doc writing_scripts: Document echo portability issues

2020-05-04 12:10:23 +00:00 · 2020-05-04 12:10:23 +00:00 · 36c0c611be
commit 36c0c611be
parent 2fca4e5643
1 changed files with 2 additions and 0 deletions
--- a/doc/writing_scripts.asciidoc
+++ b/doc/writing_scripts.asciidoc
@ -102,6 +102,8 @@ contain ambiguous characters:
 	echo "set global scrolloff 999,0"
 -------------------------------------

+For more information about portability issues related to `echo`, refer to https://www.etalabs.net/sh_tricks.html[Rich's sh tricks].
+
 Variable base name
 ~~~~~~~~~~~~~~~~~~