freebsd-skq/contrib/elftoolchain/libdwarf/dwarf_new_fde.3

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.\" Copyright (c) 2011 Kai Wang
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.\" $Id: dwarf_new_fde.3 2074 2011-10-27 03:34:33Z jkoshy $
.\"
.Dd September 24, 2011
.Os
.Dt DWARF_NEW_FDE 3
.Sh NAME
.Nm dwarf_new_fde
.Nd allocate a DWARF frame descriptor
.Sh LIBRARY
.Lb libdwarf
.Sh SYNOPSIS
.In libdwarf.h
.Ft "Dwarf_P_Fde"
.Fo dwarf_new_fde
.Fa "Dwarf_P_Debug dbg"
.Fa "Dwarf_Error *err"
.Fc
.Sh DESCRIPTION
Function
.Fn dwarf_new_fde
allocates a new DWARF frame descriptor.
.Pp
Argument
.Ar dbg
should reference a DWARF producer instance allocated using
.Xr dwarf_producer_init 3
or
.Xr dwarf_producer_init_b 3 .
.Pp
If argument
.Ar err
is not NULL, it will be used to store error information in case of an
error.
.Sh RETURN VALUES
On success, function
.Fn dwarf_new_fde
returns the newly created frame descriptor.
In case of an error, function
.Fn dwarf_new_fde
returns
.Dv DW_DLV_BADADDR
and sets the argument
.Ar err .
.Sh ERRORS
Function
.Fn dwarf_new_fde
can fail with:
.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
.It Bq Er DW_DLE_ARGUMENT
Argument
.Ar dbg
was NULL.
.It Bq Er DW_DLE_MEMORY
An out of memory condition was encountered during the execution of the
function.
.El
.Sh SEE ALSO
.Xr dwarf 3 ,
.Xr dwarf_add_fde_inst 3 ,
.Xr dwarf_add_frame_fde 3 ,
.Xr dwarf_add_frame_fde_b 3 ,
.Xr dwarf_add_frame_cie 3 ,
.Xr dwarf_fde_cfa_offset 3