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#include	<u.h>
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#include	<libc.h>
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#include	<libg.h>
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#include	<bio.h>
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#include	"hdr.h"
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Subfont *
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bf(int n, int size, Bitmap *b, int *done)
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{
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	Fontchar *fc;
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	int i, j;
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	Subfont *f;
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	fc = (Fontchar *)malloc(sizeof(Fontchar)*(n+1));
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	if(fc == 0){
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		fprint(2, "%s: fontchar malloc(%d) failure\n", argv0, sizeof(Fontchar)*(n+1));
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		exits("fontchar malloc failure");
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	}
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	j = 0;
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	for(i = 0; i <= n; i++){
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		fc[i] = (Fontchar){j, 0, size, 0, size};
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		if(done[i])
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			j += size;
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		else
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			fc[i].width = 0;
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	}
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	fc[n] = (Fontchar){j, 0, size, 0, size};
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	f = subfalloc(n, size, size*7/8, fc, b, ~0, ~0);
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	if(f == 0){
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		fprint(2, "%s: falloc failure\n", argv0);
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		exits("falloc failure");
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	}
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	return(f);
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}