[PATCH 6/8] maint: prepare for gnulib's new tight-scope syntax-check rule

[Jim Meyering]

From: Jim Meyering <address@hidden>

* cfg.mk (_gl_TS_dir): Define.
(_gl_TS_unmarked_extern_vars): Define.
---
 cfg.mk |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/cfg.mk b/cfg.mk
index f9e7d25..7433015 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -74,3 +74,10 @@ exclude_file_name_regexp--sc_require_config_h_first = 
^lib/match\.c$$
 exclude_file_name_regexp--sc_prohibit_empty_lines_at_EOF = \
   ^tests/hufts-segv\.gz$$
 exclude_file_name_regexp--sc_prohibit_strcmp = ^gzip\.c$$
+
+# Tell the tight_scope rule that sources are in ".".
+export _gl_TS_dir = .
+
+# Tell the tight_scope rule that these variables are deliberately "extern".
+export _gl_TS_unmarked_extern_vars = \
+  block_start d_buf inbuf outbuf prev read_buf strstart window
-- 
1.7.5.1.398.g86d1d