Merge pull request #3025 from shadowsocks/fix/cares-static-lib-name

Fix static c-ares detection for c-ares >= 1.27

.github/workflows/build.yml

@@ -31,7 +31,7 @@ jobs:
       - name: Build
         run: |
           mkdir -p build && cd build
-          cmake .. -DCMAKE_BUILD_TYPE=Release -DWITH_STATIC=OFF
+          cmake .. -DCMAKE_BUILD_TYPE=Release
           make -j$(nproc 2>/dev/null || sysctl -n hw.ncpu)
 
       - name: Unit tests

src/CMakeLists.txt

@@ -105,7 +105,7 @@ find_library(LIBMBEDTLS libmbedtls.a)
 find_library(LIBMBEDCRYPTO libmbedcrypto.a HINTS ${_MBEDTLS_LIB_DIR} NO_DEFAULT_PATH)
 find_library(LIBMBEDCRYPTO libmbedcrypto.a)
 find_library(LIBEV libev.a)
-find_library(LIBUDNS libcares.a)
+find_library(LIBUDNS NAMES libcares.a libcares_static.a)
 find_library(LIBPCRE2 libpcre2-8.a)
 
 # Dependencies we need for static and shared