diff options
Diffstat (limited to 'libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c')
-rw-r--r-- | libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c | 504 |
1 files changed, 252 insertions, 252 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c b/libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c index c98aed7..3da7be8 100644 --- a/libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c +++ b/libraries/irrlicht-1.8/source/Irrlicht/jpeglib/jerror.c | |||
@@ -1,252 +1,252 @@ | |||
1 | /* | 1 | /* |
2 | * jerror.c | 2 | * jerror.c |
3 | * | 3 | * |
4 | * Copyright (C) 1991-1998, Thomas G. Lane. | 4 | * Copyright (C) 1991-1998, Thomas G. Lane. |
5 | * This file is part of the Independent JPEG Group's software. | 5 | * This file is part of the Independent JPEG Group's software. |
6 | * For conditions of distribution and use, see the accompanying README file. | 6 | * For conditions of distribution and use, see the accompanying README file. |
7 | * | 7 | * |
8 | * This file contains simple error-reporting and trace-message routines. | 8 | * This file contains simple error-reporting and trace-message routines. |
9 | * These are suitable for Unix-like systems and others where writing to | 9 | * These are suitable for Unix-like systems and others where writing to |
10 | * stderr is the right thing to do. Many applications will want to replace | 10 | * stderr is the right thing to do. Many applications will want to replace |
11 | * some or all of these routines. | 11 | * some or all of these routines. |
12 | * | 12 | * |
13 | * If you define USE_WINDOWS_MESSAGEBOX in jconfig.h or in the makefile, | 13 | * If you define USE_WINDOWS_MESSAGEBOX in jconfig.h or in the makefile, |
14 | * you get a Windows-specific hack to display error messages in a dialog box. | 14 | * you get a Windows-specific hack to display error messages in a dialog box. |
15 | * It ain't much, but it beats dropping error messages into the bit bucket, | 15 | * It ain't much, but it beats dropping error messages into the bit bucket, |
16 | * which is what happens to output to stderr under most Windows C compilers. | 16 | * which is what happens to output to stderr under most Windows C compilers. |
17 | * | 17 | * |
18 | * These routines are used by both the compression and decompression code. | 18 | * These routines are used by both the compression and decompression code. |
19 | */ | 19 | */ |
20 | 20 | ||
21 | /* this is not a core library module, so it doesn't define JPEG_INTERNALS */ | 21 | /* this is not a core library module, so it doesn't define JPEG_INTERNALS */ |
22 | #include "jinclude.h" | 22 | #include "jinclude.h" |
23 | #include "jpeglib.h" | 23 | #include "jpeglib.h" |
24 | #include "jversion.h" | 24 | #include "jversion.h" |
25 | #include "jerror.h" | 25 | #include "jerror.h" |
26 | 26 | ||
27 | #ifdef USE_WINDOWS_MESSAGEBOX | 27 | #ifdef USE_WINDOWS_MESSAGEBOX |
28 | #include <windows.h> | 28 | #include <windows.h> |
29 | #endif | 29 | #endif |
30 | 30 | ||
31 | #ifndef EXIT_FAILURE /* define exit() codes if not provided */ | 31 | #ifndef EXIT_FAILURE /* define exit() codes if not provided */ |
32 | #define EXIT_FAILURE 1 | 32 | #define EXIT_FAILURE 1 |
33 | #endif | 33 | #endif |
34 | 34 | ||
35 | 35 | ||
36 | /* | 36 | /* |
37 | * Create the message string table. | 37 | * Create the message string table. |
38 | * We do this from the master message list in jerror.h by re-reading | 38 | * We do this from the master message list in jerror.h by re-reading |
39 | * jerror.h with a suitable definition for macro JMESSAGE. | 39 | * jerror.h with a suitable definition for macro JMESSAGE. |
40 | * The message table is made an external symbol just in case any applications | 40 | * The message table is made an external symbol just in case any applications |
41 | * want to refer to it directly. | 41 | * want to refer to it directly. |
42 | */ | 42 | */ |
43 | 43 | ||
44 | #ifdef NEED_SHORT_EXTERNAL_NAMES | 44 | #ifdef NEED_SHORT_EXTERNAL_NAMES |
45 | #define jpeg_std_message_table jMsgTable | 45 | #define jpeg_std_message_table jMsgTable |
46 | #endif | 46 | #endif |
47 | 47 | ||
48 | #define JMESSAGE(code,string) string , | 48 | #define JMESSAGE(code,string) string , |
49 | 49 | ||
50 | const char * const jpeg_std_message_table[] = { | 50 | const char * const jpeg_std_message_table[] = { |
51 | #include "jerror.h" | 51 | #include "jerror.h" |
52 | NULL | 52 | NULL |
53 | }; | 53 | }; |
54 | 54 | ||
55 | 55 | ||
56 | /* | 56 | /* |
57 | * Error exit handler: must not return to caller. | 57 | * Error exit handler: must not return to caller. |
58 | * | 58 | * |
59 | * Applications may override this if they want to get control back after | 59 | * Applications may override this if they want to get control back after |
60 | * an error. Typically one would longjmp somewhere instead of exiting. | 60 | * an error. Typically one would longjmp somewhere instead of exiting. |
61 | * The setjmp buffer can be made a private field within an expanded error | 61 | * The setjmp buffer can be made a private field within an expanded error |
62 | * handler object. Note that the info needed to generate an error message | 62 | * handler object. Note that the info needed to generate an error message |
63 | * is stored in the error object, so you can generate the message now or | 63 | * is stored in the error object, so you can generate the message now or |
64 | * later, at your convenience. | 64 | * later, at your convenience. |
65 | * You should make sure that the JPEG object is cleaned up (with jpeg_abort | 65 | * You should make sure that the JPEG object is cleaned up (with jpeg_abort |
66 | * or jpeg_destroy) at some point. | 66 | * or jpeg_destroy) at some point. |
67 | */ | 67 | */ |
68 | 68 | ||
69 | METHODDEF(void) | 69 | METHODDEF(void) |
70 | error_exit (j_common_ptr cinfo) | 70 | error_exit (j_common_ptr cinfo) |
71 | { | 71 | { |
72 | /* Always display the message */ | 72 | /* Always display the message */ |
73 | (*cinfo->err->output_message) (cinfo); | 73 | (*cinfo->err->output_message) (cinfo); |
74 | 74 | ||
75 | /* Let the memory manager delete any temp files before we die */ | 75 | /* Let the memory manager delete any temp files before we die */ |
76 | jpeg_destroy(cinfo); | 76 | jpeg_destroy(cinfo); |
77 | 77 | ||
78 | exit(EXIT_FAILURE); | 78 | exit(EXIT_FAILURE); |
79 | } | 79 | } |
80 | 80 | ||
81 | 81 | ||
82 | /* | 82 | /* |
83 | * Actual output of an error or trace message. | 83 | * Actual output of an error or trace message. |
84 | * Applications may override this method to send JPEG messages somewhere | 84 | * Applications may override this method to send JPEG messages somewhere |
85 | * other than stderr. | 85 | * other than stderr. |
86 | * | 86 | * |
87 | * On Windows, printing to stderr is generally completely useless, | 87 | * On Windows, printing to stderr is generally completely useless, |
88 | * so we provide optional code to produce an error-dialog popup. | 88 | * so we provide optional code to produce an error-dialog popup. |
89 | * Most Windows applications will still prefer to override this routine, | 89 | * Most Windows applications will still prefer to override this routine, |
90 | * but if they don't, it'll do something at least marginally useful. | 90 | * but if they don't, it'll do something at least marginally useful. |
91 | * | 91 | * |
92 | * NOTE: to use the library in an environment that doesn't support the | 92 | * NOTE: to use the library in an environment that doesn't support the |
93 | * C stdio library, you may have to delete the call to fprintf() entirely, | 93 | * C stdio library, you may have to delete the call to fprintf() entirely, |
94 | * not just not use this routine. | 94 | * not just not use this routine. |
95 | */ | 95 | */ |
96 | 96 | ||
97 | METHODDEF(void) | 97 | METHODDEF(void) |
98 | output_message (j_common_ptr cinfo) | 98 | output_message (j_common_ptr cinfo) |
99 | { | 99 | { |
100 | char buffer[JMSG_LENGTH_MAX]; | 100 | char buffer[JMSG_LENGTH_MAX]; |
101 | 101 | ||
102 | /* Create the message */ | 102 | /* Create the message */ |
103 | (*cinfo->err->format_message) (cinfo, buffer); | 103 | (*cinfo->err->format_message) (cinfo, buffer); |
104 | 104 | ||
105 | #ifdef USE_WINDOWS_MESSAGEBOX | 105 | #ifdef USE_WINDOWS_MESSAGEBOX |
106 | /* Display it in a message dialog box */ | 106 | /* Display it in a message dialog box */ |
107 | MessageBox(GetActiveWindow(), buffer, "JPEG Library Error", | 107 | MessageBox(GetActiveWindow(), buffer, "JPEG Library Error", |
108 | MB_OK | MB_ICONERROR); | 108 | MB_OK | MB_ICONERROR); |
109 | #else | 109 | #else |
110 | /* Send it to stderr, adding a newline */ | 110 | /* Send it to stderr, adding a newline */ |
111 | fprintf(stderr, "%s\n", buffer); | 111 | fprintf(stderr, "%s\n", buffer); |
112 | #endif | 112 | #endif |
113 | } | 113 | } |
114 | 114 | ||
115 | 115 | ||
116 | /* | 116 | /* |
117 | * Decide whether to emit a trace or warning message. | 117 | * Decide whether to emit a trace or warning message. |
118 | * msg_level is one of: | 118 | * msg_level is one of: |
119 | * -1: recoverable corrupt-data warning, may want to abort. | 119 | * -1: recoverable corrupt-data warning, may want to abort. |
120 | * 0: important advisory messages (always display to user). | 120 | * 0: important advisory messages (always display to user). |
121 | * 1: first level of tracing detail. | 121 | * 1: first level of tracing detail. |
122 | * 2,3,...: successively more detailed tracing messages. | 122 | * 2,3,...: successively more detailed tracing messages. |
123 | * An application might override this method if it wanted to abort on warnings | 123 | * An application might override this method if it wanted to abort on warnings |
124 | * or change the policy about which messages to display. | 124 | * or change the policy about which messages to display. |
125 | */ | 125 | */ |
126 | 126 | ||
127 | METHODDEF(void) | 127 | METHODDEF(void) |
128 | emit_message (j_common_ptr cinfo, int msg_level) | 128 | emit_message (j_common_ptr cinfo, int msg_level) |
129 | { | 129 | { |
130 | struct jpeg_error_mgr * err = cinfo->err; | 130 | struct jpeg_error_mgr * err = cinfo->err; |
131 | 131 | ||
132 | if (msg_level < 0) { | 132 | if (msg_level < 0) { |
133 | /* It's a warning message. Since corrupt files may generate many warnings, | 133 | /* It's a warning message. Since corrupt files may generate many warnings, |
134 | * the policy implemented here is to show only the first warning, | 134 | * the policy implemented here is to show only the first warning, |
135 | * unless trace_level >= 3. | 135 | * unless trace_level >= 3. |
136 | */ | 136 | */ |
137 | if (err->num_warnings == 0 || err->trace_level >= 3) | 137 | if (err->num_warnings == 0 || err->trace_level >= 3) |
138 | (*err->output_message) (cinfo); | 138 | (*err->output_message) (cinfo); |
139 | /* Always count warnings in num_warnings. */ | 139 | /* Always count warnings in num_warnings. */ |
140 | err->num_warnings++; | 140 | err->num_warnings++; |
141 | } else { | 141 | } else { |
142 | /* It's a trace message. Show it if trace_level >= msg_level. */ | 142 | /* It's a trace message. Show it if trace_level >= msg_level. */ |
143 | if (err->trace_level >= msg_level) | 143 | if (err->trace_level >= msg_level) |
144 | (*err->output_message) (cinfo); | 144 | (*err->output_message) (cinfo); |
145 | } | 145 | } |
146 | } | 146 | } |
147 | 147 | ||
148 | 148 | ||
149 | /* | 149 | /* |
150 | * Format a message string for the most recent JPEG error or message. | 150 | * Format a message string for the most recent JPEG error or message. |
151 | * The message is stored into buffer, which should be at least JMSG_LENGTH_MAX | 151 | * The message is stored into buffer, which should be at least JMSG_LENGTH_MAX |
152 | * characters. Note that no '\n' character is added to the string. | 152 | * characters. Note that no '\n' character is added to the string. |
153 | * Few applications should need to override this method. | 153 | * Few applications should need to override this method. |
154 | */ | 154 | */ |
155 | 155 | ||
156 | METHODDEF(void) | 156 | METHODDEF(void) |
157 | format_message (j_common_ptr cinfo, char * buffer) | 157 | format_message (j_common_ptr cinfo, char * buffer) |
158 | { | 158 | { |
159 | struct jpeg_error_mgr * err = cinfo->err; | 159 | struct jpeg_error_mgr * err = cinfo->err; |
160 | int msg_code = err->msg_code; | 160 | int msg_code = err->msg_code; |
161 | const char * msgtext = NULL; | 161 | const char * msgtext = NULL; |
162 | const char * msgptr; | 162 | const char * msgptr; |
163 | char ch; | 163 | char ch; |
164 | boolean isstring; | 164 | boolean isstring; |
165 | 165 | ||
166 | /* Look up message string in proper table */ | 166 | /* Look up message string in proper table */ |
167 | if (msg_code > 0 && msg_code <= err->last_jpeg_message) { | 167 | if (msg_code > 0 && msg_code <= err->last_jpeg_message) { |
168 | msgtext = err->jpeg_message_table[msg_code]; | 168 | msgtext = err->jpeg_message_table[msg_code]; |
169 | } else if (err->addon_message_table != NULL && | 169 | } else if (err->addon_message_table != NULL && |
170 | msg_code >= err->first_addon_message && | 170 | msg_code >= err->first_addon_message && |
171 | msg_code <= err->last_addon_message) { | 171 | msg_code <= err->last_addon_message) { |
172 | msgtext = err->addon_message_table[msg_code - err->first_addon_message]; | 172 | msgtext = err->addon_message_table[msg_code - err->first_addon_message]; |
173 | } | 173 | } |
174 | 174 | ||
175 | /* Defend against bogus message number */ | 175 | /* Defend against bogus message number */ |
176 | if (msgtext == NULL) { | 176 | if (msgtext == NULL) { |
177 | err->msg_parm.i[0] = msg_code; | 177 | err->msg_parm.i[0] = msg_code; |
178 | msgtext = err->jpeg_message_table[0]; | 178 | msgtext = err->jpeg_message_table[0]; |
179 | } | 179 | } |
180 | 180 | ||
181 | /* Check for string parameter, as indicated by %s in the message text */ | 181 | /* Check for string parameter, as indicated by %s in the message text */ |
182 | isstring = FALSE; | 182 | isstring = FALSE; |
183 | msgptr = msgtext; | 183 | msgptr = msgtext; |
184 | while ((ch = *msgptr++) != '\0') { | 184 | while ((ch = *msgptr++) != '\0') { |
185 | if (ch == '%') { | 185 | if (ch == '%') { |
186 | if (*msgptr == 's') isstring = TRUE; | 186 | if (*msgptr == 's') isstring = TRUE; |
187 | break; | 187 | break; |
188 | } | 188 | } |
189 | } | 189 | } |
190 | 190 | ||
191 | /* Format the message into the passed buffer */ | 191 | /* Format the message into the passed buffer */ |
192 | if (isstring) | 192 | if (isstring) |
193 | sprintf(buffer, msgtext, err->msg_parm.s); | 193 | sprintf(buffer, msgtext, err->msg_parm.s); |
194 | else | 194 | else |
195 | sprintf(buffer, msgtext, | 195 | sprintf(buffer, msgtext, |
196 | err->msg_parm.i[0], err->msg_parm.i[1], | 196 | err->msg_parm.i[0], err->msg_parm.i[1], |
197 | err->msg_parm.i[2], err->msg_parm.i[3], | 197 | err->msg_parm.i[2], err->msg_parm.i[3], |
198 | err->msg_parm.i[4], err->msg_parm.i[5], | 198 | err->msg_parm.i[4], err->msg_parm.i[5], |
199 | err->msg_parm.i[6], err->msg_parm.i[7]); | 199 | err->msg_parm.i[6], err->msg_parm.i[7]); |
200 | } | 200 | } |
201 | 201 | ||
202 | 202 | ||
203 | /* | 203 | /* |
204 | * Reset error state variables at start of a new image. | 204 | * Reset error state variables at start of a new image. |
205 | * This is called during compression startup to reset trace/error | 205 | * This is called during compression startup to reset trace/error |
206 | * processing to default state, without losing any application-specific | 206 | * processing to default state, without losing any application-specific |
207 | * method pointers. An application might possibly want to override | 207 | * method pointers. An application might possibly want to override |
208 | * this method if it has additional error processing state. | 208 | * this method if it has additional error processing state. |
209 | */ | 209 | */ |
210 | 210 | ||
211 | METHODDEF(void) | 211 | METHODDEF(void) |
212 | reset_error_mgr (j_common_ptr cinfo) | 212 | reset_error_mgr (j_common_ptr cinfo) |
213 | { | 213 | { |
214 | cinfo->err->num_warnings = 0; | 214 | cinfo->err->num_warnings = 0; |
215 | /* trace_level is not reset since it is an application-supplied parameter */ | 215 | /* trace_level is not reset since it is an application-supplied parameter */ |
216 | cinfo->err->msg_code = 0; /* may be useful as a flag for "no error" */ | 216 | cinfo->err->msg_code = 0; /* may be useful as a flag for "no error" */ |
217 | } | 217 | } |
218 | 218 | ||
219 | 219 | ||
220 | /* | 220 | /* |
221 | * Fill in the standard error-handling methods in a jpeg_error_mgr object. | 221 | * Fill in the standard error-handling methods in a jpeg_error_mgr object. |
222 | * Typical call is: | 222 | * Typical call is: |
223 | * struct jpeg_compress_struct cinfo; | 223 | * struct jpeg_compress_struct cinfo; |
224 | * struct jpeg_error_mgr err; | 224 | * struct jpeg_error_mgr err; |
225 | * | 225 | * |
226 | * cinfo.err = jpeg_std_error(&err); | 226 | * cinfo.err = jpeg_std_error(&err); |
227 | * after which the application may override some of the methods. | 227 | * after which the application may override some of the methods. |
228 | */ | 228 | */ |
229 | 229 | ||
230 | GLOBAL(struct jpeg_error_mgr *) | 230 | GLOBAL(struct jpeg_error_mgr *) |
231 | jpeg_std_error (struct jpeg_error_mgr * err) | 231 | jpeg_std_error (struct jpeg_error_mgr * err) |
232 | { | 232 | { |
233 | err->error_exit = error_exit; | 233 | err->error_exit = error_exit; |
234 | err->emit_message = emit_message; | 234 | err->emit_message = emit_message; |
235 | err->output_message = output_message; | 235 | err->output_message = output_message; |
236 | err->format_message = format_message; | 236 | err->format_message = format_message; |
237 | err->reset_error_mgr = reset_error_mgr; | 237 | err->reset_error_mgr = reset_error_mgr; |
238 | 238 | ||
239 | err->trace_level = 0; /* default = no tracing */ | 239 | err->trace_level = 0; /* default = no tracing */ |
240 | err->num_warnings = 0; /* no warnings emitted yet */ | 240 | err->num_warnings = 0; /* no warnings emitted yet */ |
241 | err->msg_code = 0; /* may be useful as a flag for "no error" */ | 241 | err->msg_code = 0; /* may be useful as a flag for "no error" */ |
242 | 242 | ||
243 | /* Initialize message table pointers */ | 243 | /* Initialize message table pointers */ |
244 | err->jpeg_message_table = jpeg_std_message_table; | 244 | err->jpeg_message_table = jpeg_std_message_table; |
245 | err->last_jpeg_message = (int) JMSG_LASTMSGCODE - 1; | 245 | err->last_jpeg_message = (int) JMSG_LASTMSGCODE - 1; |
246 | 246 | ||
247 | err->addon_message_table = NULL; | 247 | err->addon_message_table = NULL; |
248 | err->first_addon_message = 0; /* for safety */ | 248 | err->first_addon_message = 0; /* for safety */ |
249 | err->last_addon_message = 0; | 249 | err->last_addon_message = 0; |
250 | 250 | ||
251 | return err; | 251 | return err; |
252 | } | 252 | } |