t6000: fix a careless test library add-on.

It tried to "restore" GIT_AUTHOR_EMAIL environment variable but
the variable started out as unset, so ended up setting it to an
empty string.  This is now caught as an error.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-02-07 15:35:46 -08:00
parent dfdd309e57
commit 47e013f920

View file

@ -51,7 +51,12 @@ as_author()
export GIT_AUTHOR_EMAIL="$_author"
"$@"
export GIT_AUTHOR_EMAIL="$_save"
if test -z "$_save"
then
unset GIT_AUTHOR_EMAIL
else
export GIT_AUTHOR_EMAIL="$_save"
fi
}
commit_date()