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/* ----------------------------------------------------------------------------
libconfig - A library for processing structured configuration files
Copyright (C) 2005-2010 Mark A Lindner
This file is part of libconfig.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
as published by the Free Software Foundation; either version 2.1 of
the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, see
<http://www.gnu.org/licenses/>.
----------------------------------------------------------------------------
*/
#ifndef __libconfig_scanctx_h
#define __libconfig_scanctx_h
#include "libconfig.h"
#include "strbuf.h"
#include <stdio.h>
#include <sys/types.h>
#define MAX_INCLUDE_DEPTH 10
struct scan_context
{
config_t *config;
const char *top_filename;
const char *files[MAX_INCLUDE_DEPTH];
void *buffers[MAX_INCLUDE_DEPTH];
FILE *streams[MAX_INCLUDE_DEPTH];
int depth;
strbuf_t string;
const char **filenames;
unsigned int num_filenames;
};
extern void scanctx_init(struct scan_context *ctx, const char *top_filename);
extern const char **scanctx_cleanup(struct scan_context *ctx,
unsigned int *num_filenames);
extern FILE *scanctx_push_include(struct scan_context *ctx, void *prev_buffer,
const char **error);
extern void *scanctx_pop_include(struct scan_context *ctx);
#define scanctx_append_string(C, S) \
strbuf_append(&((C)->string), (S))
extern char *scanctx_take_string(struct scan_context *ctx);
extern const char *scanctx_current_filename(struct scan_context *ctx);
#endif /* __libconfig_scanctx_h */
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