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comparison mupdf-source/thirdparty/gumbo-parser/src/util.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 // Copyright 2010 Google Inc. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 //
15 // Author: jdtang@google.com (Jonathan Tang)
16 //
17 // This contains some utility functions that didn't fit into any of the other
18 // headers.
19
20 #ifndef GUMBO_UTIL_H_
21 #define GUMBO_UTIL_H_
22 #ifdef _MSC_VER
23 #ifndef _CRT_SECURE_NO_WARNINGS
24 #define _CRT_SECURE_NO_WARNINGS
25 #endif
26 #endif
27 #include <stdbool.h>
28 #include <stddef.h>
29
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33
34 // Forward declaration since it's passed into some of the functions in this
35 // header.
36 struct GumboInternalParser;
37
38 // Utility function for allocating & copying a null-terminated string into a
39 // freshly-allocated buffer. This is necessary for proper memory management; we
40 // have the convention that all const char* in parse tree structures are
41 // freshly-allocated, so if we didn't copy, we'd try to delete a literal string
42 // when the parse tree is destroyed.
43 char* gumbo_copy_stringz(struct GumboInternalParser* parser, const char* str);
44
45 // Allocate a chunk of memory, using the allocator specified in the Parser's
46 // config options.
47 void* gumbo_parser_allocate(
48 struct GumboInternalParser* parser, size_t num_bytes);
49
50 // Deallocate a chunk of memory, using the deallocator specified in the Parser's
51 // config options.
52 void gumbo_parser_deallocate(struct GumboInternalParser* parser, void* ptr);
53
54 // Debug wrapper for printf, to make it easier to turn off debugging info when
55 // required.
56 void gumbo_debug(const char* format, ...);
57
58 #ifdef __cplusplus
59 }
60 #endif
61
62 #endif // GUMBO_UTIL_H_