sponge(1): initial commit

sponge(1) is a utility that reads input until
complete, then opens the output file, then
writes to it. This makes it useful in pipelines
that read and write to the same file.

Reviewed by:	wblock, jilles, imp, cem, danfe (all: various iterations)
Inspired by:	https://joeyh.name/code/moreutils/

1 files changed, 2 insertions, 1 deletions

diff --git a/.arclint b/.arclint
index 31bda09b1a83..5078cba32c37 100644
--- a/.arclint
+++ b/.arclint
@@ -9,7 +9,8 @@
       "type": "spelling"
     },
     "chmod": {
-      "type": "chmod"
+      "type": "chmod",
+      "exclude": "(/tests/)"
     },
     "merge-conflict": {
       "type": "merge-conflict"