config BR2_PACKAGE_RRDTOOL
	bool "rrdtool"
	depends on BR2_USE_WCHAR # libglib2
	depends on BR2_TOOLCHAIN_HAS_THREADS # libglib2
	depends on BR2_USE_MMU # libglib2
	select BR2_PACKAGE_LIBGLIB2
	help
	  RRDtool is the OpenSource industry standard, high performance
	  data logging and graphing system for time series data.

	  http://oss.oetiker.ch/rrdtool/

if BR2_PACKAGE_RRDTOOL

config BR2_PACKAGE_RRDTOOL_RRDGRAPH
	bool "rrd_graph"
	default y
	depends on BR2_TOOLCHAIN_HAS_SYNC_4 # pango -> harfbuzz
	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # pango -> harfbuzz
	depends on BR2_INSTALL_LIBSTDCPP # freetype support from pango
	select BR2_PACKAGE_CAIRO
	select BR2_PACKAGE_CAIRO_PNG
	select BR2_PACKAGE_CAIRO_ZLIB
	select BR2_PACKAGE_PANGO
	help
	  This enables the graphing capabilities ('rrdgraph').
	  Without this it will only act as a database backend.

comment "rrd_graph support needs a toolchain w/ C++, gcc >= 4.9"
	depends on !BR2_INSTALL_LIBSTDCPP || \
		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
	depends on BR2_TOOLCHAIN_HAS_SYNC_4

endif

comment "rrdtool needs a toolchain w/ wchar, threads"
	depends on BR2_USE_MMU
	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS