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-rw-r--r--lib/database.cc28
-rw-r--r--lib/directory.cc15
-rw-r--r--lib/message.cc67
-rw-r--r--lib/notmuch-private.h3
-rw-r--r--lib/notmuch.h29
5 files changed, 104 insertions, 38 deletions
diff --git a/lib/database.cc b/lib/database.cc
index 125b37eb..807e39ed 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -475,6 +475,17 @@ notmuch_database_create (const char *path)
return notmuch;
}
+notmuch_status_t
+_notmuch_database_ensure_writable (notmuch_database_t *notmuch)
+{
+ if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
+ fprintf (stderr, "Cannot write to a read-only database.\n");
+ return NOTMUCH_STATUS_READONLY_DATABASE;
+ }
+
+ return NOTMUCH_STATUS_SUCCESS;
+}
+
notmuch_database_t *
notmuch_database_open (const char *path,
notmuch_database_mode_t mode)
@@ -1034,11 +1045,13 @@ notmuch_database_add_message (notmuch_database_t *notmuch,
if (message_ret)
*message_ret = NULL;
+ ret = _notmuch_database_ensure_writable (notmuch);
+ if (ret)
+ return ret;
+
message_file = notmuch_message_file_open (filename);
- if (message_file == NULL) {
- ret = NOTMUCH_STATUS_FILE_ERROR;
- goto DONE;
- }
+ if (message_file == NULL)
+ return NOTMUCH_STATUS_FILE_ERROR;
notmuch_message_file_restrict_headers (message_file,
"date",
@@ -1173,10 +1186,9 @@ notmuch_database_remove_message (notmuch_database_t *notmuch,
Xapian::Document document;
notmuch_status_t status;
- if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
- fprintf (stderr, "Attempted to update a read-only database.\n");
- return NOTMUCH_STATUS_READONLY_DATABASE;
- }
+ status = _notmuch_database_ensure_writable (notmuch);
+ if (status)
+ return status;
db = static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db);
diff --git a/lib/directory.cc b/lib/directory.cc
index d5015e0a..461c0cc3 100644
--- a/lib/directory.cc
+++ b/lib/directory.cc
@@ -182,11 +182,8 @@ _notmuch_directory_create (notmuch_database_t *notmuch,
path = _notmuch_database_relative_path (notmuch, path);
- if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
- fprintf (stderr, "Attempted to update a read-only database.\n");
- *status_ret = NOTMUCH_STATUS_READONLY_DATABASE;
- return NULL;
- }
+ if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY)
+ INTERNAL_ERROR ("Failure to ensure database is writable");
db = static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db);
@@ -268,11 +265,11 @@ notmuch_directory_set_mtime (notmuch_directory_t *directory,
{
notmuch_database_t *notmuch = directory->notmuch;
Xapian::WritableDatabase *db;
+ notmuch_status_t status;
- if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
- fprintf (stderr, "Attempted to update a read-only database.\n");
- return NOTMUCH_STATUS_READONLY_DATABASE;
- }
+ status = _notmuch_database_ensure_writable (notmuch);
+ if (status)
+ return status;
db = static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db);
diff --git a/lib/message.cc b/lib/message.cc
index 0fc54668..ea9c8bd9 100644
--- a/lib/message.cc
+++ b/lib/message.cc
@@ -174,11 +174,6 @@ _notmuch_message_create_for_message_id (notmuch_database_t *notmuch,
unsigned int doc_id;
char *term;
- if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
- *status_ret = NOTMUCH_PRIVATE_STATUS_READONLY_DATABASE;
- return NULL;
- }
-
*status_ret = NOTMUCH_PRIVATE_STATUS_SUCCESS;
message = notmuch_database_find_message (notmuch, message_id);
@@ -192,6 +187,9 @@ _notmuch_message_create_for_message_id (notmuch_database_t *notmuch,
return NULL;
}
+ if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY)
+ INTERNAL_ERROR ("Failure to ensure database is writable.");
+
db = static_cast<Xapian::WritableDatabase *> (notmuch->xapian_db);
try {
doc.add_term (term);
@@ -706,7 +704,12 @@ _notmuch_message_remove_term (notmuch_message_t *message,
notmuch_status_t
notmuch_message_add_tag (notmuch_message_t *message, const char *tag)
{
- notmuch_private_status_t status;
+ notmuch_private_status_t private_status;
+ notmuch_status_t status;
+
+ status = _notmuch_database_ensure_writable (message->notmuch);
+ if (status)
+ return status;
if (tag == NULL)
return NOTMUCH_STATUS_NULL_POINTER;
@@ -714,10 +717,10 @@ notmuch_message_add_tag (notmuch_message_t *message, const char *tag)
if (strlen (tag) > NOTMUCH_TAG_MAX)
return NOTMUCH_STATUS_TAG_TOO_LONG;
- status = _notmuch_message_add_term (message, "tag", tag);
- if (status) {
+ private_status = _notmuch_message_add_term (message, "tag", tag);
+ if (private_status) {
INTERNAL_ERROR ("_notmuch_message_add_term return unexpected value: %d\n",
- status);
+ private_status);
}
if (! message->frozen)
@@ -729,7 +732,12 @@ notmuch_message_add_tag (notmuch_message_t *message, const char *tag)
notmuch_status_t
notmuch_message_remove_tag (notmuch_message_t *message, const char *tag)
{
- notmuch_private_status_t status;
+ notmuch_private_status_t private_status;
+ notmuch_status_t status;
+
+ status = _notmuch_database_ensure_writable (message->notmuch);
+ if (status)
+ return status;
if (tag == NULL)
return NOTMUCH_STATUS_NULL_POINTER;
@@ -737,10 +745,10 @@ notmuch_message_remove_tag (notmuch_message_t *message, const char *tag)
if (strlen (tag) > NOTMUCH_TAG_MAX)
return NOTMUCH_STATUS_TAG_TOO_LONG;
- status = _notmuch_message_remove_term (message, "tag", tag);
- if (status) {
+ private_status = _notmuch_message_remove_term (message, "tag", tag);
+ if (private_status) {
INTERNAL_ERROR ("_notmuch_message_remove_term return unexpected value: %d\n",
- status);
+ private_status);
}
if (! message->frozen)
@@ -749,39 +757,60 @@ notmuch_message_remove_tag (notmuch_message_t *message, const char *tag)
return NOTMUCH_STATUS_SUCCESS;
}
-void
+notmuch_status_t
notmuch_message_remove_all_tags (notmuch_message_t *message)
{
- notmuch_private_status_t status;
+ notmuch_private_status_t private_status;
+ notmuch_status_t status;
notmuch_tags_t *tags;
const char *tag;
+ status = _notmuch_database_ensure_writable (message->notmuch);
+ if (status)
+ return status;
+
for (tags = notmuch_message_get_tags (message);
notmuch_tags_has_more (tags);
notmuch_tags_advance (tags))
{
tag = notmuch_tags_get (tags);
- status = _notmuch_message_remove_term (message, "tag", tag);
- if (status) {
+ private_status = _notmuch_message_remove_term (message, "tag", tag);
+ if (private_status) {
INTERNAL_ERROR ("_notmuch_message_remove_term return unexpected value: %d\n",
- status);
+ private_status);
}
}
if (! message->frozen)
_notmuch_message_sync (message);
+
+ return NOTMUCH_STATUS_SUCCESS;
}
-void
+notmuch_status_t
notmuch_message_freeze (notmuch_message_t *message)
{
+ notmuch_status_t status;
+
+ status = _notmuch_database_ensure_writable (message->notmuch);
+ if (status)
+ return status;
+
message->frozen++;
+
+ return NOTMUCH_STATUS_SUCCESS;
}
notmuch_status_t
notmuch_message_thaw (notmuch_message_t *message)
{
+ notmuch_status_t status;
+
+ status = _notmuch_database_ensure_writable (message->notmuch);
+ if (status)
+ return status;
+
if (message->frozen > 0) {
message->frozen--;
if (message->frozen == 0)
diff --git a/lib/notmuch-private.h b/lib/notmuch-private.h
index 8b582640..4eb82619 100644
--- a/lib/notmuch-private.h
+++ b/lib/notmuch-private.h
@@ -151,6 +151,9 @@ typedef enum _notmuch_private_status {
const char *
_find_prefix (const char *name);
+notmuch_status_t
+_notmuch_database_ensure_writable (notmuch_database_t *notmuch);
+
const char *
_notmuch_database_relative_path (notmuch_database_t *notmuch,
const char *path);
diff --git a/lib/notmuch.h b/lib/notmuch.h
index f3e1d286..d0337304 100644
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -229,6 +229,9 @@ notmuch_database_get_directory (notmuch_database_t *database,
*
* NOTMUCH_STATUS_FILE_NOT_EMAIL: the contents of filename don't look
* like an email message. Nothing added to the database.
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so no message can be added.
*/
notmuch_status_t
notmuch_database_add_message (notmuch_database_t *database,
@@ -252,6 +255,9 @@ notmuch_database_add_message (notmuch_database_t *database,
* NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID: This filename was removed but
* the message persists in the database with at least one other
* filename.
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so no message can be removed.
*/
notmuch_status_t
notmuch_database_remove_message (notmuch_database_t *database,
@@ -789,6 +795,9 @@ notmuch_message_get_tags (notmuch_message_t *message);
*
* NOTMUCH_STATUS_TAG_TOO_LONG: The length of 'tag' is too long
* (exceeds NOTMUCH_TAG_MAX)
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so message cannot be modified.
*/
notmuch_status_t
notmuch_message_add_tag (notmuch_message_t *message, const char *tag);
@@ -803,6 +812,9 @@ notmuch_message_add_tag (notmuch_message_t *message, const char *tag);
*
* NOTMUCH_STATUS_TAG_TOO_LONG: The length of 'tag' is too long
* (exceeds NOTMUCH_TAG_MAX)
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so message cannot be modified.
*/
notmuch_status_t
notmuch_message_remove_tag (notmuch_message_t *message, const char *tag);
@@ -811,8 +823,11 @@ notmuch_message_remove_tag (notmuch_message_t *message, const char *tag);
*
* See notmuch_message_freeze for an example showing how to safely
* replace tag values.
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so message cannot be modified.
*/
-void
+notmuch_status_t
notmuch_message_remove_all_tags (notmuch_message_t *message);
/* Freeze the current state of 'message' within the database.
@@ -847,8 +862,15 @@ notmuch_message_remove_all_tags (notmuch_message_t *message);
* somehow getting interrupted. This could result in the message being
* left with no tags if the interruption happened after
* notmuch_message_remove_all_tags but before notmuch_message_add_tag.
+ *
+ * Return value:
+ *
+ * NOTMUCH_STATUS_SUCCESS: Message successfully frozen.
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so message cannot be modified.
*/
-void
+notmuch_status_t
notmuch_message_freeze (notmuch_message_t *message);
/* Thaw the current 'message', synchronizing any changes that may have
@@ -957,6 +979,9 @@ notmuch_tags_destroy (notmuch_tags_t *tags);
*
* NOTMUCH_STATUS_XAPIAN_EXCEPTION: A Xapian exception
* occurred, mtime not stored.
+ *
+ * NOTMUCH_STATUS_READONLY_DATABASE: Database was opened in read-only
+ * mode so directory mtime cannot be modified.
*/
notmuch_status_t
notmuch_directory_set_mtime (notmuch_directory_t *directory,
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-25 09:31:34 +0000