Add postgresql support

1 files changed, 43 insertions, 0 deletions

diff --git a/cmake/Modules/FindPQ.cmake b/cmake/Modules/FindPQ.cmake
new file mode 100644
index 0000000..e268b8f
--- /dev/null
+++ b/cmake/Modules/FindPQ.cmake
@@ -0,0 +1,43 @@
+# - Find libpq
+# Find the postgresql front end library
+#
+# This module defines the following variables:
+#   PQ_FOUND  -  True if library and include directory are found
+# If set to TRUE, the following are also defined:
+#   PQ_INCLUDE_DIRS  -  The directory where to find the header file
+#   PQ_LIBRARIES  -  Where to find the library file
+#
+# For conveniance, these variables are also set. They have the same values
+# than the variables above.  The user can thus choose his/her prefered way
+# to write them.
+#   PQ_LIBRARY
+#   PQ_INCLUDE_DIR
+#
+# This file is in the public domain
+
+include(FindPkgConfig)
+
+if(NOT PQ_FOUND)
+  pkg_check_modules(PQ libpq)
+endif()
+
+if(NOT PQ_FOUND)
+  find_path(PQ_INCLUDE_DIRS NAMES libpq-fe.h
+      DOC "The libpq include directory")
+
+  find_library(PQ_LIBRARIES NAMES pq
+      DOC "The pq library")
+
+  # Use some standard module to handle the QUIETLY and REQUIRED arguments, and
+  # set PQ_FOUND to TRUE if these two variables are set.
+  include(FindPackageHandleStandardArgs)
+  find_package_handle_standard_args(PQ REQUIRED_VARS PQ_LIBRARIES PQ_INCLUDE_DIRS)
+
+  if(PQ_FOUND)
+    set(PQ_LIBRARY ${PQ_LIBRARIES} CACHE INTERNAL "")
+    set(PQ_INCLUDE_DIR ${PQ_INCLUDE_DIRS} CACHE INTERNAL "")
+    set(PQ_FOUND ${PQ_FOUND} CACHE INTERNAL "")
+  endif()
+endif()
+
+mark_as_advanced(PQ_INCLUDE_DIRS PQ_LIBRARIES)