cppcms: needs threads

Fixes:
http://autobuild.buildroot.net/results/d61/d618de68c8a50a932e85bdefb23c40e86790dc6c/

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/cppcms/Config.in

@@ -4,6 +4,7 @@ config BR2_PACKAGE_CPPCMS
 	select BR2_PACKAGE_PCRE
 	select BR2_PACKAGE_LIBGCRYPT
 	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_TOOLCHAIN_HAS_THREADS
 	help
 	  CppCMS is a Free High Performance Web Development Framework
 	  (not a CMS) aimed for Rapid Web Application Development. It
@@ -25,18 +26,17 @@ config BR2_PACKAGE_CPPCMS_ICU
 	depends on !BR2_arc # icu -> atomic builtins
 	depends on !BR2_BINFMT_FLAT # icu
 	depends on BR2_USE_WCHAR # icu
-	depends on BR2_TOOLCHAIN_HAS_THREADS # icu
 	select BR2_PACKAGE_ICU
 	help
 	  Using ICU allows advanced localization features into CppCMS,
 	  in another hand ICU is heavier than iconv.
 
-comment "icu support needs a toolchain w/ wchar, threads"
+comment "icu support needs a toolchain w/ wchar"
 	depends on !BR2_arc
 	depends on !BR2_BINFMT_FLAT
-	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS
+	depends on !BR2_USE_WCHAR
 
 endif
 
-comment "cppcms needs a toolchain w/ C++"
-	depends on !BR2_INSTALL_LIBSTDCPP
+comment "cppcms needs a toolchain w/ C++, threads"
+	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS