buildtools/Cmake/Modules/FindPCRE.cmake

   1 find_library(PATH_PCRE_LIB
   2         NAMES pcre
   3     HINTS
   4     $ENV{LD_LIBRARY_PATH}
   5     $ENV{PCRE_LIBRARY_PATH}
   6     PATH_SUFFIXES lib/ GnuWin32/lib
   7     PATHS
   8     /opt
   9     /opt/local
  10     /opt/csw
  11     /sw
  12     /usr)
  13
  14 find_path(PATH_PCRE_H "pcre.h"
  15     HINTS
  16     $ENV{LD_LIBRARY_PATH}
  17     $ENV{PCRE_LIBRARY_PATH}
  18     PATH_SUFFIXES include/ GnuWin32/include
  19     PATHS
  20     /opt
  21     /opt/local
  22     /opt/csw
  23     /sw
  24     /usr)
  25
  26 set(HAVE_PCRE_LIB 0)
  27
  28 message(STATUS "Looking for pcre.h")
  29 if(PATH_PCRE_H)
  30 message(STATUS "Looking for pcre.h - found")
  31 else(PATH_PCRE_H)
  32 message(STATUS "Looking for pcre.h - not found")
  33 endif(PATH_PCRE_H)
  34
  35 message(STATUS "Looking for lib pcre")
  36 if(PATH_PCRE_LIB)
  37 message(STATUS "Looking for lib pcre - found")
  38 else(PATH_PCRE_LIB)
  39 message(STATUS "Looking for lib pcre - not found")
  40 endif(PATH_PCRE_LIB)
  41
  42 if(PATH_PCRE_LIB AND PATH_PCRE_H)
  43        string(REGEX REPLACE "/libpcre.*[.]${LIB_EXE}$" "" PATHLIBPCRE "${PATH_PCRE_LIB}")
  44        string(REGEX REPLACE "/pcre.h" "" PATH_PCRE_H "${PATH_PCRE_H}")
  45        string(REGEX MATCH "-L${PATHLIBPCRE} " operation "${CMAKE_C_FLAGS}")
  46            if(NOT operation)
  47                         SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}-L${PATHLIBPCRE} ")
  48            endif(NOT operation)
  49            string(REGEX MATCH "-I${PATH_PCRE_H} " operation "${CMAKE_C_FLAGS}")
  50            if(NOT operation)
  51                         SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}-I${PATH_PCRE_H} ")
  52            endif(NOT operation)
  53        set(HAVE_PCRE_LIB 1)
  54 else(PATH_PCRE_LIB)
  55                 if(enable_pcre STREQUAL "ON")
  56                         message(FATAL_ERROR "Please install the libpcre3-dev package or equivalent before using it.")
  57                 else(enable_pcre STREQUAL "ON")
  58                         message(STATUS "Warning: You should install libpcre (please install the libpcre3-dev package or equivalent).")
  59                 endif(enable_pcre STREQUAL "ON")
  60 endif(PATH_PCRE_LIB AND PATH_PCRE_H)
  61
  62 mark_as_advanced(PATH_PCRE_H)
  63 mark_as_advanced(PATH_PCRE_LIB)