build(deps): Migrate BZip2 dependency to task-based installation.

components/core/CMakeLists.txt

@@ -164,6 +164,12 @@ if(CLP_NEED_BOOST)
     endif()
 endif()
 
+if(CLP_USE_STATIC_LIBS)
+    set(BZip2_USE_STATIC_LIBS ON)
+endif()
+find_package(BZip2 REQUIRED)
+message(STATUS "Found BZip2")
+
 if(CLP_NEED_CATCH2)
     find_package(Catch2 REQUIRED)
     if (Catch2_FOUND)

components/core/cmake/Modules/FindBZip2.cmake

@@ -0,0 +1,125 @@
+# Try to find BZip2
+# NOTE: The FindBZip2.cmake included with CMake has no support for static libraries, so we use our
+# own.
+#
+# Set BZip2_USE_STATIC_LIBS=ON to look for static libraries.
+#
+# Once done, this will define:
+#  BZip2_FOUND - Whether the library was found on the system
+#  BZip2_INCLUDE_DIR - The library include directories
+#  BZip2_LIBRARY - The path to the library file
+#
+# And will define the following if applicable:
+#  BZip2_VERSION - The version of the library installed on the system
+#  BZip2_LIBRARY_DEPENDENCIES - Any additional modules required to link with the library
+#
+# Conventions:
+# - Variables only for use within the script are prefixed with "bzip2_"
+# - Variables that should be externally visible are prefixed with "BZip2_"
+
+include(cmake/Modules/FindLibraryDependencies.cmake)
+
+set(bzip2_HEADER "bzlib.h")
+set(bzip2_LIBNAME "bz2")
+set(bzip2_LOCAL_PREFIX "bzip2")
+set(bzip2_PKGCONFIG_NAME "bzip2")
+
+if(DEFINED BZip2_ROOT)
+    set(bzip2_PKGCONFIG_DIR "${BZip2_ROOT}/lib/pkgconfig")
+    set(ENV{bzip2_ORIG_PKG_CONFIG_PATH} "$ENV{PKG_CONFIG_PATH}")
+    set(ENV{PKG_CONFIG_PATH} "${bzip2_PKGCONFIG_DIR};$ENV{PKG_CONFIG_PATH}")
+endif()
+
+# Run pkg-config
+find_package(PkgConfig)
+pkg_check_modules(bzip2_PKGCONF QUIET "${bzip2_PKGCONFIG_NAME}")
+
+# Manually set package finding hints in case of failure
+if(NOT bzip2_PKGCONF_FOUND)
+    message(WARNING "Cannot find package config for ${bzip2_PKGCONFIG_NAME}")
+    if(DEFINED BZip2_ROOT)
+        set(bzip2_PKGCONF_INCLUDEDIR "${BZip2_ROOT}/include")
+        set(bzip2_PKGCONF_LIBDIR "${BZip2_ROOT}/lib")
+    endif()
+endif()
+
+# Set include directory
+find_path(BZip2_INCLUDE_DIR ${bzip2_HEADER}
+        HINTS ${bzip2_PKGCONF_INCLUDEDIR}
+        PATH_SUFFIXES include
+        )
+
+# Handle static libraries
+if(BZip2_USE_STATIC_LIBS)
+    set(bzip2_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
+    set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
+endif()
+
+# Find library
+find_library(BZip2_LIBRARY
+        NAMES "${bzip2_LIBNAME}"
+        HINTS ${bzip2_PKGCONF_LIBDIR}
+        PATH_SUFFIXES lib
+        )
+
+if(BZip2_USE_STATIC_LIBS)
+    FindStaticLibraryDependencies(${bzip2_LIBNAME} ${bzip2_LOCAL_PREFIX}
+                                  "${bzip2_PKGCONF_STATIC_LIBRARIES}")
+
+    # Restore original value of CMAKE_FIND_LIBRARY_SUFFIXES
+    set(CMAKE_FIND_LIBRARY_SUFFIXES ${bzip2_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES})
+    unset(bzip2_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES)
+endif()
+
+FindDynamicLibraryDependencies(${bzip2_LOCAL_PREFIX} "${bzip2_DYNAMIC_LIBS}")
+
+# Set version
+set(BZip2_VERSION ${bzip2_PKGCONF_VERSION})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(BZip2
+        REQUIRED_VARS BZip2_LIBRARY BZip2_INCLUDE_DIR
+        VERSION_VAR BZip2_VERSION
+        )
+
+if(NOT TARGET BZip2::BZip2)
+    # Add library to build
+    if (BZip2_USE_STATIC_LIBS)
+        add_library(BZip2::BZip2 STATIC IMPORTED)
+    else()
+        # NOTE: We use UNKNOWN so that if the user doesn't have the SHARED
+        # libraries installed, we can still use the STATIC libraries
+        add_library(BZip2::BZip2 UNKNOWN IMPORTED)
+    endif()
+
+    # Set include directories for library
+    if(BZip2_INCLUDE_DIR)
+        set_target_properties(BZip2::BZip2
+                PROPERTIES
+                INTERFACE_INCLUDE_DIRECTORIES "${BZip2_INCLUDE_DIR}"
+                )
+    endif()
+
+    # Set location of library
+    if(EXISTS "${BZip2_LIBRARY}")
+        set_target_properties(BZip2::BZip2
+                PROPERTIES
+                IMPORTED_LINK_INTERFACE_LANGUAGES "C"
+                IMPORTED_LOCATION "${BZip2_LIBRARY}"
+                )
+
+        # Add component's dependencies for linking
+        if(BZip2_LIBRARY_DEPENDENCIES)
+            set_target_properties(BZip2::BZip2
+                    PROPERTIES
+                    INTERFACE_LINK_LIBRARIES "${BZip2_LIBRARY_DEPENDENCIES}"
+                    )
+        endif()
+    endif()
+endif()
+
+# Restore original value of PKG_CONFIG_PATH
+if(DEFINED BZip2_ROOT)
+    set(ENV{PKG_CONFIG_PATH} "$ENV{bzip2_ORIG_PKG_CONFIG_PATH}")
+    unset(ENV{bzip2_ORIG_PKG_CONFIG_PATH})
+endif()

components/core/tools/scripts/lib_install/musllinux_1_2/install-prebuilt-packages.sh

@@ -4,8 +4,6 @@ set -eu
 set -o pipefail
 
 apk update && apk add --no-cache \
-    bzip2-dev \
-    bzip2-static \
     curl-dev \
     jq \
     mariadb-connector-c-dev \

docs/src/dev-guide/components-core/index.md

@@ -37,6 +37,7 @@ The task will download, build, and install (within the build directory) the foll
 |-----------------------------------------------------------------------|----------------|
 | [abseil-cpp](https://github.com/abseil/abseil-cpp)                    | 20250512.0     |
 | [ANTLR](https://www.antlr.org)                                        | v4.13.2        |
+| [BZip2](https://github.com/libarchive/bzip2)                          | 1ea1ac1        |
 | [Catch2](https://github.com/catchorg/Catch2.git)                      | v2.13.7        |
 | [date](https://github.com/HowardHinnant/date.git)                     | v3.0.1         |
 | [fmt](https://github.com/fmtlib/fmt)                                  | v10.2.1        |

taskfiles/deps/main.yaml

@@ -18,6 +18,7 @@ vars:
   G_DEPS_CORE_CMAKE_SETTINGS_DIR: "{{.G_DEPS_CORE_DIR}}/cmake-settings"
 
   # Library names
+  G_BZIP2_LIB_NAME: "BZip2"
   G_FMT_LIB_NAME: "fmt"
   G_GSL_LIB_NAME: "Microsoft.GSL"
 
@@ -63,6 +64,7 @@ tasks:
       - task: "absl"
       - task: "antlr-jar"
       - task: "antlr-runtime"
+      - task: "bzip2"
       - task: "catch2"
       - task: "date"
       - task: "fmt"
@@ -177,6 +179,33 @@ tasks:
           CHECKSUM_FILE: "{{.CHECKSUM_FILE}}"
           INCLUDE_PATTERNS: ["{{.INSTALL_PREFIX}}"]
 
+  bzip2:
+    internal: true
+    vars:
+      EXTRACTION_DIR: "{{.G_DEPS_CORE_DIR}}/{{.G_BZIP2_LIB_NAME}}-extracted"
+      INSTALL_PREFIX: "{{.G_DEPS_CORE_DIR}}/{{.G_BZIP2_LIB_NAME}}-install"
+    run: "once"
+    deps:
+      - task: "utils:init"
+    cmds:
+      - task: "yscope-dev-utils:remote:download-and-extract-tar"
+        vars:
+          CHECKSUM_FILE: "{{.G_DEPS_CORE_CHECKSUMS_DIR}}/{{.G_BZIP2_LIB_NAME}}.md5"
+          FILE_SHA256: "db106b740252669664fd8f3a1c69fe7f689d5cd4b132f82ba82b9afba27627df"
+          OUTPUT_DIR: "{{.EXTRACTION_DIR}}"
+          URL: "https://github.com/libarchive/bzip2/archive/refs/tags/bzip2-1.0.8.tar.gz"
+      - >-
+        make
+        --directory {{.EXTRACTION_DIR}}
+        --jobs {{.JOBS}}
+        install PREFIX={{.INSTALL_PREFIX}}
+      - >-
+        echo "set({{.G_BZIP2_LIB_NAME}}_ROOT
+          \"{{.INSTALL_PREFIX}}\"
+          CACHE PATH
+          \"Package root for {{.G_BZIP2_LIB_NAME}}.\"
+        )" >> "{{.G_DEPS_CORE_CMAKE_SETTINGS_DIR}}/{{.G_BZIP2_LIB_NAME}}.cmake"
+
   catch2:
     internal: true
     run: "once"