mandoc: Simplify writing of tbl(7) cells by using the new feature of

mandoc: Simplify writing of tbl(7) cells by using the new feature of

[schwarze]

Log Message:
-----------
Simplify writing of tbl(7) cells by using the new feature of passing  
a NULL pointer for the value of a style attribute, in which case
the attribute is omitted from the HTML element.
Minus 12 lines of ugly and repetitive code, no functional change.

Modified Files:
--------------
    mandoc:
        tbl_html.c

Revision Data
-------------
Index: tbl_html.c
===================================================================
RCS file: /home/cvs/mandoc/mandoc/tbl_html.c,v
retrieving revision 1.27
retrieving revision 1.28
diff -Ltbl_html.c -Ltbl_html.c -u -p -r1.27 -r1.28
--- tbl_html.c
+++ tbl_html.c
@@ -175,22 +175,10 @@ print_tbl(struct html *h, const struct t
 
 			/* Print the element and the attributes. */
 
-			if (halign == NULL && valign == NULL)
-				print_otag(h, TAG_TD, "??",
-				    "colspan", hspans, "rowspan", vspans);
-			else if (halign == NULL)
-				print_otag(h, TAG_TD, "??s",
-				    "colspan", hspans, "rowspan", vspans,
-				    "vertical-align", valign);
-			else if (valign == NULL)
-				print_otag(h, TAG_TD, "??s",
-				    "colspan", hspans, "rowspan", vspans,
-				    "text-align", halign);
-			else
-				print_otag(h, TAG_TD, "??ss",
-				    "colspan", hspans, "rowspan", vspans,
-				    "vertical-align", valign,
-				    "text-align", halign);
+			print_otag(h, TAG_TD, "??ss",
+			    "colspan", hspans, "rowspan", vspans,
+			    "vertical-align", valign,
+			    "text-align", halign);
 			if (dp->string != NULL)
 				print_text(h, dp->string);
 		}
--
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