devname.3 (a1de21c12e1cbebace89c9150bf41857ad1f48b0) | devname.3 (0e5d513b500357d746805e564846986699670477) |
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1.\" Copyright (c) 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 18 unchanged lines hidden (view full) --- 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)devname.3 8.2 (Berkeley) 4/29/95 33.\" $FreeBSD$ 34.\" | 1.\" Copyright (c) 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 18 unchanged lines hidden (view full) --- 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)devname.3 8.2 (Berkeley) 4/29/95 33.\" $FreeBSD$ 34.\" |
35.Dd July 18, 1999 | 35.Dd February 22, 2005 |
36.Dt DEVNAME 3 37.Os 38.Sh NAME 39.Nm devname | 36.Dt DEVNAME 3 37.Os 38.Sh NAME 39.Nm devname |
40.Nd get device name | 40.Nd "get device name" |
41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In sys/stat.h 45.In stdlib.h 46.Ft char * 47.Fn devname "dev_t dev" "mode_t type" 48.Ft char * --- 24 unchanged lines hidden (view full) --- 73.Fa type 74in a human-readable format. 75.Pp 76.Fn devname 77returns the name stored in a static buffer which will be overwritten 78on subsequent calls. 79.Fn devname_r 80takes a buffer and length as argument to avoid this problem. | 41.Sh LIBRARY 42.Lb libc 43.Sh SYNOPSIS 44.In sys/stat.h 45.In stdlib.h 46.Ft char * 47.Fn devname "dev_t dev" "mode_t type" 48.Ft char * --- 24 unchanged lines hidden (view full) --- 73.Fa type 74in a human-readable format. 75.Pp 76.Fn devname 77returns the name stored in a static buffer which will be overwritten 78on subsequent calls. 79.Fn devname_r 80takes a buffer and length as argument to avoid this problem. |
81.Sh EXAMPLES 82.Bd -literal -compact 83int fd; 84struct stat buf; 85char *name; 86 87 fd = open("/dev/tun"); 88 fstat(fd, &buf); 89 printf("devname is /dev/%s\en", devname(buf.st_rdev, S_IFCHR)); 90.Ed |
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81.Sh SEE ALSO 82.Xr stat 2 83.Sh HISTORY 84The 85.Fn devname 86function appeared in 87.Bx 4.4 . | 91.Sh SEE ALSO 92.Xr stat 2 93.Sh HISTORY 94The 95.Fn devname 96function appeared in 97.Bx 4.4 . |