From f21ffdee49297c31796eb1cf20c5fae902293938 Mon Sep 17 00:00:00 2001
From: Joerg Wunsch <joerg@FreeBSD.org>
Date: Mon, 9 Dec 1996 14:05:35 +0000
Subject: pw(8) -- a backend utility to manage the user and group databases.

sysinstall's new User&group menu will use it, hence it's a 2.2
candidate despite of providing new functionality.

Submitted by:	David L. Nugent, <davidn@blaze.net.au>
---
 pw/cpdir.c | 118 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 pw/cpdir.c

(limited to 'pw/cpdir.c')

diff --git a/pw/cpdir.c b/pw/cpdir.c
new file mode 100644
index 0000000..b40b5c7
--- /dev/null
+++ b/pw/cpdir.c
@@ -0,0 +1,118 @@
+/*-
+ * Copyright (c) 1996 by David L. Nugent <davidn@blaze.net.au>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer as
+ *    the first lines of this file unmodified.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by David L. Nugent.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DAVID L. NUGENT ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL DAVID L. NUGENT BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$Id$
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <sys/param.h>
+#include <errno.h>
+
+#include "pwupd.h"
+
+void
+copymkdir(char const * dir, char const * skel, mode_t mode, uid_t uid, gid_t gid)
+{
+	int             rc = 0;
+	char            src[MAXPATHLEN];
+	char            dst[MAXPATHLEN];
+
+	if (mkdir(dir, mode) != 0 && errno != EEXIST) {
+		sprintf(src, "mkdir(%s)", dir);
+		perror(src);
+	} else {
+		int             infd, outfd;
+		struct stat     st;
+
+		static char     counter = 0;
+		static char    *copybuf = NULL;
+
+		++counter;
+		chown(dir, uid, gid);
+		if (skel == NULL || *skel == '\0')
+			rc = 1;
+		else {
+			DIR            *d = opendir(skel);
+
+			if (d != NULL) {
+				struct dirent  *e;
+
+				while ((e = readdir(d)) != NULL) {
+					char           *p = e->d_name;
+
+					sprintf(src, "%s/%s", skel, p);
+					if (stat(src, &st) == 0) {
+						if (strncmp(p, "dot.", 4) == 0)	/* Conversion */
+							p += 3;
+						sprintf(dst, "%s/%s", dir, p);
+						if (S_ISDIR(st.st_mode)) {	/* Recurse for this */
+							if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name, "..") != 0)
+								copymkdir(dst, src, (st.st_mode & 0777), uid, gid);
+							/*
+							 * Note: don't propogate 'special' attributes
+							 */
+						} else if (S_ISREG(st.st_mode) && (outfd = open(dst, O_RDWR | O_CREAT | O_EXCL, st.st_mode)) != -1) {
+							if ((infd = open(src, O_RDONLY)) == -1) {
+								close(outfd);
+								remove(dst);
+							} else {
+								int             b;
+
+								/*
+								 * Allocate our copy buffer if we need to
+								 */
+								if (copybuf == NULL)
+									copybuf = malloc(4096);
+								while ((b = read(infd, copybuf, 4096)) > 0)
+									write(outfd, copybuf, b);
+								close(infd);
+								close(outfd);
+								chown(dst, uid, gid);
+							}
+						}
+					}
+				}
+				closedir(d);
+			}
+		}
+		if (--counter == 0 && copybuf != NULL) {
+			free(copybuf);
+			copybuf = NULL;
+		}
+	}
+}
-- 
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