Changeset 1c8d53bf85b1f570d1dc69b1498b880a3ade836a

Timestamp:

09/30/09 04:29:59 (2 years ago)

Author:

H. Peter Anvin <hpa@…>

Children:

6ce3fcc997931e7903408724b4cade3ed09b1e99

Parents:

be00bea49c01c59cb6891934b13614393043c877

git-committer:

H. Peter Anvin <hpa@zytor.com> / 2009-09-29T21:29:59Z-0700

Message:

pxelinux-options: add help text

Add help text to pxelinux-options.

Signed-off-by: H. Peter Anvin <hpa@…>

Files:

• utils/pxelinux-options (modified) (4 diffs)

utils/pxelinux-options

@@ -17 +17 @@
     );
 
-@fmt_oneip   = (\&parse_oneip, \&show_ip);
-@fmt_multiip = (\&parse_multiip, \&show_ip);
-@fmt_string  = (\&parse_string, \&show_string);
-@fmt_uint32  = (\&parse_uint32, \&show_uint32);
+@fmt_oneip   = ("ip-address", \&parse_oneip, \&show_ip);
+@fmt_multiip = ("ip-address-list", \&parse_multiip, \&show_ip);
+@fmt_string  = ("string", \&parse_string, \&show_string);
+@fmt_uint32  = ("uint32", \&parse_uint32, \&show_uint32);
 
 %option_format = (
@@ -162 +162 @@
 
     if (defined($option_format{$opt})) {
-        $v = $option_format{$opt}[0]($arg);
+        $v = $option_format{$opt}[1]($arg);
         return $v if (defined($v));
     }
@@ -175 +175 @@
 
     if (defined($option_format{$opt})) {
-        $v = $option_format{$opt}[1]($arg);
+        $v = $option_format{$opt}[2]($arg);
         return $v if (defined($v));
     }
@@ -328 +328 @@
 sub usage()
 {
-    print STDERR "FIX USAGE MESSAGE\n";
+    my $i;
+
+    print STDERR "Usage: $0 options pxelinux.0\n";
+    print STDERR "Options:\n";
+    print STDERR "--before option value   -b   Add an option before DHCP data\n";
+    print STDERR "--after  option value   -a   Add an option after DHCP data\n";
+    print STDERR "--delete option         -d   Delete an option\n";
+    print STDERR "--list                  -l   List set options\n";
+    print STDERR "--dry-run               -n   Don't modify the target file\n";
+    print STDERR "--help                  -h   Display this help text\n";
+    print STDERR "\n";
+    print STDERR "The following DHCP options are currently recognized:\n";
+    printf STDERR "%-23s %-3s  %s\n", 'Name', 'Num', 'Value Format';
+
+    foreach $i (sort { $a <=> $b } keys(%option_names)) {
+        printf STDERR "%-23s %3d  %s\n",
+                $option_names{$i}, $i, $option_format{$i}[0];
+    }
 }