/* linebuffer.h -- declarations for reading arbitrarily long lines
- Copyright (C) 1986, 1991, 1998 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
+ Copyright (C) 1986, 1991, 1998, 1999, 2002, 2003, 2007 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.
+ the Free Software Foundation; either version 3 of the License, 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
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. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined LINEBUFFER_H
# define LINEBUFFER_H
+# include <stdio.h>
+
/* A `struct linebuffer' holds a line of text. */
struct linebuffer
{
- long size; /* Allocated. */
- long length; /* Used. */
+ size_t size; /* Allocated. */
+ size_t length; /* Used. */
char *buffer;
};
-# ifndef PARAMS
-# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-# define PARAMS(Args) Args
-# else
-# define PARAMS(Args) ()
-# endif
-# endif
-
/* Initialize linebuffer LINEBUFFER for use. */
-void initbuffer PARAMS ((struct linebuffer *linebuffer));
+void initbuffer (struct linebuffer *linebuffer);
+
+/* Read an arbitrarily long line of text from STREAM into LINEBUFFER.
+ Consider lines to be terminated by DELIMITER.
+ Keep the delimiter; append DELIMITER if we reach EOF and it wasn't
+ the last character in the file. Do not NUL-terminate.
+ Return LINEBUFFER, except at end of file return NULL. */
+struct linebuffer *readlinebuffer_delim (struct linebuffer *linebuffer,
+ FILE *stream, char delimiter);
/* Read an arbitrarily long line of text from STREAM into LINEBUFFER.
- Remove any newline. Does not null terminate.
- Return LINEBUFFER, except at end of file return 0. */
-struct linebuffer *readline PARAMS ((struct linebuffer *linebuffer,
- FILE *stream));
+ Keep the newline; append a newline if it's the last line of a file
+ that ends in a non-newline character. Do not NUL-terminate.
+ Return LINEBUFFER, except at end of file return NULL. */
+struct linebuffer *readlinebuffer (struct linebuffer *linebuffer, FILE *stream);
/* Free linebuffer LINEBUFFER and its data, all allocated with malloc. */
-void freebuffer PARAMS ((struct linebuffer *));
+void freebuffer (struct linebuffer *);
#endif /* LINEBUFFER_H */