$NetBSD: patch-ah,v 1.1.1.1 2005/12/30 23:03:06 agc Exp $

--- libxcmd/input.c	2005/12/30 10:39:51	1.1
+++ libxcmd/input.c	2005/12/30 10:41:49
@@ -40,6 +40,124 @@
 # include <histedit.h>
 #endif
 
+#ifndef HAVE_FTW_H
+/* NetBSD */
+
+/*	From OpenBSD: nftw.c,v 1.2 2003/07/21 21:15:32 millert Exp 	*/
+
+/*
+ * Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+
+#include <sys/cdefs.h>
+
+#ifndef lint
+__RCSID("From NetBSD");
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <fts.h>
+#include <ftw.h>
+#include <limits.h>
+
+int
+nftw(const char *path, int (*fn)(const char *, const struct stat *, int,
+     struct FTW *), int nfds, int ftwflags)
+{
+	const char *paths[2];
+	struct FTW f;
+	FTSENT *cur;
+	FTS *ftsp;
+	int ftsflags, fnflag, error, postorder, sverrno;
+
+	/* XXX - nfds is currently unused */
+	if (nfds < 1 || nfds > OPEN_MAX) {
+		errno = EINVAL;
+		return (-1);
+	}
+
+	ftsflags = FTS_COMFOLLOW;
+	if (!(ftwflags & FTW_CHDIR))
+		ftsflags |= FTS_NOCHDIR;
+	if (ftwflags & FTW_MOUNT)
+		ftsflags |= FTS_XDEV;
+	if (ftwflags & FTW_PHYS)
+		ftsflags |= FTS_PHYSICAL;
+	postorder = (ftwflags & FTW_DEPTH) != 0;
+	paths[0] = path;
+	paths[1] = NULL;
+	ftsp = fts_open((char * const *)paths, ftsflags, NULL);
+	if (ftsp == NULL)
+		return (-1);
+	error = 0;
+	while ((cur = fts_read(ftsp)) != NULL) {
+		switch (cur->fts_info) {
+		case FTS_D:
+			if (postorder)
+				continue;
+			fnflag = FTW_D;
+			break;
+		case FTS_DNR:
+			fnflag = FTW_DNR;
+			break;
+		case FTS_DP:
+			if (!postorder)
+				continue;
+			fnflag = FTW_DP;
+			break;
+		case FTS_F:
+		case FTS_DEFAULT:
+			fnflag = FTW_F;
+			break;
+		case FTS_NS:
+		case FTS_NSOK:
+			fnflag = FTW_NS;
+			break;
+		case FTS_SL:
+			fnflag = FTW_SL;
+			break;
+		case FTS_SLNONE:
+			fnflag = FTW_SLN;
+			break;
+		case FTS_DC:
+			errno = ELOOP;
+			/* FALLTHROUGH */
+		default:
+			error = -1;
+			goto done;
+		}
+		f.base = cur->fts_pathlen - cur->fts_namelen;
+		f.level = cur->fts_level;
+		error = fn(cur->fts_path, cur->fts_statp, fnflag, &f);
+		if (error != 0)
+			break;
+	}
+done:
+	sverrno = errno;
+	(void) fts_close(ftsp);
+	errno = sverrno;
+	return (error);
+}
+#endif
+
 static char *
 get_prompt(void)
 {