tools/cmake/Modules/FindLibunwind.cmake

   1 message(STATUS "Looking for libunwind")
   2
   3 if(PROCESSOR_x86_64)
   4   find_library(PATH_LIBUNWIND_LIB
   5     NAMES unwind-x86_64
   6     HINTS
   7     $ENV{SIMGRID_LIBUNWIND_LIBRARY_PATH}
   8     $ENV{LD_LIBRARY_PATH}
   9     $ENV{LIBUNWIND_LIBRARY_PATH}
  10     PATH_SUFFIXES lib/ GnuWin32/lib lib/system
  11     PATHS
  12     /opt
  13     /opt/local
  14     /opt/csw
  15     /sw
  16     /usr)
  17   message(STATUS "Looking for libunwind-x86_64 - found")
  18 endif()
  19
  20 if(NOT PATH_LIBUNWIND_LIB)
  21   find_library(PATH_LIBUNWIND_LIB
  22     NAMES unwind
  23     HINTS
  24       $ENV{SIMGRID_LIBUNWIND_LIBRARY_PATH}
  25       $ENV{LD_LIBRARY_PATH}
  26       $ENV{LIBUNWIND_LIBRARY_PATH}
  27       PATH_SUFFIXES lib/ GnuWin32/lib lib/system
  28       PATHS
  29       /opt
  30       /opt/local
  31       /opt/csw
  32       /sw
  33       /usr
  34       /usr/lib/)
  35
  36   # Mac OSX has a libunwind that is not the one we need, so double check
  37   if (PATH_LIBUNWIND_LIB)
  38     message(STATUS "Looking for libunwind - found")
  39     CHECK_LIBRARY_EXISTS(unwind unw_init_local PATH_LIBUNWIND_LIB RIGHT_LIBUNWIND)
  40     if (NOT RIGHT_LIBUNWIND)
  41       message(STATUS "This libunwind does not contain unw_init_local(). It's unusable.")
  42       set(PATH_LIBUNWIND_LIB 0)
  43     endif()
  44
  45   else()
  46     message(STATUS "Looking for libunwind - not found")
  47   endif()
  48
  49 endif()
  50
  51 find_path(PATH_LIBUNWIND_H "libunwind.h"
  52   HINTS
  53   $ENV{SIMGRID_LIBUNWIND_LIBRARY_PATH}
  54   $ENV{LD_LIBRARY_PATH}
  55   $ENV{LIBUNWIND_LIBRARY_PATH}
  56   PATH_SUFFIXES include/ GnuWin32/include
  57   PATHS
  58   /opt
  59   /opt/local
  60   /opt/csw
  61   /sw
  62   /usr)
  63
  64 message(STATUS "Looking for libunwind.h")
  65 if(PATH_LIBUNWIND_H)
  66   message(STATUS "Looking for libunwind.h - found")
  67 else()
  68   message(STATUS "Looking for libunwind.h - not found")
  69 endif()
  70
  71 if(PATH_LIBUNWIND_LIB AND PATH_LIBUNWIND_H)
  72   string(REGEX REPLACE "/libunwind.*[.]${LIB_EXE}$" "" PATH_LIBUNWIND_LIB "${PATH_LIBUNWIND_LIB}")
  73   string(REGEX REPLACE "/libunwind.h"               "" PATH_LIBUNWIND_H   "${PATH_LIBUNWIND_H}")
  74
  75   include_directories(${PATH_LIBUNWIND_H})
  76   link_directories(${PATH_LIBUNWIND_LIB})
  77   SET(HAVE_LIBUNWIND 1)
  78 else()
  79   SET(HAVE_LIBUNWIND 0)
  80 endif()
  81
  82 mark_as_advanced(PATH_LIBDW_H)
  83 mark_as_advanced(PATH_LIBDW_LIB)
  84 mark_as_advanced(PATH_LIBUNWIND_LIB)
  85 mark_as_advanced(PATH_LIBUNWIND_H)