[hackers] [sbase] Refactor uname(1) code and manpage || FRIGN
commit 28b4b25076f27643f49e3eed82c125322b859452
Author: FRIGN <dev_AT_frign.de>
Date: Sat Feb 7 22:15:56 2015 +0100
Refactor uname(1) code and manpage
remove stdlib.h-include which was there for no reason and clear
up the manpage.
diff --git a/README b/README
index 01dccf7..8400dad 100644
--- a/README
+++ b/README
_AT_@ -72,7 +72,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
#* tr yes none
=* true yes none
=* tty yes none
-= uname yes none
+=* uname yes none
# unexpand yes none
= uniq no -f, -s
= unlink yes none
diff --git a/uname.1 b/uname.1
index ec007c2..8a3ace3 100644
--- a/uname.1
+++ b/uname.1
_AT_@ -9,12 +9,10 @@
.Op Fl amnrsv
.Sh DESCRIPTION
.Nm
-prints system information. If no flags are given,
+writes system information to stdout. If no flags are given,
.Nm
-will print only the
-name of the operating system as
-.Fl s
-would.
+implies
+.Fl s .
.Sh OPTIONS
.Bl -tag -width Ds
.It Fl a
_AT_@ -22,7 +20,7 @@ Print all the information below.
.It Fl m
Print the machine's architecture.
.It Fl n
-Print the system's network name.
+Print the system's network node hostname.
.It Fl r
Print the operating system's release name.
.It Fl s
_AT_@ -32,3 +30,9 @@ Print the operating system's version name.
.El
.Sh SEE ALSO
.Xr uname 2
+.Sh STANDARDS
+The
+.Nm
+utility is compliant with the
+.St -p1003.1-2008
+specification.
diff --git a/uname.c b/uname.c
index 400ba2e..827b075 100644
--- a/uname.c
+++ b/uname.c
_AT_@ -1,6 +1,5 @@
/* See LICENSE file for copyright and license details. */
#include <stdio.h>
-#include <stdlib.h>
#include <sys/utsname.h>
#include <unistd.h>
_AT_@ -15,12 +14,8 @@ usage(void)
int
main(int argc, char *argv[])
{
- int mflag = 0;
- int nflag = 0;
- int rflag = 0;
- int sflag = 0;
- int vflag = 0;
struct utsname u;
+ int mflag = 0, nflag = 0, rflag = 0, sflag = 0, vflag = 0;
ARGBEGIN {
case 'a':
_AT_@ -44,6 +39,7 @@ main(int argc, char *argv[])
default:
usage();
} ARGEND;
+
if (uname(&u) < 0)
eprintf("uname:");
Received on Tue Mar 24 2015 - 23:53:35 CET
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: Wed Mar 25 2015 - 00:08:03 CET