[src/trunk]: src/sys/arch/xen/i386 fix kernel command line parsing:

[cl <cl%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/70896976f491
branches:  trunk
changeset: 565515:70896976f491
user:      cl <cl%NetBSD.org@localhost>
date:      Sat Apr 10 23:33:50 2004 +0000

description:
fix kernel command line parsing:
- initialize bootdev for if it's not set in the command line
- correctly parse command lines with multiple spaces between words

diffstat:

 sys/arch/xen/i386/xen_machdep.c |  13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diffs (40 lines):

diff -r 4862f12d9b3a -r 70896976f491 sys/arch/xen/i386/xen_machdep.c
--- a/sys/arch/xen/i386/xen_machdep.c   Sat Apr 10 23:31:51 2004 +0000
+++ b/sys/arch/xen/i386/xen_machdep.c   Sat Apr 10 23:33:50 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: xen_machdep.c,v 1.1 2004/03/11 21:44:08 cl Exp $       */
+/*     $NetBSD: xen_machdep.c,v 1.2 2004/04/10 23:33:50 cl Exp $       */
 
 /*
  *
@@ -33,7 +33,7 @@
 
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xen_machdep.c,v 1.1 2004/03/11 21:44:08 cl Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xen_machdep.c,v 1.2 2004/04/10 23:33:50 cl Exp $");
 
 #include "opt_xen.h"
 
@@ -127,15 +127,18 @@
 
        cmd_line = xen_start_info.cmd_line;
 
+       if (bootdev)
+               bootdev[0] = 0;
+
        while (cmd_line && *cmd_line) {
                opt = cmd_line;
                cmd_line = strchr(opt, ' ');
+               if (strlen(opt) == 0)
+                       continue;
+
                if (cmd_line)
                        *cmd_line = 0;
 
-               if (strlen(opt) == 0)
-                       continue;
-
                if (bootdev && strncasecmp(opt, "bootdev=", 8) == 0)
                        strncpy(bootdev, opt + 8, 16); /* dv_xname */