1=pod
2
3=head1 NAME
4
5ERR_set_mark, ERR_pop_to_mark - set marks and pop errors until mark
6
7=head1 SYNOPSIS
8
9 #include <openssl/err.h>
10
11 int ERR_set_mark(void);
12
13 int ERR_pop_to_mark(void);
14
15=head1 DESCRIPTION
16
17ERR_set_mark() sets a mark on the current topmost error record if there
18is one.
19
20ERR_pop_to_mark() will pop the top of the error stack until a mark is found.
21The mark is then removed.  If there is no mark, the whole stack is removed.
22
23=head1 RETURN VALUES
24
25ERR_set_mark() returns 0 if the error stack is empty, otherwise 1.
26
27ERR_pop_to_mark() returns 0 if there was no mark in the error stack, which
28implies that the stack became empty, otherwise 1.
29
30=head1 COPYRIGHT
31
32Copyright 2003-2017 The OpenSSL Project Authors. All Rights Reserved.
33
34Licensed under the OpenSSL license (the "License").  You may not use
35this file except in compliance with the License.  You can obtain a copy
36in the file LICENSE in the source distribution or at
37L<https://www.openssl.org/source/license.html>.
38
39=cut
40