From 48809202858c5b24383b3d8622f0130679971fa4 Mon Sep 17 00:00:00 2001 From: Kiyoshi Aman Date: Sat, 20 Jul 2019 15:57:24 -0500 Subject: bin/uname: add POSIX-compliant uname(1) --- bin/uname/uname.1 | 86 ++++++++++++++++++++++++++++++++++++++++ bin/uname/uname.c | 112 ++++++++++++++++++++++++++++++++++++++++++++++++++++ bin/uname/uname.gpr | 6 +++ 3 files changed, 204 insertions(+) create mode 100644 bin/uname/uname.1 create mode 100644 bin/uname/uname.c create mode 100644 bin/uname/uname.gpr diff --git a/bin/uname/uname.1 b/bin/uname/uname.1 new file mode 100644 index 0000000..a8c6659 --- /dev/null +++ b/bin/uname/uname.1 @@ -0,0 +1,86 @@ +.\" $NetBSD: uname.1,v 1.12 2005/03/27 18:41:22 peter Exp $ +.\" +.\" Copyright (c) 1990 The Regents of the University of California. +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" from: @(#)du.1 6.13 (Berkeley) 6/20/91 +.\" $NetBSD: uname.1,v 1.12 2005/03/27 18:41:22 peter Exp $ +.\" +.Dd November 9, 1998 +.Dt UNAME 1 +.Os +.Sh NAME +.Nm uname +.Nd Print operating system name +.Sh SYNOPSIS +.Nm +.Op Fl amnorsv +.Sh DESCRIPTION +The +.Nm +utility writes symbols representing one or more system characteristics +to the standard output. +.Pp +The following options are available: +.Bl -tag -width indent +.It Fl a +Behave as though all of the options +.Fl mnorsv +were specified. +.It Fl m +print the machine hardware name. +.It Fl n +print the nodename (the nodename may be a name +that the system is known by to a communications +network). +.It Fl o +print the operating system name (nonstandard; present for compatibility +with GNU coreutils' implementation). +.It Fl r +print the operating system release. +.It Fl s +print the operating system name. +.It Fl v +print the operating system version. +.El +.Pp +If no options are specified, +.Nm +prints the operating system name as if the +.Fl s +option had been specified. +.Sh SEE ALSO +.Xr hostname 1 , +.Xr uname 3 +.Sh STANDARDS +The +.Nm +utility conforms to +.St -p1003.2-92 . +The +.Fl o +option is an extension to the standard. diff --git a/bin/uname/uname.c b/bin/uname/uname.c new file mode 100644 index 0000000..f648f92 --- /dev/null +++ b/bin/uname/uname.c @@ -0,0 +1,112 @@ +/* + * Copyright (c) 2019 The Adélie Userland Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the copyright holder nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include + +#include +#include +#include +#include +#include +#include + +void usage(void) __attribute__((noreturn)); + +int main(int argc, char **argv) { + struct utsname sysinfo; + bool mflag, nflag, oflag, rflag, sflag, vflag; + mflag = nflag = oflag = rflag = sflag = vflag = false; + char ch; + + while ((ch = getopt(argc, argv, "amnorsv")) != -1) { + switch (ch) { + case 'a': + mflag = nflag = oflag = rflag = sflag = vflag = true; + break; + case 'm': + mflag = true; + break; + case 'n': + nflag = true; + break; + case 'o': + oflag = true; + break; + case 'r': + rflag = true; + break; + case 's': + sflag = true; + break; + case 'v': + vflag = true; + break; + default: + usage(); + /*UNREACHABLE*/ + } + } + if (!(mflag || nflag || rflag || vflag)) { + sflag = true; + } + + if (uname(&sysinfo) != 0) { + fprintf(stderr, "uname failed: %s\n", strerror(errno)); + exit(errno); + } + + if (sflag) { + printf("%s ", sysinfo.sysname); + } + if (nflag) { + printf("%s ", sysinfo.nodename); + } + if (rflag) { + printf("%s ", sysinfo.release); + } + if (vflag) { + printf("%s ", sysinfo.version); + } + if (mflag) { + printf("%s ", sysinfo.machine); + } + if (oflag) { + printf("%s ", sysinfo.sysname); + } + printf("\n"); + + return EXIT_SUCCESS; +} + +void usage(void) { + fprintf(stderr, "usage: uname [-amnorsv]\n"); + exit(1); +} diff --git a/bin/uname/uname.gpr b/bin/uname/uname.gpr new file mode 100644 index 0000000..01ba708 --- /dev/null +++ b/bin/uname/uname.gpr @@ -0,0 +1,6 @@ +project uname extends "template/bin.gpr" is + + for Main use (project'Name); + for Object_Dir use External ("BUILDROOT") & "/" & project'Name; + +end uname; -- cgit v1.2.3-70-g09d2