Change database to store only a single thread ID per message.

[notmuch] / notmuch-private.h

diff --git a/notmuch-private.h b/notmuch-private.h
index 53b4f1ddbc38882e8c29adc468cc9cde57e3eb85..be1fb63fe9a1227130501ffc62276b7c8ff3018a 100644 (file)
--- a/notmuch-private.h
+++ b/notmuch-private.h
@@ -46,8 +46,22 @@ NOTMUCH_BEGIN_DECLS
 
 #include "xutil.h"
 
+#ifdef DEBUG
+# define DEBUG_DATABASE_SANITY 1
+# define DEBUG_QUERY 1
+#endif
+
 #define COMPILE_TIME_ASSERT(pred) ((void)sizeof(char[1 - 2*!(pred)]))
 
+/* There's no point in continuing when we've detected that we've done
+ * something wrong internally (as opposed to the user passing in a
+ * bogus value).
+ *
+ * Note that PRINTF_ATTRIBUTE comes from talloc.h
+ */
+int
+_internal_error (const char *format, ...) PRINTF_ATTRIBUTE (1, 2);
+
 /* There's no point in continuing when we've detected that we've done
  * something wrong internally (as opposed to the user passing in a
  * bogus value).
@@ -55,12 +69,8 @@ NOTMUCH_BEGIN_DECLS
  * Note that __location__ comes from talloc.h.
  */
 #define INTERNAL_ERROR(format, ...)                    \
-    do {                                               \
-       fprintf(stderr,                                 \
-               "Internal error: " format " (%s)\n",    \
-               ##__VA_ARGS__, __location__);           \
-       exit (1);                                       \
-    } while (0)
+    _internal_error (format " (%s).\n",                        \
+                    ##__VA_ARGS__, __location__)
 
 /* Thanks to Andrew Tridgell's (SAMBA's) talloc for this definition of
  * unlikely. The talloc source code comes to us via the GNU LGPL v. 3.
@@ -110,6 +120,21 @@ typedef enum _notmuch_private_status {
     NOTMUCH_PRIVATE_STATUS_LAST_STATUS
 } notmuch_private_status_t;
 
+/* Coerce a notmuch_private_status_t value to a notmuch_status_t
+ * value, generating an internal error if the private value is equal
+ * to or greater than NOTMUCH_STATUS_LAST_STATUS. (The idea here is
+ * that the caller has previously handled any expected
+ * notmuch_private_status_t values.)
+ */
+#define COERCE_STATUS(private_status, format, ...)                     \
+    ((private_status >= (notmuch_private_status_t) NOTMUCH_STATUS_LAST_STATUS)\
+     ?                                                                 \
+     (notmuch_status_t) _internal_error (format " (%s).\n",            \
+                                         ##__VA_ARGS__,                        \
+                                         __location__)                 \
+     :                                                                 \
+     (notmuch_status_t) private_status)
+
 /* message.cc */
 
 notmuch_message_t *