Unlike libc, kernel headers use long long for 64-bit types.
__SANE_USERSPACE_TYPES__ needs to be defined for the exceptions.
Fixes -Wformat warnings about llu being used instead of lu.
Signed-off-by: Rosen Penev <rosenp@xxxxxxxxx>
---
meson.build | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/meson.build b/meson.build
index 900377fa..15b16971 100644
--- a/meson.build
+++ b/meson.build
@@ -69,6 +69,12 @@ elif host_machine.system() == 'freebsd'
v4l2_utils_incdir_arr += 'contrib/freebsd/include'
endif
+# These platforms default to __[us]64 as long. Add this define to get long long
+# as is done elsewhere.
+if host_machine.cpu_family() in ['alpha', 'mips64', 'ppc64']
+ add_project_arguments('-D__SANE_USERSPACE_TYPES__', language: ['c', 'cpp'])
+endif
+
v4l2_utils_incdir = include_directories(v4l2_utils_incdir_arr)
prog_bash = find_program('bash')
--
2.45.2
