w3m-img merge (w3m-0.2.4+cvs-1.278-img-2.2.patch.gz)

* NEWS: w3m-img merge
* .cvsignore: add w3mimgdisplay, w3mimgsize
* XMakefile: add image.c to SRCS
	     add image.o to OBJS
             add IMGDISPLAY, IMGSIZE
* config.h.dist: USE_IMAGE, IMGSIZE, IMGDISPLAY
* configure: add find_imlib
		ask use_image
	(config.h) add $imgtarget to EXT_TARGETS
		   $def_use_image
		   IMGSIZE, IMGDISPLAY
* fm.h (MAX_IMAGE): added
* fm.h (DEFAULT_PIXEL_PER_CHAR): fix for USE_IMAGE
* fm.h (DEFAULT_PIXEL_PER_LINE): added
* fm.h (B_REDRAW_IMAGE): added
* fm.h (IMG_FLAG_SKIP): added
* fm.h (IMG_FLAG_AUTO): added
* fm.h (IMG_FLAG_START): added
* fm.h (IMG_FLAG_STOP): added
* fm.h (IMG_FLAG_NEXT): added
* fm.h (IMG_FLAG_UNLOADED): added
* fm.h (IMG_FLAG_LOADED): added
* fm.h (IMG_FLAG_ERROR): added
* fm.h (MapArea): added
* fm.h (MapList): s/urls/alts/, add area
* fm.h (ImageCache): added
* fm.h (Image): added
* fm.h (Anchor): add image
* fm.h (Buffer): add imarklist, image_flag, need_reshape
* fm.h (RG_FRAME_SRC): added
* fm.h (ALIGN_MIDDLE): added
* fm.h (ALIGN_TOP): added
* fm.h (ALIGN_BOTTOM): added
* fm.h (QuietMessage): added
* fm.h (Imgdisplay): added
* fm.h (Imgsize): added
* fm.h (activeImage): added
* fm.h (displayImage): added
* fm.h (autoImage): added
* fm.h (useExtImageViewer): added
* fm.h (image_source): added
* fm.h (view_unseenobject): change default if USE_IMAGE
* fm.h (set_pixel_per_char): added
* fm.h (pixel_per_line): added
* fm.h (set_pixel_per_line): added
* fm.h (image_scale): added
* proto.h (dispI): added
* proto.h (stopI): added
* proto.h (deleteImage): added
* proto.h (getAllImage): added
* proto.h (loadImage): added
* proto.h (getImage): added
* proto.h (getImageSize): added
* proto.h (process_img): add width arg
* proto.h (loadImageBuffer): added
* proto.h (follow_map_menu): add a_img arg
* proto.h (getMapXY): added
* proto.h (newMapArea): added
* proto.h (touch_cursor): added
* proto.h (cURLcode): added
* proto.h (initImage): added
* proto.h (termImage): added
* proto.h (addImage): added
* proto.h (drawImage): added
* proto.h (clearImage): added
* anchor.c (addMultirowsImg): added
* buffer.c (discardBuffer): deleteImage if USE_IMAGE
* buffer.c (reshapeBuffer): buf->need_reshape check
* display.c (fmTerm): if activeImage, stop load image
* display.c (fmInit): if displayImage, initImage
* display.c (image_touch): added
* display.c (draw_image_flag): added
* display.c (redrawLineImage): added
* display.c (displayBuffer): buf->need_reshape = TRUE
			mode == B_REDRAW_IMAGE
			image flag checks
			force redraw image in mode == B_REDRAW_IMAGE
			displayBuffer if need reshape
			drawImage
* display.c (redrawNLine): redrawLineImage
* display.c (redrawLineImage): added
* display.c (disp_message_nsec): return immediately if QuietMessage
* etc.c (reset_signals): ignore SIGUSR1
* file.c (frame_source): added
* file.c (_MoveFile): added
* file.c (cur_baseURL): added
* file.c (cur_document_code): added
* file.c (cur_iseq): added
* file.c (loadGeneralFile): fix fmInitialized and prevtrap checks
			save cur_baseURL
			image_source load
			loadImageBuffer for "image/*"
			frame_source flag
			fix b->type when proc is loadImageBuffer
* file.c (process_img): add width arg
		parse height and width attr, align
		fix for inline-image
* file.c (process_input): fix for form <input type="image">
* file.c (HTMLtagproc1): pass h_env->limit to process_img()
		fix <img_alt> for inline-image
		save cur_baseURL
* file.c (HTMLlineproc2body): fix <img_alt> for inline-image
* file.c (loadHTMLstream): fix for inline-image
		fix fmInitialized and prevtrap checks
		save cur_document_code
		save image_flag
* file.c (loadGopherDir): save cur_document_code
		fix fmInitialized and prevtrap checks
* file.c (loadImageBuffer): added for inline-image
* file.c (save2tmp): fix fmInitialized and prevtrap checks
* frame.c (frame_download_source): set RG_FRAME_SRC flag
		image check
* funcname.tab (DISPLAY_IMAGE): added
* funcname.tab (STOP_IMAGE): added
* html.c (ALST_IMG): add align, ismap
* html.c (ALST_AREA): add shape, coords
* html.c (ALST_IMG_ALT): add width, height, usemap, ismap, hseq,
			xoffset, yoffset, top_margin, bottom_margin
* html.c (AttrMap): add shape, coords, ismap, xoffset, yoffset
* html.h (ATTR_SHAPE): added
* html.h (ATTR_COORDS): added
* html.h (ATTR_ISMAP): added
* html.h (ATTR_XOFFSET): added
* html.h (ATTR_YOFFSET): added
* html.h (ATTR_TOP_MARGIN): added
* html.h (ATTR_BOTTOM_MARGIN): added
* html.h (SHAPE_UNKNOWN): added
* html.h (SHAPE_DEFAULT): added
* html.h (SHAPE_RECT): added
* html.h (SHAPE_CIRCLE): added
* html.h (SHAPE_POLY): added
* image.c: added
* main.c (fversion): add USE_IMAGE
* main.c (fusage): -ppl option
* main.c (MAIN): set_pixel_per_char if ppc specified
		-ppl option
		loadImage
* main.c (pushBuffer): deleteImage
* main.c (quitfm): termImage
* main.c (selBuf): deleteImage
* main.c (followA): fix for inline-image and map area
* main.c (query_from_followform): getMapXY()
* main.c (setOpt): displayBuffer B_REDRAW_IMAGE
* main.c (follow_map): fix calculate x, y
* main.c (dispI): added
* main.c (stopI): added
* map.c: include <math.h>
* map.c (inMapArea): added
* map.c (follow_map_menu): add a_img arg to handle inline-image
* map.c (follow_map_panel): use MapArea
* map.c (getMapXY): added
* map.c (newMapArea): added
* menu.c (smChBuf): deleteImage
* parsetagx.c (toAlign): align top, bottom, middle
* rc.c (P_SCALE): added
* rc.c (CMT_PIXEL_PER_LINE): added
* rc.c (CMT_DISP_IMAGE): added
* rc.c (CMT_AUTO_IMAGE): added
* rc.c (CMT_EXT_IMAGE_VIEWER): added
* rc.c (CMT_IMAGE_SCALE): added
* rc.c (CMT_IMGDISPLAY): added
* rc.c (CMT_IMGSIZE): added
* rc.c (show_param): P_PIXELS
* rc.c (set_param): P_PIXELS
* rc.c (sync_with_option): initImage
* rc.c (to_str): P_PIXELS
* table.c (feed_table_tag): fix <img> for inline-image
* tagtable.tab (image): added
* terms.c (wgetch): retry read when EINTR or EAGAIN
* terms.c (touch_cursor): added
* w3mimgdisplay.c: added
* w3mimgsize.c: added
* doc/README.func (DISPLAY_IMAGE): added
* doc/README.func (STOP_IMAGE): added
* doc/README.img: added
* doc-jp/README.func (DISPLAY_IMAGE): added
* doc-jp/README.func (STOP_IMAGE): added
* doc-jp/README.img: added
* scripts/w3mhelp.cgi.in: show dispI, stopI
* scripts/multipart/multipart.cgi.in: inline image support
From: Fumitoshi UKAI  <ukai@debian.or.jp>

anchor.c

@@ -1,4 +1,4 @@
-/* $Id: anchor.c,v 1.7 2001/12/14 17:10:54 ukai Exp $ */
+/* $Id: anchor.c,v 1.8 2002/01/31 17:54:48 ukai Exp $ */
 #include "fm.h"
 #include "myctype.h"
 #include "regex.h"
@@ -406,6 +406,83 @@ closest_prev_anchor(AnchorList *a, Anchor *an, int x, int y)
     return an;
 }
 
+#ifdef USE_IMAGE
+void
+addMultirowsImg(Buffer *buf, AnchorList *al)
+{
+    int i, j, k, col, ecol, pos;
+    Image *img;
+    Anchor a_img, a_href, a_form, *a;
+    Line *l, *ls;
+
+    if (al == NULL || al->nanchor == 0)
+	return;
+    for (i = 0; i < al->nanchor; i++) {
+	a_img = al->anchors[i];
+	img = a_img.image;
+	if (a_img.hseq < 0 || !img || img->rows <= 1)
+	    continue;
+	for (l = buf->firstLine; l != NULL; l = l->next) {
+	    if (l->linenumber == img->y)
+		break;
+	}
+	if (!l)
+	    continue;
+	if (a_img.y == a_img.start.line)
+	    ls = l;
+	else {
+	    for (ls = l; ls != NULL;
+		 ls = (a_img.y < a_img.start.line) ? ls->next : ls->prev) {
+		if (ls->linenumber == a_img.start.line)
+		    break;
+	    }
+	    if (!ls)
+		continue;
+	}
+	a = retrieveAnchor(buf->href, a_img.start.line, a_img.start.pos);
+	if (a)
+	    a_href = *a;
+	else
+	    a_href.url = NULL;
+	a = retrieveAnchor(buf->formitem, a_img.start.line, a_img.start.pos);
+	if (a)
+	    a_form = *a;
+	else
+	    a_form.url = NULL;
+	col = COLPOS(ls, a_img.start.pos);
+	ecol = COLPOS(ls, a_img.end.pos);
+	for (j = 0; l && j < img->rows; l = l->next, j++) {
+	    if (a_img.start.line == l->linenumber)
+		continue;
+	    pos = columnPos(l, col);
+	    a = registerImg(buf, a_img.url, l->linenumber, pos);
+	    a->hseq = -a_img.hseq;
+	    a->image = img;
+	    a->end.pos = pos + ecol - col;
+	    for (k = pos; k < a->end.pos; k++)
+		l->propBuf[k] |= PE_IMAGE;
+	    if (a_href.url) {
+		a = registerHref(buf, a_href.url, a_href.target,
+				 a_href.referer, l->linenumber, pos);
+		a->hseq = a_href.hseq;
+		a->end.pos = pos + ecol - col;
+		for (k = pos; k < a->end.pos; k++)
+		    l->propBuf[k] |= PE_ANCHOR;
+	    }
+	    if (a_form.url) {
+		FormItemList *fi = (FormItemList *)a_form.url;
+		buf->formitem = putAnchor(buf->formitem, a_form.url,
+					  a_form.target, &a, NULL,
+					  l->linenumber, pos);
+		a->hseq = a_form.hseq;
+		a->end.pos = pos + ecol - col;
+	    }
+	}
+	img->rows = 0;
+    }
+}
+#endif
+
 void
 addMultirowsForm(Buffer *buf, AnchorList *al)
 {