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libunwind-eh_elf/doc/unw_apply_reg_state.man

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.TH "UNW\\_APPLY\\_REG\\_STATE" "3" "16 August 2017" "Programming Library " "Programming Library "
.SH NAME
unw_apply_reg_state
\-\- apply a register state update to a cursor
.PP
.SH SYNOPSIS
.PP
#include <libunwind.h>
.br
.PP
int
unw_apply_reg_state(unw_cursor_t *cp,
void *reg_states_data);
.br
.PP
.SH DESCRIPTION
.PP
The unw_apply_reg_state()
routine updates the register values
of a cursor according to the instructions in reg_states_data,
which have been obtained by calling unw_reg_states_iterate\&.
.PP
.SH RETURN VALUE
.PP
On successful completion, unw_apply_reg_state()
returns 0.
Otherwise the negative value of one of the error\-codes below is
returned.
.PP
.SH THREAD AND SIGNAL SAFETY
.PP
unw_apply_reg_state()
is thread\-safe. If cursor cp
is
in the local address\-space, this routine is also safe to use from a
signal handler.
.PP
.SH ERRORS
.PP
.TP
UNW_EUNSPEC
An unspecified error occurred.
.TP
UNW_ENOINFO
Libunwind
was unable to locate
unwind\-info for the procedure.
.TP
UNW_EBADVERSION
The unwind\-info for the procedure has
version or format that is not understood by libunwind\&.
.PP
In addition, unw_apply_reg_state()
may return any error
returned by the access_mem()
call\-back (see
unw_create_addr_space(3)).
.PP
.SH SEE ALSO
.PP
libunwind(3),
unw_reg_states_iterate(3)
.PP
.SH AUTHOR
.PP
David Mosberger\-Tang
.br
Email: \fBdmosberger@gmail.com\fP
.br
WWW: \fBhttp://www.nongnu.org/libunwind/\fP\&.
.\" NOTE: This file is generated, DO NOT EDIT.