cmake/FindPostgres.cmake

   1 # CMake module to search for PostgreSQL library
   2 #
   3 # pg_config is searched for in POSTGRES_CONFIG dir,
   4 # default /usr/bin
   5 #
   6 # If it's found it sets POSTGRES_FOUND to TRUE
   7 # and following variables are set:
   8 #    POSTGRES_INCLUDE_DIR
   9 #    POSTGRES_LIBRARY
  10
  11 IF(WIN32)
  12   IF (NOT POSTGRES_INCLUDE_DIR)
  13     FIND_PATH(POSTGRES_INCLUDE_DIR libpq-fe.h /usr/local/include /usr/include c:/msys/local/include)
  14   ENDIF (NOT POSTGRES_INCLUDE_DIR)
  15
  16   IF (NOT POSTGRES_LIBRARY)
  17     FIND_LIBRARY(POSTGRES_LIBRARY NAMES pq PATH /usr/local/lib /usr/lib c:/msys/local/lib)
  18   ENDIF (NOT POSTGRES_LIBRARY)
  19
  20 ELSE(WIN32)
  21   IF(UNIX)
  22
  23     SET(POSTGRES_CONFIG_PREFER_PATH "$ENV{POSTGRES_HOME}/bin" CACHE FILEPATH "preferred path to PG (pg_config)")
  24     FIND_PROGRAM(POSTGRES_CONFIG pg_config
  25       ${POSTGRES_CONFIG_PREFER_PATH}
  26       /usr/bin/
  27       )
  28     # MESSAGE("DBG POSTGRES_CONFIG ${POSTGRES_CONFIG}")
  29
  30     IF (POSTGRES_CONFIG)
  31       # set INCLUDE_DIR
  32       EXEC_PROGRAM(${POSTGRES_CONFIG}
  33         ARGS --includedir
  34         OUTPUT_VARIABLE PG_TMP)
  35       find_path(POSTGRES_INCLUDE_DIR libpq-fe.h
  36             /usr/local/include
  37             /usr/local/include/postgresql
  38             /usr/local/postgresql/include
  39             /usr/local/postgresql/include/postgresql
  40             /usr/include
  41             /usr/include/postgresql
  42             ${PG_TMP}
  43       )
  44
  45       # set LIBRARY_DIR
  46       EXEC_PROGRAM(${POSTGRES_CONFIG}
  47         ARGS --libdir
  48         OUTPUT_VARIABLE PG_TMP)
  49       find_library(POSTGRES_LIBRARY pq
  50         PATHS
  51         ${PG_TMP}
  52         /usr/lib/postgresql
  53         /usr/local/lib
  54         /usr/local/lib/postgresql
  55         /usr/local/postgresql/lib
  56       )
  57     ENDIF(POSTGRES_CONFIG)
  58
  59   ENDIF(UNIX)
  60 ENDIF(WIN32)
  61
  62 IF (POSTGRES_INCLUDE_DIR AND POSTGRES_LIBRARY)
  63    SET(POSTGRES_FOUND TRUE CACHE INTERNAL "PostgreSQL found")
  64 ENDIF (POSTGRES_INCLUDE_DIR AND POSTGRES_LIBRARY)
  65
  66
  67 IF (POSTGRES_FOUND)
  68
  69    IF (NOT POSTGRES_FIND_QUIETLY)
  70       MESSAGE(STATUS "Found PostgreSQL: ${POSTGRES_INCLUDE_DIR}, ${POSTGRES_LIBRARY}")
  71    ENDIF (NOT POSTGRES_FIND_QUIETLY)
  72
  73    check_library_exists("${POSTGRES_LIBRARY}" PQescapeStringConn "" HAVE_PQESCAPESTRINGCONN)
  74
  75 ELSE (POSTGRES_FOUND)
  76
  77    #SET (POSTGRES_INCLUDE_DIR "")
  78    #SET (POSTGRES_LIBRARY "")
  79
  80    IF (POSTGRES_FIND_REQUIRED)
  81       MESSAGE(FATAL_ERROR "Could not find PostgreSQL")
  82    ELSE (POSTGRES_FIND_REQUIRED)
  83       MESSAGE(STATUS "Could not find PostgreSQL")
  84    ENDIF (POSTGRES_FIND_REQUIRED)
  85
  86 ENDIF (POSTGRES_FOUND)