X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/7794db7c0d971b2f5db0b565ea840c9c6f1122e3..0f78b81511be65d8fe21af1e6ac674f9e80ac29d:/util.c

diff --git a/util.c b/util.c
index 3beae578..2ec56a7c 100644
--- a/util.c
+++ b/util.c
@@ -1,8 +1,10 @@
-/*  -*- c-file-style: "linux" -*-
+/*
+ * Utility routines used in rsync.
  *
- * Copyright (C) 1996-2000 by Andrew Tridgell
- * Copyright (C) Paul Mackerras 1996
- * Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org>
+ * Copyright (C) 1996-2000 Andrew Tridgell
+ * Copyright (C) 1996 Paul Mackerras
+ * Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org>
+ * Copyright (C) 2003, 2004, 2005, 2006 Wayne Davison
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -16,15 +18,9 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-/**
- * @file
- *
- * Utilities used in rsync
- **/
-
 #include "rsync.h"
 
 extern int verbose;
@@ -33,16 +29,13 @@ extern int module_id;
 extern int modify_window;
 extern int relative_paths;
 extern int human_readable;
+extern mode_t orig_umask;
 extern char *partial_dir;
 extern struct filter_list_struct server_filter_list;
 
 int sanitize_paths = 0;
 
-
-
-/**
- * Set a fd into nonblocking mode
- **/
+/* Set a fd into nonblocking mode. */
 void set_nonblocking(int fd)
 {
 	int val;
@@ -55,9 +48,7 @@ void set_nonblocking(int fd)
 	}
 }
 
-/**
- * Set a fd into blocking mode
- **/
+/* Set a fd into blocking mode. */
 void set_blocking(int fd)
 {
 	int val;
@@ -169,28 +160,43 @@ int set_modtime(char *fname, time_t modtime, mode_t mode)
 	}
 }
 
-/**
-   Create any necessary directories in fname. Unfortunately we don't know
-   what perms to give the directory when this is called so we need to rely
-   on the umask
-**/
-int create_directory_path(char *fname, int base_umask)
+/* This creates a new directory with default permissions.  Since there
+ * might be some directory-default permissions affecting this, we can't
+ * force the permissions directly using the original umask and mkdir(). */
+int mkdir_defmode(char *fname)
+{
+	int ret;
+
+	umask(orig_umask);
+	ret = do_mkdir(fname, ACCESSPERMS);
+	umask(0);
+
+	return ret;
+}
+
+/* Create any necessary directories in fname.  Any missing directories are
+ * created with default permissions. */
+int create_directory_path(char *fname)
 {
 	char *p;
+	int ret = 0;
 
 	while (*fname == '/')
 		fname++;
 	while (strncmp(fname, "./", 2) == 0)
 		fname += 2;
 
+	umask(orig_umask);
 	p = fname;
 	while ((p = strchr(p,'/')) != NULL) {
-		*p = 0;
-		do_mkdir(fname, 0777 & ~base_umask);
-		*p = '/';
-		p++;
+		*p = '\0';
+		if (do_mkdir(fname, ACCESSPERMS) < 0 && errno != EEXIST)
+		    ret = -1;
+		*p++ = '/';
 	}
-	return 0;
+	umask(0);
+
+	return ret;
 }
 
 /**
@@ -743,7 +749,7 @@ unsigned int clean_fname(char *name, BOOL collapse_dot_dot)
  * of the path.  Use -1 to allow unlimited depth.
  *
  * We also clean the path in a manner similar to clean_fname() but with a
- * few differences: 
+ * few differences:
  *
  * Turns multiple adjacent slashes into a single slash, gets rid of "." dir
  * elements (INCLUDING a trailing dot dir), PRESERVES a trailing slash, and