| File: | MultiSrc.c |
| Location: | line 587, column 4 |
| Description: | Value stored to 'c' is never read |
| 1 | /* |
| 2 | * Copyright 1991 by OMRON Corporation |
| 3 | * |
| 4 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 5 | * documentation for any purpose is hereby granted without fee, provided that |
| 6 | * the above copyright notice appear in all copies and that both that |
| 7 | * copyright notice and this permission notice appear in supporting |
| 8 | * documentation, and that the name OMRON not be used in |
| 9 | * advertising or publicity pertaining to distribution of the software without |
| 10 | * specific, written prior permission. OMRON makes no representations |
| 11 | * about the suitability of this software for any purpose. It is provided |
| 12 | * "as is" without express or implied warranty. |
| 13 | * |
| 14 | * OMRON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 16 | * EVENT SHALL OMRON BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 19 | * TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 20 | * PERFORMANCE OF THIS SOFTWARE. |
| 21 | * |
| 22 | * Authors: Chris Peterson MIT X Consortium |
| 23 | * Li Yuhong OMRON Corporation |
| 24 | * Frank Sheeran OMRON Corporation |
| 25 | * |
| 26 | * Much code taken from X11R3 String and Disk Sources. |
| 27 | */ |
| 28 | |
| 29 | /* |
| 30 | |
| 31 | Copyright 1991, 1994, 1998 The Open Group |
| 32 | |
| 33 | Permission to use, copy, modify, distribute, and sell this software and its |
| 34 | documentation for any purpose is hereby granted without fee, provided that |
| 35 | the above copyright notice appear in all copies and that both that |
| 36 | copyright notice and this permission notice appear in supporting |
| 37 | documentation. |
| 38 | |
| 39 | The above copyright notice and this permission notice shall be included in |
| 40 | all copies or substantial portions of the Software. |
| 41 | |
| 42 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 43 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 44 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 45 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 46 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 47 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 48 | |
| 49 | Except as contained in this notice, the name of The Open Group shall not be |
| 50 | used in advertising or otherwise to promote the sale, use or other dealings |
| 51 | in this Software without prior written authorization from The Open Group. |
| 52 | |
| 53 | */ |
| 54 | |
| 55 | #ifdef HAVE_CONFIG_H1 |
| 56 | #include <config.h> |
| 57 | #endif |
| 58 | #include <stdio.h> |
| 59 | #include <stdlib.h> |
| 60 | #include <ctype.h> |
| 61 | #include <errno(*__error()).h> |
| 62 | #include <X11/IntrinsicP.h> |
| 63 | #include <X11/StringDefs.h> |
| 64 | #include <X11/Xfuncs.h> |
| 65 | #include <X11/Xos.h> |
| 66 | #include <X11/Xmu/CharSet.h> |
| 67 | #include <X11/Xmu/Misc.h> |
| 68 | #include <X11/Xaw/XawInit.h> |
| 69 | #include <X11/Xaw/MultiSrcP.h> |
| 70 | #include <X11/Xaw/XawImP.h> |
| 71 | #include "XawI18n.h" |
| 72 | #include "Private.h" |
| 73 | |
| 74 | #include <sys/types.h> |
| 75 | #include <sys/stat.h> |
| 76 | #include <fcntl.h> |
| 77 | |
| 78 | #define MAGIC_VALUE((XawTextPosition)-1) ((XawTextPosition)-1) |
| 79 | #define streq(a, b)(strcmp((a), (b)) == 0) (strcmp((a), (b)) == 0) |
| 80 | |
| 81 | |
| 82 | /* |
| 83 | * Class Methods |
| 84 | */ |
| 85 | static XawTextPosition ReadText(Widget, XawTextPosition, XawTextBlock*, int); |
| 86 | static int ReplaceText(Widget, XawTextPosition, XawTextPosition, |
| 87 | XawTextBlock*); |
| 88 | static XawTextPosition Scan(Widget, XawTextPosition, XawTextScanType, |
| 89 | XawTextScanDirection, int, Boolint); |
| 90 | static XawTextPosition Search(Widget, XawTextPosition, XawTextScanDirection, |
| 91 | XawTextBlock*); |
| 92 | static void XawMultiSrcClassInitialize(void); |
| 93 | static void XawMultiSrcDestroy(Widget); |
| 94 | static void XawMultiSrcInitialize(Widget, Widget, ArgList, Cardinal*); |
| 95 | static Boolean XawMultiSrcSetValues(Widget, Widget, Widget, |
| 96 | ArgList, Cardinal*); |
| 97 | static void XawMultiSrcGetValuesHook(Widget, ArgList, Cardinal*); |
| 98 | |
| 99 | /* |
| 100 | * Prototypes |
| 101 | */ |
| 102 | static MultiPiece *AllocNewPiece(MultiSrcObject, MultiPiece*); |
| 103 | static void BreakPiece(MultiSrcObject, MultiPiece*); |
| 104 | static Boolean CvtMultiTypeToString(Display*, XrmValuePtr, Cardinal*, |
| 105 | XrmValuePtr, XrmValuePtr, XtPointer*); |
| 106 | static void CvtStringToMultiType(XrmValuePtr, Cardinal*, |
| 107 | XrmValuePtr, XrmValuePtr); |
| 108 | static MultiPiece *FindPiece(MultiSrcObject, XawTextPosition, |
| 109 | XawTextPosition*); |
| 110 | static void FreeAllPieces(MultiSrcObject); |
| 111 | static FILE *InitStringOrFile(MultiSrcObject, Boolint); |
| 112 | static void LoadPieces(MultiSrcObject, FILE*, char*); |
| 113 | static void RemovePiece(MultiSrcObject, MultiPiece*); |
| 114 | static void RemoveOldStringOrFile(MultiSrcObject, Boolint); |
| 115 | static String StorePiecesInString(MultiSrcObject); |
| 116 | static Boolint WriteToFile(String, String); |
| 117 | static void GetDefaultPieceSize(Widget, int, XrmValue*); |
| 118 | |
| 119 | /* |
| 120 | * Initialization |
| 121 | */ |
| 122 | #define offset(field) XtOffsetOf(MultiSrcRec, multi_src.field)__builtin_offsetof(MultiSrcRec, multi_src.field) |
| 123 | static XtResource resources[] = { |
| 124 | { |
| 125 | XtNstring((char*)&XtStrings[733]), |
| 126 | XtCString((char*)&XtStrings[1416]), |
| 127 | XtRString((char*)&XtStrings[1797]), |
| 128 | sizeof(XtPointer), |
| 129 | offset(string), |
| 130 | XtRPointer((char*)&XtStrings[1767]), |
| 131 | NULL((void*)0) |
| 132 | }, |
| 133 | { |
| 134 | XtNtype"type", |
| 135 | XtCType"Type", |
| 136 | XtRMultiType"MultiType", |
| 137 | sizeof(XawAsciiType), |
| 138 | offset(type), |
| 139 | XtRImmediate((char*)&XtStrings[1695]), |
| 140 | (XtPointer)XawAsciiString |
| 141 | }, |
| 142 | { |
| 143 | XtNdataCompression"dataCompression", |
| 144 | XtCDataCompression"DataCompression", |
| 145 | XtRBoolean((char*)&XtStrings[1561]), |
| 146 | sizeof(Boolean), |
| 147 | offset(data_compression), |
| 148 | XtRImmediate((char*)&XtStrings[1695]), |
| 149 | (XtPointer)False0 |
| 150 | }, |
| 151 | { |
| 152 | XtNpieceSize"pieceSize", |
| 153 | XtCPieceSize"PieceSize", |
| 154 | XtRInt((char*)&XtStrings[1718]), |
| 155 | sizeof(XawTextPosition), |
| 156 | offset(piece_size), |
| 157 | XtRCallProc((char*)&XtStrings[1578]), |
| 158 | (XtPointer)GetDefaultPieceSize |
| 159 | }, |
| 160 | #ifdef OLDXAW1 |
| 161 | { |
| 162 | XtNcallback((char*)&XtStrings[136]), |
| 163 | XtCCallback((char*)&XtStrings[952]), |
| 164 | XtRCallback((char*)&XtStrings[1569]), |
| 165 | sizeof(XtPointer), |
| 166 | offset(callback), |
| 167 | XtRCallback((char*)&XtStrings[1569]), |
| 168 | (XtPointer)NULL((void*)0) |
| 169 | }, |
| 170 | #endif |
| 171 | { |
| 172 | XtNuseStringInPlace"useStringInPlace", |
| 173 | XtCUseStringInPlace"UseStringInPlace", |
| 174 | XtRBoolean((char*)&XtStrings[1561]), |
| 175 | sizeof(Boolean), |
| 176 | offset(use_string_in_place), |
| 177 | XtRImmediate((char*)&XtStrings[1695]), |
| 178 | (XtPointer)False0 |
| 179 | }, |
| 180 | { |
| 181 | XtNlength((char*)&XtStrings[435]), |
| 182 | XtCLength((char*)&XtStrings[1157]), |
| 183 | XtRInt((char*)&XtStrings[1718]), |
| 184 | sizeof(int), |
| 185 | offset(multi_length), |
| 186 | XtRImmediate((char*)&XtStrings[1695]), |
| 187 | (XtPointer)MAGIC_VALUE((XawTextPosition)-1) |
| 188 | }, |
| 189 | }; |
| 190 | #undef offset |
| 191 | |
| 192 | #define superclass(&textSrcClassRec) (&textSrcClassRec) |
| 193 | MultiSrcClassRec multiSrcClassRec = { |
| 194 | /* object */ |
| 195 | { |
| 196 | (WidgetClass)superclass(&textSrcClassRec), /* superclass */ |
| 197 | "MultiSrc", /* class_name */ |
| 198 | sizeof(MultiSrcRec), /* widget_size */ |
| 199 | XawMultiSrcClassInitialize, /* class_initialize */ |
| 200 | NULL((void*)0), /* class_part_initialize */ |
| 201 | False0, /* class_inited */ |
| 202 | XawMultiSrcInitialize, /* initialize */ |
| 203 | NULL((void*)0), /* initialize_hook */ |
| 204 | NULL((void*)0), /* obj1 */ |
| 205 | NULL((void*)0), /* obj2 */ |
| 206 | 0, /* obj3 */ |
| 207 | resources, /* resources */ |
| 208 | XtNumber(resources)((Cardinal) (sizeof(resources) / sizeof(resources[0]))), /* num_resources */ |
| 209 | NULLQUARK((XrmQuark) 0), /* xrm_class */ |
| 210 | False0, /* obj4 */ |
| 211 | False0, /* obj5 */ |
| 212 | False0, /* obj6 */ |
| 213 | False0, /* obj7 */ |
| 214 | XawMultiSrcDestroy, /* destroy */ |
| 215 | NULL((void*)0), /* obj8 */ |
| 216 | NULL((void*)0), /* obj9 */ |
| 217 | XawMultiSrcSetValues, /* set_values */ |
| 218 | NULL((void*)0), /* set_values_hook */ |
| 219 | NULL((void*)0), /* obj10 */ |
| 220 | XawMultiSrcGetValuesHook, /* get_values_hook */ |
| 221 | NULL((void*)0), /* obj11 */ |
| 222 | XtVersion(11 * 1000 + 6), /* version */ |
| 223 | NULL((void*)0), /* callback_private */ |
| 224 | NULL((void*)0), /* obj12 */ |
| 225 | NULL((void*)0), /* obj13 */ |
| 226 | NULL((void*)0), /* obj14 */ |
| 227 | NULL((void*)0), /* extension */ |
| 228 | }, |
| 229 | /* text_src */ |
| 230 | { |
| 231 | ReadText, /* Read */ |
| 232 | ReplaceText, /* Replace */ |
| 233 | Scan, /* Scan */ |
| 234 | Search, /* Search */ |
| 235 | XtInheritSetSelection((_XawSrcSetSelectionProc)_XtInherit), /* SetSelection */ |
| 236 | XtInheritConvertSelection((_XawSrcConvertSelectionProc)_XtInherit), /* ConvertSelection */ |
| 237 | }, |
| 238 | /* multi_src */ |
| 239 | { |
| 240 | NULL((void*)0), /* extension */ |
| 241 | }, |
| 242 | }; |
| 243 | |
| 244 | WidgetClass multiSrcObjectClass = (WidgetClass)&multiSrcClassRec; |
| 245 | |
| 246 | static XrmQuark Qstring, Qfile; |
| 247 | |
| 248 | /* |
| 249 | * Implementation |
| 250 | */ |
| 251 | static void |
| 252 | XawMultiSrcClassInitialize(void) |
| 253 | { |
| 254 | XawInitializeWidgetSet(); |
| 255 | Qstring = XrmPermStringToQuark(XtEstring"string"); |
| 256 | Qfile = XrmPermStringToQuark(XtEfile"file"); |
| 257 | XtAddConverter(XtRString((char*)&XtStrings[1797]), XtRMultiType"MultiType", CvtStringToMultiType, NULL((void*)0), 0); |
| 258 | XtSetTypeConverter(XtRMultiType"MultiType", XtRString((char*)&XtStrings[1797]), CvtMultiTypeToString, NULL((void*)0), 0, |
| 259 | XtCacheNone0x001, NULL((void*)0)); |
| 260 | } |
| 261 | |
| 262 | /* |
| 263 | * Function: |
| 264 | * XawMultiSrcInitialize |
| 265 | * |
| 266 | * Parameters: |
| 267 | * request - widget requested by the argument list |
| 268 | * cnew - the new widget with both resource and non resource values |
| 269 | * args - (unused) |
| 270 | * num_args - (unused) |
| 271 | * |
| 272 | * Description: |
| 273 | * Initializes the multi src object |
| 274 | */ |
| 275 | /*ARGSUSED*/ |
| 276 | static void |
| 277 | XawMultiSrcInitialize(Widget request, Widget cnew, |
| 278 | ArgList args, Cardinal *num_args) |
| 279 | { |
| 280 | MultiSrcObject src = (MultiSrcObject)cnew; |
| 281 | FILE *file; |
| 282 | |
| 283 | /* |
| 284 | * Set correct flags (override resources) depending upon widget class |
| 285 | */ |
| 286 | #ifdef OLDXAW1 |
| 287 | src->multi_src.changes = False0; |
| 288 | #else |
| 289 | src->text_src.changed = False0; |
| 290 | #endif |
| 291 | src->multi_src.allocated_string = False0; |
| 292 | |
| 293 | if (src->multi_src.use_string_in_place && src->multi_src.string == NULL((void*)0)) |
| 294 | src->multi_src.use_string_in_place = False0; |
| 295 | |
| 296 | file = InitStringOrFile(src, src->multi_src.type == XawAsciiFile); |
| 297 | LoadPieces(src, file, NULL((void*)0)); |
| 298 | |
| 299 | if (file != NULL((void*)0)) |
| 300 | fclose(file); |
| 301 | src->text_src.text_format = XawFmtWide; |
| 302 | } |
| 303 | |
| 304 | /* |
| 305 | * Function: |
| 306 | * ReadText |
| 307 | * |
| 308 | * Parameters: |
| 309 | * w - MultiSource object |
| 310 | * pos - position of the text to retrieve |
| 311 | * text - text block that will contain returned text |
| 312 | * length - maximum number of characters to read |
| 313 | * |
| 314 | * Description: |
| 315 | * This function reads the source. |
| 316 | * |
| 317 | * Returns: |
| 318 | * The character position following the retrieved text. |
| 319 | */ |
| 320 | static XawTextPosition |
| 321 | ReadText(Widget w, XawTextPosition pos, XawTextBlock *text, int length) |
| 322 | { |
| 323 | MultiSrcObject src = (MultiSrcObject)w; |
| 324 | XawTextPosition count, start; |
| 325 | MultiPiece *piece = FindPiece(src, pos, &start); |
| 326 | |
| 327 | text->format = XawFmtWide; |
| 328 | text->firstPos = pos; |
| 329 | text->ptr = (char *)(piece->text + (pos - start)); |
| 330 | count = piece->used - (pos - start); |
| 331 | text->length = Max(0, (length > count) ? count : length)(((0) > ((length > count) ? count : length)) ? (0) : (( length > count) ? count : length)); |
| 332 | |
| 333 | return (pos + text->length); |
| 334 | } |
| 335 | |
| 336 | /* |
| 337 | * Function: |
| 338 | * ReplaceText |
| 339 | * |
| 340 | * Parameters: |
| 341 | * w - MultiSource object |
| 342 | * startPos - ends of text that will be removed |
| 343 | * endPos - "" |
| 344 | * text - new text to be inserted into buffer at startPos |
| 345 | * |
| 346 | * Description: |
| 347 | * Replaces a block of text with new text. |
| 348 | * |
| 349 | * Returns: |
| 350 | * XawEditDone on success, XawEditError otherwise |
| 351 | */ |
| 352 | /*ARGSUSED*/ |
| 353 | static int |
| 354 | ReplaceText(Widget w, XawTextPosition startPos, XawTextPosition endPos, |
| 355 | XawTextBlock *u_text_p) |
| 356 | { |
| 357 | MultiSrcObject src = (MultiSrcObject)w; |
| 358 | MultiPiece *start_piece, *end_piece, *temp_piece; |
| 359 | XawTextPosition start_first, end_first; |
| 360 | int length, firstPos; |
| 361 | wchar_t *wptr; |
| 362 | Boolint local_artificial_block = False0; |
| 363 | XawTextBlock text; |
| 364 | |
| 365 | /* STEP 1: The user handed me a text block called `u_text' that may be |
| 366 | * in either FMTWIDE or FMT8BIT (ie MB.) Later code needs the block |
| 367 | * `text' to hold FMTWIDE. So, this copies `u_text' to `text', and if |
| 368 | * `u_text' was MB, I knock it up to WIDE |
| 369 | */ |
| 370 | if (u_text_p->length == 0) /* if so, the block contents never ref'd */ |
| 371 | text.length = 0; |
| 372 | |
| 373 | else if (u_text_p->format == XawFmtWide) { |
| 374 | local_artificial_block = False0; /* don't have to free it ourselves */ |
| 375 | text.firstPos = u_text_p->firstPos; |
| 376 | text.length = u_text_p->length; |
| 377 | text.ptr = u_text_p->ptr; |
| 378 | } |
| 379 | else { |
| 380 | /* |
| 381 | * WARNING! u_text->firstPos and length are in units of CHAR, |
| 382 | * not CHARACTERS! |
| 383 | */ |
| 384 | local_artificial_block = True1; /* have to free it ourselves */ |
| 385 | text.firstPos = 0; |
| 386 | text.length = u_text_p->length; /* _XawTextMBToWC converts this |
| 387 | * to wchar len |
| 388 | */ |
| 389 | |
| 390 | text.ptr = (char*)_XawTextMBToWC(XtDisplay(XtParent(w))(((((w)->core.parent))->core.screen)->display), |
| 391 | &u_text_p->ptr[u_text_p->firstPos], |
| 392 | &text.length); |
| 393 | |
| 394 | /* I assert the following assignment is not needed - since Step 4 |
| 395 | depends on length, it has no need of a terminating NULL. I think |
| 396 | the ASCII-version has the same needless NULL. */ |
| 397 | /*((wchar_t*)text.ptr)[ text.length ] = NULL;*/ |
| 398 | } |
| 399 | |
| 400 | /* STEP 2: some initialization... */ |
| 401 | if (src->text_src.edit_mode == XawtextRead) |
| 402 | return (XawEditError1); |
| 403 | |
| 404 | start_piece = FindPiece(src, startPos, &start_first); |
| 405 | end_piece = FindPiece(src, endPos, &end_first); |
| 406 | |
| 407 | /* STEP 3: remove the empty pieces... */ |
| 408 | if (start_piece != end_piece) { |
| 409 | temp_piece = start_piece->next; |
| 410 | |
| 411 | /* If empty and not the only piece then remove it */ |
| 412 | if (((start_piece->used = startPos - start_first) == 0) |
| 413 | && !(start_piece->next == NULL((void*)0) && start_piece->prev == NULL((void*)0))) |
| 414 | RemovePiece(src, start_piece); |
| 415 | |
| 416 | while (temp_piece != end_piece) { |
| 417 | temp_piece = temp_piece->next; |
| 418 | RemovePiece(src, temp_piece->prev); |
| 419 | } |
| 420 | end_piece->used -= endPos - end_first; |
| 421 | if (end_piece->used != 0) |
| 422 | memmove(end_piece->text, end_piece->text + endPos - end_first,__builtin___memmove_chk (end_piece->text, end_piece->text + endPos - end_first, end_piece->used * sizeof(wchar_t), __builtin_object_size (end_piece->text, 0)) |
| 423 | end_piece->used * sizeof(wchar_t))__builtin___memmove_chk (end_piece->text, end_piece->text + endPos - end_first, end_piece->used * sizeof(wchar_t), __builtin_object_size (end_piece->text, 0)); |
| 424 | } |
| 425 | else { /* We are fully in one piece */ |
| 426 | if ((start_piece->used -= endPos - startPos) == 0) { |
| 427 | if (!(start_piece->next == NULL((void*)0) && start_piece->prev == NULL((void*)0))) |
| 428 | RemovePiece(src, start_piece); |
| 429 | } |
| 430 | else { |
| 431 | memmove(start_piece->text + (startPos - start_first),__builtin___memmove_chk (start_piece->text + (startPos - start_first ), start_piece->text + (endPos - start_first), (start_piece ->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (start_piece->text + (startPos - start_first), 0)) |
| 432 | start_piece->text + (endPos - start_first),__builtin___memmove_chk (start_piece->text + (startPos - start_first ), start_piece->text + (endPos - start_first), (start_piece ->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (start_piece->text + (startPos - start_first), 0)) |
| 433 | (start_piece->used - (startPos - start_first)) *__builtin___memmove_chk (start_piece->text + (startPos - start_first ), start_piece->text + (endPos - start_first), (start_piece ->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (start_piece->text + (startPos - start_first), 0)) |
| 434 | sizeof(wchar_t))__builtin___memmove_chk (start_piece->text + (startPos - start_first ), start_piece->text + (endPos - start_first), (start_piece ->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (start_piece->text + (startPos - start_first), 0)); |
| 435 | if (src->multi_src.use_string_in_place && |
| 436 | ((src->multi_src.length - (endPos - startPos)) |
| 437 | < src->multi_src.piece_size - 1)) |
| 438 | start_piece->text[src->multi_src.length - (endPos - startPos)] = |
| 439 | (wchar_t)0; |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | src->multi_src.length += text.length -(endPos - startPos); |
| 444 | |
| 445 | /* STEP 4: insert the new stuff */ |
| 446 | if ( text.length != 0) { |
| 447 | start_piece = FindPiece(src, startPos, &start_first); |
| 448 | length = text.length; |
| 449 | firstPos = text.firstPos; |
| 450 | |
| 451 | while (length > 0) { |
| 452 | wchar_t *ptr; |
| 453 | int fill; |
| 454 | |
| 455 | if (src->multi_src.use_string_in_place) { |
| 456 | if (start_piece->used == src->multi_src.piece_size - 1) { |
| 457 | |
| 458 | /* |
| 459 | * The string is used in place, then the string |
| 460 | * is not allowed to grow |
| 461 | */ |
| 462 | start_piece->used = src->multi_src.length = |
| 463 | src->multi_src.piece_size - 1; |
| 464 | |
| 465 | start_piece->text[src->multi_src.length] = (wchar_t)0; |
| 466 | return (XawEditError1); |
| 467 | } |
| 468 | } |
| 469 | |
| 470 | if (start_piece->used == src->multi_src.piece_size) { |
| 471 | BreakPiece(src, start_piece); |
| 472 | start_piece = FindPiece(src, startPos, &start_first); |
| 473 | } |
| 474 | |
| 475 | fill = Min((int)(src->multi_src.piece_size - start_piece->used), length)((((int)(src->multi_src.piece_size - start_piece->used) ) < (length)) ? ((int)(src->multi_src.piece_size - start_piece ->used)) : (length)); |
| 476 | |
| 477 | ptr = start_piece->text + (startPos - start_first); |
| 478 | memmove(ptr + fill, ptr, (start_piece->used -__builtin___memmove_chk (ptr + fill, ptr, (start_piece->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (ptr + fill, 0)) |
| 479 | (startPos - start_first)) * sizeof(wchar_t))__builtin___memmove_chk (ptr + fill, ptr, (start_piece->used - (startPos - start_first)) * sizeof(wchar_t), __builtin_object_size (ptr + fill, 0)); |
| 480 | wptr =(wchar_t *)text.ptr; |
| 481 | (void)wcsncpy(ptr, wptr + firstPos, fill); |
| 482 | |
| 483 | startPos += fill; |
| 484 | firstPos += fill; |
| 485 | start_piece->used += fill; |
| 486 | length -= fill; |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | if (local_artificial_block == True1) |
| 491 | /* In other words, text is not the u_text that the user handed me but |
| 492 | one I made myself. I only care, because I need to free the string */ |
| 493 | XtFree(text.ptr); |
| 494 | |
| 495 | if (src->multi_src.use_string_in_place) |
| 496 | start_piece->text[start_piece->used] = (wchar_t)0; |
| 497 | |
| 498 | #ifdef OLDXAW1 |
| 499 | src->multi_src.changes = True1; |
| 500 | XtCallCallbacks(w, XtNcallback((char*)&XtStrings[136]), NULL((void*)0)); |
| 501 | #endif |
| 502 | |
| 503 | return (XawEditDone0); |
| 504 | } |
| 505 | |
| 506 | /* |
| 507 | * Function: |
| 508 | * Scan |
| 509 | * |
| 510 | * Parameters: |
| 511 | * w - MultiSource widget |
| 512 | * position - position to start scanning |
| 513 | * type - type of thing to scan for |
| 514 | * dir - direction to scan |
| 515 | * count - which occurance if this thing to search for |
| 516 | * include - whether or not to include the character found in |
| 517 | * the position that is returned |
| 518 | * |
| 519 | * Description: |
| 520 | * Scans the text source for the number and type of item specified. |
| 521 | * |
| 522 | * Returns: |
| 523 | * The position of the item found |
| 524 | * |
| 525 | * Note: |
| 526 | * While there are only 'n' characters in the file there are n+1 |
| 527 | * possible cursor positions (one before the first character and |
| 528 | * one after the last character |
| 529 | */ |
| 530 | static XawTextPosition |
| 531 | Scan(Widget w, register XawTextPosition position, XawTextScanType type, |
| 532 | XawTextScanDirection dir, int count, Boolint include) |
| 533 | { |
| 534 | MultiSrcObject src = (MultiSrcObject)w; |
| 535 | register char inc; |
| 536 | MultiPiece *piece; |
| 537 | XawTextPosition first, first_eol_position = position; |
| 538 | register wchar_t *ptr; |
| 539 | int cnt = count; |
| 540 | |
| 541 | if (type == XawstAll) { |
| 542 | if (dir == XawsdRight) |
| 543 | return (src->multi_src.length); |
| 544 | return (0); |
| 545 | } |
| 546 | |
| 547 | /* STEP 1: basic sanity checks */ |
| 548 | if (position > src->multi_src.length) |
| 549 | position = src->multi_src.length; |
| 550 | |
| 551 | if (dir == XawsdRight) { |
| 552 | if (position == src->multi_src.length) |
| 553 | return (src->multi_src.length); |
| 554 | inc = 1; |
| 555 | } |
| 556 | else { |
| 557 | if (position == 0) |
| 558 | return (0); |
| 559 | inc = -1; |
| 560 | position--; |
| 561 | } |
| 562 | |
| 563 | piece = FindPiece(src, position, &first); |
| 564 | |
| 565 | if (piece->used == 0) |
| 566 | return (0); |
| 567 | |
| 568 | ptr = (position - first) + piece->text; |
| 569 | |
| 570 | switch (type) { |
| 571 | case XawstEOL: |
| 572 | case XawstParagraph: |
| 573 | case XawstWhiteSpace: |
| 574 | case XawstAlphaNumeric: |
| 575 | for (; cnt > 0 ; cnt--) { |
| 576 | Boolint non_space = False0, first_eol = True1; |
| 577 | |
| 578 | /*CONSTCOND*/ |
| 579 | while (True1) { |
| 580 | register wchar_t c; |
| 581 | |
| 582 | if (ptr < piece->text) { |
| 583 | piece = piece->prev; |
| 584 | if (piece == NULL((void*)0)) /* Begining of text */ |
| 585 | return (0); |
| 586 | ptr = piece->text + piece->used - 1; |
| 587 | c = *ptr; |
Value stored to 'c' is never read | |
| 588 | } |
| 589 | else if (ptr >= piece->text + piece->used) { |
| 590 | piece = piece->next; |
| 591 | if (piece == NULL((void*)0)) /* End of text */ |
| 592 | return (src->multi_src.length); |
| 593 | ptr = piece->text; |
| 594 | } |
| 595 | |
| 596 | c = *ptr; |
| 597 | ptr += inc; |
| 598 | position += inc; |
| 599 | |
| 600 | if (type == XawstAlphaNumeric) { |
| 601 | if (!iswalnum(c)) { |
| 602 | if (non_space) |
| 603 | break; |
| 604 | } |
| 605 | else |
| 606 | non_space = True1; |
| 607 | } |
| 608 | else if (type == XawstWhiteSpace) { |
| 609 | if (iswspace(c)(isascii(c) && isspace(toascii(c)))) { |
| 610 | if (non_space) |
| 611 | break; |
| 612 | } |
| 613 | else |
| 614 | non_space = True1; |
| 615 | } |
| 616 | else if (type == XawstEOL) { |
| 617 | if (c == _Xaw_atowc(XawLF0x0a)) |
| 618 | break; |
| 619 | } |
| 620 | else { /* XawstParagraph */ |
| 621 | if (first_eol) { |
| 622 | if (c == _Xaw_atowc(XawLF0x0a)) { |
| 623 | first_eol_position = position; |
| 624 | first_eol = False0; |
| 625 | } |
| 626 | } |
| 627 | else |
| 628 | if (c == _Xaw_atowc(XawLF0x0a)) |
| 629 | break; |
| 630 | else if (!iswspace(c)(isascii(c) && isspace(toascii(c)))) |
| 631 | first_eol = True1; |
| 632 | } |
| 633 | } |
| 634 | } |
| 635 | if (!include) { |
| 636 | if (type == XawstParagraph) |
| 637 | position = first_eol_position; |
| 638 | if (count) |
| 639 | position -= inc; |
| 640 | } |
| 641 | break; |
| 642 | case XawstPositions: |
| 643 | position += count * inc; |
| 644 | break; |
| 645 | default: |
| 646 | break; |
| 647 | } |
| 648 | |
| 649 | if (dir == XawsdLeft) |
| 650 | position++; |
| 651 | |
| 652 | if (position >= src->multi_src.length) |
| 653 | return (src->multi_src.length); |
| 654 | if (position < 0) |
| 655 | return (0); |
| 656 | |
| 657 | return (position); |
| 658 | } |
| 659 | |
| 660 | /* |
| 661 | * Function: |
| 662 | * Search |
| 663 | * |
| 664 | * Parameters: |
| 665 | * w - MultiSource objecy |
| 666 | * position - position to start scanning |
| 667 | * dir - direction to scan |
| 668 | * text - text block to search for |
| 669 | * |
| 670 | * Description: |
| 671 | * Searchs the text source for the text block passed. |
| 672 | * |
| 673 | * Returns: |
| 674 | * The position of the item found |
| 675 | */ |
| 676 | static XawTextPosition |
| 677 | Search(Widget w, register XawTextPosition position, XawTextScanDirection dir, |
| 678 | XawTextBlock *text) |
| 679 | { |
| 680 | MultiSrcObject src = (MultiSrcObject)w; |
| 681 | register int count = 0; |
| 682 | wchar_t *ptr; |
| 683 | wchar_t *wtarget; |
| 684 | int wtarget_len; |
| 685 | Display *d = XtDisplay(XtParent(w))(((((w)->core.parent))->core.screen)->display); |
| 686 | MultiPiece *piece; |
| 687 | wchar_t *buf; |
| 688 | XawTextPosition first; |
| 689 | register char inc; |
| 690 | int cnt; |
| 691 | |
| 692 | /* STEP 1: First, a brief sanity check */ |
| 693 | if (dir == XawsdRight) |
| 694 | inc = 1; |
| 695 | else { |
| 696 | inc = -1; |
| 697 | if (position == 0) |
| 698 | return (XawTextSearchError(-12345L)); |
| 699 | position--; |
| 700 | } |
| 701 | |
| 702 | /* STEP 2: Ensure I have a local wide string.. */ |
| 703 | |
| 704 | /* Since this widget stores 32bit chars, I check here to see if |
| 705 | I'm being passed a string claiming to be 8bit chars (ie, MB text.) |
| 706 | If that is the case, naturally I convert to 32bit format */ |
| 707 | |
| 708 | /*if the block was FMT8BIT, length will convert to REAL wchar count bellow */ |
| 709 | wtarget_len = text->length; |
| 710 | |
| 711 | if (text->format == XawFmtWide) |
| 712 | wtarget = &(((wchar_t*)text->ptr) [text->firstPos]); |
| 713 | else { |
| 714 | /* The following converts wtarget_len from byte len to wchar count */ |
| 715 | wtarget = _XawTextMBToWC(d, &text->ptr[text->firstPos], &wtarget_len); |
| 716 | } |
| 717 | |
| 718 | /* OK, I can now assert that wtarget holds wide characters, wtarget_len |
| 719 | holds an accurate count of those characters, and that firstPos has been |
| 720 | effectively factored out of the following computations */ |
| 721 | |
| 722 | /* STEP 3: SEARCH! */ |
| 723 | buf = (wchar_t *)XtMalloc(sizeof(wchar_t) * wtarget_len); |
| 724 | (void)wcsncpy(buf, wtarget, wtarget_len); |
| 725 | piece = FindPiece(src, position, &first); |
| 726 | ptr = (position - first) + piece->text; |
| 727 | |
| 728 | /*CONSTCOND*/ |
| 729 | while (True1) { |
| 730 | if (*ptr == (dir == XawsdRight ? *(buf + count) |
| 731 | : *(buf + wtarget_len - count - 1))) { |
| 732 | if (count == text->length - 1) |
| 733 | break; |
| 734 | else |
| 735 | count++; |
| 736 | } |
| 737 | else { |
| 738 | if (count != 0) { |
| 739 | position -=inc * count; |
| 740 | ptr -= inc * count; |
| 741 | } |
| 742 | count = 0; |
| 743 | } |
| 744 | |
| 745 | ptr += inc; |
| 746 | position += inc; |
| 747 | |
| 748 | while (ptr < piece->text) { |
| 749 | cnt = piece->text - ptr; |
| 750 | |
| 751 | piece = piece->prev; |
| 752 | if (piece == NULL((void*)0)) { /* Begining of text */ |
| 753 | XtFree((char *)buf); |
| 754 | return (XawTextSearchError(-12345L)); |
| 755 | } |
| 756 | ptr = piece->text + piece->used - cnt; |
| 757 | } |
| 758 | |
| 759 | while (ptr >= piece->text + piece->used) { |
| 760 | cnt = ptr - (piece->text + piece->used); |
| 761 | |
| 762 | piece = piece->next; |
| 763 | if (piece == NULL((void*)0)) { /* End of text */ |
| 764 | XtFree((char *)buf); |
| 765 | return (XawTextSearchError(-12345L)); |
| 766 | } |
| 767 | ptr = piece->text + cnt; |
| 768 | } |
| 769 | } |
| 770 | |
| 771 | XtFree((char *)buf); |
| 772 | if (dir == XawsdLeft) |
| 773 | return(position); |
| 774 | |
| 775 | return(position - (wtarget_len - 1)); |
| 776 | } |
| 777 | |
| 778 | /* |
| 779 | * Function: |
| 780 | * XawMultiSrcSetValues |
| 781 | * |
| 782 | * Parameters: |
| 783 | * current - current state of the widget |
| 784 | * request - what was requested |
| 785 | * cnew - what the widget will become |
| 786 | * args - representation of resources that have changed |
| 787 | * num_args - number of changed resources |
| 788 | * |
| 789 | * Description: |
| 790 | * Sets the values for the MultiSource. |
| 791 | * |
| 792 | * Returns: |
| 793 | * True if redisplay is needed |
| 794 | */ |
| 795 | static Boolean |
| 796 | XawMultiSrcSetValues(Widget current, Widget request, Widget cnew, |
| 797 | ArgList args, Cardinal *num_args) |
| 798 | { |
| 799 | MultiSrcObject src = (MultiSrcObject)cnew; |
| 800 | MultiSrcObject old_src = (MultiSrcObject)current; |
| 801 | XtAppContext app_con = XtWidgetToApplicationContext(cnew); |
| 802 | Boolint total_reset = False0, string_set = False0; |
| 803 | FILE *file; |
| 804 | unsigned int i; |
| 805 | |
| 806 | if (old_src->multi_src.use_string_in_place |
| 807 | != src->multi_src.use_string_in_place) { |
| 808 | XtAppWarning(app_con, |
| 809 | "MultiSrc: The XtNuseStringInPlace resources " |
| 810 | "may not be changed."); |
| 811 | src->multi_src.use_string_in_place = |
| 812 | old_src->multi_src.use_string_in_place; |
| 813 | } |
| 814 | |
| 815 | for (i = 0; i < *num_args ; i++) |
| 816 | if (streq(args[i].name, XtNstring)(strcmp((args[i].name), (((char*)&XtStrings[733]))) == 0)) { |
| 817 | string_set = True1; |
| 818 | break; |
| 819 | } |
| 820 | |
| 821 | if (string_set || old_src->multi_src.type != src->multi_src.type) { |
| 822 | RemoveOldStringOrFile(old_src, string_set); |
| 823 | src->multi_src.allocated_string = old_src->multi_src.allocated_string; |
| 824 | file = InitStringOrFile(src, string_set); |
| 825 | |
| 826 | LoadPieces(src, file, NULL((void*)0)); |
| 827 | if (file != NULL((void*)0)) |
| 828 | fclose(file); |
| 829 | #ifndef OLDXAW1 |
| 830 | for (i = 0; i < src->text_src.num_text; i++) |
| 831 | /* Tell text widget what happened */ |
| 832 | XawTextSetSource(src->text_src.text[i], cnew, 0); |
| 833 | #else |
| 834 | XawTextSetSource(XtParent(cnew)((cnew)->core.parent), cnew, 0); |
| 835 | #endif |
| 836 | total_reset = True1; |
| 837 | } |
| 838 | |
| 839 | if (old_src->multi_src.multi_length != src->multi_src.multi_length) |
| 840 | src->multi_src.piece_size = src->multi_src.multi_length + 1; |
| 841 | |
| 842 | if ( !total_reset && old_src->multi_src.piece_size |
| 843 | != src->multi_src.piece_size) { |
| 844 | String mb_string = StorePiecesInString(old_src); |
| 845 | |
| 846 | if (mb_string != 0) { |
| 847 | FreeAllPieces(old_src); |
| 848 | LoadPieces(src, NULL((void*)0), mb_string); |
| 849 | XtFree(mb_string); |
| 850 | } |
| 851 | else { |
| 852 | /* If the buffer holds bad chars, don't touch it... */ |
| 853 | XtAppWarningMsg(app_con, |
| 854 | "convertError", "multiSource", "XawError", |
| 855 | XtName(XtParent((Widget)old_src)(((Widget)old_src)->core.parent)), NULL((void*)0), NULL((void*)0)); |
| 856 | XtAppWarningMsg(app_con, |
| 857 | "convertError", "multiSource", "XawError", |
| 858 | "Non-character code(s) in buffer.", NULL((void*)0), NULL((void*)0)); |
| 859 | } |
| 860 | } |
| 861 | |
| 862 | return (False0); |
| 863 | } |
| 864 | |
| 865 | static void |
| 866 | XawMultiSrcGetValuesHook(Widget w, ArgList args, Cardinal *num_args) |
| 867 | { |
| 868 | MultiSrcObject src = (MultiSrcObject)w; |
| 869 | unsigned int i; |
| 870 | |
| 871 | if (src->multi_src.type == XawAsciiString) { |
| 872 | for (i = 0; i < *num_args ; i++) { |
| 873 | if (streq(args[i].name, XtNstring)(strcmp((args[i].name), (((char*)&XtStrings[733]))) == 0)) { |
| 874 | if (src->multi_src.use_string_in_place) |
| 875 | *((char **)args[i].value) = (char *) |
| 876 | src->multi_src.first_piece->text; |
| 877 | else if (_XawMultiSave(w)) /* If save sucessful */ |
| 878 | *((char **)args[i].value) = (char *)src->multi_src.string; |
| 879 | break; |
| 880 | } |
| 881 | } |
| 882 | } |
| 883 | } |
| 884 | |
| 885 | static void |
| 886 | XawMultiSrcDestroy(Widget w) |
| 887 | { |
| 888 | RemoveOldStringOrFile((MultiSrcObject) w, True1); |
| 889 | } |
| 890 | |
| 891 | /* |
| 892 | * Public routines |
| 893 | */ |
| 894 | /* |
| 895 | * Function: |
| 896 | * XawMultiSourceFreeString |
| 897 | * |
| 898 | * Parameters: |
| 899 | * w - MultiSrc widget |
| 900 | * |
| 901 | * Description: |
| 902 | * Frees the string returned by a get values call |
| 903 | * on the string when the source is of type string. |
| 904 | * |
| 905 | * Note: |
| 906 | * The public interface is XawAsciiSourceFreeString! |
| 907 | */ |
| 908 | void |
| 909 | _XawMultiSourceFreeString(Widget w) |
| 910 | { |
| 911 | MultiSrcObject src = (MultiSrcObject)w; |
| 912 | |
| 913 | if (src->multi_src.allocated_string) { |
| 914 | XtFree((char *)src->multi_src.string); |
| 915 | src->multi_src.allocated_string = False0; |
| 916 | src->multi_src.string = NULL((void*)0); |
| 917 | } |
| 918 | } |
| 919 | |
| 920 | /* |
| 921 | * Function: |
| 922 | * _XawMultiSave |
| 923 | * |
| 924 | * Parameters: |
| 925 | * w - multiSrc Widget |
| 926 | * |
| 927 | * Description: |
| 928 | * Saves all the pieces into a file or string as required. |
| 929 | * |
| 930 | * Returns: |
| 931 | * True if the save was successful |
| 932 | * |
| 933 | * Note: |
| 934 | * The public interface is XawAsciiSave(w)! |
| 935 | */ |
| 936 | Boolint |
| 937 | _XawMultiSave(Widget w) |
| 938 | { |
| 939 | MultiSrcObject src = (MultiSrcObject)w; |
| 940 | XtAppContext app_con = XtWidgetToApplicationContext(w); |
| 941 | char *mb_string; |
| 942 | |
| 943 | /* |
| 944 | * If using the string in place then there is no need to play games |
| 945 | * to get the internal info into a readable string |
| 946 | */ |
| 947 | if (src->multi_src.use_string_in_place) |
| 948 | return (True1); |
| 949 | |
| 950 | if (src->multi_src.type == XawAsciiFile) { |
| 951 | #ifdef OLDXAW1 |
| 952 | if (!src->multi_src.changes) |
| 953 | #else |
| 954 | if (!src->text_src.changed) /* No changes to save */ |
| 955 | #endif |
| 956 | return (True1); |
| 957 | |
| 958 | mb_string = StorePiecesInString(src); |
| 959 | |
| 960 | if (mb_string != 0) { |
| 961 | if (WriteToFile(mb_string, (String)src->multi_src.string) == False0) { |
| 962 | XtFree(mb_string); |
| 963 | return (False0); |
| 964 | } |
| 965 | XtFree(mb_string); |
| 966 | #ifndef OLDXAW1 |
| 967 | src->text_src.changed = False0; |
| 968 | #else |
| 969 | src->multi_src.changes = False0; |
| 970 | #endif |
| 971 | return (True1); |
| 972 | } |
| 973 | else { |
| 974 | /* If the buffer holds bad chars, don't touch it... */ |
| 975 | XtAppWarningMsg(app_con, |
| 976 | "convertError", "multiSource", "XawError", |
| 977 | "Due to illegal characters, file not saved.", |
| 978 | NULL((void*)0), NULL((void*)0)); |
| 979 | return (False0); |
| 980 | } |
| 981 | } |
| 982 | else { |
| 983 | /* THIS FUNCTIONALITY IS UNDOCUMENTED, probably UNNEEDED? The manual |
| 984 | says this routine's only function is to save files to |
| 985 | disk. -Sheeran */ |
| 986 | mb_string = StorePiecesInString(src); |
| 987 | |
| 988 | if (mb_string == 0) { |
| 989 | /* If the buffer holds bad chars, don't touch it... */ |
| 990 | XtAppWarningMsg(app_con, |
| 991 | "convertError", "multiSource", "XawError", |
| 992 | XtName(XtParent((Widget)src)(((Widget)src)->core.parent)), NULL((void*)0), NULL((void*)0)); |
| 993 | return (False0); |
| 994 | } |
| 995 | |
| 996 | /* assert: mb_string holds good characters so the buffer is fine */ |
| 997 | if (src->multi_src.allocated_string == True1) |
| 998 | XtFree((char *)src->multi_src.string); |
| 999 | else |
| 1000 | src->multi_src.allocated_string = True1; |
| 1001 | |
| 1002 | src->multi_src.string = mb_string; |
| 1003 | } |
| 1004 | #ifdef OLDXAW1 |
| 1005 | src->multi_src.changes = False0; |
| 1006 | #else |
| 1007 | src->text_src.changed = False0; |
| 1008 | #endif |
| 1009 | |
| 1010 | return (True1); |
| 1011 | } |
| 1012 | |
| 1013 | /* |
| 1014 | * Function: |
| 1015 | * XawMultiSaveAsFile |
| 1016 | * |
| 1017 | * Parameters: |
| 1018 | * w - MultiSrc widget |
| 1019 | * name - name of the file to save this file into |
| 1020 | * |
| 1021 | * Description: |
| 1022 | * Save the current buffer as a file. |
| 1023 | * |
| 1024 | * Returns: |
| 1025 | * True if the save was sucessful |
| 1026 | * |
| 1027 | * Note: |
| 1028 | * The public interface is XawAsciiSaveAsFile! |
| 1029 | */ |
| 1030 | Boolint |
| 1031 | _XawMultiSaveAsFile(Widget w, _Xconstconst char* name) |
| 1032 | { |
| 1033 | MultiSrcObject src = (MultiSrcObject)w; |
| 1034 | String mb_string; |
| 1035 | Boolint ret; |
| 1036 | |
| 1037 | mb_string = StorePiecesInString(src); |
| 1038 | |
| 1039 | if (mb_string != 0) { |
| 1040 | ret = WriteToFile(mb_string, (char *)name); |
| 1041 | XtFree(mb_string); |
| 1042 | |
| 1043 | return (ret); |
| 1044 | } |
| 1045 | |
| 1046 | /* otherwise there was a conversion error. So print widget name too */ |
| 1047 | XtAppWarningMsg(XtWidgetToApplicationContext(w), |
| 1048 | "convertError", "multiSource", "XawError", |
| 1049 | XtName(XtParent(w)((w)->core.parent)), NULL((void*)0), NULL((void*)0)); |
| 1050 | |
| 1051 | return (False0); |
| 1052 | } |
| 1053 | |
| 1054 | /* |
| 1055 | * Private Functions |
| 1056 | */ |
| 1057 | static void |
| 1058 | RemoveOldStringOrFile(MultiSrcObject src, Boolint checkString) |
| 1059 | { |
| 1060 | FreeAllPieces(src); |
| 1061 | |
| 1062 | if (checkString && src->multi_src.allocated_string) { |
| 1063 | XtFree((char *)src->multi_src.string); |
| 1064 | src->multi_src.allocated_string = False0; |
| 1065 | src->multi_src.string = NULL((void*)0); |
| 1066 | } |
| 1067 | } |
| 1068 | |
| 1069 | /* |
| 1070 | * Function: |
| 1071 | * WriteToFile |
| 1072 | * |
| 1073 | * Parameters: |
| 1074 | * string - string to write |
| 1075 | * name - name of the file |
| 1076 | * |
| 1077 | * Description: |
| 1078 | * Write the string specified to the begining of the file specified. |
| 1079 | * |
| 1080 | * Returns: |
| 1081 | * Returns True if sucessful, False otherwise |
| 1082 | */ |
| 1083 | static Boolint |
| 1084 | WriteToFile(String string, String name) |
| 1085 | { |
| 1086 | int fd; |
| 1087 | Boolint result = True1; |
| 1088 | |
| 1089 | if ((fd = creat(name, 0666)) == -1) |
| 1090 | return (False0); |
| 1091 | |
| 1092 | if (write(fd, string, strlen(string)) == -1) |
| 1093 | result = False0; |
| 1094 | |
| 1095 | if (close(fd) == -1) |
| 1096 | return (False0); |
| 1097 | |
| 1098 | return (result); |
| 1099 | } |
| 1100 | |
| 1101 | |
| 1102 | /* |
| 1103 | * Function: |
| 1104 | * StorePiecesInString |
| 1105 | * |
| 1106 | * Parameters: |
| 1107 | * src - the multiSrc object to gather data from |
| 1108 | * |
| 1109 | * Description: |
| 1110 | * Store the pieces in memory into a char string. |
| 1111 | * |
| 1112 | * Returns: |
| 1113 | * mb_string: Caller must free |
| 1114 | * (or) |
| 1115 | * NULL: conversion error |
| 1116 | */ |
| 1117 | static String |
| 1118 | StorePiecesInString(MultiSrcObject src) |
| 1119 | { |
| 1120 | wchar_t *wc_string; |
| 1121 | char *mb_string; |
| 1122 | int char_count = src->multi_src.length; |
| 1123 | XawTextPosition first; |
| 1124 | MultiPiece *piece; |
| 1125 | |
| 1126 | /* I believe the char_count + 1 and the NULL termination are unneeded! FS */ |
| 1127 | wc_string = (wchar_t*)XtMalloc((char_count + 1) * sizeof(wchar_t)); |
| 1128 | |
| 1129 | for (first = 0, piece = src->multi_src.first_piece ; piece != NULL((void*)0); |
| 1130 | first += piece->used, piece = piece->next) |
| 1131 | (void)wcsncpy(wc_string + first, piece->text, piece->used); |
| 1132 | |
| 1133 | wc_string[char_count] = 0; |
| 1134 | |
| 1135 | /* This will refill all pieces to capacity */ |
| 1136 | if (src->multi_src.data_compression) { |
| 1137 | FreeAllPieces(src); |
| 1138 | LoadPieces(src, NULL((void*)0), (char *)wc_string); |
| 1139 | } |
| 1140 | |
| 1141 | /* Lastly, convert it to a MB format and send it back */ |
| 1142 | mb_string = _XawTextWCToMB(XtDisplayOfObject((Widget)src), |
| 1143 | wc_string, &char_count); |
| 1144 | |
| 1145 | /* NOTE THAT mb_string MAY BE ZERO IF THE CONVERSION FAILED */ |
| 1146 | XtFree((char*)wc_string); |
| 1147 | |
| 1148 | return (mb_string); |
| 1149 | } |
| 1150 | |
| 1151 | /* |
| 1152 | * Function: |
| 1153 | * InitStringOrFile |
| 1154 | * |
| 1155 | * Parameters: |
| 1156 | * src - MultiSource |
| 1157 | * |
| 1158 | * Description: |
| 1159 | * Initializes the string or file. |
| 1160 | */ |
| 1161 | static FILE * |
| 1162 | InitStringOrFile(MultiSrcObject src, Boolint newString) |
| 1163 | { |
| 1164 | mode_t open_mode = 0; |
| 1165 | const char *fdopen_mode = NULL((void*)0); |
| 1166 | int fd; |
| 1167 | FILE *file; |
| 1168 | Display *d = XtDisplayOfObject((Widget)src); |
| 1169 | |
| 1170 | if (src->multi_src.type == XawAsciiString) { |
| 1171 | if (src->multi_src.string == NULL((void*)0)) |
| 1172 | src->multi_src.length = 0; |
| 1173 | |
| 1174 | else if (!src->multi_src.use_string_in_place) { |
| 1175 | int length; |
| 1176 | String temp = XtNewString((char *)src->multi_src.string)(((char *)src->multi_src.string) != ((void*)0) ? (__builtin___strcpy_chk (XtMalloc((unsigned)strlen((char *)src->multi_src.string) + 1), (char *)src->multi_src.string, __builtin_object_size (XtMalloc((unsigned)strlen((char *)src->multi_src.string) + 1), 2 > 1 ? 1 : 0))) : ((void*)0)); |
| 1177 | |
| 1178 | if (src->multi_src.allocated_string) |
| 1179 | XtFree((char *)src->multi_src.string); |
| 1180 | src->multi_src.allocated_string = True1; |
| 1181 | src->multi_src.string = temp; |
| 1182 | |
| 1183 | length = strlen((char *)src->multi_src.string); |
| 1184 | |
| 1185 | /* Wasteful, throwing away the WC string, but need side effect! */ |
| 1186 | (void)_XawTextMBToWC(d, (char *)src->multi_src.string, &length); |
| 1187 | src->multi_src.length = (XawTextPosition)length; |
| 1188 | } |
| 1189 | else { |
| 1190 | src->multi_src.length = strlen((char *)src->multi_src.string); |
| 1191 | /* In case the length resource is incorrectly set */ |
| 1192 | if (src->multi_src.length > src->multi_src.multi_length) |
| 1193 | src->multi_src.multi_length = src->multi_src.length; |
| 1194 | |
| 1195 | if (src->multi_src.multi_length == MAGIC_VALUE((XawTextPosition)-1)) |
| 1196 | src->multi_src.piece_size = src->multi_src.length; |
| 1197 | else |
| 1198 | src->multi_src.piece_size = src->multi_src.multi_length + 1; |
| 1199 | } |
| 1200 | |
| 1201 | return (NULL((void*)0)); |
| 1202 | } |
| 1203 | |
| 1204 | /* |
| 1205 | * type is XawAsciiFile |
| 1206 | */ |
| 1207 | src->multi_src.is_tempfile = False0; |
| 1208 | |
| 1209 | switch (src->text_src.edit_mode) { |
| 1210 | case XawtextRead: |
| 1211 | if (src->multi_src.string == NULL((void*)0)) |
| 1212 | XtErrorMsg("NoFile", "multiSourceCreate", "XawError", |
| 1213 | "Creating a read only disk widget and no file specified.", |
| 1214 | NULL((void*)0), 0); |
| 1215 | open_mode = O_RDONLY0x0000; |
| 1216 | fdopen_mode = "r"; |
| 1217 | break; |
| 1218 | case XawtextAppend: |
| 1219 | case XawtextEdit: |
| 1220 | if (src->multi_src.string == NULL((void*)0)) { |
| 1221 | src->multi_src.string = "*multi-src*"; |
| 1222 | src->multi_src.is_tempfile = True1; |
| 1223 | } |
| 1224 | else { |
| 1225 | /* O_NOFOLLOW is a BSD & Linux extension */ |
| 1226 | #ifdef O_NOFOLLOW0x0100 |
| 1227 | open_mode = O_RDWR0x0002 | O_NOFOLLOW0x0100; |
| 1228 | #else |
| 1229 | open_mode = O_RDWR0x0002; /* unsafe; subject to race conditions */ |
| 1230 | #endif |
| 1231 | fdopen_mode = "r+"; |
| 1232 | } |
| 1233 | break; |
| 1234 | default: |
| 1235 | XtErrorMsg("badMode", "multiSourceCreate", "XawError", |
| 1236 | "Bad editMode for multi source; must be " |
| 1237 | "Read, Append or Edit.", NULL((void*)0), NULL((void*)0)); |
| 1238 | } |
| 1239 | |
| 1240 | /* If is_tempfile, allocate a private copy of the text |
| 1241 | * Unlikely to be changed, just to set allocated_string */ |
| 1242 | if (newString || src->multi_src.is_tempfile) { |
| 1243 | String temp = XtNewString((char *)src->multi_src.string)(((char *)src->multi_src.string) != ((void*)0) ? (__builtin___strcpy_chk (XtMalloc((unsigned)strlen((char *)src->multi_src.string) + 1), (char *)src->multi_src.string, __builtin_object_size (XtMalloc((unsigned)strlen((char *)src->multi_src.string) + 1), 2 > 1 ? 1 : 0))) : ((void*)0)); |
| 1244 | |
| 1245 | if (src->multi_src.allocated_string) |
| 1246 | XtFree((char *)src->multi_src.string); |
| 1247 | src->multi_src.string = temp; |
| 1248 | src->multi_src.allocated_string = True1; |
| 1249 | } |
| 1250 | |
| 1251 | if (!src->multi_src.is_tempfile) { |
| 1252 | if ((fd = open((char *)src->multi_src.string, open_mode, 0666)) != -1) { |
| 1253 | if ((file = fdopen(fd, fdopen_mode)) != NULL((void*)0)) { |
| 1254 | (void)fseek(file, 0, SEEK_END2); |
| 1255 | src->multi_src.length = (XawTextPosition)ftell(file); |
| 1256 | return(file); |
| 1257 | } |
| 1258 | else |
| 1259 | close(fd); |
| 1260 | } |
| 1261 | { |
| 1262 | String params[2]; |
| 1263 | Cardinal num_params = 2; |
| 1264 | |
| 1265 | params[0] = (String)src->multi_src.string; |
| 1266 | params[1] = strerror(errno(*__error())); |
| 1267 | XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src), |
| 1268 | "openError", "multiSourceCreate", "XawWarning", |
| 1269 | "Cannot open file %s; %s", params, &num_params); |
| 1270 | } |
| 1271 | } |
| 1272 | src->multi_src.length = 0; |
| 1273 | return (NULL((void*)0)); |
| 1274 | } |
| 1275 | |
| 1276 | /* LoadPieces: This routine takes either the MB contents of open file |
| 1277 | `file' or the MB contents of string or the MB contents of |
| 1278 | src->multi_src.string and places them in Pieces in WC format. |
| 1279 | |
| 1280 | CAUTION: You must have src->multi_src.length set to file length bytes |
| 1281 | when src->multi_src.type == XawAsciiFile. src->multi_src.length must be |
| 1282 | the length of the parameter string if string is non-NULL |
| 1283 | */ |
| 1284 | static void |
| 1285 | LoadPieces(MultiSrcObject src, FILE *file, char *string) |
| 1286 | { |
| 1287 | Display *d = XtDisplayOfObject((Widget)src); |
| 1288 | wchar_t* local_str, *ptr; |
| 1289 | MultiPiece* piece = NULL((void*)0); |
| 1290 | XawTextPosition left; |
| 1291 | int bytes = sizeof(wchar_t); |
| 1292 | char* temp_mb_holder = NULL((void*)0); |
| 1293 | |
| 1294 | /* |
| 1295 | * This is tricky - the _XawTextMBtoWC converter uses its 3rd arg |
| 1296 | * in as MB length, out as WC length. We want local_length to be |
| 1297 | * WC count. |
| 1298 | */ |
| 1299 | int local_length = src->multi_src.length; |
| 1300 | |
| 1301 | if (string != NULL((void*)0)) { |
| 1302 | /* |
| 1303 | * ASSERT: IF our caller passed a non-null string, THEN |
| 1304 | * src->multi_src.length is currently string's * byte count, |
| 1305 | * AND string is in a MB format |
| 1306 | */ |
| 1307 | local_str = _XawTextMBToWC(d, (char *)string, &local_length); |
| 1308 | src->multi_src.length = (XawTextPosition) local_length; |
| 1309 | } |
| 1310 | else if (src->multi_src.type != XawAsciiFile) { |
| 1311 | /* |
| 1312 | * here, we are not changing the contents, just reloading, |
| 1313 | * so don't change len... |
| 1314 | */ |
| 1315 | local_length = src->multi_src.string ? |
| 1316 | strlen((char *)src->multi_src.string) : 0; |
| 1317 | local_str = _XawTextMBToWC(d, (char *)src->multi_src.string, |
| 1318 | &local_length); |
| 1319 | } |
| 1320 | else { |
| 1321 | if (src->multi_src.length != 0) { |
| 1322 | temp_mb_holder = |
| 1323 | XtMalloc((src->multi_src.length + 1) * sizeof(unsigned char)); |
| 1324 | fseek(file, 0, SEEK_SET0); |
| 1325 | src->multi_src.length = fread(temp_mb_holder, |
| 1326 | sizeof(unsigned char), |
| 1327 | (size_t)src->multi_src.length, file); |
| 1328 | if (src->multi_src.length <= 0) |
| 1329 | XtAppErrorMsg(XtWidgetToApplicationContext ((Widget) src), |
| 1330 | "readError", "multiSource", "XawError", |
| 1331 | "fread returned error.", NULL((void*)0), NULL((void*)0)); |
| 1332 | local_length = src->multi_src.length; |
| 1333 | local_str = _XawTextMBToWC(d, temp_mb_holder, &local_length); |
| 1334 | src->multi_src.length = local_length; |
| 1335 | |
| 1336 | if (local_str == 0) { |
| 1337 | String params[2]; |
| 1338 | Cardinal num_params; |
| 1339 | static char err_text[] = |
| 1340 | "<<< FILE CONTENTS NOT REPRESENTABLE IN THIS LOCALE >>>"; |
| 1341 | |
| 1342 | params[0] = XtName(XtParent((Widget)src)(((Widget)src)->core.parent)); |
| 1343 | params[1] = src->multi_src.string; |
| 1344 | num_params = 2; |
| 1345 | |
| 1346 | XtAppWarningMsg(XtWidgetToApplicationContext((Widget)src), |
| 1347 | "readLocaleError", "multiSource", "XawError", |
| 1348 | "%s: The file `%s' contains characters " |
| 1349 | "not representable in this locale.", |
| 1350 | params, &num_params); |
| 1351 | src->multi_src.length = sizeof err_text; |
| 1352 | local_length = src->multi_src.length; |
| 1353 | local_str = _XawTextMBToWC(d, err_text, &local_length); |
| 1354 | src->multi_src.length = local_length; |
| 1355 | } |
| 1356 | } |
| 1357 | else |
| 1358 | /* ASSERT that since following while loop looks at local_length |
| 1359 | this isn't needed. Sheeran, Omron KK, 1993/07/15 |
| 1360 | temp_mb_holder[src->multi_src.length] = '\0'; */ |
| 1361 | local_str = (wchar_t*)temp_mb_holder; |
| 1362 | } |
| 1363 | |
| 1364 | if (src->multi_src.use_string_in_place) { |
| 1365 | piece = AllocNewPiece(src, piece); |
| 1366 | piece->used = Min(src->multi_src.length, src->multi_src.piece_size)(((src->multi_src.length) < (src->multi_src.piece_size )) ? (src->multi_src.length) : (src->multi_src.piece_size )); |
| 1367 | piece->text = (wchar_t*)src->multi_src.string; |
| 1368 | return; |
| 1369 | } |
| 1370 | |
| 1371 | ptr = local_str; |
| 1372 | left = local_length; |
| 1373 | |
| 1374 | do { |
| 1375 | piece = AllocNewPiece(src, piece); |
| 1376 | |
| 1377 | piece->text = (wchar_t*)XtMalloc((unsigned)(src->multi_src.piece_size |
| 1378 | * bytes)); |
| 1379 | piece->used = Min(left, src->multi_src.piece_size)(((left) < (src->multi_src.piece_size)) ? (left) : (src ->multi_src.piece_size)); |
| 1380 | if (piece->used != 0) |
| 1381 | (void)wcsncpy(piece->text, ptr, piece->used); |
| 1382 | |
| 1383 | left -= piece->used; |
| 1384 | ptr += piece->used; |
| 1385 | } while (left > 0); |
| 1386 | |
| 1387 | if (temp_mb_holder) |
| 1388 | XtFree((char*)temp_mb_holder); |
| 1389 | } |
| 1390 | |
| 1391 | /* |
| 1392 | * Function: |
| 1393 | * AllocNewPiece |
| 1394 | * |
| 1395 | * Parameters: |
| 1396 | * src - MultiSrc Widget |
| 1397 | * prev - the piece just before this one, or NULL |
| 1398 | * |
| 1399 | * Description: |
| 1400 | * Allocates a new piece of memory. |
| 1401 | * |
| 1402 | * Returns: |
| 1403 | * The allocated piece |
| 1404 | */ |
| 1405 | static MultiPiece * |
| 1406 | AllocNewPiece(MultiSrcObject src, MultiPiece *prev) |
| 1407 | { |
| 1408 | MultiPiece *piece = XtNew(MultiPiece)((MultiPiece *) XtMalloc((unsigned) sizeof(MultiPiece))); |
| 1409 | |
| 1410 | if (prev == NULL((void*)0)) { |
| 1411 | src->multi_src.first_piece = piece; |
| 1412 | piece->next = NULL((void*)0); |
| 1413 | } |
| 1414 | else { |
| 1415 | if (prev->next != NULL((void*)0)) |
| 1416 | (prev->next)->prev = piece; |
| 1417 | piece->next = prev->next; |
| 1418 | prev->next = piece; |
| 1419 | } |
| 1420 | |
| 1421 | piece->prev = prev; |
| 1422 | |
| 1423 | return (piece); |
| 1424 | } |
| 1425 | |
| 1426 | /* |
| 1427 | * Function: |
| 1428 | * FreeAllPieces |
| 1429 | * |
| 1430 | * Parameters: |
| 1431 | * src - MultiSrc Widget |
| 1432 | * |
| 1433 | * Description: |
| 1434 | * Frees all the pieces |
| 1435 | */ |
| 1436 | static void |
| 1437 | FreeAllPieces(MultiSrcObject src) |
| 1438 | { |
| 1439 | MultiPiece *next, *first = src->multi_src.first_piece; |
| 1440 | |
| 1441 | #ifdef DEBUG |
| 1442 | if (first->prev != NULL((void*)0)) |
| 1443 | printf("Xaw MultiSrc Object: possible memory leak in FreeAllPieces().\n"); |
| 1444 | #endif |
| 1445 | |
| 1446 | for (; first != NULL((void*)0) ; first = next) { |
| 1447 | next = first->next; |
| 1448 | RemovePiece(src, first); |
| 1449 | } |
| 1450 | } |
| 1451 | |
| 1452 | /* |
| 1453 | * Function: |
| 1454 | * RemovePiece |
| 1455 | * |
| 1456 | * Parameters: |
| 1457 | * piece - piece to remove |
| 1458 | * |
| 1459 | * Description: |
| 1460 | * Removes a piece from the list. |
| 1461 | */ |
| 1462 | static void |
| 1463 | RemovePiece(MultiSrcObject src, MultiPiece *piece) |
| 1464 | { |
| 1465 | if (piece->prev == NULL((void*)0)) |
| 1466 | src->multi_src.first_piece = piece->next; |
| 1467 | else |
| 1468 | piece->prev->next = piece->next; |
| 1469 | |
| 1470 | if (piece->next != NULL((void*)0)) |
| 1471 | piece->next->prev = piece->prev; |
| 1472 | |
| 1473 | if (!src->multi_src.use_string_in_place) |
| 1474 | XtFree((char *)piece->text); |
| 1475 | |
| 1476 | XtFree((char *)piece); |
| 1477 | } |
| 1478 | |
| 1479 | /* |
| 1480 | * Function: |
| 1481 | * FindPiece |
| 1482 | * |
| 1483 | * Parameters: |
| 1484 | * src - MultiSrc Widget |
| 1485 | * position - position that we are searching for |
| 1486 | * first - position of the first character in this piece (return) |
| 1487 | * |
| 1488 | * Description: |
| 1489 | * Finds the piece containing the position indicated. |
| 1490 | * |
| 1491 | * Returns: |
| 1492 | * Piece that contains this position |
| 1493 | */ |
| 1494 | static MultiPiece * |
| 1495 | FindPiece(MultiSrcObject src, XawTextPosition position, XawTextPosition *first) |
| 1496 | { |
| 1497 | MultiPiece *old_piece, *piece; |
| 1498 | XawTextPosition temp; |
| 1499 | |
| 1500 | for (old_piece = NULL((void*)0), piece = src->multi_src.first_piece, temp = 0; |
| 1501 | piece; old_piece = piece, piece = piece->next) |
| 1502 | if ((temp += piece->used) > position) { |
| 1503 | *first = temp - piece->used; |
| 1504 | return (piece); |
| 1505 | } |
| 1506 | |
| 1507 | *first = temp - (old_piece ? old_piece->used : 0); |
| 1508 | |
| 1509 | return (old_piece); /* if we run off the end the return the last piece */ |
| 1510 | } |
| 1511 | |
| 1512 | /* |
| 1513 | * Function: |
| 1514 | * BreakPiece |
| 1515 | * |
| 1516 | * Parameters: |
| 1517 | * src - MultiSrc Widget |
| 1518 | * piece - piece to break |
| 1519 | * |
| 1520 | * Description: |
| 1521 | * Breaks a full piece into two new pieces. |
| 1522 | */ |
| 1523 | #define HALF_PIECE(src->multi_src.piece_size >> 1) (src->multi_src.piece_size >> 1) |
| 1524 | static void |
| 1525 | BreakPiece(MultiSrcObject src, MultiPiece *piece) |
| 1526 | { |
| 1527 | MultiPiece *cnew = AllocNewPiece(src, piece); |
| 1528 | |
| 1529 | cnew->text = (wchar_t *) |
| 1530 | XtMalloc(src->multi_src.piece_size * sizeof(wchar_t)); |
| 1531 | (void)wcsncpy(cnew->text, piece->text + HALF_PIECE(src->multi_src.piece_size >> 1), |
| 1532 | src->multi_src.piece_size - HALF_PIECE(src->multi_src.piece_size >> 1)); |
| 1533 | piece->used = HALF_PIECE(src->multi_src.piece_size >> 1); |
| 1534 | cnew->used = src->multi_src.piece_size - HALF_PIECE(src->multi_src.piece_size >> 1); |
| 1535 | } |
| 1536 | |
| 1537 | /*ARGSUSED*/ |
| 1538 | static void |
| 1539 | CvtStringToMultiType(XrmValuePtr args, Cardinal *num_args, |
| 1540 | XrmValuePtr fromVal, XrmValuePtr toVal) |
| 1541 | { |
| 1542 | static XawAsciiType type = XawAsciiString; |
| 1543 | XrmQuark q; |
| 1544 | char name[7]; |
| 1545 | |
| 1546 | XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name)); |
| 1547 | q = XrmStringToQuark(name); |
| 1548 | |
| 1549 | if (q == Qstring) |
| 1550 | type = XawAsciiString; |
| 1551 | if (q == Qfile) |
| 1552 | type = XawAsciiFile; |
| 1553 | else { |
| 1554 | toVal->size = 0; |
| 1555 | toVal->addr = NULL((void*)0); |
| 1556 | XtStringConversionWarning((char *)fromVal->addr, XtRAsciiType"AsciiType"); |
| 1557 | } |
| 1558 | |
| 1559 | toVal->size = sizeof(XawAsciiType); |
| 1560 | toVal->addr = (XPointer)&type; |
| 1561 | } |
| 1562 | |
| 1563 | /*ARGSUSED*/ |
| 1564 | static Boolean |
| 1565 | CvtMultiTypeToString(Display *dpy, XrmValuePtr args, Cardinal *num_args, |
| 1566 | XrmValuePtr fromVal, XrmValuePtr toVal, |
| 1567 | XtPointer *data) |
| 1568 | { |
| 1569 | static String buffer; |
| 1570 | Cardinal size; |
| 1571 | |
| 1572 | switch (*(XawAsciiType *)fromVal->addr) { |
| 1573 | case XawAsciiFile: |
| 1574 | buffer = XtEfile"file"; |
| 1575 | break; |
| 1576 | case XawAsciiString: |
| 1577 | buffer = XtEstring"string"; |
| 1578 | break; |
| 1579 | default: |
| 1580 | XawTypeToStringWarning(dpy, XtRAsciiType"AsciiType"); |
| 1581 | toVal->addr = NULL((void*)0); |
| 1582 | toVal->size = 0; |
| 1583 | return (False0); |
| 1584 | } |
| 1585 | |
| 1586 | size = strlen(buffer) + 1; |
| 1587 | if (toVal->addr != NULL((void*)0)) { |
| 1588 | if (toVal->size < size) { |
| 1589 | toVal->size = size; |
| 1590 | return (False0); |
| 1591 | } |
| 1592 | strcpy((char *)toVal->addr, buffer)__builtin___strcpy_chk ((char *)toVal->addr, buffer, __builtin_object_size ((char *)toVal->addr, 2 > 1 ? 1 : 0)); |
| 1593 | } |
| 1594 | else |
| 1595 | toVal->addr = (XPointer)buffer; |
| 1596 | toVal->size = sizeof(String); |
| 1597 | |
| 1598 | return (True1); |
| 1599 | } |
| 1600 | |
| 1601 | /*ARGSUSED*/ |
| 1602 | static void |
| 1603 | GetDefaultPieceSize(Widget w, int offset, XrmValue *value) |
| 1604 | { |
| 1605 | static XPointer pagesize; |
| 1606 | |
| 1607 | if (pagesize == 0) { |
| 1608 | pagesize = (XPointer)((long)_XawGetPageSize()); |
| 1609 | if (pagesize < (XPointer)BUFSIZ1024) |
| 1610 | pagesize = (XPointer)BUFSIZ1024; |
| 1611 | } |
| 1612 | |
| 1613 | value->addr = (XPointer)&pagesize; |
| 1614 | } |