lib: add closure parameter to compact status update callback

This provides much more flexibility for the caller.
This commit is contained in:
Jani Nikula 2013-11-03 14:24:45 +02:00 committed by David Bremner
parent 35ca5feb28
commit 180dba66e4
3 changed files with 15 additions and 12 deletions

View file

@ -821,9 +821,11 @@ static int rmtree (const char *path)
class NotmuchCompactor : public Xapian::Compactor
{
notmuch_compact_status_cb_t status_cb;
void *status_closure;
public:
NotmuchCompactor(notmuch_compact_status_cb_t cb) : status_cb(cb) { }
NotmuchCompactor(notmuch_compact_status_cb_t cb, void *closure) :
status_cb(cb), status_closure(closure) { }
virtual void
set_status (const std::string &table, const std::string &status)
@ -842,7 +844,7 @@ public:
return;
}
status_cb(msg);
status_cb(msg, status_closure);
talloc_free(msg);
}
};
@ -861,7 +863,8 @@ public:
notmuch_status_t
notmuch_database_compact (const char* path,
const char* backup_path,
notmuch_compact_status_cb_t status_cb)
notmuch_compact_status_cb_t status_cb,
void *closure)
{
void *local;
char *notmuch_path, *xapian_path, *compact_xapian_path;
@ -913,7 +916,7 @@ notmuch_database_compact (const char* path,
}
try {
NotmuchCompactor compactor(status_cb);
NotmuchCompactor compactor(status_cb, closure);
compactor.set_renumber(false);
compactor.add_source(xapian_path);
@ -953,7 +956,8 @@ DONE:
notmuch_status_t
notmuch_database_compact (unused (const char* path),
unused (const char* backup_path),
unused (notmuch_compact_status_cb_t status_cb))
unused (notmuch_compact_status_cb_t status_cb),
unused (void *closure))
{
fprintf (stderr, "notmuch was compiled against a xapian version lacking compaction support.\n");
return NOTMUCH_STATUS_UNSUPPORTED_OPERATION;

View file

@ -219,7 +219,7 @@ notmuch_database_close (notmuch_database_t *database);
/* 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*);
typedef void (*notmuch_compact_status_cb_t)(const char *message, void *closure);
/* Compact a notmuch database, backing up the original database to the
* given path.
@ -231,7 +231,8 @@ typedef void (*notmuch_compact_status_cb_t)(const char*);
notmuch_status_t
notmuch_database_compact (const char* path,
const char* backup_path,
notmuch_compact_status_cb_t status_cb);
notmuch_compact_status_cb_t status_cb,
void *closure);
/* Destroy the notmuch database, closing it if necessary and freeing
* all associated resources.

View file

@ -20,10 +20,8 @@
#include "notmuch-client.h"
void status_update_cb (const char *msg);
void
status_update_cb (const char *msg)
static void
status_update_cb (const char *msg, unused (void *closure))
{
printf("%s\n", msg);
}
@ -38,7 +36,7 @@ notmuch_compact_command (notmuch_config_t *config,
notmuch_status_t ret;
printf ("Compacting database...\n");
ret = notmuch_database_compact (path, backup_path, status_update_cb);
ret = notmuch_database_compact (path, backup_path, status_update_cb, NULL);
if (ret) {
fprintf (stderr, "Compaction failed: %s\n", notmuch_status_to_string(ret));
} else {