diff options
Diffstat (limited to 'src/copy.c')
-rw-r--r-- | src/copy.c | 84 |
1 files changed, 83 insertions, 1 deletions
diff --git a/src/copy.c b/src/copy.c index c9c79a1b1..85d1fea13 100644 --- a/src/copy.c +++ b/src/copy.c @@ -1,5 +1,5 @@ /* copy.c -- core functions for copying files and directories - Copyright (C) 89, 90, 91, 1995-2008 Free Software Foundation, Inc. + Copyright (C) 89, 90, 91, 1995-2009 Free Software Foundation, Inc. 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 @@ -54,6 +54,13 @@ #include "areadlink.h" #include "yesno.h" +#if USE_XATTR +# include <attr/error_context.h> +# include <attr/libattr.h> +# include <stdarg.h> +# include "verror.h" +#endif + #ifndef HAVE_FCHOWN # define HAVE_FCHOWN false # define fchown(fd, uid, gid) (-1) @@ -123,6 +130,72 @@ is_ancestor (const struct stat *sb, const struct dir_list *ancestors) return false; } +#if USE_XATTR +static void +copy_attr_error (struct error_context *ctx ATTRIBUTE_UNUSED, + char const *fmt, ...) +{ + int err = errno; + va_list ap; + + /* use verror module to print error message */ + va_start (ap, fmt); + verror (0, err, fmt, ap); + va_end (ap); +} + +static char const * +copy_attr_quote (struct error_context *ctx ATTRIBUTE_UNUSED, char const *str) +{ + return quote (str); +} + +static void +copy_attr_free (struct error_context *ctx ATTRIBUTE_UNUSED, + char const *str ATTRIBUTE_UNUSED) +{ +} + +static bool +copy_attr_by_fd (char const *src_path, int src_fd, + char const *dst_path, int dst_fd) +{ + struct error_context ctx = + { + .error = copy_attr_error, + .quote = copy_attr_quote, + .quote_free = copy_attr_free + }; + return 0 == attr_copy_fd (src_path, src_fd, dst_path, dst_fd, 0, &ctx); +} + +static bool +copy_attr_by_name (char const *src_path, char const *dst_path) +{ + struct error_context ctx = + { + .error = copy_attr_error, + .quote = copy_attr_quote, + .quote_free = copy_attr_free + }; + return 0 == attr_copy_file (src_path, dst_path, 0, &ctx); +} +#else /* USE_XATTR */ + +static bool +copy_attr_by_fd (char const *src_path, int src_fd, + char const *dst_path, int dst_fd) +{ + return true; +} + +static bool +copy_attr_by_name (char const *src_path, char const *dst_path) +{ + return true; +} +#endif /* USE_XATTR */ + /* Read the contents of the directory SRC_NAME_IN, and recursively copy the contents to DST_NAME_IN. NEW_DST is true if DST_NAME_IN is a directory that was created previously in the @@ -681,6 +754,11 @@ copy_reg (char const *src_name, char const *dst_name, set_author (dst_name, dest_desc, src_sb); + if (x->preserve_xattr && ! copy_attr_by_fd (src_name, source_desc, + dst_name, dest_desc) + && x->require_preserve_xattr) + return false; + if (x->preserve_mode || x->move_mode) { if (copy_acl (src_name, source_desc, dst_name, dest_desc, src_mode) != 0 @@ -1985,6 +2063,10 @@ copy_internal (char const *src_name, char const *dst_name, set_author (dst_name, -1, &src_sb); + if (x->preserve_xattr && ! copy_attr_by_name (src_name, dst_name) + && x->require_preserve_xattr) + return false; + if (x->preserve_mode || x->move_mode) { if (copy_acl (src_name, -1, dst_name, -1, src_mode) != 0 |