mcom: commajoin: use awk

The sed solution did not work with OpenBSD sed and Plan9 sed when only one line was used.
7 years ago · df7cd7249c
parent 36e9a1afb0
commit df7cd7249c
1 changed files with 3 additions and 1 deletions
--- a/4
+++ b/4
@ -2,7 +2,9 @@
 # mcom [TO] - compose mail

 commajoin() {
-	sed ':a;N;s/\n/, /;$!b a'
+	awk 'NR==1 {l=$0; next}
+	     {l=l", "$0}
+	     END {print l}'
 }

 notmine() {