CMake: Add xxhash pkg-config fallback

litespeedtech · Dec 18, 2024 · 3773127 · 3773127
1 parent 8493dc0
commit 3773127
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -37,6 +37,11 @@ if(LSQPACK_XXH)
     set(LSQPACK_DEPENDS "")
 else()
     find_package(xxHash CONFIG REQUIRED)
+    if(NOT xxHash_FOUND)
+        find_package(PkgConfig REQUIRED)
+        pkg_check_modules(XXH REQUIRED IMPORTED_TARGET libxxhash)
+        add(library xxHash::xxhash ALIAS PkgConfig::XXH)
+    endif()
     target_link_libraries(ls-qpack PRIVATE xxHash::xxhash)
     set(LSQPACK_DEPENDS "libxxhash")
 endif()

diff --git a/ls-qpack-config.cmake.in b/ls-qpack-config.cmake.in
@@ -1,5 +1,10 @@
 if(NOT "@BUILD_SHARED_LIBS@" AND NOT "@LSQPACK_XXH@")
     include(CMakeFindDependencyMacro)
-    find_dependency(xxHash CONFIG)
+    if("@xxHash_FOUND@")
+        find_dependency(xxHash CONFIG)
+    else()
+        find_dependency(PkgConfig)
+        pkg_check_modules(XXH REQUIRED IMPORTED_TARGET libxxhash)
+    endif()
 endif()
 include("${CMAKE_CURRENT_LIST_DIR}/ls-qpack-targets.cmake")