freebsd-nq/contrib/gperf/src/read-line.icc
2000-03-25 07:45:29 +00:00

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/* Inline Functions for read-line.{h,cc}.
Copyright (C) 1989-1998 Free Software Foundation, Inc.
written by Douglas C. Schmidt (schmidt@ics.uci.edu)
This file is part of GNU GPERF.
GNU GPERF is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU GPERF is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU GPERF; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
// This needs:
//#include <stdio.h>
//#include "trace.h"
/* Returns the ``next'' line, ignoring comments beginning with '#'. */
INLINE char *
Read_Line::get_line (void)
{
T (Trace t ("Read_Line::get_line");)
int c;
while ((c = getc (fp)) == '#')
{
while (c = getc (fp), c != EOF && c != '\n')
;
if (c == EOF)
return (char *)0;
}
if (c == EOF)
return (char *)0;
ungetc (c, stdin);
return readln_aux (0);
}