(Minor update) Moved some utilities to a separate file.

# File containing various utilities

# Converts a CMake list to a string containing elements separated by spaces

FUNCTION(TO_LIST_SPACES _LIST_NAME OUTPUT_VAR)

  SET(NEW_LIST_SPACE)

  FOREACH(ITEM ${${_LIST_NAME}})

    SET(NEW_LIST_SPACE "${NEW_LIST_SPACE} ${ITEM}")

  ENDFOREACH()

  STRING(STRIP ${NEW_LIST_SPACE} NEW_LIST_SPACE)

  SET(${OUTPUT_VAR} "${NEW_LIST_SPACE}" PARENT_SCOPE)

ENDFUNCTION()

# Appends a lis of item to a string which is a space-separated list, if they don't already exist.

FUNCTION(LIST_SPACES_APPEND_ONCE LIST_NAME)

  STRING(REPLACE " " ";" _LIST ${${LIST_NAME}})

  LIST(APPEND _LIST ${ARGN})

  LIST(REMOVE_DUPLICATES _LIST)

  TO_LIST_SPACES(_LIST NEW_LIST_SPACE)

  SET(${LIST_NAME} "${NEW_LIST_SPACE}" PARENT_SCOPE)

ENDFUNCTION()

# Convinience function that does the same as LIST(FIND ...) but with a TRUE/FALSE return value.

# Ex: IN_STR_LIST(MY_LIST "Searched item" WAS_FOUND)

FUNCTION(IN_STR_LIST LIST_NAME ITEM_SEARCHED RETVAL)

	LIST(FIND ${LIST_NAME} ${ITEM_SEARCHED} FIND_POS)

	IF(${FIND_POS} EQUAL -1)

		SET(${RETVAL} FALSE PARENT_SCOPE)

	ELSE()

		SET(${RETVAL} TRUE PARENT_SCOPE)

	ENDIF()

ENDFUNCTION()

CMAKE_MINIMUM_REQUIRED(VERSION 2.6.2 FATAL_ERROR)

SET(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake;${CMAKE_MODULE_PATH}")

FUNCTION(TO_LIST_SPACES _LIST_NAME OUTPUT_VAR)

  SET(NEW_LIST_SPACE)

  FOREACH(ITEM ${${_LIST_NAME}})

    SET(NEW_LIST_SPACE "${NEW_LIST_SPACE} ${ITEM}")

  ENDFOREACH()

  STRING(STRIP ${NEW_LIST_SPACE} NEW_LIST_SPACE)

  SET(${OUTPUT_VAR} "${NEW_LIST_SPACE}" PARENT_SCOPE)

ENDFUNCTION()

# Appends a lis of item to a string which is a space-separated list, if they don't already exist.

FUNCTION(LIST_SPACES_APPEND_ONCE LIST_NAME)

  STRING(REPLACE " " ";" _LIST ${${LIST_NAME}})

  LIST(APPEND _LIST ${ARGN})

  LIST(REMOVE_DUPLICATES _LIST)

  TO_LIST_SPACES(_LIST NEW_LIST_SPACE)

  SET(${LIST_NAME} "${NEW_LIST_SPACE}" PARENT_SCOPE)

ENDFUNCTION()

INCLUDE(Utilities)

project( CURL C )

SET(CURL_MAJOR_VERSION 7)