src/util/vbuf.c

74 /*	or VBUF_EOF when none is available. VBUF_GET() is an unsafe macro
78 /*	is the stored character, or VBUF_EOF in case of problems. VBUF_PUT()
83 /*	The result value is 0 for success, VBUF_EOF for problems.
88 /*	the pushed back character, or VBUF_EOF in case of problems. It is
126 /*	The result is zero when more data could be read, VBUF_EOF otherwise.
129 /*	The result is zero when the buffer could be flushed, VBUF_EOF otherwise.
133 /*	in case of success, VBUF_EOF otherwise.
167 	return (VBUF_EOF);
180 	((bp->flags |= VBUF_FLAG_EOF), VBUF_EOF) : VBUF_GET(bp));
187     return (bp->put_ready(bp) ? VBUF_EOF : VBUF_PUT(bp, ch));