reindent from r1879

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@1880 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 316 insertions, 304 deletions

diff --git a/mbbsd/read.c b/mbbsd/read.c
index e92e6b48..72f7c837 100644
--- a/mbbsd/read.c
+++ b/mbbsd/read.c
@@ -232,27 +232,23 @@ static int
 cursor_pos(keeploc_t * locmem, int val, int from_top, int isshow)
 {
     int  top=locmem->top_ln;
-    if (!last_line)
-	{
-          cursor_show(3 , 0);
-          return DONOTHING;
-        }
-    if (val > last_line)
-       {
+    if (!last_line){
+	cursor_show(3 , 0);
+	return DONOTHING;
+    }
+    if (val > last_line){
         bell();
 	val = last_line;
-       }
-    if (val <= 0)
-       {
+    }
+    if (val <= 0){
         bell();
 	val = 1;
-       }
+    }
     if (val >= top && val < top + p_lines) {
-        if(isshow)
-          {
-	   cursor_clear(3 + locmem->crs_ln - top, 0);
-	   cursor_show(3 + val - top, 0);
-          }
+        if(isshow){
+	    cursor_clear(3 + locmem->crs_ln - top, 0);
+	    cursor_show(3 + val - top, 0);
+	}
 	locmem->crs_ln = val;
 	return DONOTHING;
     }
@@ -266,44 +262,41 @@ cursor_pos(keeploc_t * locmem, int val, int from_top, int isshow)
 static int
 thread(keeploc_t * locmem, int stypen)
 {
-    int pos = locmem->crs_ln, jump=200, new_ln;
     fileheader_t fh;
-    char *key = 
-              stypen & RS_AUTHOR ? headers[pos - locmem->top_ln].owner :
-                (subject( stypen & RS_CURRENT ?
-                    currtitle :
-                    headers[pos - locmem->top_ln].title ));
-    int fd=-1,  step = stypen & RS_FORWARD ? 1 : -1;
-
-    for(new_ln = pos+step;
-          new_ln>0 && new_ln<=last_line && --jump>0; new_ln+=step)
-      {
+    int     pos = locmem->crs_ln, jump = 200, new_ln;
+    int     fd = -1, step = stypen & RS_FORWARD ? 1 : -1;
+    char    *key = 
+	(stypen & RS_AUTHOR ? headers[pos - locmem->top_ln].owner :
+	 (subject( stypen & RS_CURRENT ?
+		   currtitle :
+		   headers[pos - locmem->top_ln].title )));
+
+    for(new_ln = pos + step ;
+	new_ln > 0 && new_ln <= last_line && --jump>0;
+	new_ln += step) {
 	get_record_keep(currdirect, &fh, sizeof(fileheader_t), new_ln, &fd);
-        if(stypen & RS_TITLE)
-          {
-            if(stypen & RS_FIRST) 
-                {
-                 if(!strcmp(fh.title, key)) break;
-                }
+        if(stypen & RS_TITLE){
+            if(stypen & RS_FIRST) {
+		if(!strcmp(fh.title, key)) break;
+	    }
             else
-                 if(!strcmp(subject(fh.title), key)) break;
-          }
-        else if(stypen & RS_NEWPOST)
-          {
+		if(!strcmp(subject(fh.title), key)) break;
+	}
+        else if(stypen & RS_NEWPOST){
             if(strncmp(fh.title,"Re:",3)) break;
-          }
-        else  // RS_AUTHOR
-          {
+	}
+        else{  // RS_AUTHOR
             if(!strcmp(subject(fh.owner), key)) break;
-          }
-      }
-    if(fd!=-1) close(fd);
-    if(jump <=0 || new_ln<=0 || new_ln>last_line) new_ln = pos; //didn't find
-    else
-       {
-         strncpy(currtitle, fh.title, TTLEN);
-         strncpy(currtitle, fh.title, TTLEN);
-       }
+	}
+    }
+    if( fd != -1 )
+	close(fd);
+    if( jump <=0 || new_ln<=0 || new_ln > last_line )
+	new_ln = pos; //didn't find
+    else{
+	strncpy(currtitle, fh.title, TTLEN);
+	strncpy(currtitle, fh.title, TTLEN);
+    }
     return new_ln;
 }
 
@@ -346,70 +339,74 @@ select_read(keeploc_t * locmem, int sr_mode)
    int    len, fd, fr, i, count=0, reference = 0;
 
    fileheader_t *fh = &headers[locmem->crs_ln - locmem->top_ln]; 
-   if(sr_mode & RS_AUTHOR)
-           {
-	     if(!getdata_str(b_lines, 0,
-                 currmode & MODE_SELECT ? "增加條件 作者:":"搜尋作者:",
-                  keyword, IDLEN+1, LCECHO, fh->owner))
-                return READ_REDRAW; 
-           }
-   else if(sr_mode  & RS_KEYWORD)
-          {
-             if(!getdata_str(b_lines, 0, 
-                 currmode & MODE_SELECT ? "增加條件 標題:":"搜尋標題:",
-                 keyword, TTLEN, DOECHO, subject(fh->title)))
-                return READ_REDRAW;
-          }
+   if(sr_mode & RS_AUTHOR){
+       if(!getdata_str(b_lines, 0,
+		       currmode & MODE_SELECT ? "增加條件 作者:":"搜尋作者:",
+		       keyword, IDLEN+1, LCECHO, fh->owner))
+	   return READ_REDRAW; 
+   }
+   else if(sr_mode  & RS_KEYWORD){
+       if(!getdata_str(b_lines, 0, 
+		       currmode & MODE_SELECT ? "增加條件 標題:":"搜尋標題:",
+		       keyword, TTLEN, DOECHO, subject(fh->title)))
+	   return READ_REDRAW;
+   }
    else if(sr_mode & RS_TITLE)
-             strcpy(keyword, subject(fh->title));           
+       strcpy(keyword, subject(fh->title));           
 
    p = strstr(currdirect, "SR");
    
    snprintf(genbuf, sizeof(genbuf), "%s.%X.%X",
             p ? p : "SR",
             sr_mode, StringHash(keyword));
-   if(strlen(genbuf)>MAXPATHLEN-50) return  READ_REDRAW; // avoid overflow
+   if( strlen(genbuf) > MAXPATHLEN - 50 )
+       return  READ_REDRAW; // avoid overflow
 
    if (currstat == RMAIL)
-	    sethomefile(newdirect, cuser.userid, genbuf);
+       sethomefile(newdirect, cuser.userid, genbuf);
    else
-	    setbfile(newdirect, currboard, genbuf);
-
-   if(now - dasht(newdirect)  > 600)
-    {
-     if ((fd = open(newdirect, O_CREAT | O_RDWR, 0600))==-1) return READ_REDRAW;
-     if ((fr = open(currdirect, O_RDONLY, 0)) != -1) {
-	while( (len = read(fr, fhs, sizeof(fhs))) > 0 ){
-	    len /= sizeof(fileheader_t);
-	    for( i = 0 ; i < len ; ++i ){
-	        reference++;
-                if(sr_mode & RS_MARK &&
-                        !(fhs[i].filemode & FILE_MARKED)) continue;
-                if(sr_mode & RS_NEWPOST &&
-                        !strncmp(fhs[i].title,  "Re:", 3)) continue;
-                if(sr_mode & RS_AUTHOR &&
-                        !strcasestr(fhs[i].owner, keyword)) continue;
-                if(sr_mode & RS_KEYWORD &&
-                        !strcasestr(fhs[i].title, keyword)) continue;
-                if(sr_mode & RS_TITLE &&          
-                        strcmp(subject(fhs[i].title), keyword))
-                             continue;
-                count ++;
-		fhs[i].money = reference | FHR_REFERENCE;
-		write(fd, &fhs[i], sizeof(fileheader_t));
-	    }
-          } // end while
+       setbfile(newdirect, currboard, genbuf);
+
+   if( !(now - dasht(newdirect) > 600) )
+       count = dashs(newdirect);
+   else {
+       if( (fd = open(newdirect, O_CREAT | O_RDWR, 0600)) == -1 )
+	   return READ_REDRAW;
+       if( (fr = open(currdirect, O_RDONLY, 0)) != -1 ) {
+	   while( (len = read(fr, fhs, sizeof(fhs))) > 0 ){
+	       len /= sizeof(fileheader_t);
+	       for( i = 0 ; i < len ; ++i ){
+		   reference++;
+		   if( sr_mode & RS_MARK &&
+		       !(fhs[i].filemode & FILE_MARKED) )
+		       continue;
+		   if(sr_mode & RS_NEWPOST &&
+		      !strncmp(fhs[i].title,  "Re:", 3))
+		       continue;
+		   if(sr_mode & RS_AUTHOR &&
+		      !strcasestr(fhs[i].owner, keyword))
+		       continue;
+		   if(sr_mode & RS_KEYWORD &&
+		      !strcasestr(fhs[i].title, keyword))
+		       continue;
+		   if(sr_mode & RS_TITLE &&          
+		      strcmp(subject(fhs[i].title), keyword))
+		       continue;
+		   ++count;
+		   fhs[i].money = reference | FHR_REFERENCE;
+		   write(fd, &fhs[i], sizeof(fileheader_t));
+	       }
+	   } // end while
            close(fr);
-        }
-     close(fd);
-    }
-   else
-     count = dashs(newdirect);
+       }
+       close(fd);
+   }
+
    if(count) {
-      strlcpy(currdirect, newdirect, sizeof(currdirect));
-      currmode |= MODE_SELECT;
-      return NEWDIRECT;
-     }
+       strlcpy(currdirect, newdirect, sizeof(currdirect));
+       currmode |= MODE_SELECT;
+       return NEWDIRECT;
+   }
    return READ_REDRAW;
 }
 
@@ -417,187 +414,199 @@ static int
 i_read_key(onekey_t * rcmdlist, keeploc_t * locmem, 
            int bid, int bottom_line)
 {
-    int mode = DONOTHING;
-    int num, new_top=10;
-    char direct[60];
-    static char default_ch=0;
-    int ch, new_ln= locmem->crs_ln, lastmode=0;
+    int     mode = DONOTHING, num, new_top=10;
+    int     ch, new_ln = locmem->crs_ln, lastmode=0;
+    char    direct[60];
+    static  char default_ch = 0;
     
     do {
-       if((mode=cursor_pos(locmem, new_ln, new_top, default_ch?0:1))!=DONOTHING)
-           return mode;
-
-       if(default_ch)
-          {
-           if(new_ln != locmem->crs_ln) 
-                {default_ch=0; return FULLUPDATE;} // move fault
-           ch = default_ch;
-          }
-       else
-           ch = igetch();
-
-       new_top = 10; // default 10 
-       switch (ch) {
-        case '0':
-        case '1':
-	case '2':
-    	case '3':
-    	case '4':
-    	case '5':
-    	case '6':
-    	case '7':
-    	case '8':
-    	case '9':
-                 if((num = search_num(ch, last_line))!=-1)
-                       new_ln = num+1; 
-                  break;
+	if( (mode = cursor_pos(locmem, new_ln, new_top, default_ch ? 0 : 1))
+	    != DONOTHING )
+	    return mode;
+	
+	if( !default_ch )
+	    ch = igetch();
+	else{
+	    if(new_ln != locmem->crs_ln) {// move fault
+		default_ch=0;
+		return FULLUPDATE;
+	    }
+	    ch = default_ch;
+	}
+
+	new_top = 10; // default 10 
+	switch (ch) {
+        case '0':    case '1':    case '2':    case '3':    case '4':
+	case '5':    case '6':    case '7':    case '8':    case '9':
+	    if( (num = search_num(ch, last_line)) != -1 )
+		new_ln = num + 1; 
+	    break;
     	case 'q':
     	case 'e':
     	case KEY_LEFT:
-  	  if(currmode & MODE_SELECT){
-    	         char genbuf[256];
-   		 fileheader_t *fhdr = &headers[locmem->crs_ln - locmem->top_ln];
-   		 board_select();
-    	  	 setbdir(genbuf, currboard);
-    	 	 locmem = getkeep(genbuf, 0, 1);
-   	         locmem->crs_ln = 
-                     getindex(genbuf, fhdr->filename, sizeof(fileheader_t));
-    		 num = locmem->crs_ln - p_lines + 1;
-    		 locmem->top_ln = num < 1 ? 1 : num;
-    	         mode =  NEWDIRECT;
-		}
-               else
-                 mode =  (currmode & MODE_ETC) ? board_etc() :
-                         (currmode & MODE_DIGEST) ? board_digest() : DOQUIT;
-		break;
+	    if(currmode & MODE_SELECT){
+		char genbuf[256];
+		fileheader_t *fhdr = &headers[locmem->crs_ln - locmem->top_ln];
+		board_select();
+		setbdir(genbuf, currboard);
+		locmem = getkeep(genbuf, 0, 1);
+		locmem->crs_ln = 
+		    getindex(genbuf, fhdr->filename, sizeof(fileheader_t));
+		num = locmem->crs_ln - p_lines + 1;
+		locmem->top_ln = num < 1 ? 1 : num;
+		mode =  NEWDIRECT;
+	    }
+	    else
+		mode =  (currmode & MODE_ETC) ? board_etc() :
+		    (currmode & MODE_DIGEST) ? board_digest() : DOQUIT;
+	    break;
         case Ctrl('L'):
-	        redoscr();
-		break;
+	    redoscr();
+	    break;
 
         case Ctrl('H'):
-    		    mode = select_read(locmem, RS_NEWPOST);
+	    mode = select_read(locmem, RS_NEWPOST);
 	    break;
+
         case 'a':
         case 'A':
-	            mode = select_read(locmem, RS_AUTHOR);
-        	    break;
+	    mode = select_read(locmem, RS_AUTHOR);
+	    break;
+
         case 'G':
-                    mode = select_read(locmem, RS_MARK);
-	            break;
+	    mode = select_read(locmem, RS_MARK);
+	    break;
+
         case '/':
         case '?':
-                    mode = select_read(locmem, RS_KEYWORD);
-                     break;
+	    mode = select_read(locmem, RS_KEYWORD);
+	    break;
+
         case 'S':
-                     mode = select_read(locmem, RS_TITLE);
-	             break;
+	    mode = select_read(locmem, RS_TITLE);
+	    break;
+
         case '=':
-	       	     new_ln = thread(locmem, RELATE_FIRST);
-	             break;
+	    new_ln = thread(locmem, RELATE_FIRST);
+	    break;
+
         case '\\':
-	       	     new_ln = thread(locmem, CURSOR_FIRST);
-	             break;
+	    new_ln = thread(locmem, CURSOR_FIRST);
+	    break;
+
         case ']':
-                     new_ln = thread(locmem, RELATE_NEXT);
-                     break;
+	    new_ln = thread(locmem, RELATE_NEXT);
+	    break;
+
         case '+':
-	             new_ln = thread(locmem, CURSOR_NEXT);
-	             break;
+	    new_ln = thread(locmem, CURSOR_NEXT);
+	    break;
+
         case '[':
-		new_ln = thread(locmem, RELATE_PREV);
-		break;
+	    new_ln = thread(locmem, RELATE_PREV);
+	    break;
+
      	case '-':
-		new_ln = thread(locmem, CURSOR_PREV);
-		break;
+	    new_ln = thread(locmem, CURSOR_PREV);
+	    break;
+
     	case '<':
     	case ',':
-		new_ln = thread(locmem, NEWPOST_PREV);
-		break;
+	    new_ln = thread(locmem, NEWPOST_PREV);
+	    break;
+
     	case '.':
     	case '>':
-		new_ln = thread(locmem, NEWPOST_NEXT);
-		break;
+	    new_ln = thread(locmem, NEWPOST_NEXT);
+	    break;
+
     	case 'p':
     	case 'k':
-    case KEY_UP:
-        new_ln = locmem->crs_ln - 1; 
-        new_top = p_lines - 2;
-	break;
-    case 'n':
-    case 'j':
-    case KEY_DOWN:
-        new_ln = locmem->crs_ln + 1; 
-        new_top = 1;
-	break;
-    case ' ':
-    case KEY_PGDN:
-    case 'N':
-    case Ctrl('F'):
-        new_ln = locmem->top_ln + p_lines; 
-        new_top = 0;
-	break;
-    case KEY_PGUP:
-    case Ctrl('B'):
-    case 'P':
-        new_ln = locmem->top_ln - p_lines; 
-        new_top = 0;
-	break;
-    case KEY_END:
-    case '$':
-	new_ln = last_line;
-        new_top = p_lines-1;
-	break;
-    case 'F':
-    case 'U':
-	if (HAS_PERM(PERM_FORWARD)) {
-	    mail_forward(&headers[locmem->crs_ln - locmem->top_ln],
-			 currdirect, ch /* == 'U' */ );
-	    /* by CharlieL */
-	    mode = READ_REDRAW;
-	}
-	break;
-    case Ctrl('Q'):
-	mode = my_query(headers[locmem->crs_ln - locmem->top_ln].owner);
-	break;
-    case Ctrl('S'):
-	if (HAS_PERM(PERM_ACCOUNTS)) {
-	    int             id;
-	    userec_t        muser;
-
-	    strlcpy(currauthor,
-		    headers[locmem->crs_ln - locmem->top_ln].owner,
-		    sizeof(currauthor));
-	    stand_title("使用者設定");
-	    move(1, 0);
-        if ((id = getuser(headers[locmem->crs_ln - locmem->top_ln].owner))) 
-            {
-		memcpy(&muser, &xuser, sizeof(muser));
-		user_display(&muser, 1);
-		uinfo_query(&muser, 1, id);
+	case KEY_UP:
+	    new_ln = locmem->crs_ln - 1; 
+	    new_top = p_lines - 2;
+	    break;
+
+	case 'n':
+	case 'j':
+	case KEY_DOWN:
+	    new_ln = locmem->crs_ln + 1; 
+	    new_top = 1;
+	    break;
+
+	case ' ':
+	case KEY_PGDN:
+	case 'N':
+	case Ctrl('F'):
+	    new_ln = locmem->top_ln + p_lines; 
+	    new_top = 0;
+	    break;
+
+	case KEY_PGUP:
+	case Ctrl('B'):
+	case 'P':
+	    new_ln = locmem->top_ln - p_lines; 
+	    new_top = 0;
+	    break;
+
+	case KEY_END:
+	case '$':
+	    new_ln = last_line;
+	    new_top = p_lines-1;
+	    break;
+
+	case 'F':
+	case 'U':
+	    if (HAS_PERM(PERM_FORWARD)) {
+		mail_forward(&headers[locmem->crs_ln - locmem->top_ln],
+			     currdirect, ch /* == 'U' */ );
+		/* by CharlieL */
+		mode = READ_REDRAW;
 	    }
-	    mode = FULLUPDATE;
-	}
-	break;
+	    break;
+
+	case Ctrl('Q'):
+	    mode = my_query(headers[locmem->crs_ln - locmem->top_ln].owner);
+	    break;
+
+	case Ctrl('S'):
+	    if (HAS_PERM(PERM_ACCOUNTS)) {
+		int             id;
+		userec_t        muser;
+
+		strlcpy(currauthor,
+			headers[locmem->crs_ln - locmem->top_ln].owner,
+			sizeof(currauthor));
+		stand_title("使用者設定");
+		move(1, 0);
+		if ((id = getuser(headers[locmem->crs_ln - locmem->top_ln].owner))) {
+		    memcpy(&muser, &xuser, sizeof(muser));
+		    user_display(&muser, 1);
+		    uinfo_query(&muser, 1, id);
+		}
+		mode = FULLUPDATE;
+	    }
+	    break;
 
-	/* rocker.011018: 採用新的tag模式 */
-    case 't':
-	/* 將原本在 Read() 裡面的 "TagNum = 0" 移至此處 */
-	if ((currstat & RMAIL && TagBoard != 0) ||
+	    /* rocker.011018: 採用新的tag模式 */
+	case 't':
+	    /* 將原本在 Read() 裡面的 "TagNum = 0" 移至此處 */
+	    if ((currstat & RMAIL && TagBoard != 0) ||
 		(!(currstat & RMAIL) && TagBoard != bid)) {
-	    if (currstat & RMAIL)
-		TagBoard = 0;
-	    else
-		TagBoard = bid;
-	    TagNum = 0;
-	}
-	/* rocker.011112: 解決再select mode標記文章的問題 */
-	if (Tagger(atoi(headers[locmem->crs_ln - locmem->top_ln].filename + 2),
-		   (currmode & MODE_SELECT) ?
-	 (headers[locmem->crs_ln - locmem->top_ln].money & ~FHR_REFERENCE) :
-		   locmem->crs_ln, TAG_TOGGLE))
-            locmem->crs_ln = locmem->crs_ln + 1; 
-         mode = PART_REDRAW;
-         break;
+		if (currstat & RMAIL)
+		    TagBoard = 0;
+		else
+		    TagBoard = bid;
+		TagNum = 0;
+	    }
+	    /* rocker.011112: 解決再select mode標記文章的問題 */
+	    if (Tagger(atoi(headers[locmem->crs_ln - locmem->top_ln].filename + 2),
+		       (currmode & MODE_SELECT) ?
+		       (headers[locmem->crs_ln - locmem->top_ln].money & ~FHR_REFERENCE) :
+		       locmem->crs_ln, TAG_TOGGLE))
+		locmem->crs_ln = locmem->crs_ln + 1; 
+	    mode = PART_REDRAW;
+	    break;
 
     case Ctrl('C'):
 	if (TagNum) {
@@ -609,9 +618,11 @@ i_read_key(onekey_t * rcmdlist, keeploc_t * locmem,
     case Ctrl('T'):
 	mode = TagThread(currdirect);
         break;
+
     case Ctrl('D'):
 	mode = TagPruner(bid);
         break;
+
     case '\n':
     case '\r':
     case 'l':
@@ -622,32 +633,29 @@ i_read_key(onekey_t * rcmdlist, keeploc_t * locmem,
 	    break;
 	if (ch > 0 && ch <= onekey_size) {
 	    int (*func)() = rcmdlist[ch - 1];
-	    if (func != NULL)
-             {
-               num  = locmem->crs_ln - bottom_line;
+	    if (func != NULL){
+		num  = locmem->crs_ln - bottom_line;
                    
-               if (num>0)
-                   {
+		if( num > 0 ){
                     sprintf(direct,"%s.bottom", currdirect);
-		    mode= (*func)(num, &headers[locmem->crs_ln-locmem->top_ln], 
-                                direct);
-                   }
-               else
+		    mode= (*func)(num, &headers[locmem->crs_ln-locmem->top_ln],
+				  direct);
+		}
+		else
                     mode = (*func)(locmem->crs_ln, 
-                        &headers[locmem->crs_ln - locmem->top_ln], currdirect);
-               if(mode == READ_SKIP)
+				   &headers[locmem->crs_ln - locmem->top_ln],
+				   currdirect);
+		if(mode == READ_SKIP)
                     mode = lastmode;
 
-                   // 以下這幾種 mode 要再處理游標
+		// 以下這幾種 mode 要再處理游標
                 if(mode == READ_PREV || mode == READ_NEXT || 
                    mode == RELATE_PREV || mode == RELATE_FIRST || 
                    mode == AUTHOR_NEXT || mode ==  AUTHOR_PREV ||
-                   mode == RELATE_NEXT)
-                 {
-                   lastmode = mode;
+                   mode == RELATE_NEXT){
+		    lastmode = mode;
 
-                   switch(mode)
-                   {
+		    switch(mode){
                     case READ_PREV:
                         new_ln =  locmem->crs_ln - 1;
                         break;
@@ -669,17 +677,18 @@ i_read_key(onekey_t * rcmdlist, keeploc_t * locmem,
                     case AUTHOR_NEXT:
                         new_ln = thread(locmem, AUTHOR_NEXT);
 		        break;
-                     }
-                  mode = DONOTHING; default_ch = 'r';
-
+		    }
+		    mode = DONOTHING; default_ch = 'r';
                 }
-               else {default_ch = 0; lastmode=0;}
-              } //end if (func != NULL)
-	   } // ch > 0 && ch <= onekey_size 
+		else {
+		    default_ch = 0;
+		    lastmode = 0;
+		}
+	    } //end if (func != NULL)
+	} // ch > 0 && ch <= onekey_size 
     	break;
-       } // end switch
-    }
-    while (mode == DONOTHING);
+	} // end switch
+    } while (mode == DONOTHING);
     return mode;
 }
 
@@ -687,28 +696,31 @@ int
 get_records_and_bottom(char *direct,  fileheader_t* headers,
                      int recbase, int p_lines, int last_line, int bottom_line)
 {
-    int n = bottom_line - recbase + 1, rv;
-    char directbottom[60];
+    int     n = bottom_line - recbase + 1, rv;
+    char    directbottom[60];
 
-    if(!last_line) return 0;
-    if(n>=p_lines || (currmode & (MODE_SELECT | MODE_DIGEST)))
-      return get_records(direct, headers, sizeof(fileheader_t), recbase, 
-                  p_lines);
+    if( !last_line )
+	return 0;
+    if( n >= p_lines || (currmode & (MODE_SELECT | MODE_DIGEST)) )
+	return get_records(direct, headers, sizeof(fileheader_t), recbase, 
+			   p_lines);
 
     sprintf(directbottom, "%s.bottom", direct);
-    if (n<=0)
-      return get_records(directbottom, headers, sizeof(fileheader_t), 1-n, 
-                  last_line-recbase + 1);
+    if( n <= 0 )
+	return get_records(directbottom, headers, sizeof(fileheader_t), 1-n, 
+			   last_line-recbase + 1);
       
-     rv = get_records(direct, headers, sizeof(fileheader_t), recbase, n);
+    rv = get_records(direct, headers, sizeof(fileheader_t), recbase, n);
 
-     if(bottom_line<last_line)
-       rv += get_records(directbottom, headers+n, sizeof(fileheader_t), 1, 
-                            p_lines - n );
-     return rv;
+    if( bottom_line < last_line )
+	rv += get_records(directbottom, headers+n, sizeof(fileheader_t), 1, 
+			  p_lines - n );
+    return rv;
 }
+
 void
-i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey_t * rcmdlist, int bidcache)
+i_read(int cmdmode, char *direct, void (*dotitle) (),
+       void (*doentry) (), onekey_t * rcmdlist, int bidcache)
 {
     keeploc_t      *locmem = NULL;
     int             recbase = 0, mode;
@@ -755,11 +767,10 @@ i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey
 
 	case PARTUPDATE:
 	    if (last_line < locmem->top_ln + p_lines) {
-		if (bidcache > 0 && !(currmode & (MODE_SELECT | MODE_DIGEST)))
-		    {
-		     bottom_line = getbtotal(currbid);
-		     num = bottom_line+getbottomtotal(currbid);
-		    }
+		if (bidcache > 0 && !(currmode & (MODE_SELECT | MODE_DIGEST))){
+		    bottom_line = getbtotal(currbid);
+		    num = bottom_line+getbottomtotal(currbid);
+		}
 		else
 		    num = get_num_records(currdirect, FHSZ);
 
@@ -785,11 +796,11 @@ i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey
 	    clrtobot();
 	case PART_REDRAW:
 	    move(3, 0);
-            if(last_line==0)
+            if( last_line == 0 )
                   outs("    沒有文章...");
             else
-	          for (i = 0; i < entries; i++)
-		          (*doentry) (locmem->top_ln + i, &headers[i]);
+		for( i = 0; i < entries ; i++ )
+		    (*doentry) (locmem->top_ln + i, &headers[i]);
 	case READ_REDRAW:
 	    outmsg(curredit & EDIT_ITEM ?
 		   "\033[44m 私人收藏 \033[30;47m 繼續? \033[m" :
@@ -808,12 +819,13 @@ i_read(int cmdmode, char *direct, void (*dotitle) (), void (*doentry) (), onekey
 			recbase = 1;
 		    locmem->top_ln = recbase;
 		}
-                entries=get_records_and_bottom(currdirect,
-                           headers, recbase, p_lines, last_line, bottom_line);
+                entries = 
+		    get_records_and_bottom(currdirect, headers, recbase,
+					   p_lines, last_line, bottom_line);
 	    }
             break;
 	} //end switch
-       mode = i_read_key(rcmdlist, locmem, currbid, bottom_line);
+	mode = i_read_key(rcmdlist, locmem, currbid, bottom_line);
     } while (mode != DOQUIT);
 #undef  FHSZ