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jail: make sure jail.conf parse errors exit, and not crash.

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Reported by:	Mason Loring Bliss
This commit is contained in:
Jamie Gritton 2024-01-20 21:20:59 -08:00
parent deeb1d3402
commit 768149ff15
1 changed files with 6 additions and 3 deletions
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9
usr.sbin/jail/jailparse.y
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@ -234,16 +234,19 @@ extern int YYLEX_DECL();
static void
YYERROR_DECL()
{
struct cflex *cflex = yyget_extra(scanner);
if (!yyget_text(scanner))
warnx("%s line %d: %s",
yyget_extra(scanner)->cfname, yyget_lineno(scanner), s);
cflex->cfname, yyget_lineno(scanner), s);
else if (!yyget_text(scanner)[0])
warnx("%s: unexpected EOF",
yyget_extra(scanner)->cfname);
cflex->cfname);
else
warnx("%s line %d: %s: %s",
yyget_extra(scanner)->cfname, yyget_lineno(scanner),
cflex->cfname, yyget_lineno(scanner),
yyget_text(scanner), s);
cflex->error = 1;
}
/* Handle special parameters (i.e. the include directive).