From 8e79ce1919d9cf54f101a812e0fd70a33286b9f3 Mon Sep 17 00:00:00 2001
From: David Levine <levinedl@acm.org>
Date: Tue, 23 Oct 2012 19:16:56 -0500
Subject: [PATCH] Cyrus SASL 2.1.25 introduced the sasl_callback_ft prototype,
 which has an explicit void parameter list, according to
 best practice.  So we need to cast to avoid compile
 warnings. And provide a sasl_callback_ft prototype for
 earlier versions.

---
 mts/smtp/smtp.c |   13 ++++++++++---
 uip/popsbr.c    |   11 +++++++++--
 2 files changed, 19 insertions(+), 5 deletions(-)
 mode change 100644 => 100755 mts/smtp/smtp.c
 mode change 100644 => 100755 uip/popsbr.c

diff --git a/mts/smtp/smtp.c b/mts/smtp/smtp.c
old mode 100644
new mode 100755
index 404c463..b1d57dd
--- a/mts/smtp/smtp.c
+++ b/mts/smtp/smtp.c
@@ -15,6 +15,13 @@
 #ifdef CYRUS_SASL
 #include <sasl/sasl.h>
 #include <sasl/saslutil.h>
+# if SASL_VERSION_FULL < 0x020125
+    /* Cyrus SASL 2.1.25 introduced the sasl_callback_ft prototype,
+       which has an explicit void parameter list, according to best
+       practice.  So we need to cast to avoid compile warnings.
+       Provide this prototype for earlier versions. */
+    typedef int (*sasl_callback_ft)();
+# endif /* SASL_VERSION_FULL < 0x020125 */
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
@@ -100,11 +107,11 @@ static int sm_get_user(void *, int, const char **, unsigned *);
 static int sm_get_pass(sasl_conn_t *, void *, int, sasl_secret_t **);
 
 static sasl_callback_t callbacks[] = {
-    { SASL_CB_USER, sm_get_user, NULL },
+    { SASL_CB_USER, (sasl_callback_ft) sm_get_user, NULL },
 #define SM_SASL_N_CB_USER 0
-    { SASL_CB_PASS, sm_get_pass, NULL },
+    { SASL_CB_PASS, (sasl_callback_ft) sm_get_pass, NULL },
 #define SM_SASL_N_CB_PASS 1
-    { SASL_CB_AUTHNAME, sm_get_user, NULL },
+    { SASL_CB_AUTHNAME, (sasl_callback_ft) sm_get_user, NULL },
 #define SM_SASL_N_CB_AUTHNAME 2
     { SASL_CB_LIST_END, NULL, NULL },
 };
diff --git a/uip/popsbr.c b/uip/popsbr.c
old mode 100644
new mode 100755
index c566264..fb66a93
--- a/uip/popsbr.c
+++ b/uip/popsbr.c
@@ -12,6 +12,13 @@
 #ifdef CYRUS_SASL
 # include <sasl/sasl.h>
 # include <sasl/saslutil.h>
+# if SASL_VERSION_FULL < 0x020125
+    /* Cyrus SASL 2.1.25 introduced the sasl_callback_ft prototype,
+       which has an explicit void parameter list, according to best
+       practice.  So we need to cast to avoid compile warnings.
+       Provide this prototype for earlier versions. */
+    typedef int (*sasl_callback_ft)();
+# endif /* SASL_VERSION_FULL < 0x020125 */
 #endif /* CYRUS_SASL */
 
 #include <h/popsbr.h>
@@ -43,9 +50,9 @@ struct pass_context {
 };
 
 static sasl_callback_t callbacks[] = {
-    { SASL_CB_USER, sasl_get_user, NULL },
+    { SASL_CB_USER, (sasl_callback_ft) sasl_get_user, NULL },
 #define POP_SASL_CB_N_USER 0
-    { SASL_CB_PASS, sasl_get_pass, NULL },
+    { SASL_CB_PASS, (sasl_callback_ft) sasl_get_pass, NULL },
 #define POP_SASL_CB_N_PASS 1
     { SASL_CB_LOG, NULL, NULL },
     { SASL_CB_LIST_END, NULL, NULL },
-- 
1.7.10.4