mdocml: Ouch: predefined strings moved into roff.c weren't being

mdocml: Ouch: predefined strings moved into roff.c weren't being

[kristaps]

Log Message:
-----------
Ouch: predefined strings moved into roff.c weren't being reinitalised
after the first parse.  Do this, but note there are more efficient ways
just waiting for a table of macros.

Modified Files:
--------------
    mdocml:
        TODO
        roff.c

Revision Data
-------------
Index: TODO
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/TODO,v
retrieving revision 1.114
retrieving revision 1.115
diff -LTODO -LTODO -u -p -r1.114 -r1.115
--- TODO
+++ TODO
@@ -329,6 +329,9 @@ Several areas can be cleaned up to make 
 
 - the PDF file is HUGE: this can be reduced by using relative offsets
 
+- instead of re-initialising the roff predefined-strings set before each
+  parse, create a read-only version the first time and copy it 
+
 ************************************************************************
 * structural issues
 ************************************************************************
Index: roff.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/roff.c,v
retrieving revision 1.142
retrieving revision 1.143
diff -Lroff.c -Lroff.c -u -p -r1.142 -r1.143
--- roff.c
+++ roff.c
@@ -347,8 +347,12 @@ roff_free1(struct roff *r)
 void
 roff_reset(struct roff *r)
 {
+	int		 i;
 
 	roff_free1(r);
+
+	for (i = 0; i < PREDEFS_MAX; i++) 
+		roff_setstr(r, predefs[i].name, predefs[i].str, 0);
 }
 
 
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