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.TH "UNW\\_REGNAME" "3" "31 March 2003" "Programming Library " "Programming Library "
.SH NAME
unw_regname
\-\- get register name 
.PP
.SH SYNOPSIS

.PP
#include <libunwind.h>
.br
.PP
const char *unw_regname(unw_regnum_t
regnum);
.br
.PP
.SH DESCRIPTION

.PP
The unw_regname()
routine returns a printable name for 
register regnum\&.
If regnum
is an invalid or otherwise 
unrecognized register number, a string consisting of three question 
marks is returned. The returned string is statically allocated and 
therefore guaranteed to remain valid until the application terminates. 
.PP
.SH RETURN VALUE

.PP
The unw_regname()
routine cannot fail and always returns a 
valid (non\-NULL)
string. 
.PP
.SH THREAD AND SIGNAL SAFETY

.PP
The unw_regname()
routine is thread\-safe as well as safe to 
use from a signal handler. 
.PP
.SH SEE ALSO

.PP
libunwind(3)
.PP
.SH AUTHOR

.PP
David Mosberger\-Tang
.br 
Hewlett\-Packard Labs
.br 
Palo\-Alto, CA 94304
.br 
Email: \fBdavidm@hpl.hp.com\fP
.br
WWW: \fBhttp://www.hpl.hp.com/research/linux/libunwind/\fP\&.
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