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authorbertrand <Bertrand.Guiheneuf@aful.org>1999-08-16 23:08:16 +0800
committerBertrand Guiheneuf <bertrand@src.gnome.org>1999-08-16 23:08:16 +0800
commit8efa5bea5494312b98c70c347cc7df84564eb86f (patch)
tree0bbdafb8895b35ec2122f28b73b8f08d7c0e4044 /camel/providers
parentf5aadb31ca2ab34332e8d75787090e48a510d665 (diff)
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gsoc2013-evolution-8efa5bea5494312b98c70c347cc7df84564eb86f.tar.zst
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Now has a popup menu on mailbox tree to allow easier tests. Implemented
1999-08-16 bertrand <Bertrand.Guiheneuf@aful.org> * tests/ui-tests/store_listing.c: Now has a popup menu on mailbox tree to allow easier tests. Implemented the copy stuff. Works well for the MH provider :))) * camel/providers/MH/camel-mh-folder.c (_copy_message_to): Test MH provider fast copy implemented. svn path=/trunk/; revision=1119
Diffstat (limited to 'camel/providers')
-rw-r--r--camel/providers/MH/camel-mh-folder.c266
1 files changed, 240 insertions, 26 deletions
diff --git a/camel/providers/MH/camel-mh-folder.c b/camel/providers/MH/camel-mh-folder.c
index 049ad905ab..9bb2f36c82 100644
--- a/camel/providers/MH/camel-mh-folder.c
+++ b/camel/providers/MH/camel-mh-folder.c
@@ -22,6 +22,7 @@
*/
#include <config.h>
#include <sys/stat.h>
+#include <sys/param.h>
#include <unistd.h>
#include <sys/types.h>
#include <fcntl.h>
@@ -42,6 +43,7 @@ static CamelFolderClass *parent_class=NULL;
#define CF_CLASS(so) CAMEL_FOLDER_CLASS (GTK_OBJECT(so)->klass)
#define CMHS_CLASS(so) CAMEL_STORE_CLASS (GTK_OBJECT(so)->klass)
+static int copy_reg (const char *src_path, const char *dst_path);
static void _set_name(CamelFolder *folder, const gchar *name);
static void _init_with_store (CamelFolder *folder, CamelStore *parent_store);
static gboolean _exists (CamelFolder *folder);
@@ -460,6 +462,7 @@ _get_message (CamelFolder *folder, gint number)
message->message_number = number;
gtk_object_set_data_full (GTK_OBJECT (message), "fullpath",
g_strdup (message_file_name), _filename_free);
+
#warning Set flags and all this stuff here
}
g_free (message_file_name);
@@ -508,29 +511,22 @@ _get_message_count (CamelFolder *folder)
-
-static gint
-_append_message (CamelFolder *folder, CamelMimeMessage *message)
+static gboolean
+_find_next_free_message_file (CamelFolder *folder, gint *new_msg_number, gchar **new_msg_filename)
{
CamelMhFolder *mh_folder = CAMEL_MH_FOLDER(folder);
const gchar *directory_path;
struct dirent *dir_entry;
DIR *dir_handle;
- guint last_max_message_number = 0;
- guint current_message_number;
- guint new_message_number;
- gchar *new_message_filename;
- CamelStream *output_stream;
- gboolean error;
+ gint last_max_message_number = 0;
+ gint current_message_number;
- CAMEL_LOG_FULL_DEBUG ("Entering CamelMhFolder::append_message\n");
-
g_assert(folder);
directory_path = mh_folder->directory_path;
- if (!directory_path) return -1;
+ if (!directory_path) return FALSE;
- if (!camel_folder_exists (folder)) return 0;
+ if (!camel_folder_exists (folder)) return FALSE;
dir_handle = opendir (directory_path);
@@ -548,27 +544,42 @@ _append_message (CamelFolder *folder, CamelMimeMessage *message)
dir_entry = readdir (dir_handle);
}
closedir (dir_handle);
+
+ *new_msg_number = last_max_message_number + 1;
+ *new_msg_filename = g_strdup_printf ("%s/%d", directory_path, *new_msg_number);
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::find_next_free_message_file new message path is %s\n",
+ *new_msg_filename);
+ return TRUE;
+
+
+}
+static gint
+_append_message (CamelFolder *folder, CamelMimeMessage *message)
+{
+ guint new_msg_number;
+ gchar *new_msg_filename;
+ CamelStream *output_stream;
+ gboolean error;
- new_message_number = last_max_message_number + 1;
- new_message_filename = g_strdup_printf ("%s/%d", directory_path, new_message_number);
- CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::append_message new message path is %s\n",
- new_message_filename);
+ CAMEL_LOG_FULL_DEBUG ("Entering CamelMhFolder::append_message\n");
+ if (!_find_next_free_message_file (folder, &new_msg_number, &new_msg_filename))
+ return -1;
- output_stream = camel_stream_fs_new_with_name (new_message_filename, CAMEL_STREAM_FS_WRITE);
+ output_stream = camel_stream_fs_new_with_name (new_msg_filename, CAMEL_STREAM_FS_WRITE);
if (output_stream != NULL) {
camel_data_wrapper_write_to_stream (CAMEL_DATA_WRAPPER (message), output_stream);
camel_stream_close (output_stream);
} else {
CAMEL_LOG_WARNING ("CamelMhFolder::append_message could not open %s for writing\n",
- new_message_filename);
+ new_msg_filename);
CAMEL_LOG_FULL_DEBUG (" Full error text is : %s\n", strerror(errno));
error = TRUE;
}
- g_free (new_message_filename);
+ g_free (new_msg_filename);
CAMEL_LOG_FULL_DEBUG ("Leaving CamelMhFolder::append_message\n");
if (error) return -1;
- else return new_message_number;
+ else return new_msg_number;
}
@@ -623,13 +634,216 @@ _expunge (CamelFolder *folder)
static void
_copy_message_to (CamelFolder *folder, CamelMimeMessage *message, CamelFolder *dest_folder)
{
- gchar *filename;
- gchar *dest_filename;
+ gchar *src_msg_filename;
+ guint dest_msg_number;
+ gchar *dest_msg_filename;
if (IS_CAMEL_MH_FOLDER (dest_folder)) {
- /*g_assert (message->parent_folder == folder);*/
- /* don't have time to finish that today */
- parent_class->copy_message_to (folder, message, dest_folder);
+ /*g_return_if_fail (message->parent_folder == folder);*/
+
+ if (!_find_next_free_message_file (dest_folder, &dest_msg_number, &dest_msg_filename))
+ return;
+ src_msg_filename = gtk_object_get_data (GTK_OBJECT (message), "fullpath");
+ CAMEL_LOG_FULL_DEBUG ("CamelMhFolder::copy_to copy file %s to %s\n", src_msg_filename, dest_msg_filename);
+ copy_reg (src_msg_filename, dest_msg_filename);
+
} else
parent_class->copy_message_to (folder, message, dest_folder);
}
+
+
+
+
+/************************************************************************/
+
+/*** Took directly from GNU fileutils-4.0 ***/
+/* Copyright (C) 89, 90, 91, 95, 96, 97, 1998 Free Software Foundation. */
+/* This may be rwritten soon. -Bertrand */
+
+
+/* Write LEN bytes at PTR to descriptor DESC, retrying if interrupted.
+ Return LEN upon success, write's (negative) error code otherwise. */
+int
+full_write (int desc, const char *ptr, size_t len)
+{
+ int total_written;
+
+ total_written = 0;
+ while (len > 0)
+ {
+ int written = write (desc, ptr, len);
+ if (written < 0)
+ {
+ if (errno == EINTR)
+ continue;
+ return written;
+ }
+ total_written += written;
+ ptr += written;
+ len -= written;
+ }
+ return total_written;
+}
+
+
+
+
+static int
+copy_reg (const char *src_path, const char *dst_path)
+{
+ char *buf;
+ int buf_size;
+ int dest_desc;
+ int source_desc;
+ int n_read;
+ struct stat sb;
+ char *cp;
+ int *ip;
+ int return_val = 0;
+ off_t n_read_total = 0;
+ int last_write_made_hole = 0;
+ int make_holes = TRUE;
+
+ source_desc = open (src_path, O_RDONLY);
+ if (source_desc < 0)
+ {
+ /* If SRC_PATH doesn't exist, then chances are good that the
+ user did something like this `cp --backup foo foo': and foo
+ existed to start with, but copy_internal renamed DST_PATH
+ with the backup suffix, thus also renaming SRC_PATH. */
+ if (errno == ENOENT)
+ error (0, 0, "`%s' and `%s' are the same file",
+ src_path, dst_path);
+ else
+ error (0, errno, "%s", src_path);
+
+ return -1;
+ }
+
+ /* Create the new regular file with small permissions initially,
+ to not create a security hole. */
+
+ dest_desc = open (dst_path, O_WRONLY | O_CREAT | O_TRUNC, 0600);
+ if (dest_desc < 0)
+ {
+ error (0, errno, "cannot create regular file `%s'", dst_path);
+ return_val = -1;
+ goto ret2;
+ }
+
+ /* Find out the optimal buffer size. */
+
+ if (fstat (dest_desc, &sb))
+ {
+ error (0, errno, "%s", dst_path);
+ return_val = -1;
+ goto ret;
+ }
+
+ buf_size = 8192;
+
+
+
+ /* Make a buffer with space for a sentinel at the end. */
+
+ buf = (char *) alloca (buf_size + sizeof (int));
+
+ for (;;)
+ {
+ n_read = read (source_desc, buf, buf_size);
+ if (n_read < 0)
+ {
+ if (errno == EINTR)
+ continue;
+ error (0, errno, "%s", src_path);
+ return_val = -1;
+ goto ret;
+ }
+ if (n_read == 0)
+ break;
+
+ n_read_total += n_read;
+
+ ip = 0;
+ if (make_holes)
+ {
+ buf[n_read] = 1; /* Sentinel to stop loop. */
+
+ /* Find first nonzero *word*, or the word with the sentinel. */
+
+ ip = (int *) buf;
+ while (*ip++ == 0)
+ ;
+
+ /* Find the first nonzero *byte*, or the sentinel. */
+
+ cp = (char *) (ip - 1);
+ while (*cp++ == 0)
+ ;
+
+ /* If we found the sentinel, the whole input block was zero,
+ and we can make a hole. */
+
+ if (cp > buf + n_read)
+ {
+ /* Make a hole. */
+ if (lseek (dest_desc, (off_t) n_read, SEEK_CUR) < 0L)
+ {
+ error (0, errno, "%s", dst_path);
+ return_val = -1;
+ goto ret;
+ }
+ last_write_made_hole = 1;
+ }
+ else
+ /* Clear to indicate that a normal write is needed. */
+ ip = 0;
+ }
+ if (ip == 0)
+ {
+ if (full_write (dest_desc, buf, n_read) < 0)
+ {
+ error (0, errno, "%s", dst_path);
+ return_val = -1;
+ goto ret;
+ }
+ last_write_made_hole = 0;
+ }
+ }
+
+ /* If the file ends with a `hole', something needs to be written at
+ the end. Otherwise the kernel would truncate the file at the end
+ of the last write operation. */
+
+ if (last_write_made_hole)
+ {
+#if HAVE_FTRUNCATE
+ /* Write a null character and truncate it again. */
+ if (full_write (dest_desc, "", 1) < 0
+ || ftruncate (dest_desc, n_read_total) < 0)
+#else
+ /* Seek backwards one character and write a null. */
+ if (lseek (dest_desc, (off_t) -1, SEEK_CUR) < 0L
+ || full_write (dest_desc, "", 1) < 0)
+#endif
+ {
+ error (0, errno, "%s", dst_path);
+ return_val = -1;
+ }
+ }
+
+ret:
+ if (close (dest_desc) < 0)
+ {
+ error (0, errno, "%s", dst_path);
+ return_val = -1;
+ }
+ret2:
+ if (close (source_desc) < 0)
+ {
+ error (0, errno, "%s", src_path);
+ return_val = -1;
+ }
+
+ return return_val;
+}