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>

rc.c

@@ -1,4 +1,4 @@
-/* $Id: rc.c,v 1.37 2002/01/25 15:13:55 ukai Exp $ */
+/* $Id: rc.c,v 1.38 2002/01/31 17:54:56 ukai Exp $ */
 /* 
  * Initialization file etc.
  */
@@ -52,11 +52,13 @@ static char *config_file = NULL;
 #endif
 #define P_PIXELS   8
 #define P_NZINT    9
+#define P_SCALE    10
 
 #if LANG == JA
 #define CMT_HELPER	 "外部ビューアの編集"
 #define CMT_TABSTOP      "タブ幅"
 #define CMT_PIXEL_PER_CHAR      "文字幅 (4.0...32.0)"
+#define CMT_PIXEL_PER_LINE      "一行の高さ (4.0...64.0)"
 #define CMT_PAGERLINE    "ページャとして利用した時に保存される行数"
 #define CMT_HISTSIZE     "保持するURL履歴の数"
 #define CMT_SAVEHIST     "URL履歴の保存"
@@ -65,6 +67,14 @@ static char *config_file = NULL;
 #define CMT_ARGV_IS_URL  "scheme のない引数も URL とみなす"
 #define CMT_TSELF        "targetが未指定の場合に_selfを使用する"
 #define CMT_DISPLINK     "リンク先の自動表示"
+#ifdef USE_IMAGE
+#define CMT_DISP_IMAGE   "インライン画像を表示"
+#define CMT_AUTO_IMAGE   "インライン画像を自動で読み込む"
+#define CMT_EXT_IMAGE_VIEWER   "画像を外部ビューワで表示"
+#define CMT_IMAGE_SCALE  "画像のスケール(%)"
+#define CMT_IMGDISPLAY   "画像を表示するためのコマンド"
+#define CMT_IMGSIZE      "画像の大きさを得るためのコマンド"
+#endif
 #define CMT_MULTICOL     "ファイル名のマルチカラム表示"
 #define CMT_ALT_ENTITY   "エンティティを ASCII の代替表現で表す"
 #define CMT_FOLD_TEXTAREA "TEXTAREA の行を折り返して表示"
@@ -181,6 +191,7 @@ static char *config_file = NULL;
 #define CMT_HELPER	 "External Viewer Setup"
 #define CMT_TABSTOP      "Tab width"
 #define CMT_PIXEL_PER_CHAR      "# of pixels per character (4.0...32.0)"
+#define CMT_PIXEL_PER_LINE      "# of pixels per line (4.0...64.0)"
 #define CMT_PAGERLINE    "# of reserved line when w3m is used as a pager"
 #define CMT_HISTSIZE     "# of reserved URL"
 #define CMT_SAVEHIST     "Save URL history"
@@ -189,6 +200,14 @@ static char *config_file = NULL;
 #define CMT_ARGV_IS_URL  "Force argument without scheme to URL"
 #define CMT_TSELF        "Use _self as default target"
 #define CMT_DISPLINK     "Automatic display of link URL"
+#ifdef USE_IMAGE
+#define CMT_DISP_IMAGE   "Display of inline image"
+#define CMT_AUTO_IMAGE   "Automatic loading of inline image"
+#define CMT_EXT_IMAGE_VIEWER   "Use external image viewer"
+#define CMT_IMAGE_SCALE  "Scale of image (%)"
+#define CMT_IMGDISPLAY   "External command to display image"
+#define CMT_IMGSIZE      "External command to get size of image"
+#endif
 #define CMT_MULTICOL     "Multi-column output of file names"
 #define CMT_ALT_ENTITY   "Use alternate expression with ASCII for entity"
 #define CMT_FOLD_TEXTAREA "Fold lines of TEXTAREA"
@@ -413,6 +432,10 @@ struct param_ptr params1[] = {
     {"tabstop", P_NZINT, PI_TEXT, (void *)&Tabstop, CMT_TABSTOP, NULL},
     {"pixel_per_char", P_PIXELS, PI_TEXT, (void *)&pixel_per_char,
      CMT_PIXEL_PER_CHAR, NULL},
+#ifdef USE_IMAGE
+    {"pixel_per_line", P_PIXELS, PI_TEXT, (void *)&pixel_per_line,
+     CMT_PIXEL_PER_LINE, NULL},
+#endif
 #ifdef JP_CHARSET
     {"kanjicode", P_CODE, PI_SEL_C, (void *)&DisplayCode, CMT_KANJICODE,
      kcodestr},
@@ -438,6 +461,18 @@ struct param_ptr params1[] = {
      CMT_IGNORE_NULL_IMG_ALT, NULL},
     {"view_unseenobject", P_INT, PI_ONOFF, (void *)&view_unseenobject,
      CMT_VIEW_UNSEENOBJECTS, NULL},
+#ifdef USE_IMAGE
+    {"display_image", P_INT, PI_ONOFF, (void *)&displayImage, CMT_DISP_IMAGE,
+     NULL},
+    {"auto_image", P_INT, PI_ONOFF, (void *)&autoImage, CMT_AUTO_IMAGE, NULL},
+    {"ext_image_viewer", P_INT, PI_ONOFF, (void *)&useExtImageViewer,
+     CMT_EXT_IMAGE_VIEWER, NULL},
+    {"image_scale", P_SCALE, PI_TEXT, (void *)&image_scale, CMT_IMAGE_SCALE,
+     NULL},
+    {"imgdisplay", P_STRING, PI_TEXT, (void *)&Imgdisplay, CMT_IMGDISPLAY,
+     NULL},
+    {"imgsize", P_STRING, PI_TEXT, (void *)&Imgsize, CMT_IMGSIZE, NULL},
+#endif
     {"show_lnum", P_INT, PI_ONOFF, (void *)&showLineNum, CMT_SHOW_NUM, NULL},
     {"show_srch_str", P_INT, PI_ONOFF, (void *)&show_srch_str,
      CMT_SHOW_SRCH_STR, NULL},
@@ -818,6 +853,9 @@ show_params(FILE * fp)
 	    case P_PIXELS:
 		t = "number";
 		break;
+	    case P_SCALE:
+		t = "percent";
+		break;
 	    }
 #ifdef JP_CHARSET
 	    if (InnerCode != DisplayCode)
@@ -1019,7 +1057,12 @@ set_param(char *name, char *value)
 #endif
     case P_PIXELS:
 	ppc = atof(value);
-	if (ppc >= MINIMUM_PIXEL_PER_CHAR && ppc <= MAXIMUM_PIXEL_PER_CHAR)
+	if (ppc >= MINIMUM_PIXEL_PER_CHAR && ppc <= MAXIMUM_PIXEL_PER_CHAR * 2)
+	    *(double *)p->varptr = ppc;
+	break;
+    case P_SCALE:
+	ppc = atof(value);
+	if (ppc >= 10 && ppc <= 1000)
 	    *(double *)p->varptr = ppc;
 	break;
     }
@@ -1159,6 +1202,10 @@ sync_with_option(void)
 #ifdef USE_MIGEMO
     init_migemo();
 #endif
+#ifdef USE_IMAGE
+    if (fmInitialized && displayImage)
+	initImage();
+#endif
 
     if (AcceptLang == NULL || *AcceptLang == '\0') {
 #if LANG == JA
@@ -1261,6 +1308,7 @@ to_str(struct param_ptr *p)
 #endif
 	return Strnew_charp(*(char **)p->varptr);
     case P_PIXELS:
+    case P_SCALE:
 	return Sprintf("%g", *(double *)p->varptr);
     }
     /* not reached */