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#!/usr/bin/perl -w
use Switch;
#========================================================================
# FUNCTIONS
#========================================================================
#------------------------------------------------------------------------
# parse out the types and codes from a line from the header
# usage: @dataArray getDataFromHeaderLine($lineFromHeader);
sub getDataFromHeaderLine
{
$_ = shift;
my @returnArray;
if ( m/#define ([A-Z0-9_]*)\s+(0x)?([0-9a-f]+)/)
{
if ($2) { $index = hex($3); } else { $index = $3; }
if ($index >=0)
{
$returnArray[0] = $index;
$returnArray[1] = lc("$1");
return @returnArray;
}
# print "$1 \t\t\t $index $#returnArray\n ";
# if ($index == 0) { print("index: $index 3: $3 2: $2 1: $1 value: $returnArray[1]\n"); }
}
}
#------------------------------------------------------------------------
# print an array out in C format
#
sub printCArray
{
my @arrayToPrint = @_;
# print("$arrayToPrint[0] $#arrayToPrint \n");
print("int ${arrayToPrint[0]}_total = $#arrayToPrint; /* # of elements in array */\n");
print("char *${arrayToPrint[0]}[$#arrayToPrint] = {");
for($i = 1; $i < $#arrayToPrint; $i++)
{
# format nicely in sets of 6
if ( ($i+4)%6 == 5 ) { print("\n "); }
# if the array element's data is null, print NULL
if ($arrayToPrint[$i]) { print("\"$arrayToPrint[$i]\","); }
else { print("NULL,"); }
}
print("\"$arrayToPrint[$#arrayToPrint]\"\n };\n\n\n");
}
#------------------------------------------------------------------------
# print an array out in a comment table in Pd
#
sub printPdFile
{
my @arrayToPrint = @_;
my $x;
my $y;
my $lineNum = 1;
my $PDFILENAME = "$arrayToPrint[0]-list.pd";
open(PDFILE, ">$PDFILENAME");
print(PDFILE "#N canvas 282 80 210 570 10;\n");
if ($arrayToPrint[0] eq "ev") { print(PDFILE "#X text 5 5 Event Types;\n"); }
else { print(PDFILE "#X text 5 5 Codes for Type: $arrayToPrint[0];\n"); }
print(PDFILE "#X text 5 20 ----------------------------;\n");
for($i = 1; $i <= $#arrayToPrint; $i++)
{
# if the array element's data is null, print NULL
if ($arrayToPrint[$i])
{
$x = 5;
$y = $lineNum * 20 + 20;
print(PDFILE "#X text $x $y $arrayToPrint[$i];\n");
$lineNum++;
}
}
close(PDFILE);
}
#========================================================================
# MAIN
#========================================================================
# source file
$SOURCEFILENAME = "linux/input.h";
open(INPUT_H, "<$SOURCEFILENAME");
# output files
$ARRAYSFILENAME = "input_arrays.h";
open(ARRAYS, ">$ARRAYSFILENAME");
while (<INPUT_H>)
{
if (m/\#define (FF_STATUS|[A-Z_]*?)_/)
{
# filter EV_VERSION and *_MAX
m/\#define\s+(EV_VERSION|[A-Z_]+_MAX)\s+/;
# print "$1 \n";
switch ($1)
{
# types
case "EV" { ($index, $value) = getDataFromHeaderLine($_); $EV[$index] = $value; }
# codes
case "SYN" { ($index, $value) = getDataFromHeaderLine($_); $SYN[$index] = $value; }
case "KEY" { ($index, $value) = getDataFromHeaderLine($_); $KEY[$index] = $value; }
# BTN codes are actually part of the KEY type
case "BTN" { ($index, $value) = getDataFromHeaderLine($_); $KEY[$index] = $value; }
case "REL" { ($index, $value) = getDataFromHeaderLine($_); $REL[$index] = $value; }
case "ABS" { ($index, $value) = getDataFromHeaderLine($_); $ABS[$index] = $value; }
case "MSC" { ($index, $value) = getDataFromHeaderLine($_); $MSC[$index] = $value; }
case "LED" { ($index, $value) = getDataFromHeaderLine($_); $LED[$index] = $value; }
case "SND" { ($index, $value) = getDataFromHeaderLine($_); $SND[$index] = $value; }
case "REP" { ($index, $value) = getDataFromHeaderLine($_); $REP[$index] = $value; }
case "FF" { ($index, $value) = getDataFromHeaderLine($_); $FF[$index] = $value; }
# there doesn't seem to be any PWR events yet...
# case "PWR" { ($index, $value) = getDataFromHeaderLine($_); $PWR[$index] = $value; }
case "FF_STATUS" { ($index, $value) = getDataFromHeaderLine($_); $FF_STATUS[$index] = $value; }
# else { print " none $_"; }
}
}
}
# generate a .pd file for each array
printPdFile("ev",@EV);
printPdFile("ev_syn",@SYN);
printPdFile("ev_key",@KEY);
printPdFile("ev_rel",@REL);
printPdFile("ev_abs",@ABS);
printPdFile("ev_msc",@MSC);
printPdFile("ev_led",@LED);
printPdFile("ev_snd",@SND);
printPdFile("ev_rep",@REP);
printPdFile("ev_ff",@FF);
# there doesn't seem to be any PWR events yet...
#printPdFile("pwr",@PWR);
printPdFile("ev_ff_status",@FF_STATUS);
# generate a C array for each array and stick them all in the same file
select ARRAYS;
printCArray("ev",@EV);
printCArray("ev_syn",@SYN);
printCArray("ev_key",@KEY);
printCArray("ev_rel",@REL);
printCArray("ev_abs",@ABS);
printCArray("ev_msc",@MSC);
printCArray("ev_led",@LED);
printCArray("ev_snd",@SND);
printCArray("ev_rep",@REP);
printCArray("ev_ff",@FF);
# there doesn't seem to be any PWR events yet...
#printCArray("pwr",@PWR);
print("char *ev_pwr[1] = { NULL };\n\n");
printCArray("ev_ff_status",@FF_STATUS);
# print array of arrays
print("char **event_names[",$#EV+1,"] = {");
for($i = 0; $i < $#EV; $i++)
{
# format nicely in sets of 6
if ( ($i+4)%6 == 5 ) { print("\n "); }
# if the array element's data is null, print NULL
if ($EV[$i])
{
$_ = $EV[$i];
m/(ev_[a-z_]+)/;
print("$1,");
}
else { print("NULL,"); }
}
$_ = $EV[$#EV];
m/(ev_[a-z_]+)/;
print("$1\n };\n");
# print "EV: $#EV \n";
# print "SYN: $#SYN \n";
# print "KEY: $#KEY \n";
# print "REL: $#REL \n";
# print "ABS: $#ABS \n";
# print "MSC: $#MSC \n";
# print "LED: $#LED \n";
# print "SND: $#SND \n";
# print "REP: $#REP \n";
# print "FF: $#FF \n";
# #print "PWR: $#PWR \n";
# print "FF_STATUS: $#FF_STATUS \n";
close(ARRAYS);
close(INPUT_H);
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