1 files changed, 56 insertions, 0 deletions
diff --git a/rescue/tree/sbin/modprobe b/rescue/tree/sbin/modprobe
new file mode 100755
index 000000000..b8d6aecb2
--- /dev/null
+++ b/rescue/tree/sbin/modprobe
@@ -0,0 +1,56 @@
+#!/usr/bin/perl
+
+sub cat_ { local *F; open F, $_[0] or $_[1] ? die "cat of file $_[0] failed: $!\n" : return; my @l = <F>; wantarray ? @l : join '', @l }
+
+sub read_already_loaded() {
+    foreach (cat_("/proc/modules")) {
+	my ($name) = split;
+	$conf{$name}{loaded} = 1;
+    }
+}
+
+sub load_deps($) {
+    my ($file) = @_;
+
+    local *F;
+    open F, $file or warn "error opening $file: $!\n", return 0;
+    foreach (<F>) {
+	my ($f, $deps) = split ':';
+	push @{$deps{$f}}, split ' ', $deps;
+    }
+}
+
+my $module_extension = cat_('/proc/version') =~ /^Linux version 2.4/ ? '.o' : '.ko';
+
+my %mappings = ("usb-ohci" => "ohci-hcd",
+                "usb-uhci" => "uhci-hcd",
+                "uhci" => "uhci-hcd",
+                "printer" => "usblp",
+                "bcm4400" => "b44",
+                "3c559" => "3c359",
+                "3c90x" => "3c59x",
+                "dc395x_trm" => "dc395x",
+                "audigy" => "snd-emu10k1");
+                                  
+sub load {
+    my ($name, @options) = @_;
+    $name =~ s/\.k?o$//;
+
+    $name = $mappings{$name} || $name;  #- 2.4 -> 2.6 compat mappings
+
+    $conf{$name}{loaded} and return;
+    eval { load($_, 'prereq') } foreach @{$deps{$name}};
+
+    system("gzip -dc /modules/$name$module_extension.gz > /tmp/$name$module_extension");
+    -r "/tmp/$name$module_extension" or die "can't find module $name\n";
+    system("/sbin/insmod /tmp/$name$module_extension");
+    my $retval = $?;
+    system("rm /tmp/$name$module_extension");
+    $retval and die("insmod $name failed");
+}
+
+!@ARGV || $ARGV[0] =~ /^-?-h/ and die "usage: modprobe <module> [<options...>]\n";
+
+read_already_loaded();
+load_deps("/modules/modules.dep");
+load(@ARGV);