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authorAndrzej Bialecki <abial@FreeBSD.org>1998-09-15 07:35:58 +0000
committerAndrzej Bialecki <abial@FreeBSD.org>1998-09-15 07:35:58 +0000
commit7b98b315424a8c2ad2ab1eecc2fbfad3dee1e018 (patch)
tree22cd6217381b8c20f247d9305c2e16dcae6b9191 /release/picobsd/tinyware/msg/msg.c
parent532abf3b7a7b1b7e0d53c8a7b098f72707425927 (diff)
downloadsrc-7b98b315424a8c2ad2ab1eecc2fbfad3dee1e018.tar.gz
src-7b98b315424a8c2ad2ab1eecc2fbfad3dee1e018.zip
Change name of 'dm' to 'msg'. As Bruce noticed, it conflicts with
dungeon master, if anyone would like to play it on picobsd floppy... :-) Noticed by: bde
Notes
Notes: svn path=/head/; revision=39224
Diffstat (limited to 'release/picobsd/tinyware/msg/msg.c')
-rw-r--r--release/picobsd/tinyware/msg/msg.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/release/picobsd/tinyware/msg/msg.c b/release/picobsd/tinyware/msg/msg.c
new file mode 100644
index 000000000000..f3dc41080a45
--- /dev/null
+++ b/release/picobsd/tinyware/msg/msg.c
@@ -0,0 +1,74 @@
+/*-
+ * Copyright (c) 1998 Andrzej Bialecki <abial@freebsd.org>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * $Id$
+ */
+
+/*
+ * Small replacement for 'dmesg'. It doesn't need libkvm nor /dev/kmem.
+ */
+
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/sysctl.h>
+
+int
+main(int argc, char *argv[])
+{
+ int len,i;
+ char *buf,*p;
+ char *mib="machdep.msgbuf";
+
+ /* We use sysctlbyname, because the oid is unknown (OID_AUTO) */
+
+ /* get the buffer size */
+ i=sysctlbyname(mib,NULL,&len,NULL,NULL);
+ if(i) {
+ perror("buffer sizing");
+ exit(-1);
+ }
+ buf=(char *)malloc(len*sizeof(char));
+ i=sysctlbyname(mib,buf,&len,NULL,NULL);
+ if(i) {
+ perror("retrieving data");
+ exit(-1);
+ }
+ p=buf;
+ i=0;
+ while(p<(buf+len)) {
+ switch(*p) {
+ case '\0':
+ /* skip initial NULLs */
+ break;
+ default:
+ putchar(*p);
+ }
+ p++;
+ }
+ if(*--p!='\n') putchar('\n');
+ free(buf);
+ exit(0);
+}