| 1 | /* ---------------------------------------------------------------------------- |
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| 2 | libconfig - A library for processing structured configuration files |
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| 3 | Copyright (C) 2005-2009 Mark A Lindner |
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| 4 | |
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| 5 | This file is part of libconfig. |
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| 6 | |
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| 7 | This library is free software; you can redistribute it and/or |
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| 8 | modify it under the terms of the GNU Lesser General Public License |
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| 9 | as published by the Free Software Foundation; either version 2.1 of |
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| 10 | the License, or (at your option) any later version. |
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| 11 | |
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| 12 | This library is distributed in the hope that it will be useful, but |
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| 13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | Lesser General Public License for more details. |
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| 16 | |
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| 17 | You should have received a copy of the GNU Library General Public |
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| 18 | License along with this library; if not, see |
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| 19 | <http://www.gnu.org/licenses/>. |
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| 20 | ---------------------------------------------------------------------------- |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef __libconfig_scanctx_h |
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| 24 | #define __libconfig_scanctx_h |
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| 25 | |
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| 26 | #include "libconfig.h" |
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| 27 | #include "strbuf.h" |
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| 28 | |
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| 29 | #include <stdio.h> |
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| 30 | #include <sys/types.h> |
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| 31 | |
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| 32 | #define MAX_INCLUDE_DEPTH 10 |
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| 33 | |
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| 34 | struct scan_context |
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| 35 | { |
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| 36 | config_t *config; |
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| 37 | const char *top_filename; |
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| 38 | const char *files[MAX_INCLUDE_DEPTH]; |
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| 39 | void *buffers[MAX_INCLUDE_DEPTH]; |
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| 40 | FILE *streams[MAX_INCLUDE_DEPTH]; |
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| 41 | int depth; |
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| 42 | strbuf_t string; |
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| 43 | const char **filenames; |
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| 44 | unsigned int num_filenames; |
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| 45 | }; |
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| 46 | |
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| 47 | extern void scanctx_init(struct scan_context *ctx, const char *top_filename); |
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| 48 | extern const char **scanctx_cleanup(struct scan_context *ctx, |
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| 49 | unsigned int *num_filenames); |
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| 50 | |
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| 51 | extern FILE *scanctx_push_include(struct scan_context *ctx, void *prev_buffer, |
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| 52 | const char **error); |
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| 53 | extern void *scanctx_pop_include(struct scan_context *ctx); |
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| 54 | |
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| 55 | #define scanctx_append_string(C, S) \ |
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| 56 | strbuf_append(&((C)->string), (S)) |
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| 57 | |
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| 58 | extern char *scanctx_take_string(struct scan_context *ctx); |
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| 59 | |
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| 60 | extern const char *scanctx_current_filename(struct scan_context *ctx); |
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| 61 | |
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| 62 | #endif /* __libconfig_scanctx_h */ |
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