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listener_null_assertion.patch
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From d4a15c626d0c9af03acee348be4051cab13ba2a8 Mon Sep 17 00:00:00 2001 | |
From: Ryo Munakata <ryomnktml@gmail.com> | |
Date: Wed, 1 Oct 2014 20:20:17 +0900 | |
Subject: [PATCH wayland] assert if a listener function is NULL | |
Signed-off-by: Ryo Munakata <ryomnktml@gmail.com> | |
--- | |
src/connection.c | 5 +++++ | |
1 file changed, 5 insertions(+) | |
diff --git a/src/connection.c b/src/connection.c | |
index f292853..424edd4 100644 | |
--- a/src/connection.c | |
+++ b/src/connection.c | |
@@ -931,6 +931,11 @@ wl_closure_invoke(struct wl_closure *closure, uint32_t flags, | |
count + 2, &ffi_type_void, ffi_types); | |
implementation = target->implementation; | |
+ if (!implementation[opcode]) { | |
+ wl_log("listener function for opcode %u of %s is NULL\n", | |
+ opcode, target->interface->name); | |
+ assert(implementation[opcode] != NULL); | |
+ } | |
ffi_call(&cif, implementation[opcode], NULL, ffi_args); | |
} | |
-- | |
2.1.2 |
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