mdocml: Don't silently skip non-ASCII characters, but replace them with

mdocml: Don't silently skip non-ASCII characters, but replace them with

[joerg]

Log Message:
-----------
Don't silently skip non-ASCII characters, but replace them with ``?''.
This is less likely to break the syntax of macros.

Modified Files:
--------------
    mdocml:
        read.c

Revision Data
-------------
Index: read.c
===================================================================
RCS file: /home/joerg/cvsroot/mdocml/read.c,v
retrieving revision 1.26
retrieving revision 1.27
diff -Lread.c -Lread.c -u -p -r1.26 -r1.27
--- read.c
+++ read.c
@@ -325,9 +325,9 @@ mparse_buf_r(struct mparse *curp, struct
 			 * Warn about bogus characters.  If you're using
 			 * non-ASCII encoding, you're screwing your
 			 * readers.  Since I'd rather this not happen,
-			 * I'll be helpful and drop these characters so
-			 * we don't display gibberish.  Note to manual
-			 * writers: use special characters.
+			 * I'll be helpful and replace these characters
+			 * with "?", so we don't display gibberish.
+			 * Note to manual writers: use special characters.
 			 */
 
 			c = (unsigned char) blk.buf[i];
@@ -335,8 +335,11 @@ mparse_buf_r(struct mparse *curp, struct
 			if ( ! (isascii(c) && 
 					(isgraph(c) || isblank(c)))) {
 				mandoc_msg(MANDOCERR_BADCHAR, curp,
-						curp->line, pos, "ignoring byte");
+						curp->line, pos, NULL);
 				i++;
+				if (pos >= (int)ln.sz)
+					resize_buf(&ln, 256);
+				ln.buf[pos++] = '?';
 				continue;
 			}
 
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