Viewing file:  03_eof_rule.c (1.55 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* Generated by re2c */
#line 1 "c/eof/03_eof_rule.re"
// re2c $INPUT -o $OUTPUT
#include <assert.h>
// Expect a null-terminated string.
static int lex(const char *str, unsigned int len) {
const char *YYCURSOR = str, *YYLIMIT = str + len, *YYMARKER;
int count = 0;
for (;;) {
#line 14 "c/eof/03_eof_rule.c"
{
char yych;
yych = *YYCURSOR;
switch (yych) {
case ' ': goto yy3;
case '\'': goto yy5;
default:
if (YYLIMIT <= YYCURSOR) goto yy10;
goto yy1;
}
yy1:
++YYCURSOR;
yy2:
#line 17 "c/eof/03_eof_rule.re"
{ return -1; }
#line 30 "c/eof/03_eof_rule.c"
yy3:
yych = *++YYCURSOR;
switch (yych) {
case ' ': goto yy3;
default: goto yy4;
}
yy4:
#line 20 "c/eof/03_eof_rule.re"
{ continue; }
#line 40 "c/eof/03_eof_rule.c"
yy5:
yych = *(YYMARKER = ++YYCURSOR);
if (yych >= 0x01) goto yy7;
if (YYLIMIT <= YYCURSOR) goto yy2;
yy6:
yych = *++YYCURSOR;
yy7:
switch (yych) {
case '\'': goto yy8;
case '\\': goto yy9;
default:
if (YYLIMIT <= YYCURSOR) goto yy11;
goto yy6;
}
yy8:
++YYCURSOR;
#line 19 "c/eof/03_eof_rule.re"
{ ++count; continue; }
#line 59 "c/eof/03_eof_rule.c"
yy9:
yych = *++YYCURSOR;
if (yych <= 0x00) {
if (YYLIMIT <= YYCURSOR) goto yy11;
goto yy6;
}
goto yy6;
yy10:
#line 18 "c/eof/03_eof_rule.re"
{ return count; }
#line 70 "c/eof/03_eof_rule.c"
yy11:
YYCURSOR = YYMARKER;
goto yy2;
}
#line 21 "c/eof/03_eof_rule.re"
}
}
#define TEST(s, r) assert(lex(s, sizeof(s) - 1) == r)
int main() {
TEST("", 0);
TEST("'qu\0tes' 'are' 'fine: \\'' ", 3);
TEST("'unterminated\\'", -1);
return 0;
}
|