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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.
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@ -24,7 +24,7 @@
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* Portions Copyright (c) 1994, Regents of the University of California
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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*
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* IDENTIFICATION
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.127 2005/06/26 19:16:05 tgl Exp $
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* $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.128 2005/08/16 00:48:12 tgl Exp $
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*
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*
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*-------------------------------------------------------------------------
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*-------------------------------------------------------------------------
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*/
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*/
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@ -633,6 +633,15 @@ other .
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return yytext[0];
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return yytext[0];
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}
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}
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/*
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* Complain if operator is too long. Unlike the case
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* for identifiers, we make this an error not a notice-
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* and-truncate, because the odds are we are looking at
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* a syntactic mistake anyway.
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*/
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if (nchars >= NAMEDATALEN)
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yyerror("operator too long");
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/* Convert "!=" operator to "<>" for compatibility */
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/* Convert "!=" operator to "<>" for compatibility */
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if (strcmp(yytext, "!=") == 0)
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if (strcmp(yytext, "!=") == 0)
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yylval.str = pstrdup("<>");
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yylval.str = pstrdup("<>");
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