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ympd/tools/mkdata.pl
Andrew Karpow e6e93a08c7 release build now installs assets to prefix
if build with dynamic assets
2014-11-11 21:13:11 +01:00

66 lines
1.5 KiB
Perl
Executable File

#!/usr/bin/perl
# This program is used to embed arbitrary data into a C binary. It takes
# a list of files as an input, and produces a .c data file that contains
# contents of all these files as collection of char arrays.
#
# Usage: perl <this_file> <file1> [file2, ...] > embedded_data.c
use File::Basename;
%mimetypes = (
js => 'application/javascript',
css => 'text/css',
ico => 'image/vnd.microsoft.icon',
woff => 'application/font-woff',
ttf => 'application/x-font-ttf',
eot => 'application/octet-stream',
svg => 'image/svg+xml',
html => 'text/html'
);
foreach my $i (0 .. $#ARGV) {
open FD, '<:raw', $ARGV[$i] or die "Cannot open $ARGV[$i]: $!\n";
printf("static const unsigned char v%d[] = {", $i);
my $byte;
my $j = 0;
while (read(FD, $byte, 1)) {
if (($j % 12) == 0) {
print "\n";
}
printf ' %#04x,', ord($byte);
$j++;
}
print " 0x00\n};\n";
close FD;
}
print <<EOS;
#include <stddef.h>
#include <string.h>
#include <sys/types.h>
#include "src/http_server.h"
static const struct embedded_file embedded_files[] = {
EOS
foreach my $i (0 .. $#ARGV) {
my ($ext) = $ARGV[$i] =~ /([^.]+)$/;
my $mime = $mimetypes{$ext};
$ARGV[$i] =~ s/htdocs//;
print " {\"$ARGV[$i]\", v$i, \"$mime\", sizeof(v$i) - 1},\n";
}
print <<EOS;
{NULL, NULL, NULL, 0}
};
const struct embedded_file *find_embedded_file(const char *name) {
const struct embedded_file *p;
for (p = embedded_files; p->name != NULL; p++)
if (!strcmp(p->name, name))
return p;
return NULL;
}
EOS