salome_adm/cmake_files/FindPTHREADS.cmake

   1 #  Copyright (C) 2007-2008  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 MESSAGE(STATUS "Check for pthreads ...")
  25
  26 # ------
  27
  28 IF(PTHREADS_IS_MANDATORY STREQUAL 0)
  29   SET(PTHREADS_IS_MANDATORY 0)
  30   SET(PTHREADS_IS_OPTIONAL 1)
  31 ENDIF(PTHREADS_IS_MANDATORY STREQUAL 0)
  32 IF(PTHREADS_IS_OPTIONAL STREQUAL 0)
  33   SET(PTHREADS_IS_MANDATORY 1)
  34   SET(PTHREADS_IS_OPTIONAL 0)
  35 ENDIF(PTHREADS_IS_OPTIONAL STREQUAL 0)
  36 IF(NOT PTHREADS_IS_MANDATORY AND NOT PTHREADS_IS_OPTIONAL)
  37   SET(PTHREADS_IS_MANDATORY 1)
  38   SET(PTHREADS_IS_OPTIONAL 0)
  39 ENDIF(NOT PTHREADS_IS_MANDATORY AND NOT PTHREADS_IS_OPTIONAL)
  40
  41 # ------
  42
  43 SET(PTHREADS_STATUS 1)
  44 IF(WITHOUT_PTHREADS OR WITH_PTHREADS STREQUAL 0)
  45   SET(PTHREADS_STATUS 0)
  46   MESSAGE(STATUS "pthreads disabled from command line.")
  47 ENDIF(WITHOUT_PTHREADS OR WITH_PTHREADS STREQUAL 0)
  48
  49 # ------
  50
  51 IF(PTHREADS_STATUS)
  52   IF(WITH_PTHREADS)
  53     SET(PTHREADS_ROOT_USER ${WITH_PTHREADS})
  54   ELSE(WITH_PTHREADS)
  55     SET(PTHREADS_ROOT_USER $ENV{PTHREADS_ROOT})
  56   ENDIF(WITH_PTHREADS)
  57 ENDIF(PTHREADS_STATUS)
  58
  59 # -----
  60
  61 IF(PTHREADS_STATUS)
  62   IF(PTHREADS_ROOT_USER)
  63     SET(PTHREADS_FIND_PATHS_OPTION NO_DEFAULT_PATH)
  64   ELSE(PTHREADS_ROOT_USER)
  65     SET(PTHREADS_FIND_PATHS_OPTION)
  66   ENDIF(PTHREADS_ROOT_USER)
  67 ENDIF(PTHREADS_STATUS)
  68
  69 # -----
  70
  71 IF(PTHREADS_STATUS)
  72   IF(PTHREADS_ROOT_USER)
  73     SET(PTHREADS_INCLUDE_PATHS ${PTHREADS_ROOT_USER}/include)
  74   ELSE(PTHREADS_ROOT_USER)
  75     SET(PTHREADS_INCLUDE_PATHS)
  76   ENDIF(PTHREADS_ROOT_USER)
  77   SET(PTHREADS_INCLUDE_TO_FIND pthread.h)
  78   FIND_PATH(PTHREADS_INCLUDE_DIR ${PTHREADS_INCLUDE_TO_FIND} PATHS ${PTHREADS_INCLUDE_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
  79   IF(PTHREADS_INCLUDE_DIR)
  80     IF(PTHREADS_ROOT_USER)
  81       SET(PTHREAD_CFLAGS -I${PTHREADS_INCLUDE_DIR})
  82     ENDIF(PTHREADS_ROOT_USER)
  83     MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} found in ${PTHREADS_INCLUDE_DIR}")
  84   ELSE(PTHREADS_INCLUDE_DIR)
  85     SET(PTHREADS_STATUS 0)
  86     IF(PTHREADS_ROOT_USER)
  87       MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} not found in ${PTHREADS_INCLUDE_PATHS}, check your PTHREADS installation.")
  88     ELSE(PTHREADS_ROOT_USER)
  89       MESSAGE(STATUS "${PTHREADS_INCLUDE_TO_FIND} not found on system, try to use WITH_PTHREADS option or PTHREADS_ROOT environment variable.")
  90     ENDIF(PTHREADS_ROOT_USER)
  91   ENDIF(PTHREADS_INCLUDE_DIR)
  92 ENDIF(PTHREADS_STATUS)
  93
  94 # ----
  95
  96 IF(PTHREADS_STATUS)
  97   IF(PTHREADS_ROOT_USER)
  98     SET(PTHREADS_LIB_PATHS ${PTHREADS_ROOT_USER}/lib)
  99   ELSE(PTHREADS_ROOT_USER)
 100     SET(PTHREADS_LIB_PATHS)
 101   ENDIF(PTHREADS_ROOT_USER)
 102 ENDIF(PTHREADS_STATUS)
 103
 104 IF(PTHREADS_STATUS)
 105   IF(WINDOWS)
 106     IF(CMAKE_BUILD_TYPE STREQUAL Release)
 107       FIND_LIBRARY(PTHREAD_LIB pthreadVSE2 PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 108     ELSE(CMAKE_BUILD_TYPE STREQUAL Release)
 109       FIND_LIBRARY(PTHREAD_LIB pthreadVSE2d PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 110     ENDIF(CMAKE_BUILD_TYPE STREQUAL Release)
 111   ELSE(WINDOWS)
 112     FIND_LIBRARY(PTHREAD_LIB pthread PATHS ${PTHREADS_LIB_PATHS} ${PTHREADS_FIND_PATHS_OPTION})
 113   ENDIF(WINDOWS)
 114   SET(PTHREAD_LIBS)
 115   IF(PTHREAD_LIB)
 116     SET(PTHREAD_LIBS ${PTHREAD_LIBS} ${PTHREAD_LIB})
 117     MESSAGE(STATUS "pthread lib found: ${PTHREAD_LIB}")
 118   ELSE(PTHREAD_LIB)
 119     SET(PTHREADS_STATUS 0)
 120     IF(PTHREADS_ROOT_USER)
 121       MESSAGE(STATUS "pthread lib not found in ${PTHREADS_LIB_PATHS}, check your PTHREADS installation.")
 122     ELSE(PTHREADS_ROOT_USER)
 123       MESSAGE(STATUS "pthread lib not found on system, try to use WITH_PTHREADS option or PTHREADS_ROOT environment variable.")
 124     ENDIF(PTHREADS_ROOT_USER)
 125   ENDIF(PTHREAD_LIB)
 126 ENDIF(PTHREADS_STATUS)
 127
 128 # ----
 129
 130 IF(PTHREADS_STATUS)
 131 ELSE(PTHREADS_STATUS)
 132   IF(PTHREADS_IS_MANDATORY)
 133     MESSAGE(FATAL_ERROR "pthreads not found ... mandatory ... abort")
 134   ELSE(PTHREADS_IS_MANDATORY)
 135     MESSAGE(STATUS "pthreads not found ... optional ... disabled")
 136   ENDIF(PTHREADS_IS_MANDATORY)
 137 ENDIF(PTHREADS_STATUS)