Annotation of Amaya/amaya/AHTURLTools.c, revision 1.67
1.7 cvs 1: /*
2: *
3: * (c) COPYRIGHT MIT and INRIA, 1996.
4: * Please first read the full copyright statement in file COPYRIGHT.
5: *
6: */
1.9 cvs 7:
1.10 cvs 8: /*
9: * AHTURLTools.c: contains all the functions for testing, manipulating,
1.25 cvs 10: * and normalizing URLs. It also contains a local copy of the libWWW
11: * URL parsing functions.
1.10 cvs 12: *
13: * Authors: J. Kahan, I. Vatton
1.45 cvs 14: * R. Guetari (Stuff related to Windows).
1.10 cvs 15: *
16: */
1.7 cvs 17:
1.15 cvs 18: #define THOT_EXPORT extern
1.3 cvs 19: #include "amaya.h"
20:
1.8 cvs 21: #include "init_f.h"
22: #include "AHTURLTools_f.h"
23:
1.24 cvs 24: #define MAX_PRINT_URL_LENGTH 50
1.29 cvs 25: typedef struct _HTURI {
1.67 ! cvs 26: STRING access; /* Now known as "scheme" */
! 27: STRING host;
! 28: STRING absolute;
! 29: STRING relative;
! 30: STRING fragment;
1.29 cvs 31: } HTURI;
1.24 cvs 32:
1.28 cvs 33:
34: /*----------------------------------------------------------------------
35: ConvertToLowerCase
36: Converts a string to lowercase.
37: ----------------------------------------------------------------------*/
1.22 cvs 38: #ifdef __STDC__
1.67 ! cvs 39: void ConvertToLowerCase (STRING string)
1.28 cvs 40: #else /* __STDC__ */
1.38 cvs 41: void ConvertToLowerCase (string)
1.67 ! cvs 42: STRING string;
1.28 cvs 43:
44: #endif /* __STDC__ */
45: {
46: int i;
47:
48: if (!string)
49: return;
50:
51: for (i = 0; string[i] != EOS; i++)
1.67 ! cvs 52: string[i] = utolower (string[i]);
1.28 cvs 53: }
1.22 cvs 54:
1.8 cvs 55: /*----------------------------------------------------------------------
1.11 cvs 56: ExplodeURL
1.8 cvs 57: ----------------------------------------------------------------------*/
58: #ifdef __STDC__
59: void ExplodeURL (char *url, char **proto, char **host, char **dir, char **file)
60: #else
61: void ExplodeURL (url, proto, host, dir, file)
62: char *url;
63: char **proto;
64: char **host;
65: char **dir;
66: char **file;
67:
68: #endif
69: {
1.33 cvs 70: char *curr, *temp;
71: char used_sep;
1.32 cvs 72:
1.33 cvs 73: if (url && strchr (url, URL_SEP))
74: used_sep = URL_SEP;
75: else
76: used_sep = DIR_SEP;
1.8 cvs 77:
78: if ((url == NULL) || (proto == NULL) || (host == NULL) ||
79: (dir == NULL) || (file == NULL))
80: return;
81:
82: /* initialize every pointer */
83: *proto = *host = *dir = *file = NULL;
84:
85: /* skip any leading space */
86: while ((*url == SPACE) || (*url == TAB))
87: url++;
1.9 cvs 88: curr = url;
89: if (*curr == 0)
1.8 cvs 90: goto finished;
91:
92: /* go to the end of the URL */
1.67 ! cvs 93: while ((*curr != 0) && (*curr != SPACE) && (*curr != TEXT('\b')) &&
1.9 cvs 94: (*curr != '\r') && (*curr != EOL))
95: curr++;
1.8 cvs 96:
97: /* mark the end of the chain */
1.9 cvs 98: *curr = EOS;
99: curr--;
100: if (curr <= url)
1.8 cvs 101: goto finished;
102:
103: /* search the next DIR_SEP indicating the beginning of the file name */
104: do
1.11 cvs 105: curr--;
1.33 cvs 106: while ((curr >= url) && (*curr != used_sep));
1.11 cvs 107:
1.9 cvs 108: if (curr < url)
1.8 cvs 109: goto finished;
1.9 cvs 110: *file = curr + 1;
1.8 cvs 111:
112: /* mark the end of the dir */
1.9 cvs 113: *curr = EOS;
114: curr--;
115: if (curr < url)
1.8 cvs 116: goto finished;
117:
1.29 cvs 118: /* search for the DIR_STR indicating the host name start */
1.33 cvs 119: while ((curr > url) && ((*curr != used_sep) || (*(curr + 1) != used_sep)))
1.9 cvs 120: curr--;
1.8 cvs 121:
122: /* if we found it, separate the host name from the directory */
1.33 cvs 123: if ((*curr == DIR_SEP) && (*(curr + 1) == used_sep))
1.8 cvs 124: {
1.9 cvs 125: *host = temp = curr + 2;
1.33 cvs 126: while ((*temp != 0) && (*temp != used_sep))
1.8 cvs 127: temp++;
1.33 cvs 128: if (*temp == used_sep)
1.8 cvs 129: {
130: *temp = EOS;
131: *dir = temp + 1;
132: }
133: }
134: else
1.11 cvs 135: *dir = curr;
136:
1.9 cvs 137: if (curr <= url)
1.8 cvs 138: goto finished;
139:
140: /* mark the end of the proto */
1.9 cvs 141: *curr = EOS;
142: curr--;
143: if (curr < url)
1.8 cvs 144: goto finished;
145:
1.67 ! cvs 146: if (*curr == TEXT(':'))
1.8 cvs 147: {
1.9 cvs 148: *curr = EOS;
149: curr--;
1.8 cvs 150: }
151: else
152: goto finished;
1.11 cvs 153:
1.9 cvs 154: if (curr < url)
1.8 cvs 155: goto finished;
1.9 cvs 156: while ((curr > url) && (isalpha (*curr)))
157: curr--;
158: *proto = curr;
1.8 cvs 159:
160: finished:;
161:
162: #ifdef AMAYA_DEBUG
163: fprintf (stderr, "ExplodeURL(%s)\n\t", url);
164: if (*proto)
165: fprintf (stderr, "proto : %s, ", *proto);
166: if (*host)
167: fprintf (stderr, "host : %s, ", *host);
168: if (*dir)
169: fprintf (stderr, "dir : %s, ", *dir);
170: if (*file)
171: fprintf (stderr, "file : %s ", *file);
172: fprintf (stderr, "\n");
173: #endif
174:
175: }
1.3 cvs 176:
1.61 cvs 177:
178: /*----------------------------------------------------------------------
179: ExtractSuffix extract suffix from document nane.
180: ----------------------------------------------------------------------*/
181: #ifdef __STDC__
182: void ExtractSuffix (STRING aName, STRING aSuffix)
183: #else
184: void ExtractSuffix (aName, aSuffix)
185: STRING aName;
186: STRING aSuffix;
187:
188: #endif
189: {
190: int lg, i;
191: STRING ptr, oldptr;
192:
193: if (!aSuffix || !aName)
194: /* bad suffix */
195: return;
196:
197: aSuffix[0] = EOS;
198: lg = ustrlen (aName);
199: if (lg)
200: {
201: /* the name is not empty */
202: oldptr = ptr = &aName[0];
203: do
204: {
1.67 ! cvs 205: ptr = ustrrchr (oldptr, TEXT('.'));
1.61 cvs 206: if (ptr)
207: oldptr = &ptr[1];
208: }
209: while (ptr);
210:
211: i = (int) (oldptr) - (int) (aName); /* name length */
212: if (i > 1)
213: {
214: aName[i - 1] = EOS;
215: if (i != lg)
216: ustrcpy (aSuffix, oldptr);
217: }
218: }
219: }
220:
1.4 cvs 221: /*----------------------------------------------------------------------
1.9 cvs 222: IsHTMLName
223: returns TRUE if path points to an HTML resource.
1.4 cvs 224: ----------------------------------------------------------------------*/
1.3 cvs 225: #ifdef __STDC__
1.67 ! cvs 226: ThotBool IsHTMLName (const STRING path)
1.3 cvs 227: #else /* __STDC__ */
1.67 ! cvs 228: ThotBool IsHTMLName (path)
! 229: const STRING path;
1.3 cvs 230: #endif /* __STDC__ */
231: {
1.67 ! cvs 232: CHAR_T temppath[MAX_LENGTH];
! 233: CHAR_T suffix[MAX_LENGTH];
! 234: CHAR_T nsuffix[MAX_LENGTH];
1.5 cvs 235: int i;
236:
237: if (!path)
1.37 cvs 238: return (FALSE);
1.5 cvs 239:
1.67 ! cvs 240: ustrcpy (temppath, path);
1.5 cvs 241: ExtractSuffix (temppath, suffix);
242:
243: /* Normalize the suffix */
244: i = 0;
1.39 cvs 245: while (suffix[i] != EOS && i < MAX_LENGTH -1)
1.13 cvs 246: {
1.67 ! cvs 247: nsuffix[i] = utolower (suffix[i]);
1.13 cvs 248: i++;
249: }
1.5 cvs 250: nsuffix[i] = EOS;
1.67 ! cvs 251: if (!ustrcmp (nsuffix, TEXT("html")) ||
! 252: !ustrcmp (nsuffix, TEXT("htm")) ||
! 253: !ustrcmp (nsuffix, TEXT("shtml")) ||
! 254: !ustrcmp (nsuffix, TEXT("xht")) ||
! 255: !ustrcmp (nsuffix, TEXT("xhtm")) ||
! 256: !ustrcmp (nsuffix, TEXT("xhtml")))
1.39 cvs 257: return (TRUE);
1.67 ! cvs 258: else if (!ustrcmp (nsuffix, TEXT("gz")))
1.13 cvs 259: {
1.39 cvs 260: /* take into account compressed files */
1.13 cvs 261: ExtractSuffix (temppath, suffix);
262: /* Normalize the suffix */
263: i = 0;
1.39 cvs 264: while (suffix[i] != EOS && i < MAX_LENGTH -1)
1.13 cvs 265: {
1.25 cvs 266: nsuffix[i] = tolower (suffix[i]);
1.13 cvs 267: i++;
268: }
269: nsuffix[i] = EOS;
1.67 ! cvs 270: if (!ustrcmp (nsuffix, TEXT("html")) ||
! 271: !ustrcmp (nsuffix, TEXT("htm")) ||
! 272: !ustrcmp (nsuffix, TEXT("shtml")) ||
! 273: !ustrcmp (nsuffix, TEXT("xht")) ||
! 274: !ustrcmp (nsuffix, TEXT("xhtm")) ||
! 275: !ustrcmp (nsuffix, TEXT("xhtml")))
1.63 cvs 276:
1.39 cvs 277: return (TRUE);
278: else
1.13 cvs 279: return (FALSE);
280: }
281: else
1.39 cvs 282: return (FALSE);
1.3 cvs 283: }
284:
1.4 cvs 285: /*----------------------------------------------------------------------
1.56 cvs 286: IsXMLName
287: returns TRUE if path points to an XML resource.
288: ----------------------------------------------------------------------*/
289: #ifdef __STDC__
1.67 ! cvs 290: ThotBool IsXMLName (const STRING path)
1.56 cvs 291: #else /* __STDC__ */
1.67 ! cvs 292: ThotBool IsXMLName (path)
! 293: const STRING path;
1.56 cvs 294: #endif /* __STDC__ */
295: {
1.67 ! cvs 296: CHAR_T temppath[MAX_LENGTH];
! 297: CHAR_T suffix[MAX_LENGTH];
1.56 cvs 298:
299: if (!path)
300: return (FALSE);
301:
1.67 ! cvs 302: ustrcpy (temppath, path);
1.56 cvs 303: ExtractSuffix (temppath, suffix);
304:
1.67 ! cvs 305: if (!ustrcasecmp (suffix, TEXT("xml")) ||
! 306: !ustrcasecmp (suffix, TEXT("xht")) ||
! 307: !ustrcmp (suffix, TEXT("xhtm")) ||
! 308: !ustrcmp (suffix, TEXT("xhtml")))
1.56 cvs 309: return (TRUE);
1.67 ! cvs 310: else if (!ustrcmp (suffix, TEXT("gz")))
1.56 cvs 311: {
312: /* take into account compressed files */
313: ExtractSuffix (temppath, suffix);
1.67 ! cvs 314: if (!ustrcasecmp (suffix, TEXT("xml")) ||
! 315: !ustrcasecmp (suffix, TEXT("xht")) ||
! 316: !ustrcmp (suffix, TEXT("xhtm")) ||
! 317: !ustrcmp (suffix, TEXT("xhtml")))
1.60 cvs 318: return (TRUE);
319: else
320: return (FALSE);
321: }
322: else
323: return (FALSE);
324: }
325:
326: /*----------------------------------------------------------------------
327: IsCSSName
328: returns TRUE if path points to an XML resource.
329: ----------------------------------------------------------------------*/
330: #ifdef __STDC__
1.67 ! cvs 331: ThotBool IsCSSName (const STRING path)
1.60 cvs 332: #else /* __STDC__ */
1.67 ! cvs 333: ThotBool IsCSSName (path)
! 334: const STRING path;
1.60 cvs 335: #endif /* __STDC__ */
336: {
1.67 ! cvs 337: CHAR_T temppath[MAX_LENGTH];
! 338: CHAR_T suffix[MAX_LENGTH];
1.60 cvs 339:
340: if (!path)
341: return (FALSE);
342:
1.67 ! cvs 343: ustrcpy (temppath, path);
1.60 cvs 344: ExtractSuffix (temppath, suffix);
345:
1.67 ! cvs 346: if (!ustrcasecmp (suffix, TEXT("css")))
1.60 cvs 347: return (TRUE);
1.67 ! cvs 348: else if (!ustrcmp (suffix, TEXT("gz")))
1.60 cvs 349: {
350: /* take into account compressed files */
351: ExtractSuffix (temppath, suffix);
1.67 ! cvs 352: if (!ustrcasecmp (suffix, TEXT("css")))
1.56 cvs 353: return (TRUE);
354: else
355: return (FALSE);
356: }
357: else
358: return (FALSE);
359: }
360:
361: /*----------------------------------------------------------------------
1.9 cvs 362: IsImageName
363: returns TRUE if path points to an image resource.
1.4 cvs 364: ----------------------------------------------------------------------*/
1.3 cvs 365: #ifdef __STDC__
1.67 ! cvs 366: ThotBool IsImageName (const STRING path)
1.3 cvs 367: #else /* __STDC__ */
1.67 ! cvs 368: ThotBool IsImageName (path)
! 369: const STRING path;
1.3 cvs 370: #endif /* __STDC__ */
371: {
1.67 ! cvs 372: CHAR_T temppath[MAX_LENGTH];
! 373: CHAR_T suffix[MAX_LENGTH];
! 374: CHAR_T nsuffix[MAX_LENGTH];
1.5 cvs 375: int i;
376:
377: if (!path)
1.13 cvs 378: return (FALSE);
1.5 cvs 379:
1.67 ! cvs 380: ustrcpy (temppath, path);
1.5 cvs 381: ExtractSuffix (temppath, suffix);
382:
383: /* Normalize the suffix */
384: i = 0;
1.39 cvs 385: while (suffix[i] != EOS && i < MAX_LENGTH -1)
1.13 cvs 386: {
1.67 ! cvs 387: nsuffix[i] = utolower (suffix[i]);
1.13 cvs 388: i++;
389: }
1.5 cvs 390: nsuffix[i] = EOS;
1.67 ! cvs 391: if ((!ustrcmp (nsuffix, TEXT("gif"))) || (!ustrcmp (nsuffix, TEXT("xbm"))) ||
! 392: (!ustrcmp (nsuffix, TEXT("xpm"))) || (!ustrcmp (nsuffix, TEXT("jpg"))) ||
! 393: (!ustrcmp (nsuffix, TEXT("png"))) || (!ustrcmp (nsuffix, TEXT("au"))))
1.39 cvs 394: return (TRUE);
395: return (FALSE);
1.3 cvs 396: }
397:
1.4 cvs 398: /*----------------------------------------------------------------------
1.58 cvs 399: IsImageType
400: returns TRUE if type points to an image resource.
401: ----------------------------------------------------------------------*/
402: #ifdef __STDC__
1.67 ! cvs 403: ThotBool IsImageType (const STRING type)
1.58 cvs 404: #else /* __STDC__ */
1.67 ! cvs 405: ThotBool IsImageType (type)
! 406: const STRING type;
1.58 cvs 407: #endif /* __STDC__ */
408: {
1.67 ! cvs 409: CHAR_T temptype[MAX_LENGTH];
1.58 cvs 410: int i;
411:
412: if (!type)
413: return (FALSE);
414:
1.67 ! cvs 415: ustrcpy (temptype, type);
1.58 cvs 416: /* Normalize the type */
417: i = 0;
418: while (temptype[i] != EOS)
419: {
420: temptype[i] = tolower (temptype[i]);
421: i++;
422: }
1.67 ! cvs 423: if ((!ustrcmp (temptype, TEXT("gif"))) || (!ustrcmp (temptype, TEXT("x-xbitmap"))) ||
! 424: (!ustrcmp (temptype, TEXT("x-xpixmap"))) || (!ustrcmp (temptype, TEXT("jpeg"))) ||
! 425: (!ustrcmp (temptype, TEXT("png"))))
1.58 cvs 426: return (TRUE);
427: return (FALSE);
428: }
429:
430: /*----------------------------------------------------------------------
1.9 cvs 431: IsTextName
1.4 cvs 432: ----------------------------------------------------------------------*/
1.3 cvs 433: #ifdef __STDC__
1.67 ! cvs 434: ThotBool IsTextName (const STRING path)
1.3 cvs 435: #else /* __STDC__ */
1.67 ! cvs 436: ThotBool IsTextName (path)
! 437: const STRING path;
1.3 cvs 438:
439: #endif /* __STDC__ */
440: {
1.67 ! cvs 441: CHAR_T temppath[MAX_LENGTH];
! 442: CHAR_T suffix[MAX_LENGTH];
! 443: CHAR_T nsuffix[MAX_LENGTH];
1.5 cvs 444: int i;
445:
446: if (!path)
1.13 cvs 447: return (FALSE);
1.5 cvs 448:
1.67 ! cvs 449: ustrcpy (temppath, path);
1.5 cvs 450: ExtractSuffix (temppath, suffix);
451:
452: /* Normalize the suffix */
453: i = 0;
1.39 cvs 454: while (suffix[i] != EOS && i < MAX_LENGTH -1)
1.5 cvs 455: {
1.25 cvs 456: nsuffix[i] = tolower (suffix[i]);
1.5 cvs 457: i++;
458: }
459: nsuffix[i] = EOS;
460:
1.67 ! cvs 461: if ((!ustrcmp (nsuffix, TEXT("txt"))) || (!ustrcmp (nsuffix, TEXT("dtd"))))
1.13 cvs 462: return (TRUE);
1.67 ! cvs 463: else if (!ustrcmp (nsuffix, TEXT("gz")))
1.13 cvs 464: {
1.39 cvs 465: /* take into account compressed files */
1.13 cvs 466: ExtractSuffix (temppath, suffix);
467: /* Normalize the suffix */
468: i = 0;
1.39 cvs 469: while (suffix[i] != EOS && i < MAX_LENGTH -1)
1.13 cvs 470: {
1.25 cvs 471: nsuffix[i] = tolower (suffix[i]);
1.13 cvs 472: i++;
473: }
474: nsuffix[i] = EOS;
1.67 ! cvs 475: if ((!ustrcmp (nsuffix, TEXT("txt"))) || (!ustrcmp (nsuffix, TEXT("dtd"))))
1.13 cvs 476: return (TRUE);
477: else
478: return (FALSE);
479: }
480: else
481: return (FALSE);
1.3 cvs 482: }
483:
1.4 cvs 484: /*----------------------------------------------------------------------
1.9 cvs 485: IsHTTPPath
486: returns TRUE if path is in fact an http URL.
1.4 cvs 487: ----------------------------------------------------------------------*/
1.3 cvs 488: #ifdef __STDC__
1.67 ! cvs 489: ThotBool IsHTTPPath (const STRING path)
1.3 cvs 490: #else /* __STDC__ */
1.67 ! cvs 491: ThotBool IsHTTPPath (path)
! 492: const STRING path;
1.3 cvs 493: #endif /* __STDC__ */
494: {
1.5 cvs 495: if (!path)
496: return FALSE;
1.3 cvs 497:
1.67 ! cvs 498: if ((!ustrncmp (path, TEXT("http:"), 5) != 0)
! 499: || !ustrncmp (path, TEXT("internal:"), 9))
1.58 cvs 500: return TRUE;
501: return FALSE;
1.3 cvs 502: }
503:
1.4 cvs 504: /*----------------------------------------------------------------------
1.9 cvs 505: IsWithParameters
506: returns TRUE if url has a concatenated query string.
1.4 cvs 507: ----------------------------------------------------------------------*/
1.3 cvs 508: #ifdef __STDC__
1.66 cvs 509: ThotBool IsWithParameters (const char *url)
1.3 cvs 510: #else /* __STDC__ */
1.66 cvs 511: ThotBool IsWithParameters (url)
1.34 cvs 512: const char *url;
1.3 cvs 513: #endif /* __STDC__ */
514: {
1.5 cvs 515: int i;
1.3 cvs 516:
1.9 cvs 517: if ((!url) || (url[0] == EOS))
1.5 cvs 518: return FALSE;
1.3 cvs 519:
1.9 cvs 520: i = strlen (url) - 1;
521: while (i > 0 && url[i--] != '?')
1.5 cvs 522: if (i < 0)
523: return FALSE;
1.3 cvs 524:
1.5 cvs 525: /* There is a parameter */
526: return TRUE;
1.3 cvs 527: }
528:
1.4 cvs 529: /*----------------------------------------------------------------------
1.9 cvs 530: IsW3Path
531: returns TRUE if path is in fact a URL.
1.4 cvs 532: ----------------------------------------------------------------------*/
1.3 cvs 533: #ifdef __STDC__
1.67 ! cvs 534: ThotBool IsW3Path (const STRING path)
1.3 cvs 535: #else /* __STDC__ */
1.67 ! cvs 536: ThotBool IsW3Path (path)
! 537: const STRING path;
1.3 cvs 538: #endif /* __STDC__ */
539: {
1.67 ! cvs 540: if ((ustrncmp (path, TEXT("http:"), 5)) && (ustrncmp (path, TEXT("ftp:"), 4)) &&
! 541: (ustrncmp (path, TEXT("telnet:"), 7)) && (ustrncmp (path, TEXT("wais:"), 5)) &&
! 542: (ustrncmp (path, TEXT("news:"), 5)) && (ustrncmp (path, TEXT("gopher:"), 7)) &&
! 543: (ustrncmp (path, TEXT("mailto:"), 7)) && (ustrncmp (path, TEXT("archie:"), 7)))
1.5 cvs 544: return FALSE;
545: return TRUE;
1.3 cvs 546: }
547:
1.4 cvs 548: /*----------------------------------------------------------------------
1.9 cvs 549: IsValidProtocol
550: returns true if the url protocol is supported by Amaya.
1.4 cvs 551: ----------------------------------------------------------------------*/
1.3 cvs 552: #ifdef __STDC__
1.67 ! cvs 553: ThotBool IsValidProtocol (const STRING url)
1.3 cvs 554: #else /* __STDC__ */
1.67 ! cvs 555: ThotBool IsValidProtocol (url)
! 556: const STRING url;
1.3 cvs 557: #endif /* __STDC__ */
558: {
1.67 ! cvs 559: if (!ustrncmp (url, TEXT("http:"), 5)
! 560: || !ustrncmp (url, TEXT("internal:"), 9))
1.22 cvs 561: /* experimental */
1.58 cvs 562: /*** || !strncmp (url, "ftp:", 4) ***/
1.24 cvs 563: /*** || !strncmp (path, "news:", 5)***/
1.8 cvs 564: return (TRUE);
1.5 cvs 565: else
1.8 cvs 566: return (FALSE);
1.3 cvs 567: }
568:
1.31 cvs 569:
570: /*----------------------------------------------------------------------
571: GetBaseURL
572: normalizes orgName according to a base associated with doc, and
573: following the standard URL format rules.
574: The function returns the base used to solve relative URL and SRC:
575: - the base of the document,
576: - or the document path (without document name).
577: ----------------------------------------------------------------------*/
578: #ifdef __STDC__
1.67 ! cvs 579: STRING GetBaseURL (Document doc)
1.31 cvs 580: #else /* __STDC__ */
1.67 ! cvs 581: STRING GetBaseURL (doc)
1.31 cvs 582: Document doc;
583: #endif /* __STDC__ */
584: {
585: Element el;
586: ElementType elType;
587: AttributeType attrType;
588: Attribute attr;
1.67 ! cvs 589: STRING ptr, basename;
1.31 cvs 590: int length;
591:
1.57 cvs 592: /* @@@ irene */
593: if (!DocumentURLs[doc])
594: return NULL;
1.67 ! cvs 595: basename = TtaAllocString (MAX_LENGTH);
! 596: ustrncpy (basename, DocumentURLs[doc], MAX_LENGTH-1);
1.39 cvs 597: basename[MAX_LENGTH-1] = EOS;
1.31 cvs 598: length = MAX_LENGTH -1;
599: /* get the root element */
600: el = TtaGetMainRoot (doc);
601: /* search the BASE element */
602: elType.ElSSchema = TtaGetDocumentSSchema (doc);
1.65 cvs 603: elType.ElTypeNum = HTML_EL_HEAD;
604: el = TtaSearchTypedElement (elType, SearchForward, el);
605: if (el)
606: {
607: elType.ElTypeNum = HTML_EL_BASE;
608: el = TtaSearchTypedElement (elType, SearchInTree, el);
609: }
1.31 cvs 610: if (el)
611: {
612: /* The document has a BASE element -> Get the HREF attribute */
613: attrType.AttrSSchema = elType.ElSSchema;
614: attrType.AttrTypeNum = HTML_ATTR_HREF_;
615: attr = TtaGetAttribute (el, attrType);
616: if (attr)
617: {
618: /* Use the base path of the document */
619: TtaGiveTextAttributeValue (attr, basename, &length);
620: /* base and orgName have to be separated by a DIR_SEP */
621: length--;
1.43 cvs 622: if (basename[0] != EOS && basename[length] != URL_SEP && basename[length] != DIR_SEP)
1.31 cvs 623: /* verify if the base has the form "protocol://server:port" */
624: {
1.67 ! cvs 625: ptr = AmayaParseUrl (basename, _EMPTYSTR_, AMAYA_PARSE_ACCESS |
1.33 cvs 626: AMAYA_PARSE_HOST |
627: AMAYA_PARSE_PUNCTUATION);
1.67 ! cvs 628: if (ptr && !ustrcmp (ptr, basename))
1.31 cvs 629: {
1.43 cvs 630: /* it has this form, we complete it by adding a URL_STR */
1.67 ! cvs 631: if (ustrchr (basename, DIR_SEP))
! 632: ustrcat (basename, DIR_STR);
1.43 cvs 633: else
1.67 ! cvs 634: ustrcat (basename, URL_STR);
1.31 cvs 635: length++;
636: }
637: if (ptr)
638: TtaFreeMemory (ptr);
639: }
640: }
1.33 cvs 641: }
642:
1.31 cvs 643: /* Remove anything after the last DIR_SEP char. If no such char is found,
644: * then search for the first ":" char, hoping that what's before that is a
645: * protocol. If found, end the string there. If neither char is found,
646: * then discard the whole base element.
647: */
1.67 ! cvs 648: length = ustrlen (basename) - 1;
1.31 cvs 649: /* search for the last DIR_SEP char */
1.43 cvs 650: while (length >= 0 && basename[length] != URL_SEP && basename[length] != DIR_SEP)
1.31 cvs 651: length--;
652: if (length >= 0)
653: /* found the last DIR_SEP char, end the string there */
654: basename[length + 1] = EOS;
655: else
656: /* search for the first PATH_STR char */
657: {
1.67 ! cvs 658: for (length = 0; basename[length] != TEXT(':') &&
1.31 cvs 659: basename[length] != EOS; length ++);
1.67 ! cvs 660: if (basename[length] == TEXT(':'))
1.31 cvs 661: /* found, so end the string there */
662: basename[length + 1] = EOS;
663: else
664: /* not found, discard the base */
665: basename[0] = EOS;
666: }
667: return (basename);
668: }
669:
670:
1.4 cvs 671: /*----------------------------------------------------------------------
1.40 cvs 672: GetLocalPath
673: Allocate and return the local document path associated to the url
674: ----------------------------------------------------------------------*/
675: #ifdef __STDC__
1.67 ! cvs 676: STRING GetLocalPath (Document doc, STRING url)
1.40 cvs 677: #else /* __STDC__ */
1.67 ! cvs 678: STRING GetLocalPath (doc, url)
1.40 cvs 679: Document doc;
1.67 ! cvs 680: STRING url;
1.40 cvs 681: #endif /* __STDC__ */
682: {
1.67 ! cvs 683: STRING ptr, n;
! 684: STRING documentname;
! 685: CHAR_T url_sep;
1.40 cvs 686: int len;
1.67 ! cvs 687: STRING tmpDir, tmpName;
! 688: ThotBool noFile;
1.40 cvs 689:
690: if (url != NULL)
691: {
692: /* check whether the file name exists */
1.67 ! cvs 693: len = ustrlen (url) - 1;
1.41 cvs 694: if (IsW3Path)
1.67 ! cvs 695: url_sep = TEXT('/');
1.41 cvs 696: else
697: url_sep = DIR_SEP;
698: noFile = (url[len] == url_sep);
1.40 cvs 699: if (noFile)
700: url[len] = EOS;
1.67 ! cvs 701: /* ptr = TtaAllocString (MAX_LENGTH);
! 702: documentname = TtaAllocString (MAX_LENGTH); */
! 703: tmpDir = TtaAllocString (MAX_LENGTH );
! 704: tmpName = TtaAllocString(MAX_LENGTH );
! 705: TtaExtractName (url, tmpDir, tmpName);
! 706: ptr = tmpDir;
! 707: documentname = tmpName;
! 708:
! 709: usprintf (ptr, TEXT("%s%s%d%s"), TempFileDirectory, DIR_STR, doc, DIR_STR);
1.40 cvs 710: if (!TtaCheckDirectory (ptr))
711: /* directory did not exist */
1.59 cvs 712: # ifdef _WINDOWS
1.67 ! cvs 713: umkdir (ptr);
1.59 cvs 714: # else /* !_WINDOWS */
1.67 ! cvs 715: umkdir (ptr, S_IRWXU);
1.59 cvs 716: # endif /* !_WINDOWS */
1.47 cvs 717:
718: /* don't include the query string within document name */
1.67 ! cvs 719: n = ustrrchr(documentname, TEXT('?'));
1.47 cvs 720: if (n != NULL)
721: *n = EOS;
1.46 cvs 722: /* don't include ':' within document name */
1.67 ! cvs 723: n = ustrchr (documentname, TEXT(':'));
1.46 cvs 724: if (n != NULL)
725: *n = EOS;
1.67 ! cvs 726: ustrcat (ptr, documentname);
1.40 cvs 727: TtaFreeMemory (documentname);
728: /* restore the url */
729: if (noFile)
1.41 cvs 730: url[len] = url_sep;
1.40 cvs 731: return (ptr);
732: }
733: else
734: return (NULL);
735: }
736:
737:
738: /*----------------------------------------------------------------------
1.9 cvs 739: NormalizeURL
740: normalizes orgName according to a base associated with doc, and
741: following the standard URL format rules.
1.53 cvs 742: if doc is 0 and otherPath not NULL, normalizes orgName according to this
743: other path.
1.9 cvs 744: The function returns the new complete and normalized URL
1.12 cvs 745: or file name path (newName) and the name of the document (docName).
1.9 cvs 746: N.B. If the function can't find out what's the docName, it assigns
747: the name "noname.html".
1.4 cvs 748: ----------------------------------------------------------------------*/
1.3 cvs 749: #ifdef __STDC__
1.67 ! cvs 750: void NormalizeURL (STRING orgName, Document doc, STRING newName, STRING docName, STRING otherPath)
1.3 cvs 751: #else /* __STDC__ */
1.53 cvs 752: void NormalizeURL (orgName, doc, newName, docName, otherPath)
1.67 ! cvs 753: STRING orgName;
1.3 cvs 754: Document doc;
1.67 ! cvs 755: STRING newName;
! 756: STRING docName;
! 757: STRING otherPath;
1.3 cvs 758: #endif /* __STDC__ */
759: {
1.67 ! cvs 760: STRING basename;
! 761: CHAR_T tempOrgName[MAX_LENGTH];
! 762: STRING ptr;
! 763: CHAR_T used_sep;
! 764: int length;
1.66 cvs 765: ThotBool check;
1.5 cvs 766:
1.44 cvs 767: # ifdef _WINDOWS
768: int ndx;
769: # endif /* _WINDOWS */
770:
1.5 cvs 771: if (!newName || !docName)
772: return;
1.18 cvs 773:
1.32 cvs 774: if (doc != 0)
1.53 cvs 775: basename = GetBaseURL (doc);
776: else if (otherPath != NULL)
777: basename = TtaStrdup (otherPath);
1.32 cvs 778: else
1.53 cvs 779: basename = NULL;
1.32 cvs 780:
1.18 cvs 781: /*
1.31 cvs 782: * Clean orgName
783: * Make sure we have a complete orgName, without any leading or trailing
784: * white spaces, or trailinbg new lines
785: */
1.5 cvs 786: ptr = orgName;
1.18 cvs 787: /* skip leading white space and new line characters */
1.67 ! cvs 788: while ((*ptr == SPACE || *ptr == EOL) && *ptr++ != EOS);
! 789: ustrncpy (tempOrgName, ptr, MAX_LENGTH -1);
1.39 cvs 790: tempOrgName[MAX_LENGTH -1] = EOS;
1.18 cvs 791: /*
1.31 cvs 792: * Make orgName a complete URL
793: * If the URL does not include a protocol, then try to calculate
794: * one using the doc's base element (if it exists),
795: */
1.53 cvs 796: if (tempOrgName[0] == EOS)
797: {
798: newName[0] = EOS;
799: TtaFreeMemory (basename);
800: return;
801: }
1.49 cvs 802:
803: /* clean trailing white space */
1.67 ! cvs 804: length = ustrlen (tempOrgName) - 1;
1.53 cvs 805: while (tempOrgName[length] == SPACE && tempOrgName[length] == EOL)
806: {
807: tempOrgName[length] = EOS;
808: length--;
809: }
1.50 cvs 810:
1.55 cvs 811: /* remove extra dot (which dot???) */
812: /* ugly, but faster than a strcmp */
1.67 ! cvs 813: if (tempOrgName[length] == TEXT('.')
! 814: && (length == 0 || tempOrgName[length-1] != TEXT('.')))
1.55 cvs 815: tempOrgName[length] = EOS;
1.50 cvs 816:
1.53 cvs 817: if (IsW3Path (tempOrgName))
818: {
819: /* the name is complete, go to the Sixth Step */
1.67 ! cvs 820: ustrcpy (newName, tempOrgName);
1.53 cvs 821: SimplifyUrl (&newName);
822: /* verify if the URL has the form "protocol://server:port" */
1.67 ! cvs 823: ptr = AmayaParseUrl (newName, _EMPTYSTR_, AMAYA_PARSE_ACCESS | AMAYA_PARSE_HOST | AMAYA_PARSE_PUNCTUATION);
! 824: if (ptr && !ustrcmp (ptr, newName)) /* it has this form, we complete it by adding a DIR_STR */
! 825: ustrcat (newName, URL_STR);
1.49 cvs 826:
1.53 cvs 827: if (ptr)
1.50 cvs 828: TtaFreeMemory (ptr);
1.53 cvs 829: }
830: else if ( basename == NULL)
831: /* the name is complete, go to the Sixth Step */
1.67 ! cvs 832: ustrcpy (newName, tempOrgName);
1.53 cvs 833: else
834: {
1.31 cvs 835: /* Calculate the absolute URL, using the base or document URL */
1.44 cvs 836: # ifdef _WINDOWS
1.53 cvs 837: if (!IsW3Path (basename))
838: {
1.67 ! cvs 839: length = ustrlen (tempOrgName);
1.53 cvs 840: for (ndx = 0; ndx < length; ndx++)
1.67 ! cvs 841: if (tempOrgName [ndx] == TEXT('/'))
! 842: tempOrgName [ndx] = TEXT('\\');
1.53 cvs 843: }
1.44 cvs 844: # endif /* _WINDOWS */
1.25 cvs 845: ptr = AmayaParseUrl (tempOrgName, basename, AMAYA_PARSE_ALL);
1.53 cvs 846: if (ptr)
847: {
848: SimplifyUrl (&ptr);
1.67 ! cvs 849: ustrcpy (newName, ptr);
1.53 cvs 850: TtaFreeMemory (ptr);
851: }
852: else
853: newName[0] = EOS;
854: }
1.36 cvs 855:
856: TtaFreeMemory (basename);
1.18 cvs 857: /*
1.31 cvs 858: * Prepare the docname that will refer to this ressource in the
859: * .amaya directory. If the new URL finishes on DIR_SEP, then use
860: * noname.html as a default ressource name
1.18 cvs 861: */
1.53 cvs 862: if (newName[0] != EOS)
863: {
1.67 ! cvs 864: length = ustrlen (newName) - 1;
1.53 cvs 865: if (newName[length] == URL_SEP || newName[length] == DIR_SEP)
866: {
867: used_sep = newName[length];
868: check = TRUE;
869: while (check)
870: {
1.50 cvs 871: length--;
872: while (length >= 0 && newName[length] != used_sep)
1.53 cvs 873: length--;
1.67 ! cvs 874: if (!ustrncmp (&newName[length+1], TEXT(".."), 2))
1.53 cvs 875: {
876: newName[length+1] = EOS;
877: /* remove also previous directory */
878: length--;
879: while (length >= 0 && newName[length] != used_sep)
880: length--;
1.67 ! cvs 881: if (ustrncmp (&newName[length+1], TEXT("//"), 2))
1.53 cvs 882: /* don't remove server name */
1.50 cvs 883: newName[length+1] = EOS;
1.53 cvs 884: }
1.67 ! cvs 885: else if (!ustrncmp (&newName[length+1], TEXT("."), 1))
1.53 cvs 886: newName[length+1] = EOS;
1.50 cvs 887: else
1.53 cvs 888: check = FALSE;
889: }
1.67 ! cvs 890: ustrcpy (docName, TEXT("noname.html"));
1.53 cvs 891: /* docname was not comprised inside the URL, so let's */
892: /* assign the default ressource name */
1.67 ! cvs 893: ustrcpy (docName, TEXT("noname.html"));
1.53 cvs 894: }
895: else
896: { /* docname is comprised inside the URL */
1.50 cvs 897: while (length >= 0 && newName[length] != URL_SEP && newName[length] != DIR_SEP)
1.53 cvs 898: length--;
899: if (length < 0)
1.67 ! cvs 900: ustrcpy (docName, newName);
1.53 cvs 901: else
1.67 ! cvs 902: ustrcpy (docName, &newName[length+1]);
1.53 cvs 903: }
904: }
905: else
906: docName[0] = EOS;
1.18 cvs 907: }
1.3 cvs 908:
1.4 cvs 909: /*----------------------------------------------------------------------
1.9 cvs 910: IsSameHost
1.4 cvs 911: ----------------------------------------------------------------------*/
1.3 cvs 912: #ifdef __STDC__
1.67 ! cvs 913: ThotBool IsSameHost (const STRING url1, const STRING url2)
1.3 cvs 914: #else /* __STDC__ */
1.67 ! cvs 915: ThotBool IsSameHost (url1, url2)
! 916: const STRING url1;
! 917: const STRING url2;
1.3 cvs 918: #endif /* __STDC__ */
919: {
1.67 ! cvs 920: STRING basename_ptr1, basename_ptr2;
! 921: ThotBool result;
1.3 cvs 922:
1.67 ! cvs 923: basename_ptr1 = AmayaParseUrl (url1, _EMPTYSTR_, AMAYA_PARSE_ACCESS | AMAYA_PARSE_HOST | AMAYA_PARSE_PUNCTUATION);
! 924: basename_ptr2 = AmayaParseUrl (url2, _EMPTYSTR_, AMAYA_PARSE_ACCESS | AMAYA_PARSE_HOST | AMAYA_PARSE_PUNCTUATION);
1.3 cvs 925:
1.67 ! cvs 926: if (ustrcmp (basename_ptr1, basename_ptr2))
1.8 cvs 927: result = FALSE;
1.5 cvs 928: else
1.8 cvs 929: result = TRUE;
1.3 cvs 930:
1.25 cvs 931: TtaFreeMemory (basename_ptr1);
932: TtaFreeMemory (basename_ptr2);
1.5 cvs 933: return (result);
1.3 cvs 934: }
935:
936:
1.4 cvs 937: /*----------------------------------------------------------------------
1.22 cvs 938: HasKnownFileSuffix
939: returns TRUE if path points to a file ending with a suffix.
940: ----------------------------------------------------------------------*/
941: #ifdef __STDC__
1.67 ! cvs 942: ThotBool HasKnownFileSuffix (const STRING path)
1.22 cvs 943: #else /* __STDC__ */
1.67 ! cvs 944: ThotBool HasKnownFileSuffix (path)
! 945: const STRING path;
1.22 cvs 946: #endif /* __STDC__ */
947: {
1.67 ! cvs 948: STRING root;
! 949: CHAR_T temppath[MAX_LENGTH];
! 950: CHAR_T suffix[MAX_LENGTH];
1.22 cvs 951:
1.67 ! cvs 952: if (!path || path[0] == EOS || path[ustrlen(path)] == DIR_SEP)
1.22 cvs 953: return (FALSE);
954:
1.67 ! cvs 955: root = AmayaParseUrl(path, _EMPTYSTR_, AMAYA_PARSE_PATH | AMAYA_PARSE_PUNCTUATION);
1.22 cvs 956:
957: if (root)
958: {
1.67 ! cvs 959: ustrcpy (temppath, root);
1.25 cvs 960: TtaFreeMemory (root);
1.22 cvs 961: /* Get the suffix */
962: ExtractSuffix (temppath, suffix);
963:
964: if( suffix[0] == EOS)
965: /* no suffix */
966: return (FALSE);
967:
968: /* Normalize the suffix */
969: ConvertToLowerCase (suffix);
970:
1.67 ! cvs 971: if (!ustrcmp (suffix, TEXT("gz")))
1.22 cvs 972: /* skip the compressed suffix */
973: {
974: ExtractSuffix (temppath, suffix);
975: if(suffix[0] == EOS)
976: /* no suffix */
977: return (FALSE);
978: /* Normalize the suffix */
979: ConvertToLowerCase (suffix);
980: }
981:
1.67 ! cvs 982: if (ustrcmp (suffix, TEXT("gif")) &&
! 983: ustrcmp (suffix, TEXT("xbm")) &&
! 984: ustrcmp (suffix, TEXT("xpm")) &&
! 985: ustrcmp (suffix, TEXT("jpg")) &&
! 986: ustrcmp (suffix, TEXT("pdf")) &&
! 987: ustrcmp (suffix, TEXT("png")) &&
! 988: ustrcmp (suffix, TEXT("tgz")) &&
! 989: ustrcmp (suffix, TEXT("xpg")) &&
! 990: ustrcmp (suffix, TEXT("xpd")) &&
! 991: ustrcmp (suffix, TEXT("ps")) &&
! 992: ustrcmp (suffix, TEXT("au")) &&
! 993: ustrcmp (suffix, TEXT("html")) &&
! 994: ustrcmp (suffix, TEXT("htm")) &&
! 995: ustrcmp (suffix, TEXT("shtml")) &&
! 996: ustrcmp (suffix, TEXT("xht")) &&
! 997: ustrcmp (suffix, TEXT("xhtm")) &&
! 998: ustrcmp (suffix, TEXT("xhtml")) &&
! 999: ustrcmp (suffix, TEXT("txt")) &&
! 1000: ustrcmp (suffix, TEXT("css")) &&
! 1001: ustrcmp (suffix, TEXT("eps")))
1.22 cvs 1002: return (FALSE);
1003: else
1004: return (TRUE);
1005: }
1006: else
1007: return (FALSE);
1008: }
1009:
1010:
1011: /*----------------------------------------------------------------------
1.24 cvs 1012: ChopURL
1013: Gives back a URL no longer than MAX_PRINT_URL_LENGTH chars (outputURL).
1014: If inputURL is bigger than that size, outputURL receives
1015: MAX_PRINT_URL_LENGTH / 2 chars from the beginning of inputURL, "...",
1016: and MAX_PRINT_URL_LENGTH / 2 chars from the end of inputURL.
1017: If inputURL is not longer than MAX_PRINT_URL_LENGTH chars, it gets
1018: copied into outputURL.
1019: N.B.: outputURL must point to a memory block of MAX_PRINT_URL_LENGTH
1020: chars.
1021: ----------------------------------------------------------------------*/
1022: #ifdef __STDC__
1.34 cvs 1023: void ChopURL (char *outputURL, const char *inputURL)
1.24 cvs 1024: #else
1025: void ChopURL (outputURL, inputURL)
1.34 cvs 1026: char *outputURL;
1027: const char *inputURL;
1.24 cvs 1028: #endif
1.22 cvs 1029:
1.24 cvs 1030: {
1031: int len;
1.9 cvs 1032:
1.24 cvs 1033: len = strlen (inputURL);
1034: if (len <= MAX_PRINT_URL_LENGTH)
1.29 cvs 1035: strcpy (outputURL, inputURL);
1.24 cvs 1036: else
1037: /* make a truncated urlName on the status window */
1038: {
1039: strncpy (outputURL, inputURL, MAX_PRINT_URL_LENGTH / 2);
1040: outputURL [MAX_PRINT_URL_LENGTH / 2] = EOS;
1041: strcat (outputURL, "...");
1042: strcat (outputURL, &(inputURL[len - MAX_PRINT_URL_LENGTH / 2 ]));
1043: }
1.25 cvs 1044: }
1045:
1046:
1047: /*----------------------------------------------------------------------
1048: scan
1.47 cvs 1049: Scan a filename for its constituents
1.25 cvs 1050: -----------------------------------
1051:
1052: On entry,
1053: name points to a document name which may be incomplete.
1054: On exit,
1055: absolute or relative may be nonzero (but not both).
1056: host, fragment and access may be nonzero if they were specified.
1057: Any which are nonzero point to zero terminated strings.
1058: ----------------------------------------------------------------------*/
1059: #ifdef __STDC__
1.67 ! cvs 1060: static void scan (STRING name, HTURI * parts)
1.25 cvs 1061: #else /* __STDC__ */
1062: static void scan (name, parts)
1.67 ! cvs 1063: STRING name;
! 1064: HTURI *parts;
1.25 cvs 1065:
1066: #endif /* __STDC__ */
1067: {
1.67 ! cvs 1068: STRING p;
! 1069: STRING after_access = name;
1.32 cvs 1070:
1.43 cvs 1071: memset (parts, '\0', sizeof (HTURI));
1.28 cvs 1072: /* Look for fragment identifier */
1.67 ! cvs 1073: if ((p = ustrchr(name, TEXT('#'))) != NULL)
1.28 cvs 1074: {
1.67 ! cvs 1075: *p++ = TEXT('\0');
1.28 cvs 1076: parts->fragment = p;
1.25 cvs 1077: }
1078:
1.28 cvs 1079: for (p=name; *p; p++)
1080: {
1.67 ! cvs 1081: if (*p == URL_SEP || *p == DIR_SEP || *p == TEXT('#') || *p == TEXT('?'))
1.28 cvs 1082: break;
1.67 ! cvs 1083: if (*p == TEXT(':'))
1.28 cvs 1084: {
1085: *p = 0;
1086: parts->access = after_access; /* Scheme has been specified */
1087:
1088: /* The combination of gcc, the "-O" flag and the HP platform is
1089: unhealthy. The following three lines is a quick & dirty fix, but is
1090: not recommended. Rather, turn off "-O". */
1091:
1092: /* after_access = p;*/
1093: /* while (*after_access == 0)*/
1094: /* after_access++;*/
1095: after_access = p+1;
1.67 ! cvs 1096: if (!ustrcasecmp(TEXT("URL"), parts->access))
1.28 cvs 1097: /* Ignore IETF's URL: pre-prefix */
1098: parts->access = NULL;
1099: else
1.25 cvs 1100: break;
1101: }
1102: }
1103:
1104: p = after_access;
1.43 cvs 1105: if (*p == URL_SEP || *p == DIR_SEP)
1.28 cvs 1106: {
1.43 cvs 1107: if (p[1] == URL_SEP)
1.28 cvs 1108: {
1.25 cvs 1109: parts->host = p+2; /* host has been specified */
1.28 cvs 1110: *p = 0; /* Terminate access */
1111: /* look for end of host name if any */
1.67 ! cvs 1112: p = ustrchr (parts->host, URL_SEP);
1.28 cvs 1113: if (p)
1114: {
1.43 cvs 1115: *p = EOS; /* Terminate host */
1.25 cvs 1116: parts->absolute = p+1; /* Root has been found */
1.28 cvs 1117: }
1118: }
1119: else
1120: /* Root found but no host */
1121: parts->absolute = p+1;
1122: }
1123: else
1124: {
1.25 cvs 1125: parts->relative = (*after_access) ? after_access : 0; /* zero for "" */
1.28 cvs 1126: }
1.25 cvs 1127: }
1128:
1129:
1130: /*----------------------------------------------------------------------
1.28 cvs 1131: AmayaParseUrl: parse a Name relative to another name
1132:
1133: This returns those parts of a name which are given (and requested)
1134: substituting bits from the related name where necessary.
1.25 cvs 1135:
1.28 cvs 1136: On entry,
1.25 cvs 1137: aName A filename given
1138: relatedName A name relative to which aName is to be parsed. Give
1139: it an empty string if aName is absolute.
1140: wanted A mask for the bits which are wanted.
1141:
1.28 cvs 1142: On exit,
1.25 cvs 1143: returns A pointer to a malloc'd string which MUST BE FREED
1144: ----------------------------------------------------------------------*/
1145: #ifdef __STDC__
1.67 ! cvs 1146: STRING AmayaParseUrl (const STRING aName, STRING relatedName, int wanted)
1.25 cvs 1147: #else /* __STDC__ */
1.67 ! cvs 1148: STRING AmayaParseUrl (aName, relatedName, wanted)
! 1149: const STRING aName;
! 1150: STRING relatedName;
1.28 cvs 1151: int wanted;
1.25 cvs 1152:
1153: #endif /* __STDC__ */
1154: {
1.67 ! cvs 1155: STRING return_value;
! 1156: CHAR_T result[MAX_LENGTH];
! 1157: CHAR_T name[MAX_LENGTH];
! 1158: CHAR_T rel[MAX_LENGTH];
! 1159: STRING p, access;
1.29 cvs 1160: HTURI given, related;
1161: int len;
1.67 ! cvs 1162: CHAR_T used_sep;
! 1163: STRING used_str;
1.32 cvs 1164:
1.67 ! cvs 1165: if (ustrchr (aName, DIR_SEP) || ustrchr (relatedName, DIR_SEP))
1.33 cvs 1166: {
1.42 cvs 1167: used_str = DIR_STR;
1168: used_sep = DIR_SEP;
1.33 cvs 1169: }
1.32 cvs 1170: else
1.33 cvs 1171: {
1.42 cvs 1172: used_str = URL_STR;
1173: used_sep = URL_SEP;
1.33 cvs 1174: }
1.32 cvs 1175:
1.29 cvs 1176: /* Make working copies of input strings to cut up: */
1177: return_value = NULL;
1178: result[0] = 0; /* Clear string */
1.67 ! cvs 1179: ustrcpy (name, aName);
1.29 cvs 1180: if (relatedName != NULL)
1.67 ! cvs 1181: ustrcpy (rel, relatedName);
1.29 cvs 1182: else
1183: relatedName[0] = EOS;
1184:
1185: scan (name, &given);
1186: scan (rel, &related);
1187: access = given.access ? given.access : related.access;
1188: if (wanted & AMAYA_PARSE_ACCESS)
1189: if (access)
1190: {
1.67 ! cvs 1191: ustrcat (result, access);
1.29 cvs 1192: if(wanted & AMAYA_PARSE_PUNCTUATION)
1.67 ! cvs 1193: ustrcat (result, TEXT(":"));
1.29 cvs 1194: }
1195:
1196: if (given.access && related.access)
1197: /* If different, inherit nothing. */
1.67 ! cvs 1198: if (ustrcmp (given.access, related.access) != 0)
1.29 cvs 1199: {
1200: related.host = 0;
1201: related.absolute = 0;
1202: related.relative = 0;
1203: related.fragment = 0;
1204: }
1205:
1206: if (wanted & AMAYA_PARSE_HOST)
1207: if(given.host || related.host)
1208: {
1209: if(wanted & AMAYA_PARSE_PUNCTUATION)
1.67 ! cvs 1210: ustrcat (result, TEXT("//"));
! 1211: ustrcat (result, given.host ? given.host : related.host);
1.29 cvs 1212: }
1213:
1214: if (given.host && related.host)
1215: /* If different hosts, inherit no path. */
1.67 ! cvs 1216: if (ustrcmp (given.host, related.host) != 0)
1.29 cvs 1217: {
1218: related.absolute = 0;
1219: related.relative = 0;
1220: related.fragment = 0;
1221: }
1222:
1223: if (wanted & AMAYA_PARSE_PATH)
1224: {
1225: if (given.absolute)
1226: {
1227: /* All is given */
1228: if (wanted & AMAYA_PARSE_PUNCTUATION)
1.67 ! cvs 1229: ustrcat (result, used_str);
! 1230: ustrcat (result, given.absolute);
1.25 cvs 1231: }
1.29 cvs 1232: else if (related.absolute)
1233: {
1234: /* Adopt path not name */
1.67 ! cvs 1235: ustrcat (result, used_str);
! 1236: ustrcat (result, related.absolute);
1.29 cvs 1237: if (given.relative)
1238: {
1239: /* Search part? */
1.67 ! cvs 1240: p = ustrchr (result, TEXT('?'));
1.29 cvs 1241: if (!p)
1.67 ! cvs 1242: p=result+ustrlen(result)-1;
1.33 cvs 1243: for (; *p!=used_sep; p--); /* last / */
1.29 cvs 1244: /* Remove filename */
1245: p[1]=0;
1246: /* Add given one */
1.67 ! cvs 1247: ustrcat (result, given.relative);
1.25 cvs 1248: }
1249: }
1.29 cvs 1250: else if (given.relative)
1251: /* what we've got */
1.67 ! cvs 1252: ustrcat (result, given.relative);
1.29 cvs 1253: else if (related.relative)
1.67 ! cvs 1254: ustrcat (result, related.relative);
1.29 cvs 1255: else
1256: /* No inheritance */
1.67 ! cvs 1257: ustrcat (result, used_str);
1.25 cvs 1258: }
1.29 cvs 1259:
1260: if (wanted & AMAYA_PARSE_ANCHOR)
1261: if (given.fragment || related.fragment)
1262: {
1263: if (given.absolute && given.fragment)
1264: {
1265: /*Fixes for relURLs...*/
1266: if (wanted & AMAYA_PARSE_PUNCTUATION)
1.67 ! cvs 1267: ustrcat (result, TEXT("#"));
! 1268: ustrcat (result, given.fragment);
1.29 cvs 1269: }
1270: else if (!(given.absolute) && !(given.fragment))
1.67 ! cvs 1271: ustrcat (result, _EMPTYSTR_);
1.29 cvs 1272: else
1273: {
1274: if (wanted & AMAYA_PARSE_PUNCTUATION)
1.67 ! cvs 1275: ustrcat (result, TEXT("#"));
! 1276: ustrcat (result, given.fragment ? given.fragment : related.fragment);
1.29 cvs 1277: }
1278: }
1.67 ! cvs 1279: len = ustrlen (result);
! 1280: if ((return_value = TtaAllocString (len + 1)) != NULL)
! 1281: ustrcpy (return_value, result);
1.29 cvs 1282: return (return_value); /* exactly the right length */
1.25 cvs 1283: }
1284:
1285: /*----------------------------------------------------------------------
1286: HTCanon
1287: Canonicalizes the URL in the following manner starting from the host
1288: pointer:
1289:
1290: 1) The host name is converted to lowercase
1291: 2) Chop off port if `:80' (http), `:70' (gopher), or `:21' (ftp)
1292:
1293: Return: OK The position of the current path part of the URL
1294: which might be the old one or a new one.
1295:
1296: ----------------------------------------------------------------------*/
1297: #ifdef __STDC__
1.67 ! cvs 1298: static STRING HTCanon (STRING* filename, STRING host)
1.25 cvs 1299: #else /* __STDC__ */
1.67 ! cvs 1300: static STRING HTCanon (filename, host)
! 1301: STRING *filename;
! 1302: STRING host;
1.25 cvs 1303: #endif /* __STDC__ */
1304: {
1.67 ! cvs 1305: STRING newname = NULL;
! 1306: STRING port;
! 1307: STRING strptr;
! 1308: STRING path;
! 1309: STRING access = host-3;
! 1310: CHAR_T used_sep;
1.32 cvs 1311:
1312:
1.67 ! cvs 1313: if (*filename && ustrchr (*filename, URL_SEP))
1.33 cvs 1314: {
1315: used_sep = URL_SEP;
1316: }
1317: else
1318: {
1319: used_sep = DIR_SEP;
1320: }
1.32 cvs 1321:
1.33 cvs 1322: while (access>*filename && *(access-1)!= used_sep) /* Find access method */
1.25 cvs 1323: access--;
1.67 ! cvs 1324: if ((path = ustrchr(host, used_sep)) == NULL) /* Find path */
! 1325: path = host + ustrlen(host);
! 1326: if ((strptr = ustrchr(host, TEXT('@'))) != NULL && strptr<path) /* UserId */
1.25 cvs 1327: host = strptr;
1.67 ! cvs 1328: if ((port = ustrchr(host, TEXT(':'))) != NULL && port>path) /* Port number */
1.25 cvs 1329: port = NULL;
1330:
1331: strptr = host; /* Convert to lower-case */
1.33 cvs 1332: while (strptr<path)
1333: {
1.25 cvs 1334: *strptr = tolower(*strptr);
1335: strptr++;
1.33 cvs 1336: }
1.25 cvs 1337:
1338: /* Does the URL contain a full domain name? This also works for a
1339: numerical host name. The domain name is already made lower-case
1340: and without a trailing dot. */
1341: {
1.67 ! cvs 1342: STRING dot = port ? port : path;
! 1343: if (dot > *filename && *--dot == TEXT('.'))
1.33 cvs 1344: {
1.67 ! cvs 1345: STRING orig=dot, dest=dot+1;
1.33 cvs 1346: while((*orig++ = *dest++));
1347: if (port) port--;
1348: path--;
1.25 cvs 1349: }
1350: }
1351: /* Chop off port if `:', `:80' (http), `:70' (gopher), or `:21' (ftp) */
1.33 cvs 1352: if (port)
1353: {
1354: if (!*(port+1) || *(port+1)==used_sep)
1355: {
1356: if (!newname)
1357: {
1.67 ! cvs 1358: STRING orig=port, dest=port+1;
1.25 cvs 1359: while((*orig++ = *dest++));
1.33 cvs 1360: }
1361: }
1.67 ! cvs 1362: else if ((!ustrncmp(access, TEXT("http"), 4) &&
! 1363: (*(port+1) == TEXT('8') && *(port+2) == TEXT('0') && (*(port+3) == used_sep || !*(port + 3)))) ||
! 1364: (!ustrncmp (access, TEXT("gopher"), 6) &&
! 1365: (*(port+1) == TEXT('7') && *(port+2) == TEXT('0') && (*(port+3) == used_sep || !*(port+3)))) ||
! 1366: (!ustrncmp(access, TEXT("ftp"), 3) &&
! 1367: (*(port+1) == TEXT('2') && *(port + 2) == TEXT('1') && (*(port+3) == used_sep || !*(port+3))))) {
1.33 cvs 1368: if (!newname)
1369: {
1.67 ! cvs 1370: STRING orig=port, dest=port+3;
1.33 cvs 1371: while((*orig++ = *dest++));
1372: /* Update path position, Henry Minsky */
1373: path -= 3;
1.25 cvs 1374: }
1.33 cvs 1375: }
1376: else if (newname)
1.67 ! cvs 1377: ustrncat(newname, port, (int) (path-port));
1.33 cvs 1378: }
1.25 cvs 1379:
1.33 cvs 1380: if (newname)
1381: {
1.67 ! cvs 1382: STRING newpath = newname + ustrlen (newname);
! 1383: ustrcat(newname, path);
1.25 cvs 1384: path = newpath;
1.28 cvs 1385: /* Free old copy */
1386: TtaFreeMemory(*filename);
1.25 cvs 1387: *filename = newname;
1.33 cvs 1388: }
1.25 cvs 1389: return path;
1390: }
1391:
1392:
1393: /*----------------------------------------------------------------------
1.29 cvs 1394: SimplifyUrl: simplify a URI
1.32 cvs 1395: A URI is allowed to contain the sequence xxx/../ which may be
1396: replaced by "" , and the sequence "/./" which may be replaced by DIR_STR.
1.28 cvs 1397: Simplification helps us recognize duplicate URIs.
1.25 cvs 1398:
1.28 cvs 1399: Thus, /etc/junk/../fred becomes /etc/fred
1400: /etc/junk/./fred becomes /etc/junk/fred
1.25 cvs 1401:
1.28 cvs 1402: but we should NOT change
1403: http://fred.xxx.edu/../..
1.25 cvs 1404:
1405: or ../../albert.html
1406:
1.28 cvs 1407: In order to avoid empty URLs the following URLs become:
1.25 cvs 1408:
1409: /fred/.. becomes /fred/..
1410: /fred/././.. becomes /fred/..
1411: /fred/.././junk/.././ becomes /fred/..
1412:
1.28 cvs 1413: If more than one set of `://' is found (several proxies in cascade) then
1414: only the part after the last `://' is simplified.
1.25 cvs 1415:
1.28 cvs 1416: Returns: A string which might be the old one or a new one.
1.25 cvs 1417: ----------------------------------------------------------------------*/
1418: #ifdef __STDC__
1.67 ! cvs 1419: void SimplifyUrl (STRING* url)
1.25 cvs 1420: #else /* __STDC__ */
1.29 cvs 1421: void SimplifyUrl (url)
1.67 ! cvs 1422: STRING *url;
1.25 cvs 1423: #endif /* __STDC__ */
1424: {
1.67 ! cvs 1425: STRING path, p;
! 1426: STRING newptr, access;
! 1427: STRING orig, dest, end;
1.28 cvs 1428:
1.67 ! cvs 1429: CHAR_T used_sep;
1.32 cvs 1430:
1431:
1.28 cvs 1432: if (!url || !*url)
1433: return;
1434:
1.67 ! cvs 1435: if (ustrchr (*url, URL_SEP))
1.33 cvs 1436: {
1437: used_sep = URL_SEP;
1438: }
1.32 cvs 1439: else
1.33 cvs 1440: {
1441: used_sep = DIR_SEP;
1442: }
1.32 cvs 1443:
1.28 cvs 1444: /* Find any scheme name */
1.67 ! cvs 1445: if ((path = ustrstr(*url, TEXT("://"))) != NULL)
1.33 cvs 1446: {
1447: /* Find host name */
1.28 cvs 1448: access = *url;
1449: while (access<path && (*access=tolower(*access)))
1450: access++;
1451: path += 3;
1.67 ! cvs 1452: while ((newptr = ustrstr(path, TEXT("://"))) != NULL)
1.28 cvs 1453: /* For proxies */
1454: path = newptr+3;
1455: /* We have a host name */
1456: path = HTCanon(url, path);
1.25 cvs 1457: }
1.67 ! cvs 1458: else if ((path = ustrstr(*url, TEXT(":/"))) != NULL)
1.28 cvs 1459: path += 2;
1460: else
1461: path = *url;
1.25 cvs 1462:
1.33 cvs 1463: if (*path == used_sep && *(path+1)==used_sep)
1.28 cvs 1464: /* Some URLs start //<foo> */
1465: path += 1;
1.67 ! cvs 1466: else if (!ustrncmp(path, TEXT("news:"), 5))
1.28 cvs 1467: {
1.67 ! cvs 1468: newptr = ustrchr(path+5, TEXT('@'));
1.28 cvs 1469: if (!newptr)
1470: newptr = path + 5;
1471: while (*newptr)
1472: {
1473: /* Make group or host lower case */
1474: *newptr = tolower (*newptr);
1475: newptr++;
1.25 cvs 1476: }
1.28 cvs 1477: /* Doesn't need to do any more */
1478: return;
1.25 cvs 1479: }
1.28 cvs 1480:
1481: if ((p = path))
1482: {
1.67 ! cvs 1483: if (!((end = ustrchr (path, TEXT(';'))) || (end = ustrchr (path, TEXT('?'))) ||
! 1484: (end = ustrchr (path, TEXT('#')))))
! 1485: end = path + ustrlen (path);
1.28 cvs 1486:
1487: /* Parse string second time to simplify */
1488: p = path;
1489: while (p < end)
1490: {
1.33 cvs 1491: if (*p==used_sep)
1.28 cvs 1492: {
1.67 ! cvs 1493: if (p > *url && *(p+1) == TEXT('.') && (*(p+2) == used_sep || !*(p+2)))
1.28 cvs 1494: {
1495: orig = p + 1;
1.33 cvs 1496: dest = (*(p+2)!=used_sep) ? p+2 : p+3;
1.52 cvs 1497: while ((*orig++ = *dest++)); /* Remove a used_sep and a dot*/
1.28 cvs 1498: end = orig - 1;
1499: }
1.67 ! cvs 1500: else if (*(p+1) == TEXT('.') && *(p+2) == TEXT('.') && (*(p+3) == used_sep || !*(p+3)))
1.28 cvs 1501: {
1502: newptr = p;
1.52 cvs 1503: while (newptr>path && *--newptr!=used_sep); /* prev used_sep */
1504: if (*newptr == used_sep)
1505: orig = newptr + 1;
1.28 cvs 1506: else
1.52 cvs 1507: orig = newptr;
1508:
1509: dest = (*(p+3) != used_sep) ? p+3 : p+4;
1510: while ((*orig++ = *dest++)); /* Remove /xxx/.. */
1511: end = orig-1;
1512: /* Start again with prev slash */
1513: p = newptr;
1.28 cvs 1514: }
1.33 cvs 1515: else if (*(p+1) == used_sep)
1.28 cvs 1516: {
1.33 cvs 1517: while (*(p+1) == used_sep)
1.28 cvs 1518: {
1519: orig = p;
1520: dest = p + 1;
1521: while ((*orig++ = *dest++)); /* Remove multiple /'s */
1522: end = orig-1;
1523: }
1524: }
1525: else
1.25 cvs 1526: p++;
1.28 cvs 1527: }
1528: else
1529: p++;
1.25 cvs 1530: }
1531: }
1.51 cvs 1532:
1533: /*
1534: ** Check for host/../.. kind of things
1535: */
1.67 ! cvs 1536: if (*path == used_sep && *(path+1) == TEXT('.') && *(path+2) == TEXT('.') && (!*(path+3) || *(path+3) == used_sep))
1.51 cvs 1537: *(path+1) = EOS;
1538:
1.28 cvs 1539: return;
1540: }
1541:
1542:
1543: /*----------------------------------------------------------------------
1544: NormalizeFile normalizes local names.
1545: Return TRUE if target and src differ.
1546: ----------------------------------------------------------------------*/
1547: #ifdef __STDC__
1.67 ! cvs 1548: ThotBool NormalizeFile (STRING src, STRING target)
1.28 cvs 1549: #else
1.67 ! cvs 1550: ThotBool NormalizeFile (src, target)
! 1551: STRING src;
! 1552: STRING target;
1.28 cvs 1553:
1554: #endif
1555: {
1.67 ! cvs 1556: STRING s;
1.66 cvs 1557: ThotBool change;
1.28 cvs 1558:
1.54 cvs 1559: change = FALSE;
1.67 ! cvs 1560: if (ustrncmp (src, TEXT("file:"), 5) == 0)
1.28 cvs 1561: {
1562: /* remove the prefix file: */
1563: if (src[5] == EOS)
1.67 ! cvs 1564: ustrcpy (target, DIR_STR);
! 1565: else if (src[0] == TEXT('~'))
1.28 cvs 1566: {
1567: /* replace ~ */
1.67 ! cvs 1568: s = TtaGetEnvString (TEXT("HOME"));
! 1569: ustrcpy (target, s);
! 1570: ustrcat (target, &src[5]);
1.28 cvs 1571: }
1572: else
1.67 ! cvs 1573: ustrcpy (target, &src[5]);
1.54 cvs 1574: change = TRUE;
1.28 cvs 1575: }
1.53 cvs 1576: # ifndef _WINDOWS
1.67 ! cvs 1577: else if (src[0] == TEXT('~'))
1.53 cvs 1578: {
1579: /* replace ~ */
1580: s = (char *) TtaGetEnvString ("HOME");
1581: strcpy (target, s);
1582: if (src[1] != DIR_SEP)
1583: strcat (target, DIR_STR);
1584: strcat (target, &src[1]);
1.54 cvs 1585: change = TRUE;
1.53 cvs 1586: }
1587: # endif /* _WINDOWS */
1.28 cvs 1588: else
1.67 ! cvs 1589: ustrcpy (target, src);
1.28 cvs 1590:
1591: /* remove /../ and /./ */
1.29 cvs 1592: SimplifyUrl (&target);
1.54 cvs 1593: if (!change)
1.67 ! cvs 1594: change = ustrcmp (src, target);
1.28 cvs 1595: return (change);
1.25 cvs 1596: }
1597:
1.28 cvs 1598:
1.25 cvs 1599: /*----------------------------------------------------------------------
1.31 cvs 1600: MakeRelativeURL: make relative name
1.25 cvs 1601:
1.28 cvs 1602: This function creates and returns a string which gives an expression of
1603: one address as related to another. Where there is no relation, an absolute
1604: address is retured.
1.25 cvs 1605:
1.28 cvs 1606: On entry,
1.25 cvs 1607: Both names must be absolute, fully qualified names of nodes
1608: (no fragment bits)
1609:
1.28 cvs 1610: On exit,
1.25 cvs 1611: The return result points to a newly allocated name which, if
1612: parsed by AmayaParseUrl relative to relatedName, will yield aName.
1613: The caller is responsible for freeing the resulting name later.
1614: ----------------------------------------------------------------------*/
1615: #ifdef __STDC__
1.67 ! cvs 1616: STRING MakeRelativeURL (STRING aName, STRING relatedName)
1.25 cvs 1617: #else /* __STDC__ */
1.67 ! cvs 1618: STRING MakeRelativeURL (aName, relatedName)
! 1619: STRING aName;
! 1620: STRING relatedName;
1.25 cvs 1621: #endif /* __STDC__ */
1622: {
1.67 ! cvs 1623: STRING return_value;
! 1624: CHAR_T result[MAX_LENGTH];
! 1625: STRING p;
! 1626: STRING q;
! 1627: STRING after_access;
! 1628: STRING last_slash = NULL;
1.29 cvs 1629: int slashes, levels, len;
1630:
1.44 cvs 1631: # ifdef _WINDOWS
1632: int ndx;
1633: # endif /* _WINDOWS */
1634:
1.29 cvs 1635: if (aName == NULL || relatedName == NULL)
1636: return (NULL);
1637:
1638: slashes = 0;
1639: after_access = NULL;
1640: p = aName;
1641: q = relatedName;
1642: for (; *p && (*p == *q); p++, q++)
1.27 cvs 1643: {
1644: /* Find extent of match */
1.67 ! cvs 1645: if (*p == TEXT(':'))
1.29 cvs 1646: after_access = p + 1;
1.28 cvs 1647: if (*p == DIR_SEP)
1.27 cvs 1648: {
1.29 cvs 1649: /* memorize the last slash position and count them */
1.27 cvs 1650: last_slash = p;
1651: slashes++;
1.25 cvs 1652: }
1653: }
1654:
1.31 cvs 1655: /* q, p point to the first non-matching character or zero */
1656: if (*q == EOS)
1657: {
1658: /* New name is a subset of the related name */
1659: /* exactly the right length */
1.67 ! cvs 1660: len = ustrlen (p);
! 1661: if ((return_value = TtaAllocString (len + 1)) != NULL)
! 1662: ustrcpy (return_value, p);
1.31 cvs 1663: }
1664: else if ((slashes < 2 && after_access == NULL)
1665: || (slashes < 3 && after_access != NULL))
1666: {
1667: /* Two names whitout common path */
1668: /* exactly the right length */
1.67 ! cvs 1669: len = ustrlen (aName);
! 1670: if ((return_value = TtaAllocString (len + 1)) != NULL)
! 1671: ustrcpy (return_value, aName);
1.31 cvs 1672: }
1673: else
1674: {
1675: /* Some path in common */
1.67 ! cvs 1676: if (slashes == 3 && ustrncmp (aName, TEXT("http:"), 5) == 0)
1.31 cvs 1677: /* just the same server */
1.67 ! cvs 1678: ustrcpy (result, last_slash);
1.31 cvs 1679: else
1680: {
1681: levels= 0;
1.67 ! cvs 1682: for (; *q && *q != TEXT('#') && *q != TEXT(';') && *q != TEXT('?'); q++)
1.31 cvs 1683: if (*q == DIR_SEP)
1684: levels++;
1685:
1.52 cvs 1686: result[0] = EOS;
1.31 cvs 1687: for (;levels; levels--)
1.67 ! cvs 1688: ustrcat (result, TEXT("../"));
! 1689: ustrcat (result, last_slash+1);
1.31 cvs 1690: }
1.52 cvs 1691:
1692: if (!*result)
1.67 ! cvs 1693: ustrcat (result, TEXT("./"));
1.52 cvs 1694:
1.31 cvs 1695: /* exactly the right length */
1.67 ! cvs 1696: len = ustrlen (result);
! 1697: if ((return_value = TtaAllocString (len + 1)) != NULL)
! 1698: ustrcpy (return_value, result);
1.52 cvs 1699:
1.25 cvs 1700: }
1.44 cvs 1701: # ifdef _WINDOWS
1.67 ! cvs 1702: len = ustrlen (return_value);
1.44 cvs 1703: for (ndx = 0; ndx < len; ndx ++)
1.67 ! cvs 1704: if (return_value[ndx] == TEXT('\\'))
! 1705: return_value[ndx] = TEXT('/') ;
1.44 cvs 1706: # endif /* _WINDOWS */
1.29 cvs 1707: return (return_value);
1.24 cvs 1708: }
1.35 cvs 1709:
1710:
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