lynx-dev dev20: patch #3 (tiny)

[Leonid Pauzner]

* Add ETag anchor element (currently not used, only for information) - LP



diff -u old/htmime.c ./htmime.c
--- old/htmime.c        Thu Mar  4 02:39:46 1999
+++ ./htmime.c  Sat Mar 27 22:20:14 1999
@@ -1469,9 +1469,18 @@
                StrAllocCopy(me->anchor->date, me->value);
                break;
            case miETAG:
-               HTMIME_TrimDoubleQuotes(me->value);
-               CTRACE(tfp, "HTMIME: PICKED UP ETag: '%s'\n",
+               /*  Do not trim double quotes:
+                *  an entity tag consists of an opaque quoted string,
+                *  possibly prefixed by a weakness indicator.
+                */
+               CTRACE(tfp, "HTMIME: PICKED UP ETag: %s\n",
                            me->value);
+               if (!(me->value && *me->value))
+                   break;
+               /*
+               **  Indicate in anchor. - FM
+               */
+               StrAllocCopy(me->anchor->ETag, me->value);
                break;
            case miEXPIRES:
                HTMIME_TrimDoubleQuotes(me->value);
@@ -1774,6 +1783,7 @@
     FREE(me->anchor->date);
     FREE(me->anchor->expires);
     FREE(me->anchor->last_modified);
+    FREE(me->anchor->ETag);
     FREE(me->anchor->server);
     me->target =       NULL;
     me->state  =       miBEGINNING_OF_LINE;

diff -u old/htanchor.c ./htanchor.c
--- old/htanchor.c      Thu Mar 18 11:04:20 1999
+++ ./htanchor.c        Sat Mar 27 22:20:12 1999
@@ -91,6 +91,7 @@
     newAnchor->date = NULL;            /* Date. - FM */
     newAnchor->expires = NULL;         /* Expires. - FM */
     newAnchor->last_modified = NULL;   /* Last-Modified. - FM */
+    newAnchor->ETag = NULL;            /* ETag (HTTP/1.1 cache validator) */
     newAnchor->server = NULL;          /* Server. - FM */
     return(newAnchor);
 }
@@ -706,6 +707,7 @@
     FREE(me->date);
     FREE(me->expires);
     FREE(me->last_modified);
+    FREE(me->ETag);
     FREE(me->server);
 #ifdef USE_HASH
     FREE(me->style);
diff -u old/htanchor.h ./htanchor.h
--- old/htanchor.h      Thu Mar 18 11:04:20 1999
+++ ./htanchor.h        Sat Mar 27 22:20:14 1999
@@ -94,6 +94,7 @@
   char *       date;                   /* Date */
   char *       expires;                /* Expires */
   char *       last_modified;          /* Last-Modified */
+  char *       ETag;                   /* ETag (HTTP1.1 cache validator) */
   char *       server;                 /* Server */
   UCAnchorInfo *UCStages;              /* chartrans stages */
   HTList *     imaps;                  /* client side image maps */