jonas at zeus.rug.ac.be
Wed Apr 10 15:52:11 CEST 2002
On dinsdag, maart 26, 2002, at 04:43 , ron wilson wrote:
> so in my application, yyleng is referencing the length of the string,
> yytext, by using the absolute identifier. i thought i could change all
> references to yyleng to length(yytext), but the lexer often assigns
> manually (ugh!), e.g. yyleng:=n; OR inc(yyleng);.
You can use setlength(yytext,n) and setlength(yytext,length(yytext)+1)
in those cases. But when you're using ansistrings, make sure you do
those length adaptions *before* you write anything past the previous
end-of-string, since otherwise you'll get segmentation faults.
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