xref: /illumos-gate/usr/src/man/man3proc/Pplatform.3proc (revision 4db555a5389470c6f15aa8b50a38ca5d533d0641)
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12.\" Copyright 2015 Joyent, Inc.
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14.Dd May 11, 2016
15.Dt PPLATFORM 3PROC
16.Os
17.Sh NAME
18.Nm Pplatform
19.Nd get platform string
20.Sh LIBRARY
21.Lb libproc
22.Sh SYNOPSIS
23.In libproc.h
24.Ft "char *"
25.Fo Pplatform
26.Fa "struct ps_prochandle *P"
27.Fa "char *buffer"
28.Fa "size_t bufsize"
29.Fc
30.Sh DESCRIPTION
31The
32.Fn Pplatform
33function determines the name of the platform for the process handle
34.Fa P .
35Up to
36.Fa bufsize
37characters, including the null terminator, will be copied into
38.Fa buffer .
39.Pp
40The platform is the value reported by the
41.Sy -s
42option to
43.Xr uname 1 .
44For example, on x86 systems, the value will be
45.Sy i86pc .
46.Pp
47Note, process handles that correspond to a file, created by
48.Xr Pgrab_file 3PROC ,
49will not report a platform and the
50.Fn Pplatform
51function will fail.
52.Sh RETURN VALUES
53Upon successful completion, the
54.Fn Pplatform
55function returns
56.Fa buffer .
57Otherwise,
58.Dv NULL
59is returned,
60.Sy errno
61is set, and
62.Fa buffer
63is not updated.
64.Sh ERRORS
65The
66.Fn Pplatform
67function will fail if:
68.Bl -tag -width Er
69.It Er ENODATA
70.Fa P
71refers to a core file and there is no
72.Sy NT_PLATFORM
73ELF note available.
74.It Er EFAULT
75.Fa P
76refers to a live process and
77.Fa buffer
78is an invalid address.
79.El
80.Sh INTERFACE STABILITY
81.Sy Uncommitted
82.Sh MT-LEVEL
83See
84.Sy LOCKING
85in
86.Xr libproc 3LIB .
87.Sh SEE ALSO
88.Xr uname 1 ,
89.Xr sysinfo 2 ,
90.Xr libproc 3LIB ,
91.Xr proc 4
92