This situation happens with something like s/$/test/,
where rm_so == rm_eo == 0. Without this check, ed
keeps looping forever.
---
ed.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ed.c b/ed.c
index 69c7422..9dc6fda 100644
--- a/ed.c
+++ b/ed.c
@@ -1007,7 +1007,7 @@ subline(
Ed was falling doing substitution different of the first or all
(s//%/, s//%/\1, s//%/g), because it was not adding the matches
which were not going to be substituted.
---
ed.c | 26 +++---
1 file changed, 15 insertions(+), 11 deletions(-)
diff --git a/ed.c b/ed.c
index 77aad1