diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-08-16 00:48:43 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-08-16 00:48:43 +0000 |
| commit | e2e2e15cf89ec67eeed443e4548b72e701a3d202 (patch) | |
| tree | 00045aba76e50e46859de7c7c12ae27b6b6c6e9e | |
| parent | ec70ca7954353773cd1de8d0ed719232aa2453ec (diff) | |
| download | postgresql-e2e2e15cf89ec67eeed443e4548b72e701a3d202.tar.gz | |
Reject operator names >= NAMEDATALEN characters. These will not work
anyway, and in assert-enabled builds you are likely to get an assertion
failure. Backpatch as far as 7.3; 7.2 seems not to have the problem.
| -rw-r--r-- | src/backend/parser/scan.l | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/backend/parser/scan.l b/src/backend/parser/scan.l index c3a423a7f4..c87752fc5e 100644 --- a/src/backend/parser/scan.l +++ b/src/backend/parser/scan.l @@ -9,7 +9,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.111.2.1 2004/02/21 00:35:13 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.111.2.2 2005/08/16 00:48:43 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -479,6 +479,15 @@ other . return yytext[0]; } + /* + * Complain if operator is too long. Unlike the case + * for identifiers, we make this an error not a notice- + * and-truncate, because the odds are we are looking at + * a syntactic mistake anyway. + */ + if (nchars >= NAMEDATALEN) + yyerror("operator too long"); + /* Convert "!=" operator to "<>" for compatibility */ if (strcmp(yytext, "!=") == 0) yylval.str = pstrdup("<>"); |