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#include <u.h>
#include <libc.h>
#include <draw.h>
extern vlong _drawflength(int);
Font*
openfont(Display *d, char *name)
{
Font *fnt;
int fd, i, n;
char *buf, *nambuf;
nambuf = 0;
fd = open(name, OREAD);
if(fd < 0 && strncmp(name, "/lib/font/bit/", 14) == 0){
nambuf = smprint("#9/font/%s", name+14);
if(nambuf == nil)
return 0;
nambuf = unsharp(nambuf);
if(nambuf == nil)
return 0;
if((fd = open(nambuf, OREAD)) < 0){
free(nambuf);
return 0;
}
name = nambuf;
}
if(fd < 0)
return 0;
n = _drawflength(fd);
buf = malloc(n+1);
if(buf == 0){
close(fd);
free(nambuf);
return 0;
}
buf[n] = 0;
i = read(fd, buf, n);
close(fd);
if(i != n){
free(buf);
free(nambuf);
return 0;
}
fnt = buildfont(d, buf, name);
free(buf);
free(nambuf);
return fnt;
}
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