From 88ae2599f6dbf655e8806c9b4619ec089425683b Mon Sep 17 00:00:00 2001
From: Florent Le Coz <louiz@louiz.org>
Date: Fri, 18 Sep 2015 21:49:54 +0200
Subject: Introduce an optional Database module
Uses litesql
---
cmake/Modules/FindLITESQL.cmake | 75 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 75 insertions(+)
create mode 100644 cmake/Modules/FindLITESQL.cmake
(limited to 'cmake/Modules')
diff --git a/cmake/Modules/FindLITESQL.cmake b/cmake/Modules/FindLITESQL.cmake
new file mode 100644
index 0000000..2ce8fd6
--- /dev/null
+++ b/cmake/Modules/FindLITESQL.cmake
@@ -0,0 +1,75 @@
+# - Find LiteSQL
+#
+# Find the LiteSQL library, and defines a function to generate C++ files
+# from the database xml file using litesql-gen fro
+#
+# This module defines the following variables:
+# LITESQL_FOUND - True if library and include directory are found
+# If set to TRUE, the following are also defined:
+# LITESQL_INCLUDE_DIRS - The directory where to find the header file
+# LITESQL_LIBRARIES - Where to find the library file
+# LITESQL_GENERATE_CPP - A function, to be used like this:
+# LITESQL_GENERATE_CPP("db/database.xml" # The file defining the db schemas
+# "database" # The name of the C++ “module”
+# # that will be generated
+# LITESQL_GENERATED_SOURCES # Variable containing the
+# resulting C++ files to compile
+#
+# 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.
+# LITESQL_INCLUDE_DIR
+# LITESQL_LIBRARY
+#
+# This file is in the public domain
+
+find_path(LITESQL_INCLUDE_DIRS NAMES litesql.hpp
+ DOC "The LiteSQL include directory")
+
+find_library(LITESQL_LIBRARIES NAMES litesql
+ DOC "The LiteSQL library")
+
+foreach(DB_TYPE sqlite postgresql mysql ocilib)
+ string(TOUPPER ${DB_TYPE} DB_TYPE_UPPER)
+ find_library(LITESQL_${DB_TYPE_UPPER}_LIB_PATH NAMES litesql_${DB_TYPE}
+ DOC "The ${DB_TYPE} backend for LiteSQL")
+ if(LITESQL_${DB_TYPE_UPPER}_LIB_PATH)
+ list(APPEND LITESQL_LIBRARIES ${LITESQL_${DB_TYPE_UPPER}_LIB_PATH})
+ endif()
+endforeach()
+
+find_program(LITESQLGEN_EXECUTABLE NAMES litesql-gen
+ DOC "The utility that creates .h and .cpp files from a xml database description")
+
+# Use some standard module to handle the QUIETLY and REQUIRED arguments, and
+# set LITESQL_FOUND to TRUE if these two variables are set.
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LITESQL REQUIRED_VARS LITESQL_LIBRARIES LITESQL_INCLUDE_DIRS
+ LITESQLGEN_EXECUTABLE)
+
+# Compatibility for all the ways of writing these variables
+if(LITESQL_FOUND)
+ set(LITESQL_INCLUDE_DIR ${LITESQL_INCLUDE_DIRS})
+ set(LITESQL_LIBRARY ${LITESQL_LIBRARIES})
+endif()
+
+mark_as_advanced(LITESQL_INCLUDE_DIRS LITESQL_LIBRARIES)
+
+
+# LITESQL_GENERATE_CPP function
+
+function(LITESQL_GENERATE_CPP
+ SOURCE_FILE OUTPUT_NAME OUTPUT_SOURCES)
+ set(${OUTPUT_SOURCES})
+ add_custom_command(
+ OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}.cpp"
+ "${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}.hpp"
+ COMMAND ${LITESQLGEN_EXECUTABLE}
+ ARGS -t c++ --output-dir=${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/${SOURCE_FILE}
+ DEPENDS ${SOURCE_FILE}
+ COMMENT "Running litesql-gen on ${SOURCE_FILE}"
+ VERBATIM)
+ list(APPEND ${OUTPUT_SOURCES} "${CMAKE_CURRENT_BINARY_DIR}/${OUTPUT_NAME}.cpp")
+ set_source_files_properties(${${OUTPUT_SOURCES}} PROPERTIES GENERATED TRUE)
+ set(${OUTPUT_SOURCES} ${${OUTPUT_SOURCES}} PARENT_SCOPE)
+endfunction()
--
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