[cmake][modules] FindBrotli module

Cmake does not have a system based module, so create a simple one for our usage

1 files changed, 68 insertions, 0 deletions

diff --git a/cmake/modules/FindBrotli.cmake b/cmake/modules/FindBrotli.cmake
new file mode 100644
index 0000000000..3b8a0befc6
--- /dev/null
+++ b/cmake/modules/FindBrotli.cmake
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+#.rst:
+# FindBrotli
+# ----------
+# Finds the Brotli library
+#
+# This will define the following target ALIAS:
+#
+#   Brotli::Brotli   - The Brotli library
+#
+# The following IMPORTED targets are made
+#
+#   Brotli::BrotliCommon - The brotlicommon library
+#   Brotli::BrotliDec - The brotlidec library
+#
+
+if(NOT TARGET Brotli::Brotli)
+  find_package(PkgConfig)
+  if(PKG_CONFIG_FOUND AND NOT (WIN32 OR WINDOWSSTORE))
+    pkg_check_modules(BROTLICOMMON libbrotlicommon QUIET)
+    # First item is the full path of the library file found
+    # pkg_check_modules does not populate a variable of the found library explicitly
+    list(GET BROTLICOMMON_LINK_LIBRARIES 0 BROTLICOMMON_LIBRARY)
+
+    pkg_check_modules(BROTLIDEC libbrotlidec QUIET)
+    # First item is the full path of the library file found
+    # pkg_check_modules does not populate a variable of the found library explicitly
+    list(GET BROTLIDEC_LINK_LIBRARIES 0 BROTLIDEC_LIBRARY)
+
+    set(BROTLI_INCLUDE_DIR ${BROTLICOMMON_INCLUDEDIR})
+    set(BROTLI_VERSION ${BROTLICOMMON_VERSION})
+  else()
+    find_path(BROTLI_INCLUDE_DIR NAMES brotli/decode.h
+                                 HINTS ${DEPENDS_PATH}/include ${BROTLICOMMON_INCLUDEDIR}
+                                 ${${CORE_PLATFORM_LC}_SEARCH_CONFIG})
+    find_library(BROTLICOMMON_LIBRARY NAMES brotlicommon
+                                      HINTS ${DEPENDS_PATH}/lib ${BROTLICOMON_LIBDIR}
+                                      ${${CORE_PLATFORM_LC}_SEARCH_CONFIG})
+
+    find_library(BROTLIDEC_LIBRARY NAMES brotlidec
+                                   HINTS ${DEPENDS_PATH}/lib ${BROTLIDEC_LIBDIR}
+                                   ${${CORE_PLATFORM_LC}_SEARCH_CONFIG})
+  endif()
+
+  include(FindPackageHandleStandardArgs)
+  find_package_handle_standard_args(Brotli
+                                    REQUIRED_VARS BROTLICOMMON_LIBRARY BROTLIDEC_LIBRARY BROTLI_INCLUDE_DIR
+                                    VERSION_VAR BROTLI_VERSION)
+
+  if(BROTLI_FOUND)
+    add_library(Brotli::BrotliCommon UNKNOWN IMPORTED)
+    set_target_properties(Brotli::BrotliCommon PROPERTIES
+                                               IMPORTED_LOCATION "${BROTLICOMMON_LIBRARY}"
+                                               INTERFACE_INCLUDE_DIRECTORIES "${BROTLI_INCLUDE_DIR}")
+
+    add_library(Brotli::BrotliDec UNKNOWN IMPORTED)
+    set_target_properties(Brotli::BrotliDec PROPERTIES
+                                            IMPORTED_LOCATION "${BROTLIDEC_LIBRARY}"
+                                            INTERFACE_LINK_LIBRARIES Brotli::BrotliCommon
+                                            INTERFACE_INCLUDE_DIRECTORIES "${BROTLI_INCLUDE_DIR}")
+
+    add_library(Brotli::Brotli ALIAS Brotli::BrotliDec)
+
+  else()
+    if(Brotli_FIND_REQUIRED)
+      message(FATAL_ERROR "Brotli libraries were not found.")
+    endif()
+  endif()
+endif()