Avoid repeating required shell tests in suggested set.
commitf789b40e9742f4a167ee91aaa60257854b6d1a9a
authorEric Blake <ebb9@byu.net>
Wed, 8 Oct 2008 02:41:13 +0000 (7 20:41 -0600)
committerEric Blake <ebb9@byu.net>
Wed, 8 Oct 2008 11:53:45 +0000 (8 05:53 -0600)
tree5296140cb3ced5f07197ee3da6df88b0f76d3363
parent8954cddfe4504f837e706cf4acc2af2276739d08
Avoid repeating required shell tests in suggested set.

* lib/m4sugar/m4sh.m4 (_AS_DETECT_REQUIRED, _AS_DETECT_SUGGESTED):
Use m4_set, rather than m4_expand_once/m4_append.
(_AS_DETECT_SUGGESTED): Adjust to new storage layout, and filter
required tests out of suggested tests.
Reported by Paolo Bonzini.

Signed-off-by: Eric Blake <ebb9@byu.net>
ChangeLog
lib/m4sugar/m4sh.m4