1.\" Copyright (c) 2011 Kai Wang
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25.\" $Id: dwarf_add_AT_producer.3 3640 2018-10-14 14:09:13Z jkoshy $
26.\"
27.Dd September 4, 2011
28.Dt DWARF_ADD_AT_PRODUCER 3
29.Os
30.Sh NAME
31.Nm dwarf_add_AT_producer
32.Nd create and attach a DW_AT_producer attribute
33.Sh LIBRARY
34.Lb libdwarf
35.Sh SYNOPSIS
36.In libdwarf.h
37.Ft Dwarf_P_Attribute
38.Fo dwarf_add_AT_producer
39.Fa "Dwarf_P_Die die"
40.Fa "char *producer"
41.Fa "Dwarf_Error *err"
42.Fc
43.Sh DESCRIPTION
44Function
45.Fn dwarf_add_AT_producer
46creates a
47.Dv DW_AT_producer
48attribute descriptor and attaches it to the debugging information
49entry referenced by argument
50.Ar die .
51The created attribute will have DWARF form
52.Dv DW_FORM_strp .
53.Pp
54Argument
55.Ar die
56should reference a debugging information entry allocated using
57.Xr dwarf_new_die 3 .
58.Pp
59Argument
60.Ar producer
61should point to a NUL-terminated string which will become the value of
62the created attribute.
63.Pp
64If argument
65.Ar err
66is not NULL, it will be used to store error information in case
67of an error.
68.Sh RETURN VALUES
69On success, function
70.Fn dwarf_add_AT_producer
71returns the created attribute descriptor.
72In case of an error, function
73.Fn dwarf_add_AT_producer
74returns
75.Dv DW_DLV_BADADDR
76and sets the argument
77.Ar err .
78.Sh ERRORS
79Function
80.Fn dwarf_add_AT_producer
81can fail with:
82.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
83.It Bq Er DW_DLE_ARGUMENT
84Either of the arguments
85.Ar die
86or
87.Ar producer
88was NULL.
89.It Bq Er DW_DLE_MEMORY
90An out of memory condition was encountered during the execution of
91the function.
92.El
93.Sh SEE ALSO
94.Xr dwarf 3 ,
95.Xr dwarf_add_AT_comp_dir 3 ,
96.Xr dwarf_add_AT_const_value_string 3 ,
97.Xr dwarf_add_AT_name 3 ,
98.Xr dwarf_add_AT_string 3 ,
99.Xr dwarf_new_die 3
100