diff mbox series

[RFC,5/5] meson: libbpf dependency now exclusively for Linux.

Message ID 20210609100457.142570-6-andrew@daynix.com
State New
Headers show
Series ebpf: Added ebpf helper for libvirtd. | expand

Commit Message

Andrew Melnichenko June 9, 2021, 10:04 a.m. UTC 
Libbpf is used for eBPF RSS steering, which is
supported only by Linux TAP.
There is no reason yet to build eBPF loader and
helper for non Linux systems, even if libbpf is
present.

Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
---
 meson.build | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)
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Patch

diff --git a/meson.build b/meson.build
index ce26bddead..fa6c48fb86 100644
--- a/meson.build
+++ b/meson.build
@@ -1033,19 +1033,22 @@  if not get_option('fuse_lseek').disabled()
 endif
 
 # libbpf
-libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
-if libbpf.found() and not cc.links('''
-   #include <bpf/libbpf.h>
-   int main(void)
-   {
-     bpf_object__destroy_skeleton(NULL);
-     return 0;
-   }''', dependencies: libbpf)
-  libbpf = not_found
-  if get_option('bpf').enabled()
-    error('libbpf skeleton test failed')
-  else
-    warning('libbpf skeleton test failed, disabling')
+libbpf = not_found
+if targetos == 'linux'
+  libbpf = dependency('libbpf', required: get_option('bpf'), method: 'pkg-config')
+  if libbpf.found() and not cc.links('''
+    #include <bpf/libbpf.h>
+    int main(void)
+    {
+      bpf_object__destroy_skeleton(NULL);
+      return 0;
+    }''', dependencies: libbpf)
+    libbpf = not_found
+    if get_option('bpf').enabled()
+      error('libbpf skeleton test failed')
+    else
+      warning('libbpf skeleton test failed, disabling')
+    endif
   endif
 endif