1 files changed, 24 insertions, 9 deletions
diff --git a/dep/bzip2/CMakeLists.txt b/dep/bzip2/CMakeLists.txt
index d3aadbe002e..d5a7414f383 100644
--- a/dep/bzip2/CMakeLists.txt
+++ b/dep/bzip2/CMakeLists.txt
@@ -8,15 +8,30 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-file(GLOB sources *.c)
+if(UNIX)
+  # Look for an installed bzip2 on unix
+  find_package(BZip2 REQUIRED)
 
-set(bzip2_STAT_SRCS
-  ${sources}
-)
+  add_library(bzip2 SHARED IMPORTED GLOBAL)
 
-include_directories(
-  ${CMAKE_SOURCE_DIR}/dep/zlib
-  ${CMAKE_CURRENT_SOURCE_DIR}
-)
+  set_target_properties(bzip2
+    PROPERTIES
+      IMPORTED_LOCATION
+        "${BZIP2_LIBRARIES}"
+      INTERFACE_INCLUDE_DIRECTORIES
+        "${BZIP2_INCLUDE_DIRS}")
+else()
+  # Use the bundled source on windows
+  file(GLOB sources *.c)
+  add_library(bzip2 STATIC
+    ${sources})
 
-add_library(bzip2 STATIC ${bzip2_STAT_SRCS})
+  target_include_directories(bzip2
+    PUBLIC
+      ${CMAKE_CURRENT_SOURCE_DIR})
+
+  set_target_properties(bzip2
+    PROPERTIES
+      FOLDER
+        "dep")
+endif()