|
Packit Service |
50ad14 |
/* splitfont: extract characters from font */
|
|
Packit Service |
50ad14 |
/* this is for iso fonts, no psf header, just 256 characters */
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
#include <stdio.h>
|
|
Packit Service |
50ad14 |
#include <fcntl.h>
|
|
Packit Service |
50ad14 |
#include <unistd.h>
|
|
Packit Service |
50ad14 |
#include <sys/stat.h>
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
void dosplit(int from, int to, char *fontbuf, int size, char *fontfile)
|
|
Packit Service |
50ad14 |
{
|
|
Packit Service |
50ad14 |
int itemsize = size / 256;
|
|
Packit Service |
50ad14 |
int i, fd;
|
|
Packit Service |
50ad14 |
char *p, *q, s;
|
|
Packit Service |
50ad14 |
char filename[4096];
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
if (from < 0 || from > 255 || to < 0 || to > 255) {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "splitfont: bad argument %s,%s\n",
|
|
Packit Service |
50ad14 |
from, to);
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (strlen(fontfile) >= sizeof(filename) - 4) {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "splitfont: ridiculously long name\n");
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
while (from <= to) {
|
|
Packit Service |
50ad14 |
sprintf(filename, "%s.%02x", fontfile, from);
|
|
Packit Service |
50ad14 |
if ((fd = open(filename, O_WRONLY | O_CREAT, 0666)) < 0) {
|
|
Packit Service |
50ad14 |
perror("splitfont");
|
|
Packit Service |
50ad14 |
fprintf(stderr, "cannot open %s for writing\n", filename);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
p = &fontbuf[from * itemsize];
|
|
Packit Service |
50ad14 |
if (write(fd, p, itemsize) != itemsize) {
|
|
Packit Service |
50ad14 |
perror("splitfont");
|
|
Packit Service |
50ad14 |
fprintf(stderr, "error writing %s\n", filename);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
close(fd);
|
|
Packit Service |
50ad14 |
from++;
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
int main(int argc, char **argv)
|
|
Packit Service |
50ad14 |
{
|
|
Packit Service |
50ad14 |
struct stat statbuf;
|
|
Packit Service |
50ad14 |
char fontbuf[4096];
|
|
Packit Service |
50ad14 |
int fd;
|
|
Packit Service |
50ad14 |
char *p, *q;
|
|
Packit Service |
50ad14 |
int from, to;
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
if (argc != 3) {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "call: splitfont fontfile 17,23-30,...\n");
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (stat(argv[1], &statbuf)) {
|
|
Packit Service |
50ad14 |
perror("splitfont");
|
|
Packit Service |
50ad14 |
fprintf(stderr, "cannot stat fontfile %s", argv[1]);
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (statbuf.st_size > 4096) {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "splitfont: file unexpectedly large\n");
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (statbuf.st_size % 256) {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "splitfont: file size not a multiple of 256\n");
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if ((fd = open(argv[1], O_RDONLY)) < 0) {
|
|
Packit Service |
50ad14 |
perror("splitfont");
|
|
Packit Service |
50ad14 |
fprintf(stderr, "cannot open fontfile %s", argv[1]);
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (read(fd, fontbuf, statbuf.st_size) != statbuf.st_size) {
|
|
Packit Service |
50ad14 |
perror("splitfont");
|
|
Packit Service |
50ad14 |
fprintf(stderr, "error reading fontfile %s", argv[1]);
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
|
|
Packit Service |
50ad14 |
p = argv[2];
|
|
Packit Service |
50ad14 |
while (1) {
|
|
Packit Service |
50ad14 |
to = from = strtoul(p, &q, 0);
|
|
Packit Service |
50ad14 |
if (*q == '-') {
|
|
Packit Service |
50ad14 |
p = q + 1;
|
|
Packit Service |
50ad14 |
to = strtoul(p, &q, 0);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
if (*q && *q != ',') {
|
|
Packit Service |
50ad14 |
fprintf(stderr, "splitfont: garbage in %s\n", p);
|
|
Packit Service |
50ad14 |
exit(1);
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
dosplit(from, to, fontbuf, statbuf.st_size, argv[1]);
|
|
Packit Service |
50ad14 |
if (!*q)
|
|
Packit Service |
50ad14 |
break;
|
|
Packit Service |
50ad14 |
p = q + 1;
|
|
Packit Service |
50ad14 |
}
|
|
Packit Service |
50ad14 |
return 0;
|
|
Packit Service |
50ad14 |
}
|