Libc-1353.11.2.tar.gz

[apple/libc.git] / stdio / FreeBSD / fgetln.c

diff --git a/stdio/FreeBSD/fgetln.c b/stdio/FreeBSD/fgetln.c
index bbad594a037b2f36c334079b9705d00153c049b5..8de4aa92e1f992541741cb560d7cd1b1440e2b70 100644 (file)
--- a/stdio/FreeBSD/fgetln.c
+++ b/stdio/FreeBSD/fgetln.c
@@ -37,6 +37,7 @@ static char sccsid[] = "@(#)fgetln.c  8.2 (Berkeley) 1/2/94";
 __FBSDID("$FreeBSD: src/lib/libc/stdio/fgetln.c,v 1.11 2007/01/09 00:28:06 imp Exp $");
 
 #include "namespace.h"
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -61,6 +62,10 @@ __slbexpand(FILE *fp, size_t newsize)
 #endif
        if (fp->_lb._size >= newsize)
                return (0);
+       if (newsize > INT_MAX) {
+               errno = ENOMEM;
+               return (-1);
+       }
        if ((p = realloc(fp->_lb._base, newsize)) == NULL)
                return (-1);
        fp->_lb._base = p;
@@ -159,6 +164,7 @@ fgetln(FILE *fp, size_t *lenp)
 
 error:
        *lenp = 0;              /* ??? */
+       fp->_flags |= __SERR;
        FUNLOCKFILE(fp);
        return (NULL);          /* ??? */
 }