xfwm4: fix gcc -Wincompatible-pointer-types

Fix xfwm4 incompatible pointer type error with gcc option -Wincompatible-pointer-types:

| ../../xfwm4-4.18.0/src/startup_notification.c:139:57: error: passing argument
      2 of 'sn_startup_sequence_get_last_active_time' from incompatible pointer type
      [-Wincompatible-pointer-types]
|   139 |     sn_startup_sequence_get_last_active_time (sequence, &l_sec, &l_usec);
|       |                                                         ^~~~~~
|       |                                                         |
|       |                                                         long int *

Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

2 files changed, 40 insertions, 0 deletions

diff --git a/meta-xfce/recipes-xfce/xfwm4/xfwm4/xfwm4-fix-incompatible-pointer-type-error.patch b/meta-xfce/recipes-xfce/xfwm4/xfwm4/xfwm4-fix-incompatible-pointer-type-error.patch
new file mode 100644
index 000000000..3e2ffe234
--- /dev/null
+++ b/meta-xfce/recipes-xfce/xfwm4/xfwm4/xfwm4-fix-incompatible-pointer-type-error.patch
@@ -0,0 +1,38 @@
+Fix xfwm4 incompatible pointer type error:
+
+| ../../xfwm4-4.18.0/src/startup_notification.c:139:57: error: passing argument 2 of 'sn_startup_sequence_get_last_active_time' from incompatible pointer type [-Wincompatible-pointer-types]
+|   139 |     sn_startup_sequence_get_last_active_time (sequence, &l_sec, &l_usec);
+|       |                                                         ^~~~~~
+|       |                                                         |
+|       |                                                         long int *
+| In file included from .../usr/include/startup-notification-1.0/libsn/sn.h:32,
+|                  from ../../xfwm4-4.18.0/src/startup_notification.c:33:
+| .../usr/include/startup-notification-1.0/libsn/sn-monitor.h:84:79: note: expected 'time_t *' {aka 'long long int *'} but argument is of type 'long int *'
+|    84 |                                                            time_t            *tv_sec,
+|       |                                                            ~~~~~~~~~~~~~~~~~~~^~~~~~
+
+It is caused by a patch of startup-notification in oe-core which is
+backported from upstream mailllist and changes the signature of function
+sn_startup_sequence_get_last_active_time().
+
+Upstream-Status: Inappropriate [oe-specific]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+---
+ src/startup_notification.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/startup_notification.c b/src/startup_notification.c
+index 2a08cad..05434ca 100644
+--- a/src/startup_notification.c
++++ b/src/startup_notification.c
+@@ -136,7 +136,7 @@ sn_collect_timed_out_foreach (void *element, void *data)
+ 
+     sequence = element;
+     ctod = (CollectTimedOutData *) data;
+-    sn_startup_sequence_get_last_active_time (sequence, &l_sec, &l_usec);
++    sn_startup_sequence_get_last_active_time (sequence, (time_t *)&l_sec, &l_usec);
+     tv_sec = l_sec; tv_usec = l_usec;
+ 
+     elapsed = ((double) ctod->now - (tv_sec * G_USEC_PER_SEC) - tv_usec)
diff --git a/meta-xfce/recipes-xfce/xfwm4/xfwm4_4.18.0.bb b/meta-xfce/recipes-xfce/xfwm4/xfwm4_4.18.0.bb
index 839f1c870..2770829e9 100644
--- a/meta-xfce/recipes-xfce/xfwm4/xfwm4_4.18.0.bb
+++ b/meta-xfce/recipes-xfce/xfwm4/xfwm4_4.18.0.bb
@@ -8,6 +8,8 @@ inherit xfce update-alternatives features_check
 
 REQUIRED_DISTRO_FEATURES = "x11"
 
+SRC_URI += "file://xfwm4-fix-incompatible-pointer-type-error.patch"
+
 SRC_URI[sha256sum] = "92cd1b889bb25cb4bc06c1c6736c238d96e79c1e706b9f77fad0a89d6e5fc13f"
 
 PACKAGECONFIG ?= " \