[build] Only enable eBPF support on Linux kernel version 4.18 and above

flomesh-io · Dec 25, 2023 · 3f6940f · 3f6940f
1 parent 420a772
commit 3f6940f
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -327,7 +327,12 @@ if(PIPY_SAMPLES)
 endif()
 
 if(PIPY_BPF)
-  add_definitions(-DPIPY_USE_BPF)
+  if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    if(CMAKE_SYSTEM_VERSION VERSION_GREATER_EQUAL 4.18)
+      add_definitions(-DPIPY_USE_BPF)
+      message("eBPF is enabled")
+    endif()
+  endif()
 endif()
 
 if(PIPY_SOIL_FREED_SPACE)

diff --git a/src/pjs/CMakeLists.txt b/src/pjs/CMakeLists.txt
@@ -10,4 +10,4 @@ add_executable(pjs
   main.cpp
   parser.cpp
   types.cpp
-)
+)