# PCRE2 needs some settings.
set(PCRE2_WIDTH ${WCHAR_T_BITS})
set(PCRE2_BUILD_PCRE2_8 OFF CACHE BOOL "Build 8bit PCRE2 library")
set(PCRE2_BUILD_PCRE2_${PCRE2_WIDTH} ON CACHE BOOL "Build ${PCRE2_WIDTH}bit PCRE2 library")
set(PCRE2_SHOW_REPORT OFF CACHE BOOL "Show the final configuration report")
set(PCRE2_BUILD_TESTS OFF CACHE BOOL "Build tests")
set(PCRE2_BUILD_PCRE2GREP OFF CACHE BOOL "Build pcre2grep")

set(PCRE2_MIN_VERSION 10.21)
IF (NOT APPLE)
  find_library(PCRE2_LIB pcre2-${PCRE2_WIDTH})
  find_path(PCRE2_INCLUDE_DIR pcre2.h)
endif()
IF (PCRE2_LIB AND PCRE2_INCLUDE_DIR)
  message(STATUS "Found system PCRE2 library ${PCRE2_INCLUDE_DIR}")
else()
  message(STATUS "Using bundled PCRE2 library")
  add_subdirectory(pcre2 EXCLUDE_FROM_ALL)
  set(PCRE2_INCLUDE_DIR ${CMAKE_BINARY_DIR}/pcre2)
  set(PCRE2_LIB pcre2-${PCRE2_WIDTH})
endif(PCRE2_LIB AND PCRE2_INCLUDE_DIR)
include_directories(${PCRE2_INCLUDE_DIR})