docs: hook-up gtk-doc to 'make check'

5 files changed, 81 insertions, 13 deletions

diff --git a/src/libudev/libudev-device.c b/src/libudev/libudev-device.c
index 6a2b1d039a..97cf6654ee 100644
--- a/src/libudev/libudev-device.c
+++ b/src/libudev/libudev-device.c
@@ -136,7 +136,9 @@ static int udev_device_set_ifindex(struct udev_device *udev_device, int ifindex)
  * udev_device_get_devnum:
  * @udev_device: udev device
  *
- * Returns: the device major/minor number.
+ * Get the device major/minor number.
+ *
+ * Returns: the dev_t number.
  **/
 _public_ dev_t udev_device_get_devnum(struct udev_device *udev_device)
 {
@@ -185,7 +187,9 @@ static int udev_device_set_devpath_old(struct udev_device *udev_device, const ch
  * udev_device_get_driver:
  * @udev_device: udev device
  *
- * Returns: the driver string, or #NULL if there is no driver attached.
+ * Get the kernel driver name.
+ *
+ * Returns: the driver name string, or #NULL if there is no driver attached.
  **/
 _public_ const char *udev_device_get_driver(struct udev_device *udev_device)
 {
@@ -440,7 +444,9 @@ int udev_device_add_property_from_string_parse_finish(struct udev_device *udev_d
  * @udev_device: udev device
  * @key: property name
  *
- * Returns: the value of a device property, or #NULL if there is no such property.
+ * Get the value of a given property.
+ *
+ * Returns: the property string, or #NULL if there is no such property.
  **/
 _public_ const char *udev_device_get_property_value(struct udev_device *udev_device, const char *key)
 {
@@ -1081,7 +1087,9 @@ _public_ const char *udev_device_get_syspath(struct udev_device *udev_device)
  * udev_device_get_sysname:
  * @udev_device: udev device
  *
- * Returns: the sys name of the device device
+ * Get the kernel device name in /sys.
+ *
+ * Returns: the name string of the device device
  **/
 _public_ const char *udev_device_get_sysname(struct udev_device *udev_device)
 {
@@ -1094,7 +1102,9 @@ _public_ const char *udev_device_get_sysname(struct udev_device *udev_device)
  * udev_device_get_sysnum:
  * @udev_device: udev device
  *
- * Returns: the trailing number of of the device name
+ * Get the instance number of the device.
+ *
+ * Returns: the trailing number string of of the device name
  **/
 _public_ const char *udev_device_get_sysnum(struct udev_device *udev_device)
 {
@@ -1583,6 +1593,15 @@ _public_ struct udev_list_entry *udev_device_get_tags_list_entry(struct udev_dev
         return udev_list_get_entry(&udev_device->tags_list);
 }
 
+/**
+ * udev_device_has_tag:
+ * @udev_device: udev device
+ * @tag: tag name
+ *
+ * Check if a given device has a certain tag associated.
+ *
+ * Returns: 1 if the tag is found. 0 otherwise.
+ **/
 _public_ int udev_device_has_tag(struct udev_device *udev_device, const char *tag)
 {
         struct udev_list_entry *list_entry;
diff --git a/src/libudev/libudev-enumerate.c b/src/libudev/libudev-enumerate.c
index 4725912c36..9e6f4677e5 100644
--- a/src/libudev/libudev-enumerate.c
+++ b/src/libudev/libudev-enumerate.c
@@ -65,7 +65,9 @@ struct udev_enumerate {
  * udev_enumerate_new:
  * @udev: udev library context
  *
- * Returns: an enumeration context
+ * Create an enumeration context to scan /sys.
+ *
+ * Returns: an enumeration context.
  **/
 _public_ struct udev_enumerate *udev_enumerate_new(struct udev *udev)
 {
@@ -138,7 +140,9 @@ _public_ void udev_enumerate_unref(struct udev_enumerate *udev_enumerate)
  * udev_enumerate_get_udev:
  * @udev_enumerate: context
  *
- * Returns: the udev library context.
+ * Get the udev library context.
+ *
+ * Returns: a pointer to the context.
  */
 _public_ struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enumerate)
 {
@@ -243,7 +247,9 @@ static size_t devices_delay_later(struct udev *udev, const char *syspath)
  * udev_enumerate_get_list_entry:
  * @udev_enumerate: context
  *
- * Returns: the first entry of the sorted list of device paths.
+ * Get the first entry of the sorted list of device paths.
+ *
+ * Returns: a udev_list_entry.
  */
 _public_ struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enumerate)
 {
@@ -321,6 +327,8 @@ _public_ struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enume
  * @udev_enumerate: context
  * @subsystem: filter for a subsystem of the device to include in the list
  *
+ * Match only devices belonging to a certain kernel subsystem.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_match_subsystem(struct udev_enumerate *udev_enumerate, const char *subsystem)
@@ -339,6 +347,8 @@ _public_ int udev_enumerate_add_match_subsystem(struct udev_enumerate *udev_enum
  * @udev_enumerate: context
  * @subsystem: filter for a subsystem of the device to exclude from the list
  *
+ * Match only devices not belonging to a certain kernel subsystem.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_nomatch_subsystem(struct udev_enumerate *udev_enumerate, const char *subsystem)
@@ -358,6 +368,8 @@ _public_ int udev_enumerate_add_nomatch_subsystem(struct udev_enumerate *udev_en
  * @sysattr: filter for a sys attribute at the device to include in the list
  * @value: optional value of the sys attribute
  *
+ * Match only devices with a certain /sys device attribute.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_match_sysattr(struct udev_enumerate *udev_enumerate, const char *sysattr, const char *value)
@@ -377,6 +389,8 @@ _public_ int udev_enumerate_add_match_sysattr(struct udev_enumerate *udev_enumer
  * @sysattr: filter for a sys attribute at the device to exclude from the list
  * @value: optional value of the sys attribute
  *
+ * Match only devices not having a certain /sys device attribute.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_nomatch_sysattr(struct udev_enumerate *udev_enumerate, const char *sysattr, const char *value)
@@ -416,6 +430,8 @@ exit:
  * @property: filter for a property of the device to include in the list
  * @value: value of the property
  *
+ * Match only devices with a certain property.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_match_property(struct udev_enumerate *udev_enumerate, const char *property, const char *value)
@@ -434,6 +450,8 @@ _public_ int udev_enumerate_add_match_property(struct udev_enumerate *udev_enume
  * @udev_enumerate: context
  * @tag: filter for a tag of the device to include in the list
  *
+ * Match only devices with a certain tag.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_match_tag(struct udev_enumerate *udev_enumerate, const char *tag)
@@ -503,6 +521,8 @@ _public_ int udev_enumerate_add_match_is_initialized(struct udev_enumerate *udev
  * @udev_enumerate: context
  * @sysname: filter for the name of the device to include in the list
  *
+ * Match only devices with a given /sys device name.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  */
 _public_ int udev_enumerate_add_match_sysname(struct udev_enumerate *udev_enumerate, const char *sysname)
@@ -867,6 +887,9 @@ static int scan_devices_all(struct udev_enumerate *udev_enumerate)
  * udev_enumerate_scan_devices:
  * @udev_enumerate: udev enumeration context
  *
+ * Scan /sys for all devices which match the given filters. No matches
+ * will return all currently available devices.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  **/
 _public_ int udev_enumerate_scan_devices(struct udev_enumerate *udev_enumerate)
@@ -890,6 +913,8 @@ _public_ int udev_enumerate_scan_devices(struct udev_enumerate *udev_enumerate)
  * udev_enumerate_scan_subsystems:
  * @udev_enumerate: udev enumeration context
  *
+ * Scan /sys for all kernel subsystems, including buses, classes, drivers.
+ *
  * Returns: 0 on success, otherwise a negative error value.
  **/
 _public_ int udev_enumerate_scan_subsystems(struct udev_enumerate *udev_enumerate)
diff --git a/src/libudev/libudev-list.c b/src/libudev/libudev-list.c
index 054c0a931c..1fe46f3f28 100644
--- a/src/libudev/libudev-list.c
+++ b/src/libudev/libudev-list.c
@@ -261,7 +261,9 @@ struct udev_list_entry *udev_list_get_entry(struct udev_list *list)
  * udev_list_entry_get_next:
  * @list_entry: current entry
  *
- * Returns: the next entry from the list, #NULL is no more entries are found.
+ * Get the next entry from the list.
+ *
+ * Returns: udev_list_entry, #NULL if no more entries are available.
  */
 _public_ struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_entry)
 {
@@ -281,7 +283,9 @@ _public_ struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry
  * @list_entry: current entry
  * @name: name string to match
  *
- * Returns: the entry where @name matched, #NULL if no matching entry is found.
+ * Lookup an entry in the list with a certain name.
+ *
+ * Returns: udev_list_entry, #NULL if no matching entry is found.
  */
 _public_ struct udev_list_entry *udev_list_entry_get_by_name(struct udev_list_entry *list_entry, const char *name)
 {
@@ -303,6 +307,8 @@ _public_ struct udev_list_entry *udev_list_entry_get_by_name(struct udev_list_en
  * udev_list_entry_get_name:
  * @list_entry: current entry
  *
+ * Get the name of a list entry.
+ *
  * Returns: the name string of this entry.
  */
 _public_ const char *udev_list_entry_get_name(struct udev_list_entry *list_entry)
@@ -316,6 +322,8 @@ _public_ const char *udev_list_entry_get_name(struct udev_list_entry *list_entry
  * udev_list_entry_get_value:
  * @list_entry: current entry
  *
+ * Get the value of list entry.
+ *
  * Returns: the value string of this entry.
  */
 _public_ const char *udev_list_entry_get_value(struct udev_list_entry *list_entry)
diff --git a/src/libudev/libudev-queue.c b/src/libudev/libudev-queue.c
index ca23002307..e2e6319188 100644
--- a/src/libudev/libudev-queue.c
+++ b/src/libudev/libudev-queue.c
@@ -142,7 +142,9 @@ unsigned long long int udev_get_kernel_seqnum(struct udev *udev)
  * udev_queue_get_kernel_seqnum:
  * @udev_queue: udev queue context
  *
- * Returns: the current kernel event sequence number.
+ * Get the current kernel event sequence number.
+ *
+ * Returns: the sequence number.
  **/
 _public_ unsigned long long int udev_queue_get_kernel_seqnum(struct udev_queue *udev_queue)
 {
@@ -226,7 +228,9 @@ static FILE *open_queue_file(struct udev_queue *udev_queue, unsigned long long i
  * udev_queue_get_udev_seqnum:
  * @udev_queue: udev queue context
  *
- * Returns: the last known udev event sequence number.
+ * Get the last known udev event sequence number.
+ *
+ * Returns: the sequence number.
  **/
 _public_ unsigned long long int udev_queue_get_udev_seqnum(struct udev_queue *udev_queue)
 {
@@ -258,6 +262,8 @@ _public_ unsigned long long int udev_queue_get_udev_seqnum(struct udev_queue *ud
  * udev_queue_get_udev_is_active:
  * @udev_queue: udev queue context
  *
+ * Check if udev is active on the system.
+ *
  * Returns: a flag indicating if udev is active.
  **/
 _public_ int udev_queue_get_udev_is_active(struct udev_queue *udev_queue)
@@ -277,6 +283,8 @@ _public_ int udev_queue_get_udev_is_active(struct udev_queue *udev_queue)
  * udev_queue_get_queue_is_empty:
  * @udev_queue: udev queue context
  *
+ * Check if udev is currently processing any events.
+ *
  * Returns: a flag indicating if udev is currently handling events.
  **/
 _public_ int udev_queue_get_queue_is_empty(struct udev_queue *udev_queue)
@@ -331,6 +339,8 @@ out:
  * @start: first event sequence number
  * @end: last event sequence number
  *
+ * Check if udev is currently processing any events in a given sequence number range.
+ *
  * Returns: a flag indicating if any of the sequence numbers in the given range is currently active.
  **/
 _public_ int udev_queue_get_seqnum_sequence_is_finished(struct udev_queue *udev_queue,
@@ -393,6 +403,8 @@ _public_ int udev_queue_get_seqnum_sequence_is_finished(struct udev_queue *udev_
  * @udev_queue: udev queue context
  * @seqnum: sequence number
  *
+ * Check if udev is currently processing a given sequence number.
+ *
  * Returns: a flag indicating if the given sequence number is currently active.
  **/
 _public_ int udev_queue_get_seqnum_is_finished(struct udev_queue *udev_queue, unsigned long long int seqnum)
@@ -407,7 +419,9 @@ _public_ int udev_queue_get_seqnum_is_finished(struct udev_queue *udev_queue, un
  * udev_queue_get_queued_list_entry:
  * @udev_queue: udev queue context
  *
- * Returns: the first entry of the list of queued events.
+ * Get the first entry of the list of queued events.
+ *
+ * Returns: a udev_list_entry.
  **/
 _public_ struct udev_list_entry *udev_queue_get_queued_list_entry(struct udev_queue *udev_queue)
 {
diff --git a/src/libudev/libudev-util.c b/src/libudev/libudev-util.c
index aed4393d58..944d9dfcbb 100644
--- a/src/libudev/libudev-util.c
+++ b/src/libudev/libudev-util.c
@@ -30,6 +30,8 @@
 /**
  * SECTION:libudev-util
  * @short_description: utils
+ *
+ * Utilities useful when dealing with devices and device node names.
  */
 
 int util_delete_path(struct udev *udev, const char *path)