Adding ftw function.

* Makefile (ftw.o): Add to OBJS-y conditionally.

* configure (have_ftw): New variable. New configure test
for nftw.
(gen_config_make): Set up have_ftw make variable.

* ftw.c, ftw.h: New files.

* lib.c (init): Call ftw_init, if compiled in.

* txr.1: Documented.

1 files changed, 4 insertions, 0 deletions

diff --git a/lib.c b/lib.c
index b827c705..8af48c8e 100644
--- a/lib.c
+++ b/lib.c
@@ -62,6 +62,7 @@
 #include "parser.h"
 #include "syslog.h"
 #include "glob.h"
+#include "ftw.h"
 #include "cadr.h"
 #include "struct.h"
 #include "txr.h"
@@ -9329,6 +9330,9 @@ void init(const wchar_t *pn, mem_t *(*oom)(mem_t *, size_t),
 #if HAVE_GLOB
   glob_init();
 #endif
+#if HAVE_FTW
+  ftw_init();
+#endif
   cadr_init();
   time_init();