diff options
| -rw-r--r-- | src/backend/parser/scan.l | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/src/backend/parser/scan.l b/src/backend/parser/scan.l index ae4200081a8..841053694a5 100644 --- a/src/backend/parser/scan.l +++ b/src/backend/parser/scan.l @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.13 1997/06/29 17:29:14 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.14 1997/08/20 01:50:06 vadim Exp $ * *------------------------------------------------------------------------- */ @@ -36,6 +36,10 @@ extern char *parseString; extern char *parseCh; +int CurScanPosition(void); +int DefaultStartPosition; +int CheckStartPosition; + /* some versions of lex define this as a macro */ #if defined(yywrap) #undef yywrap @@ -173,6 +177,10 @@ other . keyword = ScanKeywordLookup((char*)yytext); if (keyword != NULL) { + if ( keyword->value == DEFAULT ) + DefaultStartPosition = CurScanPosition () + yyleng + 1; + else if ( keyword->value == CHECK ) + CheckStartPosition = CurScanPosition () + yyleng + 1; return (keyword->value); } else { yylval.str = pstrdup((char*)yytext); @@ -240,6 +248,12 @@ unput(char c) *--parseCh = c; } } + +int +CurScanPosition(void) +{ + return (parseCh - parseString - yyleng - 1); +} #endif /* !defined(FLEX_SCANNER) */ #ifdef FLEX_SCANNER @@ -265,16 +279,11 @@ myinput(char* buf, int max) } } -#ifdef NOT_USED -char* -CurScan(void) +int +CurScanPosition(void) { -/* - return (InputFrag ? InputFrag : parseCh) + - (yy_c_buf_p - &yy_current_buffer->yy_ch_buf[yy_n_chars]); -*/ + return (yy_c_buf_p - yy_current_buffer->yy_ch_buf - yyleng); } -#endif #endif /* FLEX_SCANNER */ |