1 files changed, 92 insertions, 0 deletions
diff --git a/protocols/Telegram/tdlib/td/CMake/GeneratePkgConfig.cmake b/protocols/Telegram/tdlib/td/CMake/GeneratePkgConfig.cmake
new file mode 100644
index 0000000000..afbe06ac60
--- /dev/null
+++ b/protocols/Telegram/tdlib/td/CMake/GeneratePkgConfig.cmake
@@ -0,0 +1,92 @@
+function(get_relative_link OUTPUT PATH)
+  if (PATH MATCHES "^[$]<[$]<CONFIG:DEBUG>:")
+    set(${OUTPUT} "" PARENT_SCOPE)
+    return()
+  endif()
+  string(REGEX REPLACE "^[$]<[$]<NOT:[$]<CONFIG:DEBUG>>:(.*)>$" "\\1" PATH "${PATH}")
+
+  get_filename_component(NAME "${PATH}" NAME_WE)
+  if (IS_ABSOLUTE ${PATH})
+    get_filename_component(DIRECTORY_NAME "${PATH}" DIRECTORY)
+    if (WIN32)
+      set(${OUTPUT} "-l\"${DIRECTORY_NAME}/${NAME}\"" PARENT_SCOPE)
+    else()
+      get_filename_component(FULL_NAME "${PATH}" NAME)
+      set(${OUTPUT} "-L\"${DIRECTORY_NAME}\" -l:${FULL_NAME}" PARENT_SCOPE)
+    endif()
+    return()
+  endif()
+
+  if (NOT WIN32 AND NAME MATCHES "^lib")
+    string(REGEX REPLACE "^lib" "-l" LINK "${NAME}")
+  elseif (NAME MATCHES "^-")
+    set(LINK "${NAME}")
+  else()
+    string(CONCAT LINK "-l" "${NAME}")
+  endif()
+  set(${OUTPUT} "${LINK}" PARENT_SCOPE)
+endfunction()
+
+function(generate_pkgconfig TARGET DESCRIPTION)
+  # message("Generating pkg-config for ${TARGET}")
+  get_filename_component(PREFIX "${CMAKE_INSTALL_PREFIX}" REALPATH)
+
+  get_target_property(LIST "${TARGET}" LINK_LIBRARIES)
+  set(REQS "")
+  set(LIBS "")
+  foreach (LIB ${LIST})
+    if (TARGET "${LIB}")
+      set(HAS_REQS 1)
+      list(APPEND REQS "${LIB}")
+    else()
+      set(HAS_LIBS 1)
+      get_relative_link(LINK "${LIB}")
+      if (NOT LINK EQUAL "")
+        list(APPEND LIBS "${LINK}")
+      endif()
+    endif()
+  endforeach()
+
+  if (HAS_REQS)
+    set(REQUIRES "")
+    foreach (REQ ${REQS})
+      set(REQUIRES "${REQUIRES} ${REQ}")
+    endforeach()
+    set(REQUIRES "Requires.private:${REQUIRES}\n")
+  endif()
+  if (HAS_LIBS)
+    set(LIBRARIES "")
+    list(REVERSE LIBS)
+    list(REMOVE_DUPLICATES LIBS)
+    foreach (LIB ${LIBS})
+      set(LIBRARIES " ${LIB}${LIBRARIES}")
+    endforeach()
+    set(LIBRARIES "Libs.private:${LIBRARIES}\n")
+  endif()
+
+  if (IS_ABSOLUTE "${CMAKE_INSTALL_INCLUDEDIR}")
+    set(PKGCONFIG_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}")
+  else()
+    set(PKGCONFIG_INCLUDEDIR "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
+  endif()
+
+  if (IS_ABSOLUTE "${CMAKE_INSTALL_LIBDIR}")
+    set(PKGCONFIG_LIBDIR "${CMAKE_INSTALL_LIBDIR}")
+  else()
+    set(PKGCONFIG_LIBDIR "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
+  endif()
+
+  file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig")
+  file(GENERATE OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/${TARGET}.pc" CONTENT
+"prefix=${PREFIX}
+
+Name: ${TARGET}
+Description: ${DESCRIPTION}
+Version: ${PROJECT_VERSION}
+
+CFlags: -I\"${PKGCONFIG_INCLUDEDIR}\"
+Libs: -L\"${PKGCONFIG_LIBDIR}\" -l${TARGET}
+${REQUIRES}${LIBRARIES}")
+
+  install(FILES "${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/${TARGET}.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
+endfunction()