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[dragonfly.git] / secure / lib / libcrypto / man / ERR_set_mark.3
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133.\" ========================================================================
134.\"
135.IX Title "ERR_set_mark 3"
1acffe94 136.TH ERR_set_mark 3 "2015-12-03" "1.0.1q" "OpenSSL"
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137.\" For nroff, turn off justification. Always turn off hyphenation; it makes
138.\" way too many mistakes in technical documents.
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141.SH "NAME"
142ERR_set_mark, ERR_pop_to_mark \- set marks and pop errors until mark
143.SH "SYNOPSIS"
144.IX Header "SYNOPSIS"
145.Vb 1
146\& #include <openssl/err.h>
e257b235 147\&
a561f9ff 148\& int ERR_set_mark(void);
e257b235 149\&
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150\& int ERR_pop_to_mark(void);
151.Ve
152.SH "DESCRIPTION"
153.IX Header "DESCRIPTION"
154\&\fIERR_set_mark()\fR sets a mark on the current topmost error record if there
155is one.
156.PP
157\&\fIERR_pop_to_mark()\fR will pop the top of the error stack until a mark is found.
158The mark is then removed. If there is no mark, the whole stack is removed.
159.SH "RETURN VALUES"
160.IX Header "RETURN VALUES"
161\&\fIERR_set_mark()\fR returns 0 if the error stack is empty, otherwise 1.
162.PP
163\&\fIERR_pop_to_mark()\fR returns 0 if there was no mark in the error stack, which
164implies that the stack became empty, otherwise 1.
165.SH "SEE ALSO"
166.IX Header "SEE ALSO"
167\&\fIerr\fR\|(3)
168.SH "HISTORY"
169.IX Header "HISTORY"
170\&\fIERR_set_mark()\fR and \fIERR_pop_to_mark()\fR were added in OpenSSL 0.9.8.