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authorFrancois Pons <fpons@mandriva.com>2000-07-10 15:12:22 +0000
committerFrancois Pons <fpons@mandriva.com>2000-07-10 15:12:22 +0000
commit0358999f67a011439277e6883581542c5cc00202 (patch)
tree0fc666b6bb0dd45a584fe1ae0d378267b350e3f4 /tools/genmodparm
parent5c86c94d60e4d92f313a8cdab8fd0c937675620a (diff)
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Diffstat (limited to 'tools/genmodparm')
-rwxr-xr-xtools/genmodparm145
1 files changed, 145 insertions, 0 deletions
diff --git a/tools/genmodparm b/tools/genmodparm
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index 000000000..d122193a2
--- /dev/null
+++ b/tools/genmodparm
@@ -0,0 +1,145 @@
+#!/usr/bin/perl
+
+# Mandrake Graphic Install
+# Copyright (C) 1999 MandrakeSoft (fpons@linux-mandrake.com)
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+$srctop = $ARGV[0];
+
+unless (-d $srctop) {
+ print STDERR "usage: $0 <linux_src_top>\n";
+ print STDERR " <linux_src_top> is the linux source top directory,\n";
+ print STDERR " for example /usr/src/linux\n";
+ exit 1;
+}
+
+open (FILE_LIST, "find $srctop/ -name \"*.c\" |");
+
+while (<FILE_LIST>) {
+ chomp;
+
+ my $file = $_;
+ my $dir = $file;
+ my $module = $file;
+ my $incfile;
+ my @incfiles;
+ my %parms;
+ my $oldline;
+ my $descline;
+ my $default;
+ my %substvars;
+
+ # get mormalized directory name.
+ $dir =~ s/^(.*)\/[^\/]*$/$1/;
+
+ # get mormalized module name.
+ $module =~ s/^.*\/([^\/]*)\.c$/$1/;
+
+ # search for recogniwed special keywords.
+ open (F, $file);
+ while (<F>) {
+ # track for include files.
+ if (/^\#\s*include\s+[\<\"]([\w-\.\/]*)[\"\>]/) {
+ # search from /usr/src/linux/include directory.
+ push @incfiles, "/usr/src/linux/include/$1";
+
+ # search from current working directory.
+ push @incfiles, "$dir/$1";
+ }
+
+ if (/^\s*MODULE_PARM\s*\((\w*)\s*,\s*\"/) {
+ $parms{$1}{type} = '?';
+ }
+ if (/^\s*MODULE_PARM\s*\((\w*)\s*,\s*\"([^\"]*)\"\s*\)/) {
+ $parms{$1}{type} = $2;
+ }
+ if (/^\s*MODULE_PARM_DESC\s*\((\w*)\s*,\s*\"([^\"]*)\"\s*\)/) {
+ $parms{$1}{desc} = $2;
+ }
+ }
+ close F;
+
+ # parse associated include file if exist.
+ foreach $incfile (@incfiles) {
+ if (-r $incfile) {
+ open (F, $incfile);
+ while (<F>) {
+ s/^(.*)\/\*.*$/$1/g;
+ if (/^\#\s*define\s*(\w*)\s*(.*)$/) {
+ $substvars{$1}=$2;
+ }
+ }
+ close F;
+ }
+ }
+
+ # search for comments about each module parameter.
+ open (F, $file);
+ while (<F>) {
+ my $line = $_;
+
+ # manage simple preprocessor.
+ s/^(.*)\/\*.*$/$1/g;
+ if (/^\#\s*define\s*(\w*)\s*(.*)$/) {
+ $substvars{$1}=$2;
+ }
+
+ # parse for parameters definition.
+ foreach $parm (keys %parms) {
+ if ($line =~ /^\s*(static\s+)?((short|long|signed|unsigned)\s+)?\w+(\s*\**\s+|\s+\**\s*)$parm(\s*\[.*\]\s*)?\s*=\s*([^\;]*)\;/) {
+ $default = $descline = $6;
+ $default =~ s/^(.*)\/\*.*$/$1/g;
+
+ # remove hypothetic couple of { }.
+ $default =~ s/^(\s*\{\s*)(.*)(\s*\}\s*)$/$2/;
+
+ # subsitute variable.
+ foreach $substvar (keys %substvars) {
+ $default =~ s/$substvar/$substvars{$substvar}/g;
+ }
+ $default =~ s/NULL/0/g;
+ $default =~ s/^\s*(.*?)\s*$/$1/;
+ $default = '' if $default =~ /\(\s*\(\s*void*\s*\*\)\s*0\s*\)\s*,?/;
+
+ # store value.
+ $parms{$parm}{default} = $default;
+
+ # try to search a comment on the previous line.
+ if (!defined($parms{$parm}{desc})) {
+ if ($oldline =~ /^\s*\/\*\s*(.*)\s*\*\/\s*$/ || /\/\*\s*(.*)\s*\*\/\s*$/) {
+ $parms{$parm}{desc} = $1;
+ }
+ }
+
+ # try to search a comment on the line (multiline not supported).
+ if (!defined($parms{$parm}{desc})) {
+ if ($descline =~ /^.*\/\*\s*(.*)\s*\*\/\s*$/) {
+ $parms{$parm}{desc} = $1;
+ }
+ }
+ }
+ }
+ $oldline = $_;
+ }
+ close F;
+
+ # dump all result to stdout associated to current module.
+ foreach $parm (keys %parms) {
+ print "$module:$parm:$parms{$parm}{type}:$parms{$parm}{default}:$parms{$parm}{desc}\n";
+ }
+}
+
+close FILE_LIST;