47 lines
972 B
C
47 lines
972 B
C
#ifndef SUBSTDIO_H
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#define SUBSTDIO_H
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typedef struct substdio {
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char *x;
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int p;
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int n;
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int fd;
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int (*op)();
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} substdio;
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#define SUBSTDIO_FDBUF(op,fd,buf,len) { (buf), 0, (len), (fd), (op) }
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extern void substdio_fdbuf();
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extern int substdio_flush();
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extern int substdio_put();
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extern int substdio_bput();
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extern int substdio_putflush();
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extern int substdio_puts();
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extern int substdio_bputs();
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extern int substdio_putsflush();
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extern int substdio_get();
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extern int substdio_bget();
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extern int substdio_feed();
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extern char *substdio_peek();
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extern void substdio_seek();
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#define substdio_fileno(s) ((s)->fd)
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#define SUBSTDIO_INSIZE 8192
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#define SUBSTDIO_OUTSIZE 8192
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#define substdio_PEEK(s) ( (s)->x + (s)->n )
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#define substdio_SEEK(s,len) ( ( (s)->p -= (len) ) , ( (s)->n += (len) ) )
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#define substdio_BPUTC(s,c) \
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( ((s)->n != (s)->p) \
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? ( (s)->x[(s)->p++] = (c), 0 ) \
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: substdio_bput((s),&(c),1) \
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)
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extern int substdio_copy();
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#endif
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