Add comment about synchronous signals.

diff --git a/src/interfaces/libpq/fe-secure.c b/src/interfaces/libpq/fe-secure.c
index e650b6b275e209eb1f69619d6ad2521608525b43..56a0254cfdfdad241c62bfb943bb9a3661f7eda6 100644 (file)
--- a/src/interfaces/libpq/fe-secure.c
+++ b/src/interfaces/libpq/fe-secure.c
@@ -11,7 +11,7 @@
  *
  *
  * IDENTIFICATION
- *   $PostgreSQL: pgsql/src/interfaces/libpq/fe-secure.c,v 1.35 2004/01/09 02:02:43 momjian Exp $
+ *   $PostgreSQL: pgsql/src/interfaces/libpq/fe-secure.c,v 1.36 2004/01/09 02:17:15 momjian Exp $
  *
  * NOTES
  *   The client *requires* a valid server certificate.  Since
@@ -1099,7 +1099,11 @@ check_sigpipe_handler(void)
 void
 sigpipe_handler_ignore_send(int signo)
 {
-   /* If we have gotten a SIGPIPE outside send(), exit */
+   /*
+    *  If we have gotten a SIGPIPE outside send(), exit.
+    *  Synchronous signals are delivered to the thread
+    *  that caused the signal.
+    */
    if (!PQinSend())
        exit(128 + SIGPIPE);    /* typical return value for SIG_DFL */
 }