add bzip2

5 files changed, 127 insertions, 0 deletions

diff --git a/ports/bzip2/CMakeLists.txt b/ports/bzip2/CMakeLists.txt
new file mode 100644
index 000000000..9f9737da3
--- /dev/null
+++ b/ports/bzip2/CMakeLists.txt
@@ -0,0 +1,36 @@
+cmake_minimum_required(VERSION 3.0)
+project(bzip2)
+
+if(CMAKE_BUILD_TYPE STREQUAL Debug)
+    add_definitions(-DBZ_DEBUG) # enable extra assertions
+endif()
+
+set(LIBBZ2_SOURCES
+    blocksort.c
+    huffman.c
+    crctable.c
+    randtable.c
+    compress.c
+    decompress.c
+    bzlib.c)
+
+add_library(libbz2 ${LIBBZ2_SOURCES})
+set_target_properties(libbz2 PROPERTIES ARCHIVE_OUTPUT_NAME bz2) # reqiured for FindBzip2 to work
+if(BUILD_SHARED_LIBS)
+    target_compile_definitions(libbz2 PRIVATE -DBZ_BUILD_DLL)
+endif()
+
+install(TARGETS libbz2
+    RUNTIME DESTINATION bin
+    ARCHIVE DESTINATION lib
+    LIBRARY DESTINATION lib)
+
+if(NOT BZIP2_SKIP_TOOLS)
+    add_executable(bzip2 bzip2.c ${LIBBZ2_SOURCES})
+    add_executable(bzip2recover bzip2recover.c ${LIBBZ2_SOURCES})
+    install(TARGETS bzip2 bzip2recover DESTINATION tools)
+endif()
+
+if(NOT BZIP2_SKIP_HEADERS)
+    install(FILES bzlib.h DESTINATION include)
+endif()
diff --git a/ports/bzip2/CONTROL b/ports/bzip2/CONTROL
new file mode 100644
index 000000000..365527454
--- /dev/null
+++ b/ports/bzip2/CONTROL
@@ -0,0 +1,3 @@
+Source: bzip2

+Version: 1.0.6

+Description: High-quality data compressor.

diff --git a/ports/bzip2/auto-define-import-macro.patch b/ports/bzip2/auto-define-import-macro.patch
new file mode 100644
index 000000000..81492d3a5
--- /dev/null
+++ b/ports/bzip2/auto-define-import-macro.patch
@@ -0,0 +1,13 @@
+diff --git a/bzlib.h b/bzlib.h

+index e3ba1d6..d3bed44 100644

+--- a/bzlib.h

++++ b/bzlib.h

+@@ -26,6 +26,8 @@

+ extern "C" {

+ #endif

+ 

++#define BZ_IMPORT

++

+ #define BZ_RUN               0

+ #define BZ_FLUSH             1

+ #define BZ_FINISH            2

diff --git a/ports/bzip2/fix-import-export-macros.patch b/ports/bzip2/fix-import-export-macros.patch
new file mode 100644
index 000000000..e3ee8494b
--- /dev/null
+++ b/ports/bzip2/fix-import-export-macros.patch
@@ -0,0 +1,40 @@
+diff --git a/bzlib.h b/bzlib.h

+index 8277123..84fbd0a 100644

+--- a/bzlib.h

++++ b/bzlib.h

+@@ -65,29 +65,23 @@ typedef

+    } 

+    bz_stream;

+ 

+-

+-#ifndef BZ_IMPORT

+-#define BZ_EXPORT

+-#endif

+-

+ #ifndef BZ_NO_STDIO

+ /* Need a definitition for FILE */

+ #include <stdio.h>

+ #endif

+ 

+ #ifdef _WIN32

+-#   include <windows.h>

+ #   ifdef small

+       /* windows.h define small to char */

+ #      undef small

+ #   endif

+-#   ifdef BZ_EXPORT

+-#   define BZ_API(func) WINAPI func

+-#   define BZ_EXTERN extern

++#   define BZ_API(func) func

++#   if defined(BZ_BUILD_DLL)

++#      define BZ_EXTERN __declspec(dllexport)

++#   elif defined(BZ_IMPORT)

++#      define BZ_EXTERN __declspec(dllimport)

+ #   else

+-   /* import windows dll dynamically */

+-#   define BZ_API(func) (WINAPI * func)

+-#   define BZ_EXTERN

++#      define BZ_EXTERN

+ #   endif

+ #else

+ #   define BZ_API(func) func

diff --git a/ports/bzip2/portfile.cmake b/ports/bzip2/portfile.cmake
new file mode 100644
index 000000000..128cdee78
--- /dev/null
+++ b/ports/bzip2/portfile.cmake
@@ -0,0 +1,35 @@
+

+include(vcpkg_common_functions)

+set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/bzip2-1.0.6)

+vcpkg_download_distfile(ARCHIVE

+    URLS "http://www.bzip.org/1.0.6/bzip2-1.0.6.tar.gz"

+    FILENAME "bzip2-1.0.6.tar.gz"

+    SHA512 00ace5438cfa0c577e5f578d8a808613187eff5217c35164ffe044fbafdfec9e98f4192c02a7d67e01e5a5ccced630583ad1003c37697219b0f147343a3fdd12)

+    

+vcpkg_extract_source_archive(${ARCHIVE})

+

+file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})

+

+vcpkg_apply_patches(

+    SOURCE_PATH ${SOURCE_PATH}

+    PATCHES

+        ${CMAKE_CURRENT_LIST_DIR}/fix-import-export-macros.patch)

+

+vcpkg_configure_cmake(

+    SOURCE_PATH ${SOURCE_PATH}

+    OPTIONS_DEBUG

+        -DBZIP2_SKIP_HEADERS=ON

+        -DBZIP2_SKIP_TOOLS=ON)

+

+vcpkg_install_cmake()

+vcpkg_copy_pdbs()

+

+if(VCPKG_LIBRARY_LINKAGE STREQUAL dynamic)

+    vcpkg_apply_patches(

+    SOURCE_PATH ${CURRENT_PACKAGES_DIR}/include

+    PATCHES

+        ${CMAKE_CURRENT_LIST_DIR}/auto-define-import-macro.patch)

+endif()

+

+file(COPY ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/bzip2)

+file(RENAME ${CURRENT_PACKAGES_DIR}/share/bzip2/LICENSE ${CURRENT_PACKAGES_DIR}/share/bzip2/copyright)