X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=message.cc;h=4e59fce09d980c75687641457195e76e71b00c1f;hp=dd73d13c97fe06332850798f24de7d2012bf80cb;hb=c78358fa8adc0e8fa4f889e479df76e8df186264;hpb=84480738a5e225c145eeaac5c39bb858f6592e95

diff --git a/message.cc b/message.cc
index dd73d13c..4e59fce0 100644
--- a/message.cc
+++ b/message.cc
@@ -205,6 +205,35 @@ notmuch_message_get_thread_ids (notmuch_message_t *message)
     return thread_ids;
 }
 
+void
+thread_id_generate (thread_id_t *thread_id)
+{
+    static int seeded = 0;
+    FILE *dev_random;
+    uint32_t value;
+    char *s;
+    int i;
+
+    if (! seeded) {
+	dev_random = fopen ("/dev/random", "r");
+	if (dev_random == NULL) {
+	    srand (time (NULL));
+	} else {
+	    fread ((void *) &value, sizeof (value), 1, dev_random);
+	    srand (value);
+	    fclose (dev_random);
+	}
+	seeded = 1;
+    }
+
+    s = thread_id->str;
+    for (i = 0; i < NOTMUCH_THREAD_ID_DIGITS; i += 8) {
+	value = rand ();
+	sprintf (s, "%08x", value);
+	s += 8;
+    }
+}
+
 /* Synchronize changes made to message->doc into the database. */
 static void
 _notmuch_message_sync (notmuch_message_t *message)
@@ -214,6 +243,13 @@ _notmuch_message_sync (notmuch_message_t *message)
     db->replace_document (message->doc_id, message->doc);
 }
 
+/* Add a name:value term to 'message', (the actual term will be
+ * encoded by prefixing the value with a short prefix). See
+ * NORMAL_PREFIX and BOOLEAN_PREFIX arrays for the mapping of term
+ * names to prefix values.
+ *
+ * This change will not be reflected in the database until the next
+ * call to _notmuch_message_set_sync. */
 notmuch_private_status_t
 _notmuch_message_add_term (notmuch_message_t *message,
 			   const char *prefix_name,
@@ -232,13 +268,19 @@ _notmuch_message_add_term (notmuch_message_t *message,
 	return NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG;
 
     message->doc.add_term (term);
-    _notmuch_message_sync (message);
 
     talloc_free (term);
 
     return NOTMUCH_PRIVATE_STATUS_SUCCESS;
 }
 
+/* Remove a name:value term from 'message', (the actual term will be
+ * encoded by prefixing the value with a short prefix). See
+ * NORMAL_PREFIX and BOOLEAN_PREFIX arrays for the mapping of term
+ * names to prefix values.
+ *
+ * This change will not be reflected in the database until the next
+ * call to _notmuch_message_set_sync. */
 notmuch_private_status_t
 _notmuch_message_remove_term (notmuch_message_t *message,
 			      const char *prefix_name,
@@ -256,7 +298,6 @@ _notmuch_message_remove_term (notmuch_message_t *message,
 	return NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG;
 
     message->doc.remove_term (term);
-    _notmuch_message_sync (message);
 
     talloc_free (term);
 
@@ -281,6 +322,8 @@ notmuch_message_add_tag (notmuch_message_t *message, const char *tag)
 	exit (1);
     }
 
+    _notmuch_message_sync (message);
+
     return NOTMUCH_STATUS_SUCCESS;
 }
 
@@ -302,6 +345,8 @@ notmuch_message_remove_tag (notmuch_message_t *message, const char *tag)
 	exit (1);
     }
 
+    _notmuch_message_sync (message);
+
     return NOTMUCH_STATUS_SUCCESS;
 }