NetBSD/gnu/dist/gettext/gettext-tools/lib/getndelim2.h

43 lines
1.7 KiB
C

/* getndelim2 - Read a line from a stream, stopping at one of 2 delimiters,
with bounded memory allocation.
Copyright (C) 2003 Free Software Foundation, Inc.
This program 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 2, or (at your option)
any later version.
This program 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 this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef GETNDELIM2_H
#define GETNDELIM2_H 1
#include <stddef.h>
#include <stdio.h>
/* Get ssize_t. */
#include <sys/types.h>
/* Read up to (and including) a delimiter DELIM1 from STREAM into *LINEPTR
+ OFFSET (and NUL-terminate it). If DELIM2 is non-zero, then read up
and including the first occurrence of DELIM1 or DELIM2. *LINEPTR is
a pointer returned from malloc (or NULL), pointing to *LINESIZE bytes of
space. It is realloc'd as necessary. Reallocation is limited to
NMAX bytes; if the line is longer than that, the extra bytes are read but
thrown away.
Return the number of bytes read and stored at *LINEPTR + OFFSET (not
including the NUL terminator), or -1 on error or EOF. */
extern ssize_t getndelim2 (char **lineptr, size_t *linesize, size_t nmax,
FILE *stream, int delim1, int delim2,
size_t offset);
#endif /* GETNDELIM2_H */