X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=lib%2Fopen.cc;h=7fc9a14ffbb8d9608eb2f55c319118b54afe89f2;hb=6251e2bb9ee023d25b58384c8a49576086fdaba3;hp=b28b64e8c1dc4c82253c8d4e8705f6ada8369b1d;hpb=6d5deb76ca00fc2145aa9aaab6d3f87d2790020b;p=notmuch

diff --git a/lib/open.cc b/lib/open.cc
index b28b64e8..7fc9a14f 100644
--- a/lib/open.cc
+++ b/lib/open.cc
@@ -168,6 +168,10 @@ _choose_database_path (void *ctx,
 	return status;
     }
 
+    if (! *database_path) {
+	*database_path = getenv ("NOTMUCH_DATABASE");
+    }
+
     if (! *database_path && *key_file) {
 	char *path = g_key_file_get_value (*key_file, "database", "path", NULL);
 	if (path) {
@@ -188,6 +192,34 @@ _choose_database_path (void *ctx,
     return NOTMUCH_STATUS_SUCCESS;
 }
 
+notmuch_database_t *
+_alloc_notmuch ()
+{
+    notmuch_database_t *notmuch;
+
+    notmuch = talloc_zero (NULL, notmuch_database_t);
+    if (! notmuch)
+	return NULL;
+
+    notmuch->exception_reported = false;
+    notmuch->status_string = NULL;
+    notmuch->writable_xapian_db = NULL;
+    notmuch->atomic_nesting = 0;
+    notmuch->view = 1;
+    return notmuch;
+}
+
+static void
+_set_database_path (notmuch_database_t *notmuch,
+		    const char *database_path)
+{
+    char *path = talloc_strdup (notmuch, database_path);
+
+    strip_trailing (path, '/');
+
+    _notmuch_config_cache (notmuch, NOTMUCH_CONFIG_DATABASE_PATH, path);
+}
+
 notmuch_status_t
 notmuch_database_open_with_config (const char *database_path,
 				   notmuch_database_mode_t mode,
@@ -199,7 +231,7 @@ notmuch_database_open_with_config (const char *database_path,
     notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
     void *local = talloc_new (NULL);
     notmuch_database_t *notmuch = NULL;
-    char *notmuch_path, *xapian_path, *incompat_features;
+    char *notmuch_path, *incompat_features;
     char *message = NULL;
     struct stat st;
     int err;
@@ -207,10 +239,18 @@ notmuch_database_open_with_config (const char *database_path,
     GKeyFile *key_file = NULL;
     static int initialized = 0;
 
-    if ((status = _choose_database_path (local, config_path, profile, &key_file, &database_path,
-					 &message)))
+    notmuch = _alloc_notmuch ();
+    if (! notmuch) {
+	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
+	goto DONE;
+    }
+
+    if ((status = _choose_database_path (local, config_path, profile,
+					 &key_file, &database_path, &message)))
 	goto DONE;
 
+    _set_database_path (notmuch, database_path);
+
     if (! (notmuch_path = talloc_asprintf (local, "%s/%s", database_path, ".notmuch"))) {
 	message = strdup ("Out of memory\n");
 	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
@@ -225,7 +265,7 @@ notmuch_database_open_with_config (const char *database_path,
 	goto DONE;
     }
 
-    if (! (xapian_path = talloc_asprintf (local, "%s/%s", notmuch_path, "xapian"))) {
+    if (! (notmuch->xapian_path = talloc_asprintf (notmuch, "%s/%s", notmuch_path, "xapian"))) {
 	message = strdup ("Out of memory\n");
 	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
 	goto DONE;
@@ -242,26 +282,16 @@ notmuch_database_open_with_config (const char *database_path,
 	initialized = 1;
     }
 
-    notmuch = talloc_zero (NULL, notmuch_database_t);
-    notmuch->exception_reported = false;
-    notmuch->status_string = NULL;
-    notmuch->path = talloc_strdup (notmuch, database_path);
-
-    strip_trailing (notmuch->path, '/');
-
-    notmuch->writable_xapian_db = NULL;
-    notmuch->atomic_nesting = 0;
-    notmuch->view = 1;
     try {
 	std::string last_thread_id;
 	std::string last_mod;
 
 	if (mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
-	    notmuch->writable_xapian_db = new Xapian::WritableDatabase (xapian_path,
+	    notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
 									DB_ACTION);
 	    notmuch->xapian_db = notmuch->writable_xapian_db;
 	} else {
-	    notmuch->xapian_db = new Xapian::Database (xapian_path);
+	    notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path);
 	}
 
 	/* Check version.  As of database version 3, we represent
@@ -375,6 +405,9 @@ notmuch_database_open_with_config (const char *database_path,
   DONE:
     talloc_free (local);
 
+    if (key_file)
+	g_key_file_free (key_file);
+
     if (message) {
 	if (status_string)
 	    *status_string = message;
@@ -434,8 +467,8 @@ notmuch_database_create_with_config (const char *database_path,
     int err;
     void *local = talloc_new (NULL);
 
-    if ((status = _choose_database_path (local, config_path, profile, &key_file, &database_path,
-					 &message)))
+    if ((status = _choose_database_path (local, config_path, profile,
+					 &key_file, &database_path, &message)))
 	goto DONE;
 
     err = stat (database_path, &st);
@@ -492,6 +525,9 @@ notmuch_database_create_with_config (const char *database_path,
   DONE:
     talloc_free (local);
 
+    if (key_file)
+	g_key_file_free (key_file);
+
     if (message) {
 	if (status_string)
 	    *status_string = message;
@@ -504,3 +540,49 @@ notmuch_database_create_with_config (const char *database_path,
 	talloc_free (notmuch);
     return status;
 }
+
+notmuch_status_t
+notmuch_database_reopen (notmuch_database_t *notmuch,
+			 notmuch_database_mode_t new_mode)
+{
+    notmuch_database_mode_t cur_mode = _notmuch_database_mode (notmuch);
+
+    if (notmuch->xapian_db == NULL) {
+	_notmuch_database_log (notmuch, "Cannot reopen closed or nonexistent database\n");
+	return NOTMUCH_STATUS_ILLEGAL_ARGUMENT;
+    }
+
+    try {
+	if (cur_mode == new_mode &&
+	    new_mode == NOTMUCH_DATABASE_MODE_READ_ONLY) {
+	    notmuch->xapian_db->reopen ();
+	} else {
+	    notmuch->xapian_db->close ();
+
+	    delete notmuch->xapian_db;
+	    notmuch->xapian_db = NULL;
+	    /* no need to free the same object twice */
+	    notmuch->writable_xapian_db = NULL;
+
+	    if (new_mode == NOTMUCH_DATABASE_MODE_READ_WRITE) {
+		notmuch->writable_xapian_db = new Xapian::WritableDatabase (notmuch->xapian_path,
+									    DB_ACTION);
+		notmuch->xapian_db = notmuch->writable_xapian_db;
+	    } else {
+		notmuch->xapian_db = new Xapian::Database (notmuch->xapian_path,
+							   DB_ACTION);
+	    }
+	}
+    } catch (const Xapian::Error &error) {
+	if (! notmuch->exception_reported) {
+	    _notmuch_database_log (notmuch, "Error: A Xapian exception reopening database: %s\n",
+				   error.get_msg ().c_str ());
+	    notmuch->exception_reported = true;
+	}
+	return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
+    }
+
+    notmuch->view++;
+    notmuch->open = true;
+    return NOTMUCH_STATUS_SUCCESS;
+}