lib: modify notmuch.h for automatic document generation

Minimal changes to produce a sensible result.
This commit is contained in:
Jani Nikula 2014-01-01 19:52:54 +02:00 committed by David Bremner
parent f230fd167a
commit b65ca8e0ba

View file

@ -18,9 +18,19 @@
* Author: Carl Worth <cworth@cworth.org>
*/
/**
* @defgroup notmuch The notmuch API
*
* Not much of an email library, (just index and search)
*
* @{
*/
#ifndef NOTMUCH_H
#define NOTMUCH_H
#ifndef __DOXYGEN__
#ifdef __cplusplus
# define NOTMUCH_BEGIN_DECLS extern "C" {
# define NOTMUCH_END_DECLS }
@ -49,19 +59,28 @@ NOTMUCH_BEGIN_DECLS
#define LIBNOTMUCH_MINOR_VERSION 1
#define LIBNOTMUCH_MICRO_VERSION 0
/*
#endif /* __DOXYGEN__ */
/**
* Check the version of the notmuch library being compiled against.
*
* Return true if the library being compiled against is of the
* specified version or above. For example:
*
* @code
* #if LIBNOTMUCH_CHECK_VERSION(3, 1, 0)
* (code requiring libnotmuch 3.1.0 or above)
* #endif
* @endcode
*
* LIBNOTMUCH_CHECK_VERSION has been defined since version 3.1.0; you
* can use #if !defined(NOTMUCH_CHECK_VERSION) to check for versions
* prior to that.
* LIBNOTMUCH_CHECK_VERSION has been defined since version 3.1.0; to
* check for versions prior to that, use:
*
* @code
* #if !defined(NOTMUCH_CHECK_VERSION)
* (code requiring libnotmuch prior to 3.1.0)
* #endif
* @endcode
*/
#define LIBNOTMUCH_CHECK_VERSION (major, minor, micro) \
(LIBNOTMUCH_MAJOR_VERSION > (major) || \
@ -69,72 +88,86 @@ NOTMUCH_BEGIN_DECLS
(LIBNOTMUCH_MAJOR_VERSION == (major) && LIBNOTMUCH_MINOR_VERSION == (minor) && \
LIBNOTMUCH_MICRO_VERSION >= (micro)))
/**
* Notmuch boolean type.
*/
typedef int notmuch_bool_t;
/* Status codes used for the return values of most functions.
/**
* Status codes used for the return values of most functions.
*
* A zero value (NOTMUCH_STATUS_SUCCESS) indicates that the function
* completed without error. Any other value indicates an error as
* follows:
*
* NOTMUCH_STATUS_SUCCESS: No error occurred.
*
* NOTMUCH_STATUS_OUT_OF_MEMORY: Out of memory
*
* XXX: We don't really want to expose this lame XAPIAN_EXCEPTION
* value. Instead we should map to things like DATABASE_LOCKED or
* whatever.
*
* NOTMUCH_STATUS_READ_ONLY_DATABASE: An attempt was made to write to
* a database opened in read-only mode.
*
* NOTMUCH_STATUS_XAPIAN_EXCEPTION: A Xapian exception occurred
*
* NOTMUCH_STATUS_FILE_ERROR: An error occurred trying to read or
* write to a file (this could be file not found, permission
* denied, etc.)
*
* NOTMUCH_STATUS_FILE_NOT_EMAIL: A file was presented that doesn't
* appear to be an email message.
*
* NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID: A file contains a message ID
* that is identical to a message already in the database.
*
* NOTMUCH_STATUS_NULL_POINTER: The user erroneously passed a NULL
* pointer to a notmuch function.
*
* NOTMUCH_STATUS_TAG_TOO_LONG: A tag value is too long (exceeds
* NOTMUCH_TAG_MAX)
*
* NOTMUCH_STATUS_UNBALANCED_FREEZE_THAW: The notmuch_message_thaw
* function has been called more times than notmuch_message_freeze.
*
* NOTMUCH_STATUS_UNBALANCED_ATOMIC: notmuch_database_end_atomic has
* been called more times than notmuch_database_begin_atomic.
*
* And finally:
*
* NOTMUCH_STATUS_LAST_STATUS: Not an actual status value. Just a way
* to find out how many valid status values there are.
* completed without error. Any other value indicates an error.
*/
typedef enum _notmuch_status {
/**
* No error occurred.
*/
NOTMUCH_STATUS_SUCCESS = 0,
/**
* Out of memory.
*/
NOTMUCH_STATUS_OUT_OF_MEMORY,
/**
* An attempt was made to write to a database opened in read-only
* mode.
*/
NOTMUCH_STATUS_READ_ONLY_DATABASE,
/**
* A Xapian exception occurred.
*/
NOTMUCH_STATUS_XAPIAN_EXCEPTION,
/**
* An error occurred trying to read or write to a file (this could
* be file not found, permission denied, etc.)
*
* @todo We don't really want to expose this lame XAPIAN_EXCEPTION
* value. Instead we should map to things like DATABASE_LOCKED or
* whatever.
*/
NOTMUCH_STATUS_FILE_ERROR,
/**
* A file was presented that doesn't appear to be an email
* message.
*/
NOTMUCH_STATUS_FILE_NOT_EMAIL,
/**
* A file contains a message ID that is identical to a message
* already in the database.
*/
NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID,
/**
* The user erroneously passed a NULL pointer to a notmuch
* function.
*/
NOTMUCH_STATUS_NULL_POINTER,
/**
* A tag value is too long (exceeds NOTMUCH_TAG_MAX).
*/
NOTMUCH_STATUS_TAG_TOO_LONG,
/**
* The notmuch_message_thaw function has been called more times
* than notmuch_message_freeze.
*/
NOTMUCH_STATUS_UNBALANCED_FREEZE_THAW,
/**
* notmuch_database_end_atomic has been called more times than
* notmuch_database_begin_atomic.
*/
NOTMUCH_STATUS_UNBALANCED_ATOMIC,
/**
* The operation is not supported.
*/
NOTMUCH_STATUS_UNSUPPORTED_OPERATION,
/**
* Not an actual status value. Just a way to find out how many
* valid status values there are.
*/
NOTMUCH_STATUS_LAST_STATUS
} notmuch_status_t;
/* Get a string representation of a notmuch_status_t value.
/**
* Get a string representation of a notmuch_status_t value.
*
* The result is read-only.
*/
@ -143,6 +176,7 @@ notmuch_status_to_string (notmuch_status_t status);
/* Various opaque data types. For each notmuch_<foo>_t see the various
* notmuch_<foo> functions below. */
#ifndef __DOXYGEN__
typedef struct _notmuch_database notmuch_database_t;
typedef struct _notmuch_query notmuch_query_t;
typedef struct _notmuch_threads notmuch_threads_t;
@ -152,8 +186,10 @@ typedef struct _notmuch_message notmuch_message_t;
typedef struct _notmuch_tags notmuch_tags_t;
typedef struct _notmuch_directory notmuch_directory_t;
typedef struct _notmuch_filenames notmuch_filenames_t;
#endif /* __DOXYGEN__ */
/* Create a new, empty notmuch database located at 'path'.
/**
* Create a new, empty notmuch database located at 'path'.
*
* The path should be a top-level directory to a collection of
* plain-text email messages (one message per file). This call will
@ -189,12 +225,22 @@ typedef struct _notmuch_filenames notmuch_filenames_t;
notmuch_status_t
notmuch_database_create (const char *path, notmuch_database_t **database);
/**
* Database open mode for notmuch_database_open.
*/
typedef enum {
/**
* Open database for reading only.
*/
NOTMUCH_DATABASE_MODE_READ_ONLY = 0,
/**
* Open database for reading and writing.
*/
NOTMUCH_DATABASE_MODE_READ_WRITE
} notmuch_database_mode_t;
/* Open an existing notmuch database located at 'path'.
/**
* Open an existing notmuch database located at 'path'.
*
* The database should have been created at some time in the past,
* (not necessarily by this process), by calling
@ -230,7 +276,8 @@ notmuch_database_open (const char *path,
notmuch_database_mode_t mode,
notmuch_database_t **database);
/* Close the given notmuch database.
/**
* Close the given notmuch database.
*
* After notmuch_database_close has been called, calls to other
* functions on objects derived from this database may either behave
@ -244,12 +291,14 @@ notmuch_database_open (const char *path,
void
notmuch_database_close (notmuch_database_t *database);
/* A callback invoked by notmuch_database_compact to notify the user
/**
* A callback invoked by notmuch_database_compact to notify the user
* of the progress of the compaction process.
*/
typedef void (*notmuch_compact_status_cb_t)(const char *message, void *closure);
/* Compact a notmuch database, backing up the original database to the
/**
* Compact a notmuch database, backing up the original database to the
* given path.
*
* The database will be opened with NOTMUCH_DATABASE_MODE_READ_WRITE
@ -265,33 +314,41 @@ notmuch_database_compact (const char* path,
notmuch_compact_status_cb_t status_cb,
void *closure);
/* Destroy the notmuch database, closing it if necessary and freeing
/**
* Destroy the notmuch database, closing it if necessary and freeing
* all associated resources.
*/
void
notmuch_database_destroy (notmuch_database_t *database);
/* Return the database path of the given database.
/**
* Return the database path of the given database.
*
* The return value is a string owned by notmuch so should not be
* modified nor freed by the caller. */
* modified nor freed by the caller.
*/
const char *
notmuch_database_get_path (notmuch_database_t *database);
/* Return the database format version of the given database. */
/**
* Return the database format version of the given database.
*/
unsigned int
notmuch_database_get_version (notmuch_database_t *database);
/* Does this database need to be upgraded before writing to it?
/**
* Does this database need to be upgraded before writing to it?
*
* If this function returns TRUE then no functions that modify the
* database (notmuch_database_add_message, notmuch_message_add_tag,
* notmuch_directory_set_mtime, etc.) will work unless the function
* notmuch_database_upgrade is called successfully first. */
* notmuch_database_upgrade is called successfully first.
*/
notmuch_bool_t
notmuch_database_needs_upgrade (notmuch_database_t *database);
/* Upgrade the current database.
/**
* Upgrade the current database.
*
* After opening a database in read-write mode, the client should
* check if an upgrade is needed (notmuch_database_needs_upgrade) and
@ -310,7 +367,8 @@ notmuch_database_upgrade (notmuch_database_t *database,
double progress),
void *closure);
/* Begin an atomic database operation.
/**
* Begin an atomic database operation.
*
* Any modifications performed between a successful begin and a
* notmuch_database_end_atomic will be applied to the database
@ -331,7 +389,8 @@ notmuch_database_upgrade (notmuch_database_t *database,
notmuch_status_t
notmuch_database_begin_atomic (notmuch_database_t *notmuch);
/* Indicate the end of an atomic database operation.
/**
* Indicate the end of an atomic database operation.
*
* Return value:
*
@ -346,7 +405,8 @@ notmuch_database_begin_atomic (notmuch_database_t *notmuch);
notmuch_status_t
notmuch_database_end_atomic (notmuch_database_t *notmuch);
/* Retrieve a directory object from the database for 'path'.
/**
* Retrieve a directory object from the database for 'path'.
*
* Here, 'path' should be a path relative to the path of 'database'
* (see notmuch_database_get_path), or else should be an absolute path
@ -369,7 +429,8 @@ notmuch_database_get_directory (notmuch_database_t *database,
const char *path,
notmuch_directory_t **directory);
/* Add a new message to the given notmuch database or associate an
/**
* Add a new message to the given notmuch database or associate an
* additional filename with an existing message.
*
* Here, 'filename' should be a path relative to the path of
@ -420,7 +481,8 @@ notmuch_database_add_message (notmuch_database_t *database,
const char *filename,
notmuch_message_t **message);
/* Remove a message filename from the given notmuch database. If the
/**
* Remove a message filename from the given notmuch database. If the
* message has no more filenames, remove the message.
*
* If the same message (as determined by the message ID) is still
@ -448,7 +510,8 @@ notmuch_status_t
notmuch_database_remove_message (notmuch_database_t *database,
const char *filename);
/* Find a message with the given message_id.
/**
* Find a message with the given message_id.
*
* If a message with the given message_id is found then, on successful return
* (NOTMUCH_STATUS_SUCCESS) '*message' will be initialized to a message
@ -475,7 +538,8 @@ notmuch_database_find_message (notmuch_database_t *database,
const char *message_id,
notmuch_message_t **message);
/* Find a message with the given filename.
/**
* Find a message with the given filename.
*
* If the database contains a message with the given filename then, on
* successful return (NOTMUCH_STATUS_SUCCESS) '*message' will be initialized to
@ -502,7 +566,8 @@ notmuch_database_find_message_by_filename (notmuch_database_t *notmuch,
const char *filename,
notmuch_message_t **message);
/* Return a list of all tags found in the database.
/**
* Return a list of all tags found in the database.
*
* This function creates a list of all tags found in the database. The
* resulting list contains all tags from all messages found in the database.
@ -512,7 +577,8 @@ notmuch_database_find_message_by_filename (notmuch_database_t *notmuch,
notmuch_tags_t *
notmuch_database_get_all_tags (notmuch_database_t *db);
/* Create a new query for 'database'.
/**
* Create a new query for 'database'.
*
* Here, 'database' should be an open database, (see
* notmuch_database_open and notmuch_database_create).
@ -540,19 +606,36 @@ notmuch_query_t *
notmuch_query_create (notmuch_database_t *database,
const char *query_string);
/* Sort values for notmuch_query_set_sort */
/**
* Sort values for notmuch_query_set_sort.
*/
typedef enum {
/**
* Oldest first.
*/
NOTMUCH_SORT_OLDEST_FIRST,
/**
* Newest first.
*/
NOTMUCH_SORT_NEWEST_FIRST,
/**
* Sort by message-id.
*/
NOTMUCH_SORT_MESSAGE_ID,
/**
* Do not sort.
*/
NOTMUCH_SORT_UNSORTED
} notmuch_sort_t;
/* Return the query_string of this query. See notmuch_query_create. */
/**
* Return the query_string of this query. See notmuch_query_create.
*/
const char *
notmuch_query_get_query_string (notmuch_query_t *query);
/* Exclude values for notmuch_query_set_omit_excluded. The strange
/**
* Exclude values for notmuch_query_set_omit_excluded. The strange
* order is to maintain backward compatibility: the old FALSE/TRUE
* options correspond to the new
* NOTMUCH_EXCLUDE_FLAG/NOTMUCH_EXCLUDE_TRUE options.
@ -564,7 +647,8 @@ typedef enum {
NOTMUCH_EXCLUDE_ALL
} notmuch_exclude_t;
/* Specify whether to omit excluded results or simply flag them. By
/**
* Specify whether to omit excluded results or simply flag them. By
* default, this is set to TRUE.
*
* If set to TRUE or ALL, notmuch_query_search_messages will omit excluded
@ -594,21 +678,29 @@ void
notmuch_query_set_omit_excluded (notmuch_query_t *query,
notmuch_exclude_t omit_excluded);
/* Specify the sorting desired for this query. */
/**
* Specify the sorting desired for this query.
*/
void
notmuch_query_set_sort (notmuch_query_t *query, notmuch_sort_t sort);
/* Return the sort specified for this query. See notmuch_query_set_sort. */
/**
* Return the sort specified for this query. See
* notmuch_query_set_sort.
*/
notmuch_sort_t
notmuch_query_get_sort (notmuch_query_t *query);
/* Add a tag that will be excluded from the query results by default.
/**
* Add a tag that will be excluded from the query results by default.
* This exclusion will be overridden if this tag appears explicitly in
* the query. */
* the query.
*/
void
notmuch_query_add_tag_exclude (notmuch_query_t *query, const char *tag);
/* Execute a query for threads, returning a notmuch_threads_t object
/**
* Execute a query for threads, returning a notmuch_threads_t object
* which can be used to iterate over the results. The returned threads
* object is owned by the query and as such, will only be valid until
* notmuch_query_destroy.
@ -649,7 +741,8 @@ notmuch_query_add_tag_exclude (notmuch_query_t *query, const char *tag);
notmuch_threads_t *
notmuch_query_search_threads (notmuch_query_t *query);
/* Execute a query for messages, returning a notmuch_messages_t object
/**
* Execute a query for messages, returning a notmuch_messages_t object
* which can be used to iterate over the results. The returned
* messages object is owned by the query and as such, will only be
* valid until notmuch_query_destroy.
@ -690,7 +783,8 @@ notmuch_query_search_threads (notmuch_query_t *query);
notmuch_messages_t *
notmuch_query_search_messages (notmuch_query_t *query);
/* Destroy a notmuch_query_t along with any associated resources.
/**
* Destroy a notmuch_query_t along with any associated resources.
*
* This will in turn destroy any notmuch_threads_t and
* notmuch_messages_t objects generated by this query, (and in
@ -701,7 +795,8 @@ notmuch_query_search_messages (notmuch_query_t *query);
void
notmuch_query_destroy (notmuch_query_t *query);
/* Is the given 'threads' iterator pointing at a valid thread.
/**
* Is the given 'threads' iterator pointing at a valid thread.
*
* When this function returns TRUE, notmuch_threads_get will return a
* valid object. Whereas when this function returns FALSE,
@ -713,7 +808,8 @@ notmuch_query_destroy (notmuch_query_t *query);
notmuch_bool_t
notmuch_threads_valid (notmuch_threads_t *threads);
/* Get the current thread from 'threads' as a notmuch_thread_t.
/**
* Get the current thread from 'threads' as a notmuch_thread_t.
*
* Note: The returned thread belongs to 'threads' and has a lifetime
* identical to it (and the query to which it belongs).
@ -727,7 +823,8 @@ notmuch_threads_valid (notmuch_threads_t *threads);
notmuch_thread_t *
notmuch_threads_get (notmuch_threads_t *threads);
/* Move the 'threads' iterator to the next thread.
/**
* Move the 'threads' iterator to the next thread.
*
* If 'threads' is already pointing at the last thread then the
* iterator will be moved to a point just beyond that last thread,
@ -740,7 +837,8 @@ notmuch_threads_get (notmuch_threads_t *threads);
void
notmuch_threads_move_to_next (notmuch_threads_t *threads);
/* Destroy a notmuch_threads_t object.
/**
* Destroy a notmuch_threads_t object.
*
* It's not strictly necessary to call this function. All memory from
* the notmuch_threads_t object will be reclaimed when the
@ -749,7 +847,8 @@ notmuch_threads_move_to_next (notmuch_threads_t *threads);
void
notmuch_threads_destroy (notmuch_threads_t *threads);
/* Return an estimate of the number of messages matching a search
/**
* Return an estimate of the number of messages matching a search.
*
* This function performs a search and returns Xapian's best
* guess as to number of matching messages.
@ -759,8 +858,9 @@ notmuch_threads_destroy (notmuch_threads_t *threads);
*/
unsigned
notmuch_query_count_messages (notmuch_query_t *query);
/* Return the number of threads matching a search.
/**
* Return the number of threads matching a search.
*
* This function performs a search and returns the number of unique thread IDs
* in the matching messages. This is the same as number of threads matching a
@ -774,7 +874,8 @@ notmuch_query_count_messages (notmuch_query_t *query);
unsigned
notmuch_query_count_threads (notmuch_query_t *query);
/* Get the thread ID of 'thread'.
/**
* Get the thread ID of 'thread'.
*
* The returned string belongs to 'thread' and as such, should not be
* modified by the caller and will only be valid for as long as the
@ -784,7 +885,8 @@ notmuch_query_count_threads (notmuch_query_t *query);
const char *
notmuch_thread_get_thread_id (notmuch_thread_t *thread);
/* Get the total number of messages in 'thread'.
/**
* Get the total number of messages in 'thread'.
*
* This count consists of all messages in the database belonging to
* this thread. Contrast with notmuch_thread_get_matched_messages() .
@ -792,7 +894,8 @@ notmuch_thread_get_thread_id (notmuch_thread_t *thread);
int
notmuch_thread_get_total_messages (notmuch_thread_t *thread);
/* Get a notmuch_messages_t iterator for the top-level messages in
/**
* Get a notmuch_messages_t iterator for the top-level messages in
* 'thread' in oldest-first order.
*
* This iterator will not necessarily iterate over all of the messages
@ -804,7 +907,8 @@ notmuch_thread_get_total_messages (notmuch_thread_t *thread);
notmuch_messages_t *
notmuch_thread_get_toplevel_messages (notmuch_thread_t *thread);
/* Get a notmuch_thread_t iterator for all messages in 'thread' in
/**
* Get a notmuch_thread_t iterator for all messages in 'thread' in
* oldest-first order.
*
* The returned list will be destroyed when the thread is destroyed.
@ -812,7 +916,8 @@ notmuch_thread_get_toplevel_messages (notmuch_thread_t *thread);
notmuch_messages_t *
notmuch_thread_get_messages (notmuch_thread_t *thread);
/* Get the number of messages in 'thread' that matched the search.
/**
* Get the number of messages in 'thread' that matched the search.
*
* This count includes only the messages in this thread that were
* matched by the search from which the thread was created and were
@ -823,7 +928,8 @@ notmuch_thread_get_messages (notmuch_thread_t *thread);
int
notmuch_thread_get_matched_messages (notmuch_thread_t *thread);
/* Get the authors of 'thread' as a UTF-8 string.
/**
* Get the authors of 'thread' as a UTF-8 string.
*
* The returned string is a comma-separated list of the names of the
* authors of mail messages in the query results that belong to this
@ -837,7 +943,8 @@ notmuch_thread_get_matched_messages (notmuch_thread_t *thread);
const char *
notmuch_thread_get_authors (notmuch_thread_t *thread);
/* Get the subject of 'thread' as a UTF-8 string.
/**
* Get the subject of 'thread' as a UTF-8 string.
*
* The subject is taken from the first message (according to the query
* order---see notmuch_query_set_sort) in the query results that
@ -851,17 +958,20 @@ notmuch_thread_get_authors (notmuch_thread_t *thread);
const char *
notmuch_thread_get_subject (notmuch_thread_t *thread);
/* Get the date of the oldest message in 'thread' as a time_t value.
/**
* Get the date of the oldest message in 'thread' as a time_t value.
*/
time_t
notmuch_thread_get_oldest_date (notmuch_thread_t *thread);
/* Get the date of the newest message in 'thread' as a time_t value.
/**
* Get the date of the newest message in 'thread' as a time_t value.
*/
time_t
notmuch_thread_get_newest_date (notmuch_thread_t *thread);
/* Get the tags for 'thread', returning a notmuch_tags_t object which
/**
* Get the tags for 'thread', returning a notmuch_tags_t object which
* can be used to iterate over all tags.
*
* Note: In the Notmuch database, tags are stored on individual
@ -900,11 +1010,14 @@ notmuch_thread_get_newest_date (notmuch_thread_t *thread);
notmuch_tags_t *
notmuch_thread_get_tags (notmuch_thread_t *thread);
/* Destroy a notmuch_thread_t object. */
/**
* Destroy a notmuch_thread_t object.
*/
void
notmuch_thread_destroy (notmuch_thread_t *thread);
/* Is the given 'messages' iterator pointing at a valid message.
/**
* Is the given 'messages' iterator pointing at a valid message.
*
* When this function returns TRUE, notmuch_messages_get will return a
* valid object. Whereas when this function returns FALSE,
@ -916,7 +1029,8 @@ notmuch_thread_destroy (notmuch_thread_t *thread);
notmuch_bool_t
notmuch_messages_valid (notmuch_messages_t *messages);
/* Get the current message from 'messages' as a notmuch_message_t.
/**
* Get the current message from 'messages' as a notmuch_message_t.
*
* Note: The returned message belongs to 'messages' and has a lifetime
* identical to it (and the query to which it belongs).
@ -930,7 +1044,8 @@ notmuch_messages_valid (notmuch_messages_t *messages);
notmuch_message_t *
notmuch_messages_get (notmuch_messages_t *messages);
/* Move the 'messages' iterator to the next message.
/**
* Move the 'messages' iterator to the next message.
*
* If 'messages' is already pointing at the last message then the
* iterator will be moved to a point just beyond that last message,
@ -943,7 +1058,8 @@ notmuch_messages_get (notmuch_messages_t *messages);
void
notmuch_messages_move_to_next (notmuch_messages_t *messages);
/* Destroy a notmuch_messages_t object.
/**
* Destroy a notmuch_messages_t object.
*
* It's not strictly necessary to call this function. All memory from
* the notmuch_messages_t object will be reclaimed when the containing
@ -952,7 +1068,8 @@ notmuch_messages_move_to_next (notmuch_messages_t *messages);
void
notmuch_messages_destroy (notmuch_messages_t *messages);
/* Return a list of tags from all messages.
/**
* Return a list of tags from all messages.
*
* The resulting list is guaranteed not to contain duplicated tags.
*
@ -967,7 +1084,8 @@ notmuch_messages_destroy (notmuch_messages_t *messages);
notmuch_tags_t *
notmuch_messages_collect_tags (notmuch_messages_t *messages);
/* Get the message ID of 'message'.
/**
* Get the message ID of 'message'.
*
* The returned string belongs to 'message' and as such, should not be
* modified by the caller and will only be valid for as long as the
@ -981,7 +1099,8 @@ notmuch_messages_collect_tags (notmuch_messages_t *messages);
const char *
notmuch_message_get_message_id (notmuch_message_t *message);
/* Get the thread ID of 'message'.
/**
* Get the thread ID of 'message'.
*
* The returned string belongs to 'message' and as such, should not be
* modified by the caller and will only be valid for as long as the
@ -995,7 +1114,8 @@ notmuch_message_get_message_id (notmuch_message_t *message);
const char *
notmuch_message_get_thread_id (notmuch_message_t *message);
/* Get a notmuch_messages_t iterator for all of the replies to
/**
* Get a notmuch_messages_t iterator for all of the replies to
* 'message'.
*
* Note: This call only makes sense if 'message' was ultimately
@ -1015,7 +1135,8 @@ notmuch_message_get_thread_id (notmuch_message_t *message);
notmuch_messages_t *
notmuch_message_get_replies (notmuch_message_t *message);
/* Get a filename for the email corresponding to 'message'.
/**
* Get a filename for the email corresponding to 'message'.
*
* The returned filename is an absolute filename, (the initial
* component will match notmuch_database_get_path() ).
@ -1033,7 +1154,8 @@ notmuch_message_get_replies (notmuch_message_t *message);
const char *
notmuch_message_get_filename (notmuch_message_t *message);
/* Get all filenames for the email corresponding to 'message'.
/**
* Get all filenames for the email corresponding to 'message'.
*
* Returns a notmuch_filenames_t iterator listing all the filenames
* associated with 'message'. These files may not have identical
@ -1045,31 +1167,40 @@ notmuch_message_get_filename (notmuch_message_t *message);
notmuch_filenames_t *
notmuch_message_get_filenames (notmuch_message_t *message);
/* Message flags */
/**
* Message flags.
*/
typedef enum _notmuch_message_flag {
NOTMUCH_MESSAGE_FLAG_MATCH,
NOTMUCH_MESSAGE_FLAG_EXCLUDED
} notmuch_message_flag_t;
/* Get a value of a flag for the email corresponding to 'message'. */
/**
* Get a value of a flag for the email corresponding to 'message'.
*/
notmuch_bool_t
notmuch_message_get_flag (notmuch_message_t *message,
notmuch_message_flag_t flag);
/* Set a value of a flag for the email corresponding to 'message'. */
/**
* Set a value of a flag for the email corresponding to 'message'.
*/
void
notmuch_message_set_flag (notmuch_message_t *message,
notmuch_message_flag_t flag, notmuch_bool_t value);
/* Get the date of 'message' as a time_t value.
/**
* Get the date of 'message' as a time_t value.
*
* For the original textual representation of the Date header from the
* message call notmuch_message_get_header() with a header value of
* "date". */
* "date".
*/
time_t
notmuch_message_get_date (notmuch_message_t *message);
/* Get the value of the specified header from 'message' as a UTF-8 string.
/**
* Get the value of the specified header from 'message' as a UTF-8 string.
*
* Common headers are stored in the database when the message is
* indexed and will be returned from the database. Other headers will
@ -1087,7 +1218,8 @@ notmuch_message_get_date (notmuch_message_t *message);
const char *
notmuch_message_get_header (notmuch_message_t *message, const char *header);
/* Get the tags for 'message', returning a notmuch_tags_t object which
/**
* Get the tags for 'message', returning a notmuch_tags_t object which
* can be used to iterate over all tags.
*
* The tags object is owned by the message and as such, will only be
@ -1120,10 +1252,13 @@ notmuch_message_get_header (notmuch_message_t *message, const char *header);
notmuch_tags_t *
notmuch_message_get_tags (notmuch_message_t *message);
/* The longest possible tag value. */
/**
* The longest possible tag value.
*/
#define NOTMUCH_TAG_MAX 200
/* Add a tag to the given message.
/**
* Add a tag to the given message.
*
* Return value:
*
@ -1140,7 +1275,8 @@ notmuch_message_get_tags (notmuch_message_t *message);
notmuch_status_t
notmuch_message_add_tag (notmuch_message_t *message, const char *tag);
/* Remove a tag from the given message.
/**
* Remove a tag from the given message.
*
* Return value:
*
@ -1157,7 +1293,8 @@ 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);
/* Remove all tags from the given message.
/**
* Remove all tags from the given message.
*
* See notmuch_message_freeze for an example showing how to safely
* replace tag values.
@ -1168,7 +1305,8 @@ notmuch_message_remove_tag (notmuch_message_t *message, const char *tag);
notmuch_status_t
notmuch_message_remove_all_tags (notmuch_message_t *message);
/* Add/remove tags according to maildir flags in the message filename(s)
/**
* Add/remove tags according to maildir flags in the message filename(s).
*
* This function examines the filenames of 'message' for maildir
* flags, and adds or removes tags on 'message' as follows when these
@ -1202,7 +1340,8 @@ notmuch_message_remove_all_tags (notmuch_message_t *message);
notmuch_status_t
notmuch_message_maildir_flags_to_tags (notmuch_message_t *message);
/* Rename message filename(s) to encode tags as maildir flags
/**
* Rename message filename(s) to encode tags as maildir flags.
*
* Specifically, for each filename corresponding to this message:
*
@ -1238,7 +1377,8 @@ notmuch_message_maildir_flags_to_tags (notmuch_message_t *message);
notmuch_status_t
notmuch_message_tags_to_maildir_flags (notmuch_message_t *message);
/* Freeze the current state of 'message' within the database.
/**
* Freeze the current state of 'message' within the database.
*
* This means that changes to the message state, (via
* notmuch_message_add_tag, notmuch_message_remove_tag, and
@ -1281,7 +1421,8 @@ notmuch_message_tags_to_maildir_flags (notmuch_message_t *message);
notmuch_status_t
notmuch_message_freeze (notmuch_message_t *message);
/* Thaw the current 'message', synchronizing any changes that may have
/**
* Thaw the current 'message', synchronizing any changes that may have
* occurred while 'message' was frozen into the notmuch database.
*
* See notmuch_message_freeze for an example of how to use this
@ -1304,7 +1445,8 @@ notmuch_message_freeze (notmuch_message_t *message);
notmuch_status_t
notmuch_message_thaw (notmuch_message_t *message);
/* Destroy a notmuch_message_t object.
/**
* Destroy a notmuch_message_t object.
*
* It can be useful to call this function in the case of a single
* query object with many messages in the result, (such as iterating
@ -1315,7 +1457,8 @@ notmuch_message_thaw (notmuch_message_t *message);
void
notmuch_message_destroy (notmuch_message_t *message);
/* Is the given 'tags' iterator pointing at a valid tag.
/**
* Is the given 'tags' iterator pointing at a valid tag.
*
* When this function returns TRUE, notmuch_tags_get will return a
* valid string. Whereas when this function returns FALSE,
@ -1327,7 +1470,8 @@ notmuch_message_destroy (notmuch_message_t *message);
notmuch_bool_t
notmuch_tags_valid (notmuch_tags_t *tags);
/* Get the current tag from 'tags' as a string.
/**
* Get the current tag from 'tags' as a string.
*
* Note: The returned string belongs to 'tags' and has a lifetime
* identical to it (and the query to which it ultimately belongs).
@ -1338,7 +1482,8 @@ notmuch_tags_valid (notmuch_tags_t *tags);
const char *
notmuch_tags_get (notmuch_tags_t *tags);
/* Move the 'tags' iterator to the next tag.
/**
* Move the 'tags' iterator to the next tag.
*
* If 'tags' is already pointing at the last tag then the iterator
* will be moved to a point just beyond that last tag, (where
@ -1351,7 +1496,8 @@ notmuch_tags_get (notmuch_tags_t *tags);
void
notmuch_tags_move_to_next (notmuch_tags_t *tags);
/* Destroy a notmuch_tags_t object.
/**
* Destroy a notmuch_tags_t object.
*
* It's not strictly necessary to call this function. All memory from
* the notmuch_tags_t object will be reclaimed when the containing
@ -1360,7 +1506,8 @@ notmuch_tags_move_to_next (notmuch_tags_t *tags);
void
notmuch_tags_destroy (notmuch_tags_t *tags);
/* Store an mtime within the database for 'directory'.
/**
* Store an mtime within the database for 'directory'.
*
* The 'directory' should be an object retrieved from the database
* with notmuch_database_get_directory for a particular path.
@ -1400,35 +1547,44 @@ notmuch_status_t
notmuch_directory_set_mtime (notmuch_directory_t *directory,
time_t mtime);
/* Get the mtime of a directory, (as previously stored with
/**
* Get the mtime of a directory, (as previously stored with
* notmuch_directory_set_mtime).
*
* Returns 0 if no mtime has previously been stored for this
* directory.*/
* directory.
*/
time_t
notmuch_directory_get_mtime (notmuch_directory_t *directory);
/* Get a notmuch_filenames_t iterator listing all the filenames of
/**
* Get a notmuch_filenames_t iterator listing all the filenames of
* messages in the database within the given directory.
*
* The returned filenames will be the basename-entries only (not
* complete paths). */
* complete paths).
*/
notmuch_filenames_t *
notmuch_directory_get_child_files (notmuch_directory_t *directory);
/* Get a notmuch_filenams_t iterator listing all the filenames of
/**
* Get a notmuch_filenams_t iterator listing all the filenames of
* sub-directories in the database within the given directory.
*
* The returned filenames will be the basename-entries only (not
* complete paths). */
* complete paths).
*/
notmuch_filenames_t *
notmuch_directory_get_child_directories (notmuch_directory_t *directory);
/* Destroy a notmuch_directory_t object. */
/**
* Destroy a notmuch_directory_t object.
*/
void
notmuch_directory_destroy (notmuch_directory_t *directory);
/* Is the given 'filenames' iterator pointing at a valid filename.
/**
* Is the given 'filenames' iterator pointing at a valid filename.
*
* When this function returns TRUE, notmuch_filenames_get will return
* a valid string. Whereas when this function returns FALSE,
@ -1440,7 +1596,8 @@ notmuch_directory_destroy (notmuch_directory_t *directory);
notmuch_bool_t
notmuch_filenames_valid (notmuch_filenames_t *filenames);
/* Get the current filename from 'filenames' as a string.
/**
* Get the current filename from 'filenames' as a string.
*
* Note: The returned string belongs to 'filenames' and has a lifetime
* identical to it (and the directory to which it ultimately belongs).
@ -1451,7 +1608,8 @@ notmuch_filenames_valid (notmuch_filenames_t *filenames);
const char *
notmuch_filenames_get (notmuch_filenames_t *filenames);
/* Move the 'filenames' iterator to the next filename.
/**
* Move the 'filenames' iterator to the next filename.
*
* If 'filenames' is already pointing at the last filename then the
* iterator will be moved to a point just beyond that last filename,
@ -1464,7 +1622,8 @@ notmuch_filenames_get (notmuch_filenames_t *filenames);
void
notmuch_filenames_move_to_next (notmuch_filenames_t *filenames);
/* Destroy a notmuch_filenames_t object.
/**
* Destroy a notmuch_filenames_t object.
*
* It's not strictly necessary to call this function. All memory from
* the notmuch_filenames_t object will be reclaimed when the
@ -1476,6 +1635,8 @@ notmuch_filenames_move_to_next (notmuch_filenames_t *filenames);
void
notmuch_filenames_destroy (notmuch_filenames_t *filenames);
/* @} */
NOTMUCH_END_DECLS
#endif