[PATCH 7/9] test: declare external dependencies for the tests

[Dmitry Kurochkin <dmitry.kurochkin@gmail.com>]

That are: dtach(1), emacs(1), emacsclient(1), gdb(1) and gpg(1).
---
 test/test-lib.sh |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/test/test-lib.sh b/test/test-lib.sh
index c11493d..840c86c 100755
--- a/test/test-lib.sh
+++ b/test/test-lib.sh
@@ -1101,20 +1101,27 @@ case $(uname -s) in
 	pwd () {
 		builtin pwd -W
 	}
 	# no POSIX permissions
 	# backslashes in pathspec are converted to '/'
 	# exec does not inherit the PID
 	;;
 *)
 	test_set_prereq POSIXPERM
 	test_set_prereq BSLASHPSPEC
 	test_set_prereq EXECKEEPSPID
 	;;
 esac
 
 test -z "$NO_PERL" && test_set_prereq PERL
 test -z "$NO_PYTHON" && test_set_prereq PYTHON
 
 # test whether the filesystem supports symbolic links
 ln -s x y 2>/dev/null && test -h y 2>/dev/null && test_set_prereq SYMLINKS
 rm -f y
+
+# declare prerequisites for external binaries used in tests
+test_declare_external_prereq dtach
+test_declare_external_prereq emacs
+test_declare_external_prereq emacsclient
+test_declare_external_prereq gdb
+test_declare_external_prereq gpg
-- 
1.7.7.2