glib2/1134.patch

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From 08f5ab3c3a1877e4a8965a9075bd7675f64eae53 Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 27 Sep 2019 14:46:18 +0100
Subject: [PATCH 1/2] gfile: Factor out flags when copying files
This introduces no functional changes; just reduces duplication in the
code a little.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
---
gio/gfile.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/gio/gfile.c b/gio/gfile.c
index 29ebaaa62..a617b4cc8 100644
--- a/gio/gfile.c
+++ b/gio/gfile.c
@@ -3184,6 +3184,7 @@ file_copy_fallback (GFile *source,
const char *target;
char *attrs_to_read;
gboolean do_set_attributes = FALSE;
+ GFileCreateFlags create_flags;
/* need to know the file type */
info = g_file_query_info (source,
@@ -3274,18 +3275,21 @@ file_copy_fallback (GFile *source,
* If a future API like g_file_replace_with_info() is added, switch
* this code to use that.
*/
+ create_flags = G_FILE_CREATE_PRIVATE;
+ if (flags & G_FILE_COPY_OVERWRITE)
+ create_flags |= G_FILE_CREATE_REPLACE_DESTINATION;
+
if (G_IS_LOCAL_FILE (destination))
{
if (flags & G_FILE_COPY_OVERWRITE)
out = (GOutputStream*)_g_local_file_output_stream_replace (_g_local_file_get_filename (G_LOCAL_FILE (destination)),
FALSE, NULL,
flags & G_FILE_COPY_BACKUP,
- G_FILE_CREATE_REPLACE_DESTINATION |
- G_FILE_CREATE_PRIVATE, info,
+ create_flags, info,
cancellable, error);
else
out = (GOutputStream*)_g_local_file_output_stream_create (_g_local_file_get_filename (G_LOCAL_FILE (destination)),
- FALSE, G_FILE_CREATE_PRIVATE, info,
+ FALSE, create_flags, info,
cancellable, error);
}
else if (flags & G_FILE_COPY_OVERWRITE)
@@ -3293,13 +3297,12 @@ file_copy_fallback (GFile *source,
out = (GOutputStream *)g_file_replace (destination,
NULL,
flags & G_FILE_COPY_BACKUP,
- G_FILE_CREATE_REPLACE_DESTINATION |
- G_FILE_CREATE_PRIVATE,
+ create_flags,
cancellable, error);
}
else
{
- out = (GOutputStream *)g_file_create (destination, G_FILE_CREATE_PRIVATE, cancellable, error);
+ out = (GOutputStream *)g_file_create (destination, create_flags, cancellable, error);
}
if (!out)
--
2.37.3
From b37d628c01da0bd61348b3ac73b7a436af008d8d Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 27 Sep 2019 15:02:32 +0100
Subject: [PATCH 2/2] =?UTF-8?q?gfile:=20Don=E2=80=99t=20copy=20files=20as?=
=?UTF-8?q?=20private=20if=20using=20default=20permissions?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
If a copy operation is started with `G_FILE_COPY_TARGET_DEFAULT_PERMS`,
dont create the destination file as private. Instead, create it with
the process current umask (i.e. default permissions).
This is a partial re-work of commit d8f8f4d637ce43f8699ba94c9b, with
input from Ondrej Holy.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Fixes: #174
---
gio/gfile.c | 22 +++++++++++++++++++---
1 file changed, 19 insertions(+), 3 deletions(-)
diff --git a/gio/gfile.c b/gio/gfile.c
index a617b4cc8..447da3cfb 100644
--- a/gio/gfile.c
+++ b/gio/gfile.c
@@ -3274,8 +3274,22 @@ file_copy_fallback (GFile *source,
*
* If a future API like g_file_replace_with_info() is added, switch
* this code to use that.
+ *
+ * Use %G_FILE_CREATE_PRIVATE unless
+ * - we were told to create the file with default permissions (i.e. the
+ * process umask),
+ * - or if the source file is on a file system which doesnt support
+ * `unix::mode` (in which case it probably also makes sense to create the
+ * destination with default permissions because the source cannot be
+ * private),
+ * - or if the destination file is a `GLocalFile`, in which case we can
+ * directly open() it with the permissions from the source file.
*/
- create_flags = G_FILE_CREATE_PRIVATE;
+ create_flags = G_FILE_CREATE_NONE;
+ if (!(flags & G_FILE_COPY_TARGET_DEFAULT_PERMS) &&
+ g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_UNIX_MODE) &&
+ !G_IS_LOCAL_FILE (destination))
+ create_flags |= G_FILE_CREATE_PRIVATE;
if (flags & G_FILE_COPY_OVERWRITE)
create_flags |= G_FILE_CREATE_REPLACE_DESTINATION;
@@ -3285,11 +3299,13 @@ file_copy_fallback (GFile *source,
out = (GOutputStream*)_g_local_file_output_stream_replace (_g_local_file_get_filename (G_LOCAL_FILE (destination)),
FALSE, NULL,
flags & G_FILE_COPY_BACKUP,
- create_flags, info,
+ create_flags,
+ (flags & G_FILE_COPY_TARGET_DEFAULT_PERMS) ? NULL : info,
cancellable, error);
else
out = (GOutputStream*)_g_local_file_output_stream_create (_g_local_file_get_filename (G_LOCAL_FILE (destination)),
- FALSE, create_flags, info,
+ FALSE, create_flags,
+ (flags & G_FILE_COPY_TARGET_DEFAULT_PERMS) ? NULL : info,
cancellable, error);
}
else if (flags & G_FILE_COPY_OVERWRITE)
--
2.37.3