104 lines
3.0 KiB
Groff
104 lines
3.0 KiB
Groff
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.\" Copyright (c) 2011 Kai Wang
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $Id: dwarf_add_varname.3 2072 2011-10-27 03:26:49Z jkoshy $
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.\"
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.Dd September 24, 2011
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.Os
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.Dt DWARF_ADD_VARNAME 3
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.Sh NAME
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.Nm dwarf_add_varname
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.Nd add information about a static variable to a DWARF producer instance
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.Sh LIBRARY
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.Lb libdwarf
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.Sh SYNOPSIS
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.In libdwarf.h
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.Ft "Dwarf_Unsigned"
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.Fo dwarf_add_varname
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.Fa "Dwarf_P_Debug dbg"
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.Fa "Dwarf_P_Die die"
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.Fa "char *name"
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.Fa "Dwarf_Error *err"
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.Fc
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.Sh DESCRIPTION
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Function
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.Fn dwarf_add_varname
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adds information about a static variable to a DWARF producer instance.
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.Pp
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Argument
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.Ar dbg
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should reference a DWARF producer instance allocated using
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.Xr dwarf_producer_init 3
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or
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.Xr dwarf_producer_init_b 3 .
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.Pp
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Argument
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.Ar die
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specifies the debugging information entry associated with the static
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variable.
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.Pp
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Argument
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.Ar name
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should point to a NUL-terminated string containing the name
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of the static variable.
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.Pp
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If argument
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.Ar err
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is not NULL, it will be used to store error information in case of an
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error.
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.Sh RETURN VALUES
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On success, function
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.Fn dwarf_add_varname
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returns a non-zero value.
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In case of an error, function
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.Fn dwarf_add_varname
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returns 0 and sets
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the argument
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.Ar err .
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.Sh ERRORS
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Function
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.Fn dwarf_add_varname
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can fail with:
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.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
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.It Bq Er DW_DLE_ARGUMENT
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One of the arguments
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.Ar dbg ,
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.Ar die
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or
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.Ar name
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was NULL.
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.It Bq Er DW_DLE_MEMORY
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An out of memory condition was encountered during the execution of the
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function.
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.El
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.Sh SEE ALSO
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.Xr dwarf 3 ,
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.Xr dwarf_add_funcname 3 ,
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.Xr dwarf_add_pubname 3 ,
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.Xr dwarf_add_typename 3 ,
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.Xr dwarf_add_weakname 3 ,
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.Xr dwarf_new_die 3 ,
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.Xr dwarf_producer_init 3 ,
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.Xr dwarf_producer_init_b 3
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