1.\" Copyright (c) 2011 Kai Wang
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25.\" $Id: dwarf_find_macro_value_start.3 2073 2011-10-27 03:30:47Z jkoshy $
26.\"
27.Dd March 26, 2011
28.Os
29.Dt DWARF_FIND_MACRO_VALUE_START 3
30.Sh NAME
31.Nm dwarf_find_macro_value_start
32.Nd return the address of the first byte of a macro value
33.Sh LIBRARY
34.Lb libdwarf
35.Sh SYNOPSIS
36.In libdwarf.h
37.Ft char *
38.Fo dwarf_find_macro_value_start
39.Fa "char *macro_string"
40.Fc
41.Sh DESCRIPTION
42Given a DWARF macro string, function
43.Fn dwarf_find_macro_value_start
44returns a pointer to the first byte of the macro value part of the
45macro string.
46.Pp
47Argument
48.Ar macro_string
49should be a NUL-terminated string conforming to the macro format
50defined in the DWARF standard; see
51.Xr dwarf 4 .
52.Sh RETURN VALUES
53On success, function
54.Fn dwarf_find_macro_value_start
55returns a pointer to the first byte of the macro value.
56If the macro value part was not found, function
57.Fn dwarf_find_macro_value_start
58returns a pointer to the NUL-byte terminating argument
59.Ar macro_string .
60.Pp
61Function
62.Fn dwarf_find_macro_value_start
63returns NULL if argument
64.Ar macro_string
65was NULL.
66.Sh SEE ALSO
67.Xr dwarf 3 ,
68.Xr dwarf_get_macro_details 3
69