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shell: Make sure the shell implementation and protocol versions match

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This commit is contained in:
Kristian Høgsberg 2013-12-08 22:27:11 -08:00
parent 1e65840b61
commit 8d344a0548
2 changed files with 7 additions and 0 deletions
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3
desktop-shell/shell.c
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@ -3421,6 +3421,9 @@ xdg_shell_unversioned_dispatch(const void *implementation,
#define XDG_SERVER_VERSION 1
static_assert(XDG_SERVER_VERSION == XDG_SHELL_VERSION_CURRENT,
"shell implementation doesn't match protocol version");
if (args[0].i != XDG_SERVER_VERSION) {
wl_resource_post_error(resource,
WL_DISPLAY_ERROR_INVALID_OBJECT,

4
src/compositor.h
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@ -45,6 +45,10 @@ extern "C" {
#define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
#ifndef static_assert
#define static_assert(cond, msg)
#endif
#define container_of(ptr, type, member) ({ \
const __typeof__( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - offsetof(type,member) );})