Completely delete all carriage return characters from the input.

No change to messages about them (ignore them right before line feeds,
report errors elsewhere).
naddy@ found a manual in the wild containing lots of these (ysm(1)),
and i can't imagine a situation where dropping them could be problematic.

1 files changed, 2 insertions, 1 deletions

diff --git a/read.c b/read.c
index 46cbe254..8a126d51 100644
--- a/read.c
+++ b/read.c
@@ -399,7 +399,8 @@ mparse_buf_r(struct mparse *curp, struct buf blk, size_t i, int start)
 				    MANDOCERR_CHAR_UNSUPP,
 				    curp, curp->line, pos, "0x%x", c);
 				i++;
-				ln.buf[pos++] = '?';
+				if (c != '\r')
+					ln.buf[pos++] = '?';
 				continue;
 			}