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comparison mupdf-source/thirdparty/harfbuzz/util/output-options.hh @ 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 /*
2 * Copyright © 2011 Google, Inc.
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 *
24 * Google Author(s): Behdad Esfahbod
25 */
26
27 #ifndef OUTPUT_OPTIONS_HH
28 #define OUTPUT_OPTIONS_HH
29
30 #include "options.hh"
31
32 template <bool default_stdout = true>
33 struct output_options_t
34 {
35 ~output_options_t ()
36 {
37 g_free (output_file);
38 g_free (output_format);
39 if (out_fp && out_fp != stdout)
40 fclose (out_fp);
41 }
42
43 void add_options (option_parser_t *parser,
44 const char **supported_formats = nullptr)
45 {
46 const char *text = nullptr;
47
48 if (supported_formats)
49 {
50 char *items = g_strjoinv ("/", const_cast<char **> (supported_formats));
51 text = g_strdup_printf ("Set output format\n\n Supported output formats are: %s", items);
52 g_free (items);
53 parser->free_later ((char *) text);
54 }
55
56 GOptionEntry entries[] =
57 {
58 {"output-file", 'o', 0, G_OPTION_ARG_STRING, &this->output_file, "Set output file-name (default: stdout)","filename"},
59 {"output-format", 'O', supported_formats ? 0 : G_OPTION_FLAG_HIDDEN,
60 G_OPTION_ARG_STRING, &this->output_format, text, "format"},
61 {nullptr}
62 };
63 parser->add_group (entries,
64 "output",
65 "Output destination & format options:",
66 "Options for the destination & form of the output",
67 this);
68 }
69
70 void post_parse (GError **error)
71 {
72 if (output_format)
73 explicit_output_format = true;
74
75 if (output_file && !output_format)
76 {
77 output_format = strrchr (output_file, '.');
78 if (output_format)
79 {
80 output_format++; /* skip the dot */
81 output_format = g_strdup (output_format);
82 }
83 }
84
85 if (output_file && 0 != strcmp (output_file, "-"))
86 out_fp = fopen (output_file, "wb");
87 else
88 {
89 if (!default_stdout && !output_file)
90 {
91 g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED,
92 "No output file was specified");
93 return;
94 }
95
96 #if defined(_WIN32) || defined(__CYGWIN__)
97 setmode (fileno (stdout), O_BINARY);
98 #endif
99 out_fp = stdout;
100 }
101 if (!out_fp)
102 {
103 g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED,
104 "Cannot open output file `%s': %s",
105 g_filename_display_name (output_file), strerror (errno));
106 return;
107 }
108 }
109
110 char *output_file = nullptr;
111 char *output_format = nullptr;
112
113 bool explicit_output_format = false;
114 FILE *out_fp = nullptr;
115 };
116
117 #endif