summaryrefslogtreecommitdiff
path: root/share/cmake-3.16/Modules/FindBZip2.cmake
diff options
context:
space:
mode:
Diffstat (limited to 'share/cmake-3.16/Modules/FindBZip2.cmake')
-rw-r--r--share/cmake-3.16/Modules/FindBZip2.cmake104
1 files changed, 104 insertions, 0 deletions
diff --git a/share/cmake-3.16/Modules/FindBZip2.cmake b/share/cmake-3.16/Modules/FindBZip2.cmake
new file mode 100644
index 0000000..98ab72c
--- /dev/null
+++ b/share/cmake-3.16/Modules/FindBZip2.cmake
@@ -0,0 +1,104 @@
+# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+#[=======================================================================[.rst:
+FindBZip2
+---------
+
+Try to find BZip2
+
+IMPORTED Targets
+^^^^^^^^^^^^^^^^
+
+This module defines :prop_tgt:`IMPORTED` target ``BZip2::BZip2``, if
+BZip2 has been found.
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+This module defines the following variables:
+
+``BZIP2_FOUND``
+ system has BZip2
+``BZIP2_INCLUDE_DIRS``
+ the BZip2 include directories
+``BZIP2_LIBRARIES``
+ Link these to use BZip2
+``BZIP2_NEED_PREFIX``
+ this is set if the functions are prefixed with ``BZ2_``
+``BZIP2_VERSION_STRING``
+ the version of BZip2 found
+
+Cache variables
+^^^^^^^^^^^^^^^
+
+The following cache variables may also be set:
+
+``BZIP2_INCLUDE_DIR``
+ the BZip2 include directory
+#]=======================================================================]
+
+set(_BZIP2_PATHS PATHS
+ "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Bzip2;InstallPath]"
+ )
+
+find_path(BZIP2_INCLUDE_DIR bzlib.h ${_BZIP2_PATHS} PATH_SUFFIXES include)
+
+if (NOT BZIP2_LIBRARIES)
+ find_library(BZIP2_LIBRARY_RELEASE NAMES bz2 bzip2 libbz2 libbzip2 ${_BZIP2_PATHS} PATH_SUFFIXES lib)
+ find_library(BZIP2_LIBRARY_DEBUG NAMES bz2d bzip2d libbz2d libbzip2d ${_BZIP2_PATHS} PATH_SUFFIXES lib)
+
+ include(${CMAKE_CURRENT_LIST_DIR}/SelectLibraryConfigurations.cmake)
+ SELECT_LIBRARY_CONFIGURATIONS(BZIP2)
+else ()
+ file(TO_CMAKE_PATH "${BZIP2_LIBRARIES}" BZIP2_LIBRARIES)
+endif ()
+
+if (BZIP2_INCLUDE_DIR AND EXISTS "${BZIP2_INCLUDE_DIR}/bzlib.h")
+ file(STRINGS "${BZIP2_INCLUDE_DIR}/bzlib.h" BZLIB_H REGEX "bzip2/libbzip2 version [0-9]+\\.[^ ]+ of [0-9]+ ")
+ string(REGEX REPLACE ".* bzip2/libbzip2 version ([0-9]+\\.[^ ]+) of [0-9]+ .*" "\\1" BZIP2_VERSION_STRING "${BZLIB_H}")
+endif ()
+
+include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(BZip2
+ REQUIRED_VARS BZIP2_LIBRARIES BZIP2_INCLUDE_DIR
+ VERSION_VAR BZIP2_VERSION_STRING)
+
+if (BZIP2_FOUND)
+ set(BZIP2_INCLUDE_DIRS ${BZIP2_INCLUDE_DIR})
+ include(${CMAKE_CURRENT_LIST_DIR}/CheckSymbolExists.cmake)
+ include(${CMAKE_CURRENT_LIST_DIR}/CMakePushCheckState.cmake)
+ cmake_push_check_state()
+ set(CMAKE_REQUIRED_QUIET ${BZip2_FIND_QUIETLY})
+ set(CMAKE_REQUIRED_INCLUDES ${BZIP2_INCLUDE_DIR})
+ set(CMAKE_REQUIRED_LIBRARIES ${BZIP2_LIBRARIES})
+ CHECK_SYMBOL_EXISTS(BZ2_bzCompressInit "bzlib.h" BZIP2_NEED_PREFIX)
+ cmake_pop_check_state()
+
+ if(NOT TARGET BZip2::BZip2)
+ add_library(BZip2::BZip2 UNKNOWN IMPORTED)
+ set_target_properties(BZip2::BZip2 PROPERTIES
+ INTERFACE_INCLUDE_DIRECTORIES "${BZIP2_INCLUDE_DIRS}")
+
+ if(BZIP2_LIBRARY_RELEASE)
+ set_property(TARGET BZip2::BZip2 APPEND PROPERTY
+ IMPORTED_CONFIGURATIONS RELEASE)
+ set_target_properties(BZip2::BZip2 PROPERTIES
+ IMPORTED_LOCATION_RELEASE "${BZIP2_LIBRARY_RELEASE}")
+ endif()
+
+ if(BZIP2_LIBRARY_DEBUG)
+ set_property(TARGET BZip2::BZip2 APPEND PROPERTY
+ IMPORTED_CONFIGURATIONS DEBUG)
+ set_target_properties(BZip2::BZip2 PROPERTIES
+ IMPORTED_LOCATION_DEBUG "${BZIP2_LIBRARY_DEBUG}")
+ endif()
+
+ if(NOT BZIP2_LIBRARY_RELEASE AND NOT BZIP2_LIBRARY_DEBUG)
+ set_property(TARGET BZip2::BZip2 APPEND PROPERTY
+ IMPORTED_LOCATION "${BZIP2_LIBRARY}")
+ endif()
+ endif()
+endif ()
+
+mark_as_advanced(BZIP2_INCLUDE_DIR)