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\" Copyright (c) 2010 Kai Wang
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\" Id: dwarf_diename.3 3962 2022-03-12 15:56:10Z jkoshy
\"
Dd March 31, 2010
Dt DWARF_DIENAME 3
Os
Sh NAME
Nm dwarf_diename
Nd retrieve the name associated with a debugging information entry
Sh LIBRARY
Lb libdwarf
Sh SYNOPSIS
In libdwarf.h
Ft int
Fn dwarf_diename "Dwarf_Die die" "char **ret_name" "Dwarf_Error *err"
Sh DESCRIPTION
Function
Fn dwarf_diename
retrieves a pointer to the NUL-terminated string associated with the
Dv DW_AT_name
attribute of the debugging information entry descriptor referenced by
argument
Fa die .
If the pointer was successfully retrieved, it is stored in the location
pointed to by argument
Fa ret_name .
Sh RETURN VALUES
Function
Fn dwarf_diename
returns
Dv DW_DLV_OK
on success.
Pp
If the debugging information entry descriptor denoted by argument
Fa die
does not contain a
Dv DW_AT_name
attribute, the function returns
Dv DW_DLV_NO_ENTRY
and sets argument
Fa err .
For other errors, it returns
Dv DW_DLV_ERROR
and sets argument
Fa err .
Sh ERRORS
Function
Fn dwarf_diename
can fail with the following errors:
Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
It Bq Er DW_DLE_ARGUMENT
Either of arguments
Fa die
or
Fa ret_name
was
Dv NULL .
It Bq Er DW_DLE_NO_ENTRY
Argument
Fa die
had no
Dv DW_AT_name
attribute.
El
Sh SEE ALSO
Xr dwarf 3 ,
Xr dwarf_die_abbrev_code 3 ,
Xr dwarf_dieoffset 3 ,
Xr dwarf_tag 3

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