salome_adm/cmake_files/FindPTHREADS.cmake

   1 #  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
   2 #
   3 #  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 #  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 #
   6 #  This library is free software; you can redistribute it and/or
   7 #  modify it under the terms of the GNU Lesser General Public
   8 #  License as published by the Free Software Foundation; either
   9 #  version 2.1 of the License.
  10 #
  11 #  This library is distributed in the hope that it will be useful,
  12 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 #  Lesser General Public License for more details.
  15 #
  16 #  You should have received a copy of the GNU Lesser General Public
  17 #  License along with this library; if not, write to the Free Software
  18 #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 #
  20 #  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 #
  22
  23 # ------
  24
  25 MESSAGE(STATUS "Check for pthreads ...")
  26
  27 # ------
  28
  29 IF(PTHREADS_IS_MANDATORY STREQUAL 0)
  30   SET(PTHREADS_IS_MANDATORY 0)
  31   SET(PTHREADS_IS_OPTIONAL 1)
  32 ENDIF(PTHREADS_IS_MANDATORY STREQUAL 0)
  33 IF(PTHREADS_IS_OPTIONAL STREQUAL 0)
  34   SET(PTHREADS_IS_MANDATORY 1)
  35   SET(PTHREADS_IS_OPTIONAL 0)
  36 ENDIF(PTHREADS_IS_OPTIONAL STREQUAL 0)
  37 IF(NOT PTHREADS_IS_MANDATORY AND NOT PTHREADS_IS_OPTIONAL)
  38   SET(PTHREADS_IS_MANDATORY 1)
  39   SET(PTHREADS_IS_OPTIONAL 0)
  40 ENDIF(NOT PTHREADS_IS_MANDATORY AND NOT PTHREADS_IS_OPTIONAL)
  41
  42 # ------
  43
  44 SET(PTHREADS_STATUS 1)
  45 IF(WITHOUT_PTHREADS OR WITH_PTHREADS STREQUAL 0)
  46   SET(PTHREADS_STATUS 0)
  47   MESSAGE(STATUS "pthreads disabled from command line.")
  48 ENDIF(WITHOUT_PTHREADS OR WITH_PTHREADS STREQUAL 0)
  49
  50 # ------
  51
  52 IF(PTHREADS_STATUS)
  53   IF(WITH_PTHREADS)
  54     SET(PTHREADS_ROOT_USER ${WITH_PTHREADS})
  55   ELSE(WITH_PTHREADS)
  56     SET(PTHREADS_ROOT_USER $ENV{PTHREADS_ROOT})
  57   ENDIF(WITH_PTHREADS)
  58 ENDIF(PTHREADS_STATUS)
  59
  60 # -----
  61
  62 IF(PTHREADS_STATUS)
  63   IF(PTHREADS_ROOT_USER)
  64     SET(PTHREADS_FIND_PATHS_OPTION NO_DEFAULT_PATH)
  65   ELSE(PTHREADS_ROOT_USER)
  66     SET(PTHREADS_FIND_PATHS_OPTION)
  67   ENDIF(PTHREADS_ROOT_USER)
  68 ENDIF(PTHREADS_STATUS)
  69
  70 # -----
  71
  72 IF(PTHREADS_STATUS)
  73   IF(PTHREADS_ROOT_USER)
  74     SET(PTHREADS_INCLUDE_PATHS ${PTHREADS_ROOT_USER}/include)
  75   ELSE(PTHREADS_ROOT_USER)
  76     SET(PTHREADS_INCLUDE_PATHS)
  77   ENDIF(PTHREADS_ROOT_USER)
  78   SET(PTHREADS_INCLUDE_TO_FIND pthread.h)
  79   FIND_PATH(PTHREADS_INCLUDE_DIR ${PTHREADS_INCLUDE_TO_FIND} PATHS ${PTHREADS_INCLUDE_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
  80   IF(PTHREADS_INCLUDE_DIR)
  81     IF(PTHREADS_ROOT_USER)
  82       SET(PTHREAD_CFLAGS -I${PTHREADS_INCLUDE_DIR})
  83     ENDIF(PTHREADS_ROOT_USER)
  84     MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} found in ${PTHREADS_INCLUDE_DIR}")
  85   ELSE(PTHREADS_INCLUDE_DIR)
  86     SET(PTHREADS_STATUS 0)
  87     IF(PTHREADS_ROOT_USER)
  88       MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} not found in ${PTHREADS_INCLUDE_PATHS}, check your PTHREADS installation.")
  89     ELSE(PTHREADS_ROOT_USER)
  90       MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} not found on system, try to use WITH_PTHREADS option or PTHREADS_ROOT environment variable.")
  91     ENDIF(PTHREADS_ROOT_USER)
  92   ENDIF(PTHREADS_INCLUDE_DIR)
  93 ENDIF(PTHREADS_STATUS)
  94
  95 # ----
  96
  97 IF(PTHREADS_STATUS)
  98   IF(PTHREADS_ROOT_USER)
  99     SET(PTHREADS_LIB_PATHS ${PTHREADS_ROOT_USER}/lib)
 100   ELSE(PTHREADS_ROOT_USER)
 101     SET(PTHREADS_LIB_PATHS)
 102   ENDIF(PTHREADS_ROOT_USER)
 103 ENDIF(PTHREADS_STATUS)
 104
 105 IF(PTHREADS_STATUS)
 106   IF(WINDOWS)
 107     IF(CMAKE_BUILD_TYPE STREQUAL Release)
 108       FIND_LIBRARY(PTHREAD_LIB pthreadVSE2 pthreadVC2 PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 109     ELSE(CMAKE_BUILD_TYPE STREQUAL Release)
 110       FIND_LIBRARY(PTHREAD_LIB pthreadVSE2d pthreadVC2d PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 111     ENDIF(CMAKE_BUILD_TYPE STREQUAL Release)
 112   ELSE(WINDOWS)
 113     FIND_LIBRARY(PTHREAD_LIB pthread PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 114   ENDIF(WINDOWS)
 115   SET(PTHREAD_LIBS)
 116   IF(PTHREAD_LIB)
 117     SET(PTHREAD_LIBS ${PTHREAD_LIBS} ${PTHREAD_LIB})
 118     MESSAGE(STATUS "pthread lib found: ${PTHREAD_LIB}")
 119   ELSE(PTHREAD_LIB)
 120     SET(PTHREADS_STATUS 0)
 121     IF(PTHREADS_ROOT_USER)
 122       MESSAGE(STATUS "pthread lib not found in ${PTHREADS_LIB_PATHS}, check your PTHREADS installation.")
 123     ELSE(PTHREADS_ROOT_USER)
 124       MESSAGE(STATUS "pthread lib not found on system, try to use WITH_PTHREADS option or PTHREADS_ROOT environment variable.")
 125     ENDIF(PTHREADS_ROOT_USER)
 126   ENDIF(PTHREAD_LIB)
 127 ENDIF(PTHREADS_STATUS)
 128
 129 # ----
 130
 131 IF(PTHREADS_STATUS)
 132 ELSE(PTHREADS_STATUS)
 133   IF(PTHREADS_IS_MANDATORY)
 134     MESSAGE(FATAL_ERROR "pthreads not found ... mandatory ... abort")
 135   ELSE(PTHREADS_IS_MANDATORY)
 136     MESSAGE(STATUS "pthreads not found ... optional ... disabled")
 137   ENDIF(PTHREADS_IS_MANDATORY)
 138 ENDIF(PTHREADS_STATUS)