Date: Sat, 12 Jan 2002 17:32:48 +0900 (JST) From: Takahashi Yoshihiro <nyan@FreeBSD.org> To: ru@FreeBSD.org Cc: kato@FreeBSD.org, arch@FreeBSD.org Subject: Re: hw.machine on PC98 Message-ID: <20020112.173248.74673114.yosihiro@cc.kogakuin.ac.jp> In-Reply-To: <20011217192100.A31562@sunbay.com> References: <20011214173056.A94075@sunbay.com> <20011217.233630.74667853.yosihiro@cc.kogakuin.ac.jp> <20011217192100.A31562@sunbay.com>
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In article <20011217192100.A31562@sunbay.com>
Ruslan Ermilov <ru@FreeBSD.ORG> writes:
> uname -m should print the value of hw.machine
> uname -p should print the value of hw.machine_arch
>
> I will probably add the -p option handling, if nobody beats me to it.
I have made a patch to add -p option to uname(1) for printing
machine_arch.
If it has no problem, I will commit it.
---
TAKAHASHI Yoshihiro
THE CENTER for INFORMATION SCIENCE, Kogakuin Univ.
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Index: uname.1
===================================================================
RCS file: /home/ncvs/src/usr.bin/uname/uname.1,v
retrieving revision 1.9
diff -u -r1.9 uname.1
--- uname.1 15 Aug 2001 09:09:44 -0000 1.9
+++ uname.1 12 Jan 2002 08:04:47 -0000
@@ -65,9 +65,7 @@
.It Fl n
Write the name of the system to standard output.
.It Fl p
-Writes out the same value as
-.Fl m .
-This option is provided for backward compatibility with SVR4.
+Write the type of the machine processor architecture to standard output.
.It Fl r
Write the current release level of the operating system
to standard output.
Index: uname.c
===================================================================
RCS file: /home/ncvs/src/usr.bin/uname/uname.c,v
retrieving revision 1.5
diff -u -r1.5 uname.c
--- uname.c 11 Dec 2001 23:16:25 -0000 1.5
+++ uname.c 12 Jan 2002 08:05:52 -0000
@@ -62,9 +62,10 @@
{
#define MFLAG 0x01
#define NFLAG 0x02
-#define RFLAG 0x04
-#define SFLAG 0x08
-#define VFLAG 0x10
+#define PFLAG 0x04
+#define RFLAG 0x08
+#define SFLAG 0x10
+#define VFLAG 0x20
u_int flags;
int ch, mib[2];
size_t len, tlen;
@@ -77,13 +78,15 @@
case 'a':
flags |= (MFLAG | NFLAG | RFLAG | SFLAG | VFLAG);
break;
- case 'p':
case 'm':
flags |= MFLAG;
break;
case 'n':
flags |= NFLAG;
break;
+ case 'p':
+ flags |= PFLAG;
+ break;
case 'r':
flags |= RFLAG;
break;
@@ -157,6 +160,15 @@
(void)printf("%s%.*s", prefix, (int)len, buf);
prefix = " ";
}
+ if (flags & PFLAG) {
+ mib[0] = CTL_HW;
+ mib[1] = HW_MACHINE_ARCH;
+ len = sizeof(buf);
+ if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+ err(1, "sysctl");
+ (void)printf("%s%.*s", prefix, (int)len, buf);
+ prefix = " ";
+ }
(void)printf("\n");
exit (0);
}
@@ -164,6 +176,6 @@
void
usage()
{
- (void)fprintf(stderr, "usage: uname [-amnrsv]\n");
+ (void)fprintf(stderr, "usage: uname [-amnprsv]\n");
exit(1);
}
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