Fix build failing when CUDA not found

Use add_languages to conditionally use CUDA.
ska-sa · Aug 22, 2023 · 39ae4cc · 39ae4cc
1 parent 4b50d0b
commit 39ae4cc
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/meson.build b/meson.build
@@ -15,7 +15,7 @@
 
 project(
   'spead2',
-  'cpp', 'cuda',
+  'cpp',
   meson_version : '>=1.2.0',
   version : '4.0.0b1',
   license : 'LGPL-3.0-or-later',
@@ -110,7 +110,11 @@ use_ibv = ibv_dep.found() and rdmacm_dep.found()
 # handling that uses pcap-config if pkgconfig doesn't find it.
 pcap_dep = dependency('pcap', required : get_option('pcap'))
 cap_dep = dependency('libcap', required : get_option('cap'), disabler : true)
-cuda_dep = dependency('cuda', required : get_option('cuda'), disabler : true)
+if add_languages('cuda', required : get_option('cuda'))
+  cuda_dep = dependency('cuda', required : get_option('cuda'), disabler : true)
+else
+  cuda_dep = disabler()
+endif
 
 # Optional features
 use_ibv_hw_rate_limit = get_option('ibv_hw_rate_limit').require(