bdf2c/bdf2c.c
2009-01-23 11:17:49 +01:00

126 lines
2.8 KiB
C

///
/// @file bdf2c.c BDF Font to C source converter
///
/// Copyright (c) 2009 by Johns. All Rights Reserved.
///
/// Contributor(s):
///
/// License: AGPLv3
///
/// This program is free software: you can redistribute it and/or modify
/// it under the terms of the GNU Affero General Public License as
/// published by the Free Software Foundation, either version 3 of the
/// License.
///
/// 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 Affero General Public License for more details.
///
/// $Id: $
//////////////////////////////////////////////////////////////////////////////
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#define VERSION "1"
//////////////////////////////////////////////////////////////////////////////
//
// Create our header file.
//
void CreateFontHeaderFile(FILE * out)
{
register int i;
fprintf(out, "// (c) 2009 Johns, License: AGPLv3\n");
for (i = 0; i < 256; ++i) {
fprintf(out, "#define %c%c%c%c%c%c%c%c 0x%02X\n",
(i & 0x80) ? 'X' : '_', (i & 0x40) ? 'X' : '_',
(i & 0x20) ? 'X' : '_', (i & 0x10) ? 'X' : '_',
(i & 0x08) ? 'X' : '_', (i & 0x04) ? 'X' : '_',
(i & 0x02) ? 'X' : '_', (i & 0x01) ? 'X' : '_', i);
}
}
//////////////////////////////////////////////////////////////////////////////
//
// Print version
//
void PrintVersion(void)
{
printf("bdf2c Version %s, (c) 2009 by Johns\n"
"\tLicense AGPLv3: GNU Affero General Public License version 3\n",
VERSION);
}
//
// Print usage
//
void PrintUsage(void)
{
printf("Usage: bdf2c [OPTIONs]\n");
printf("\tOnly idiots print usage on stderr\n");
}
//
// Main test program for bdf2c.
//
int main(int argc, char *const argv[])
{
//
// Parse arguments.
//
for (;;) {
switch (getopt(argc, argv, "cC:h?-")) {
case 'c':
CreateFontHeaderFile(stdout);
break;
case 'C':
{
FILE *out;
if (!(out = fopen(optarg, "w"))) {
fprintf(stderr, "Can't open file '%s': %s\n", optarg,
strerror(errno));
exit(-1);
}
CreateFontHeaderFile(out);
fclose(out);
}
break;
case EOF:
break;
case '?':
case 'h': // help usage
PrintVersion();
PrintUsage();
exit(0);
case '-':
fprintf(stderr, "We need no long options\n");
PrintUsage();
exit(-1);
case ':':
PrintVersion();
fprintf(stderr, "Missing argument for option '%c'\n", optopt);
exit(-1);
default:
PrintVersion();
fprintf(stderr, "Unkown option '%c'\n", optopt);
exit(-1);
}
break;
}
while (optind < argc) {
fprintf(stderr, "Unhandled argument '%s'\n", argv[optind++]);
}
return 0;
}