x0A: goto yy40;
+ default: goto yy81;
}
-yy26:
-#line 123 "scanner.re"
+yy40:
+#line 184 "scanner.re"
{ fatal("unterminated string constant (missing ')"); }
-#line 308 "<stdout>"
-yy27:
+#line 426 "<stdout>"
+yy41:
yyaccept = 3;
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy28;
- default: goto yy44;
+ case 0x0A: goto yy42;
+ case '^': goto yy72;
+ default: goto yy71;
}
-yy28:
-#line 129 "scanner.re"
+yy42:
+#line 194 "scanner.re"
{ fatal("unterminated range (missing ])"); }
-#line 319 "<stdout>"
-yy29:
+#line 438 "<stdout>"
+yy43:
yych = *++YYCURSOR;
- goto yy20;
-yy30:
+ goto yy34;
+yy44:
yych = *++YYCURSOR;
- goto yy22;
-yy31:
+ goto yy36;
+yy45:
++YYCURSOR;
- yych = *YYCURSOR;
- goto yy42;
-yy32:
-#line 148 "scanner.re"
+ switch((yych = *YYCURSOR)) {
+ case 'e': goto yy62;
+ default: goto yy61;
+ }
+yy46:
+#line 225 "scanner.re"
{ cur = cursor;
yylval.symbol = Symbol::find(token());
return ID; }
-#line 335 "<stdout>"
-yy33:
+#line 456 "<stdout>"
+yy47:
+ yych = *++YYCURSOR;
+ goto yy61;
+yy48:
+ ++YYCURSOR;
+#line 229 "scanner.re"
+ { cur = cursor;
+ yylval.regexp = mkDot();
+ return RANGE;
+ }
+#line 467 "<stdout>"
+yy50:
++YYCURSOR;
yych = *YYCURSOR;
- goto yy40;
-yy34:
-#line 152 "scanner.re"
+ goto yy59;
+yy51:
+#line 234 "scanner.re"
{ goto scan; }
-#line 343 "<stdout>"
-yy35:
+#line 475 "<stdout>"
+yy52:
++YYCURSOR;
-#line 154 "scanner.re"
+yy53:
+#line 236 "scanner.re"
{ if(cursor == eof) RETURN(0);
pos = cursor; cline++;
goto scan;
}
-#line 351 "<stdout>"
-yy37:
+#line 484 "<stdout>"
+yy54:
++YYCURSOR;
-#line 159 "scanner.re"
- { std::cerr << "unexpected character: " << *tok << std::endl;
+ switch((yych = *YYCURSOR)) {
+ case 0x0A: goto yy57;
+ default: goto yy55;
+ }
+yy55:
+#line 241 "scanner.re"
+ { std::ostringstream msg;
+ msg << "unexpected character: ";
+ prtChOrHex(msg, *tok);
+ fatal(msg.str().c_str());
goto scan;
}
-#line 358 "<stdout>"
-yy39:
+#line 499 "<stdout>"
+yy56:
+ yych = *++YYCURSOR;
+ goto yy55;
+yy57:
+ yych = *++YYCURSOR;
+ goto yy53;
+yy58:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
-yy40:
+yy59:
switch(yych){
case 0x09:
- case ' ': goto yy39;
- default: goto yy34;
+ case ' ': goto yy58;
+ default: goto yy51;
}
-yy41:
+yy60:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
-yy42:
+yy61:
switch(yych){
case '0':
case '1':
case 'w':
case 'x':
case 'y':
- case 'z': goto yy41;
- default: goto yy32;
+ case 'z': goto yy60;
+ default: goto yy46;
}
-yy43:
- ++YYCURSOR;
- if(YYLIMIT == YYCURSOR) YYFILL(1);
- yych = *YYCURSOR;
-yy44:
+yy62:
+ yych = *++YYCURSOR;
switch(yych){
- case 0x0A: goto yy45;
- case '\\': goto yy46;
- case ']': goto yy47;
- default: goto yy43;
- }
-yy45:
- YYCURSOR = YYMARKER;
- switch(yyaccept) {
- case 0: goto yy18;
- case 1: goto yy24;
- case 2: goto yy26;
- case 3: goto yy28;
+ case '2': goto yy63;
+ default: goto yy61;
}
-yy46:
- ++YYCURSOR;
- if(YYLIMIT == YYCURSOR) YYFILL(1);
- yych = *YYCURSOR;
+yy63:
+ yych = *++YYCURSOR;
switch(yych){
- case 0x0A: goto yy45;
- default: goto yy43;
+ case 'c': goto yy64;
+ default: goto yy61;
}
-yy47:
- ++YYCURSOR;
-#line 125 "scanner.re"
- { cur = cursor;
- yylval.regexp = ranToRE(token());
- return RANGE; }
-#line 472 "<stdout>"
-yy49:
- ++YYCURSOR;
- if(YYLIMIT == YYCURSOR) YYFILL(1);
- yych = *YYCURSOR;
-yy50:
+yy64:
+ yyaccept = 4;
+ yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy45;
- case '\'': goto yy52;
- case '\\': goto yy51;
- default: goto yy49;
+ case ':': goto yy65;
+ default: goto yy61;
}
-yy51:
+yy65:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy45;
- default: goto yy49;
+ case 'A':
+ case 'B':
+ case 'C':
+ case 'D':
+ case 'E':
+ case 'F':
+ case 'G':
+ case 'H':
+ case 'I':
+ case 'J':
+ case 'K':
+ case 'L':
+ case 'M':
+ case 'N':
+ case 'O':
+ case 'P':
+ case 'Q':
+ case 'R':
+ case 'S':
+ case 'T':
+ case 'U':
+ case 'V':
+ case 'W':
+ case 'X':
+ case 'Y':
+ case 'Z':
+ case 'a':
+ case 'b':
+ case 'c':
+ case 'd':
+ case 'e':
+ case 'f':
+ case 'g':
+ case 'h':
+ case 'i':
+ case 'j':
+ case 'k':
+ case 'l':
+ case 'm':
+ case 'n':
+ case 'o':
+ case 'p':
+ case 'q':
+ case 'r':
+ case 's':
+ case 't':
+ case 'u':
+ case 'v':
+ case 'w':
+ case 'x':
+ case 'y':
+ case 'z': goto yy67;
+ default: goto yy66;
}
-yy52:
- ++YYCURSOR;
-#line 118 "scanner.re"
- { cur = cursor;
- yylval.regexp = strToCaseInsensitiveRE(token());
- return STRING; }
-#line 498 "<stdout>"
-yy54:
- ++YYCURSOR;
- if(YYLIMIT == YYCURSOR) YYFILL(1);
- yych = *YYCURSOR;
-yy55:
- switch(yych){
- case 0x0A: goto yy45;
- case '"': goto yy57;
- case '\\': goto yy56;
- default: goto yy54;
+yy66:
+ YYCURSOR = YYMARKER;
+ switch(yyaccept) {
+ case 0: goto yy32;
+ case 1: goto yy38;
+ case 2: goto yy40;
+ case 3: goto yy42;
+ case 6: goto yy98;
+ case 5: goto yy69;
+ case 4: goto yy46;
}
-yy56:
- ++YYCURSOR;
+yy67:
+ yyaccept = 5;
+ YYMARKER = ++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy45;
- default: goto yy54;
- }
-yy57:
- ++YYCURSOR;
-#line 114 "scanner.re"
- { cur = cursor;
- yylval.regexp = strToRE(token());
- return STRING; }
-#line 524 "<stdout>"
-yy59:
- ++YYCURSOR;
-#line 111 "scanner.re"
- { tok = cursor;
- RETURN(0); }
-#line 530 "<stdout>"
-yy61:
- ++YYCURSOR;
-#line 108 "scanner.re"
- { depth = 1;
- goto comment; }
-#line 536 "<stdout>"
-yy63:
- ++YYCURSOR;
- if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
- yych = *YYCURSOR;
- switch(yych){
- case ',': goto yy67;
case '0':
case '1':
case '2':
case '6':
case '7':
case '8':
- case '9': goto yy63;
- case '}': goto yy65;
- default: goto yy45;
- }
-yy65:
- ++YYCURSOR;
-#line 136 "scanner.re"
- { yylval.extop.minsize = atoi((char *)tok+1);
- yylval.extop.maxsize = atoi((char *)tok+1);
- RETURN(CLOSESIZE); }
-#line 562 "<stdout>"
-yy67:
+ case '9':
+ case 'A':
+ case 'B':
+ case 'C':
+ case 'D':
+ case 'E':
+ case 'F':
+ case 'G':
+ case 'H':
+ case 'I':
+ case 'J':
+ case 'K':
+ case 'L':
+ case 'M':
+ case 'N':
+ case 'O':
+ case 'P':
+ case 'Q':
+ case 'R':
+ case 'S':
+ case 'T':
+ case 'U':
+ case 'V':
+ case 'W':
+ case 'X':
+ case 'Y':
+ case 'Z':
+ case '_':
+ case 'a':
+ case 'b':
+ case 'c':
+ case 'd':
+ case 'e':
+ case 'f':
+ case 'g':
+ case 'h':
+ case 'i':
+ case 'j':
+ case 'k':
+ case 'l':
+ case 'm':
+ case 'n':
+ case 'o':
+ case 'p':
+ case 'q':
+ case 'r':
+ case 's':
+ case 't':
+ case 'u':
+ case 'v':
+ case 'w':
+ case 'x':
+ case 'y':
+ case 'z': goto yy67;
+ case ':': goto yy65;
+ default: goto yy69;
+ }
+yy69:
+#line 218 "scanner.re"
+ { cur = cursor;
+ tok+= 5; /* skip "re2c:" */
+ iscfg = 1;
+ yylval.str = new Str(token());
+ return CONFIG;
+ }
+#line 755 "<stdout>"
+yy70:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy71:
+ switch(yych){
+ case 0x0A: goto yy66;
+ case '\\': goto yy74;
+ case ']': goto yy75;
+ default: goto yy70;
+ }
+yy72:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy66;
+ case '\\': goto yy77;
+ case ']': goto yy78;
+ default: goto yy72;
+ }
+yy74:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy66;
+ default: goto yy70;
+ }
+yy75:
+ ++YYCURSOR;
+#line 190 "scanner.re"
+ { cur = cursor;
+ yylval.regexp = ranToRE(token());
+ return RANGE; }
+#line 791 "<stdout>"
+yy77:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy66;
+ default: goto yy72;
+ }
+yy78:
+ ++YYCURSOR;
+#line 186 "scanner.re"
+ { cur = cursor;
+ yylval.regexp = invToRE(token());
+ return RANGE; }
+#line 806 "<stdout>"
+yy80:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy81:
+ switch(yych){
+ case 0x0A: goto yy66;
+ case '\'': goto yy83;
+ case '\\': goto yy82;
+ default: goto yy80;
+ }
+yy82:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy66;
+ default: goto yy80;
+ }
+yy83:
+ ++YYCURSOR;
+#line 179 "scanner.re"
+ { cur = cursor;
+ yylval.regexp = strToCaseInsensitiveRE(token());
+ return STRING; }
+#line 832 "<stdout>"
+yy85:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy86:
+ switch(yych){
+ case 0x0A: goto yy66;
+ case '"': goto yy88;
+ case '\\': goto yy87;
+ default: goto yy85;
+ }
+yy87:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy66;
+ default: goto yy85;
+ }
+yy88:
+ ++YYCURSOR;
+#line 175 "scanner.re"
+ { cur = cursor;
+ yylval.regexp = strToRE(token());
+ return STRING; }
+#line 858 "<stdout>"
+yy90:
+ ++YYCURSOR;
+#line 172 "scanner.re"
+ { tok = cursor;
+ RETURN(0); }
+#line 864 "<stdout>"
+yy92:
+ ++YYCURSOR;
+#line 169 "scanner.re"
+ { depth = 1;
+ goto comment; }
+#line 870 "<stdout>"
+yy94:
yych = *++YYCURSOR;
switch(yych){
- case '}': goto yy68;
- default: goto yy71;
+ case ',': goto yy108;
+ default: goto yy96;
}
-yy68:
+yy95:
++YYCURSOR;
-#line 144 "scanner.re"
+ if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+ yych = *YYCURSOR;
+yy96:
+ switch(yych){
+ case ',': goto yy101;
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy95;
+ case '}': goto yy99;
+ default: goto yy66;
+ }
+yy97:
+ ++YYCURSOR;
+yy98:
+#line 216 "scanner.re"
+ { fatal("illegal closure form, use '{n}', '{n,}', '{n,m}' where n and m are numbers"); }
+#line 902 "<stdout>"
+yy99:
+ ++YYCURSOR;
+#line 204 "scanner.re"
+ { yylval.extop.minsize = atoi((char *)tok+1);
+ yylval.extop.maxsize = atoi((char *)tok+1);
+ RETURN(CLOSESIZE); }
+#line 909 "<stdout>"
+yy101:
+ yyaccept = 6;
+ yych = *(YYMARKER = ++YYCURSOR);
+ switch(yych){
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy104;
+ case '}': goto yy102;
+ default: goto yy98;
+ }
+yy102:
+ ++YYCURSOR;
+#line 212 "scanner.re"
{ yylval.extop.minsize = atoi((char *)tok+1);
yylval.extop.maxsize = -1;
RETURN(CLOSESIZE); }
-#line 575 "<stdout>"
-yy70:
+#line 933 "<stdout>"
+yy104:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
-yy71:
switch(yych){
case '0':
case '1':
case '6':
case '7':
case '8':
- case '9': goto yy70;
- case '}': goto yy72;
- default: goto yy45;
+ case '9': goto yy104;
+ case '}': goto yy106;
+ default: goto yy66;
}
-yy72:
+yy106:
++YYCURSOR;
-#line 140 "scanner.re"
+#line 208 "scanner.re"
{ yylval.extop.minsize = atoi((char *)tok+1);
yylval.extop.maxsize = MAX(yylval.extop.minsize,atoi(strchr((char *)tok, ',')+1));
RETURN(CLOSESIZE); }
-#line 601 "<stdout>"
+#line 958 "<stdout>"
+yy108:
+ yyaccept = 6;
+ yych = *(YYMARKER = ++YYCURSOR);
+ switch(yych){
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy104;
+ case '}': goto yy109;
+ default: goto yy98;
+ }
+yy109:
+ ++YYCURSOR;
+#line 201 "scanner.re"
+ { yylval.op = '*';
+ RETURN(CLOSE); }
+#line 981 "<stdout>"
}
-#line 162 "scanner.re"
+#line 247 "scanner.re"
code:
-#line 608 "<stdout>"
+#line 988 "<stdout>"
{
YYCTYPE yych;
if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy80;
- case '"': goto yy84;
- case '\'': goto yy85;
- case '{': goto yy78;
- case '}': goto yy76;
- default: goto yy82;
+ case 0x0A: goto yy117;
+ case '"': goto yy121;
+ case '\'': goto yy122;
+ case '{': goto yy115;
+ case '}': goto yy113;
+ default: goto yy119;
}
-yy76:
+yy113:
++YYCURSOR;
-#line 166 "scanner.re"
+#line 251 "scanner.re"
{ if(--depth == 0){
cur = cursor;
yylval.token = new Token(token(), tline);
return CODE;
}
goto code; }
-#line 630 "<stdout>"
-yy78:
+#line 1010 "<stdout>"
+yy115:
++YYCURSOR;
-#line 172 "scanner.re"
+#line 257 "scanner.re"
{ ++depth;
goto code; }
-#line 636 "<stdout>"
-yy80:
+#line 1016 "<stdout>"
+yy117:
++YYCURSOR;
-#line 174 "scanner.re"
+#line 259 "scanner.re"
{ if(cursor == eof) fatal("missing '}'");
pos = cursor; cline++;
goto code;
}
-#line 644 "<stdout>"
-yy82:
+#line 1024 "<stdout>"
+yy119:
++YYCURSOR;
-yy83:
-#line 178 "scanner.re"
+yy120:
+#line 263 "scanner.re"
{ goto code; }
-#line 650 "<stdout>"
-yy84:
+#line 1030 "<stdout>"
+yy121:
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy83;
- default: goto yy91;
+ case 0x0A: goto yy120;
+ default: goto yy128;
}
-yy85:
+yy122:
yych = *(YYMARKER = ++YYCURSOR);
switch(yych){
- case 0x0A: goto yy83;
- default: goto yy87;
+ case 0x0A: goto yy120;
+ default: goto yy124;
}
-yy86:
+yy123:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
-yy87:
+yy124:
switch(yych){
- case 0x0A: goto yy88;
- case '\'': goto yy82;
- case '\\': goto yy89;
- default: goto yy86;
+ case 0x0A: goto yy125;
+ case '\'': goto yy119;
+ case '\\': goto yy126;
+ default: goto yy123;
}
-yy88:
+yy125:
YYCURSOR = YYMARKER;
- goto yy83;
-yy89:
+ goto yy120;
+yy126:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy88;
- default: goto yy86;
+ case 0x0A: goto yy125;
+ default: goto yy123;
}
-yy90:
+yy127:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
-yy91:
+yy128:
switch(yych){
- case 0x0A: goto yy88;
- case '"': goto yy82;
- case '\\': goto yy92;
- default: goto yy90;
+ case 0x0A: goto yy125;
+ case '"': goto yy119;
+ case '\\': goto yy129;
+ default: goto yy127;
}
-yy92:
+yy129:
++YYCURSOR;
if(YYLIMIT == YYCURSOR) YYFILL(1);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy88;
- default: goto yy90;
+ case 0x0A: goto yy125;
+ default: goto yy127;
}
}
-#line 179 "scanner.re"
+#line 264 "scanner.re"
comment:
-#line 710 "<stdout>"
+#line 1090 "<stdout>"
{
YYCTYPE yych;
if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
yych = *YYCURSOR;
switch(yych){
- case 0x0A: goto yy98;
- case '*': goto yy95;
- case '/': goto yy97;
- default: goto yy100;
+ case 0x0A: goto yy135;
+ case '*': goto yy132;
+ case '/': goto yy134;
+ default: goto yy137;
}
-yy95:
+yy132:
++YYCURSOR;
switch((yych = *YYCURSOR)) {
- case '/': goto yy103;
- default: goto yy96;
+ case '/': goto yy140;
+ default: goto yy133;
}
-yy96:
-#line 193 "scanner.re"
- { goto comment; }
-#line 730 "<stdout>"
-yy97:
+yy133:
+#line 279 "scanner.re"
+ { if(cursor == eof) RETURN(0);
+ goto comment; }
+#line 1111 "<stdout>"
+yy134:
yych = *++YYCURSOR;
switch(yych){
- case '*': goto yy101;
- default: goto yy96;
+ case '*': goto yy138;
+ default: goto yy133;
}
-yy98:
+yy135:
++YYCURSOR;
-#line 189 "scanner.re"
+#line 275 "scanner.re"
{ if(cursor == eof) RETURN(0);
tok = pos = cursor; cline++;
goto comment;
}
-#line 744 "<stdout>"
-yy100:
+#line 1125 "<stdout>"
+yy137:
yych = *++YYCURSOR;
- goto yy96;
-yy101:
+ goto yy133;
+yy138:
++YYCURSOR;
-#line 187 "scanner.re"
+#line 272 "scanner.re"
{ ++depth;
+ fatal("ambiguous /* found");
goto comment; }
-#line 753 "<stdout>"
-yy103:
+#line 1135 "<stdout>"
+yy140:
++YYCURSOR;
-#line 183 "scanner.re"
+#line 268 "scanner.re"
{ if(--depth == 0)
goto scan;
else
goto comment; }
-#line 761 "<stdout>"
+#line 1143 "<stdout>"
}
-#line 194 "scanner.re"
+#line 281 "scanner.re"
+
+
+config:
+
+#line 1150 "<stdout>"
+{
+ YYCTYPE yych;
+ if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case ' ': goto yy144;
+ case '=': goto yy146;
+ default: goto yy148;
+ }
+yy144:
+ ++YYCURSOR;
+ yych = *YYCURSOR;
+ goto yy153;
+yy145:
+#line 285 "scanner.re"
+ { goto config; }
+#line 1168 "<stdout>"
+yy146:
+ ++YYCURSOR;
+ yych = *YYCURSOR;
+ goto yy151;
+yy147:
+#line 286 "scanner.re"
+ { iscfg = 2;
+ cur = cursor;
+ RETURN('=');
+ }
+#line 1179 "<stdout>"
+yy148:
+ ++YYCURSOR;
+#line 290 "scanner.re"
+ { fatal("missing '='"); }
+#line 1184 "<stdout>"
+yy150:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy151:
+ switch(yych){
+ case 0x09:
+ case ' ': goto yy150;
+ default: goto yy147;
+ }
+yy152:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy153:
+ switch(yych){
+ case 0x09:
+ case ' ': goto yy152;
+ default: goto yy145;
+ }
+}
+#line 291 "scanner.re"
+
+
+value:
+
+#line 1211 "<stdout>"
+{
+ YYCTYPE yych;
+ if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0A:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy156;
+ case '"': goto yy164;
+ case '\'': goto yy166;
+ case '-': goto yy159;
+ case '0': goto yy157;
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy160;
+ default: goto yy162;
+ }
+yy156:
+#line 300 "scanner.re"
+ { cur = cursor;
+ yylval.str = new Str(token());
+ iscfg = 0;
+ return VALUE;
+ }
+#line 1244 "<stdout>"
+yy157:
+ ++YYCURSOR;
+ switch((yych = *YYCURSOR)) {
+ case 0x09:
+ case 0x0A:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy158;
+ default: goto yy162;
+ }
+yy158:
+#line 295 "scanner.re"
+ { cur = cursor;
+ yylval.number = atoi(token().to_string().c_str());
+ iscfg = 0;
+ return NUMBER;
+ }
+#line 1262 "<stdout>"
+yy159:
+ yych = *++YYCURSOR;
+ switch(yych){
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy160;
+ default: goto yy163;
+ }
+yy160:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0A:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy158;
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': goto yy160;
+ default: goto yy162;
+ }
+yy162:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+yy163:
+ switch(yych){
+ case 0x09:
+ case 0x0A:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy156;
+ default: goto yy162;
+ }
+yy164:
+ YYMARKER = ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy174;
+ case 0x0A: goto yy156;
+ case '"': goto yy162;
+ case '\\': goto yy176;
+ default: goto yy164;
+ }
+yy166:
+ YYMARKER = ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy168;
+ case 0x0A: goto yy156;
+ case '\'': goto yy162;
+ case '\\': goto yy171;
+ default: goto yy166;
+ }
+yy168:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy170;
+ case '\'': goto yy172;
+ case '\\': goto yy173;
+ default: goto yy168;
+ }
+yy170:
+ YYCURSOR = YYMARKER;
+ goto yy156;
+yy171:
+ YYMARKER = ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy168;
+ case 0x0A: goto yy156;
+ default: goto yy166;
+ }
+yy172:
+ yych = *++YYCURSOR;
+ goto yy156;
+yy173:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy170;
+ default: goto yy168;
+ }
+yy174:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy170;
+ case '"': goto yy172;
+ case '\\': goto yy177;
+ default: goto yy174;
+ }
+yy176:
+ YYMARKER = ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x09:
+ case 0x0D:
+ case ' ':
+ case ';': goto yy174;
+ case 0x0A: goto yy156;
+ default: goto yy164;
+ }
+yy177:
+ ++YYCURSOR;
+ if(YYLIMIT == YYCURSOR) YYFILL(1);
+ yych = *YYCURSOR;
+ switch(yych){
+ case 0x0A: goto yy170;
+ default: goto yy174;
+ }
+}
+#line 305 "scanner.re"
}
-void Scanner::fatal(char *msg){
- std::cerr << "line " << tline << ", column " << (tchar + 1) << ": "
- << msg << std::endl;
- exit(1);
+void Scanner::fatal(uint ofs, const char *msg) const
+{
+ out.flush();
+ std::cerr << "re2c: error: "
+ << "line " << tline << ", column " << (tchar + ofs + 1) << ": "
+ << msg << std::endl;
+ exit(1);
}
+
+} // end namespace re2c
+
-
+/* $Id$ */
#include <stdlib.h>
#include <string.h>
#include <iostream>
+#include <sstream>
#include "scanner.h"
#include "parser.h"
#include "y.tab.h"
+#include "globals.h"
+#include "dfa.h"
extern YYSTYPE yylval;
#define RETURN(i) {cur = cursor; return i;}
+namespace re2c
+{
-Scanner::Scanner(std::istream& i) : in(i),
- bot(NULL), tok(NULL), ptr(NULL), cur(NULL), pos(NULL), lim(NULL),
- top(NULL), eof(NULL), tchar(0), tline(0), cline(1) {
+Scanner::Scanner(std::istream& i, std::ostream& o)
+ : in(i)
+ , out(o)
+ , bot(NULL), tok(NULL), ptr(NULL), cur(NULL), pos(NULL), lim(NULL)
+ , top(NULL), eof(NULL), tchar(0), tline(0), cline(1), iscfg(0)
+{
;
}
-char *Scanner::fill(char *cursor){
- if(!eof){
- uint cnt = tok - bot;
- if(cnt){
- memcpy(bot, tok, lim - tok);
- tok = bot;
- ptr -= cnt;
- cursor -= cnt;
- pos -= cnt;
- lim -= cnt;
- }
- if((top - lim) < BSIZE){
- char *buf = new char[(lim - bot) + BSIZE];
- memcpy(buf, tok, lim - tok);
- tok = buf;
- ptr = &buf[ptr - bot];
- cursor = &buf[cursor - bot];
- pos = &buf[pos - bot];
- lim = &buf[lim - bot];
- top = &lim[BSIZE];
- delete [] bot;
- bot = buf;
- }
- if((cnt = in.rdbuf()->sgetn((char*) lim, BSIZE)) != BSIZE){
- eof = &lim[cnt]; *eof++ = '\n';
+char *Scanner::fill(char *cursor)
+{
+ if(!eof)
+ {
+ uint cnt = tok - bot;
+ if(cnt)
+ {
+ memcpy(bot, tok, lim - tok);
+ tok = bot;
+ ptr -= cnt;
+ cursor -= cnt;
+ pos -= cnt;
+ lim -= cnt;
+ }
+ if((top - lim) < BSIZE)
+ {
+ char *buf = new char[(lim - bot) + BSIZE];
+ memcpy(buf, tok, lim - tok);
+ tok = buf;
+ ptr = &buf[ptr - bot];
+ cursor = &buf[cursor - bot];
+ pos = &buf[pos - bot];
+ lim = &buf[lim - bot];
+ top = &lim[BSIZE];
+ delete [] bot;
+ bot = buf;
+ }
+ in.read(lim, BSIZE);
+ if ((cnt = in.gcount()) != BSIZE )
+ {
+ eof = &lim[cnt]; *eof++ = '\0';
+ }
+ lim += cnt;
}
- lim += cnt;
- }
- return cursor;
+ return cursor;
}
/*!re2c
-any = [\000-\377];
-dot = any \ [\n];
-esc = dot \ [\\];
-cstring = "[" ((esc \ [\]]) | "\\" dot)* "]" ;
-dstring = "\"" ((esc \ ["] ) | "\\" dot)* "\"";
-sstring = "'" ((esc \ ['] ) | "\\" dot)* "'" ;
-letter = [a-zA-Z];
-digit = [0-9];
+zero = "\000";
+any = [\000-\377];
+dot = any \ [\n];
+esc = dot \ [\\];
+istring = "[" "^" ((esc \ [\]]) | "\\" dot)* "]" ;
+cstring = "[" ((esc \ [\]]) | "\\" dot)* "]" ;
+dstring = "\"" ((esc \ ["] ) | "\\" dot)* "\"";
+sstring = "'" ((esc \ ['] ) | "\\" dot)* "'" ;
+letter = [a-zA-Z];
+digit = [0-9];
+number = "0" | ("-"? [1-9] digit*);
+name = letter (letter|digit)*;
+cname = ":" letter (letter|digit|"_")*;
+space = [ \t];
+eol = ("\r\n" | "\n");
+config = "re2c" cname+;
+value = [^\r\n; \t]* | dstring | sstring;
*/
-int Scanner::echo(std::ostream &out){
+int Scanner::echo()
+{
char *cursor = cur;
+ bool ignore_eoc = false;
- // Catch EOF
- if (eof && cursor == eof)
+ if (eof && cursor == eof) // Catch EOF
+ {
return 0;
+ }
tok = cursor;
echo:
/*!re2c
- "/*!re2c" { out.write((const char*)(tok), (const char*)(&cursor[-7]) - (const char*)(tok));
- tok = cursor;
- RETURN(1); }
- "\n" { if(cursor == eof) RETURN(0);
- out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
- tok = pos = cursor; cline++;
- goto echo; }
- any { goto echo; }
+ "/*!re2c" {
+ out.write((const char*)(tok), (const char*)(&cursor[-7]) - (const char*)(tok));
+ tok = cursor;
+ RETURN(1);
+ }
+ "/*!max:re2c" {
+ out << "#define YYMAXFILL " << maxFill << std::endl;
+ tok = pos = cursor;
+ ignore_eoc = true;
+ goto echo;
+ }
+ "*" "/" {
+ if (ignore_eoc) {
+ ignore_eoc = false;
+ } else {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
+ }
+ tok = pos = cursor;
+ goto echo;
+ }
+ "\n" {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok));
+ tok = pos = cursor; cline++;
+ goto echo;
+ }
+ zero {
+ out.write((const char*)(tok), (const char*)(cursor) - (const char*)(tok) - 1); // -1 so we don't write out the \0
+ if(cursor == eof) {
+ RETURN(0);
+ }
+ }
+ any {
+ goto echo;
+ }
*/
}
-int Scanner::scan(){
+int Scanner::scan()
+{
char *cursor = cur;
uint depth;
tchar = cursor - pos;
tline = cline;
tok = cursor;
+ if (iscfg == 1)
+ {
+ goto config;
+ }
+ else if (iscfg == 2)
+ {
+ goto value;
+ }
/*!re2c
"{" { depth = 1;
goto code;
"\"" { fatal("unterminated string constant (missing \")"); }
"'" { fatal("unterminated string constant (missing ')"); }
+ istring { cur = cursor;
+ yylval.regexp = invToRE(token());
+ return RANGE; }
+
cstring { cur = cursor;
yylval.regexp = ranToRE(token());
return RANGE; }
[*+?] { yylval.op = *tok;
RETURN(CLOSE); }
+ "{0,}" { yylval.op = '*';
+ RETURN(CLOSE); }
+
"{" [0-9]+ "}" { yylval.extop.minsize = atoi((char *)tok+1);
yylval.extop.maxsize = atoi((char *)tok+1);
RETURN(CLOSESIZE); }
yylval.extop.maxsize = -1;
RETURN(CLOSESIZE); }
- letter (letter|digit)* { cur = cursor;
+ "{" [0-9]* "," { fatal("illegal closure form, use '{n}', '{n,}', '{n,m}' where n and m are numbers"); }
+
+ config { cur = cursor;
+ tok+= 5; /* skip "re2c:" */
+ iscfg = 1;
+ yylval.str = new Str(token());
+ return CONFIG;
+ }
+
+ name { cur = cursor;
yylval.symbol = Symbol::find(token());
return ID; }
- [ \t]+ { goto scan; }
+ "." { cur = cursor;
+ yylval.regexp = mkDot();
+ return RANGE;
+ }
+
+ space+ { goto scan; }
- "\n" { if(cursor == eof) RETURN(0);
+ eol { if(cursor == eof) RETURN(0);
pos = cursor; cline++;
goto scan;
}
- any { std::cerr << "unexpected character: " << *tok << std::endl;
+ any { std::ostringstream msg;
+ msg << "unexpected character: ";
+ prtChOrHex(msg, *tok);
+ fatal(msg.str().c_str());
goto scan;
}
*/
comment:
/*!re2c
- "*/" { if(--depth == 0)
+ "*/" { if(--depth == 0)
goto scan;
else
goto comment; }
- "/*" { ++depth;
+ "/*" { ++depth;
+ fatal("ambiguous /* found");
goto comment; }
- "\n" { if(cursor == eof) RETURN(0);
+ "\n" { if(cursor == eof) RETURN(0);
tok = pos = cursor; cline++;
goto comment;
}
- any { goto comment; }
+ any { if(cursor == eof) RETURN(0);
+ goto comment; }
+*/
+
+config:
+/*!re2c
+ space+ { goto config; }
+ "=" space* { iscfg = 2;
+ cur = cursor;
+ RETURN('=');
+ }
+ any { fatal("missing '='"); }
+*/
+
+value:
+/*!re2c
+ number { cur = cursor;
+ yylval.number = atoi(token().to_string().c_str());
+ iscfg = 0;
+ return NUMBER;
+ }
+ value { cur = cursor;
+ yylval.str = new Str(token());
+ iscfg = 0;
+ return VALUE;
+ }
*/
}
-void Scanner::fatal(char *msg){
- std::cerr << "line " << tline << ", column " << (tchar + 1) << ": "
- << msg << std::endl;
- exit(1);
+void Scanner::fatal(uint ofs, const char *msg) const
+{
+ out.flush();
+ std::cerr << "re2c: error: "
+ << "line " << tline << ", column " << (tchar + ofs + 1) << ": "
+ << msg << std::endl;
+ exit(1);
}
+
+} // end namespace re2c
+
projects / re2c / commitdiff