gnutls: make it non-wchar friendly

Make gnutls work for non-wchar toolchains.
It's just a matter of throwing a helping hand to configure.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/connman/Config.in

@@ -5,7 +5,7 @@ config BR2_PACKAGE_CONNMAN
 	select BR2_PACKAGE_IPTABLES
 	select BR2_PACKAGE_GNUTLS
 	depends on !(BR2_UCLIBC_VERSION_0_9_31 || BR2_UCLIBC_VERSION_0_9_32)
-	depends on BR2_USE_WCHAR # libglib2 and gnutls
+	depends on BR2_USE_WCHAR # libglib2
 	depends on BR2_INET_IPV6
 	depends on BR2_TOOLCHAIN_HAS_THREADS # dbus
 	depends on BR2_USE_MMU # dbus

package/gnutls/Config.in

@@ -1,12 +1,8 @@
 config BR2_PACKAGE_GNUTLS
 	bool "gnutls"
 	select BR2_PACKAGE_LIBGCRYPT
-	depends on BR2_USE_WCHAR
 	help
 	  GnuTLS is a secure communications library implementing the SSL
 	  and TLS protocols and technologies around them.
 
 	  http://www.gnu.org/software/gnutls/gnutls.html
-
-comment "gnutls requires a toolchain with WCHAR support"
-	depends on !BR2_USE_WCHAR

package/gnutls/gnutls.mk

@@ -10,7 +10,10 @@ GNUTLS_SITE = $(BR2_GNU_MIRROR)/gnutls
 GNUTLS_LICENSE = GPLv3+ LGPLv2.1+
 GNUTLS_LICENSE_FILES = COPYING lib/COPYING
 GNUTLS_DEPENDENCIES = host-pkgconf libgcrypt $(if $(BR2_PACKAGE_ZLIB),zlib)
-GNUTLS_CONF_ENV = acl_cv_rpath=no
+GNUTLS_CONF_ENV = acl_cv_rpath=no \
+	ac_cv_header_wchar_h=$(if $(BR2_USE_WCHAR),yes,no) \
+	gt_cv_c_wchar_t=$(if $(BR2_USE_WCHAR),yes,no) \
+	gt_cv_c_wint_t=$(if $(BR2_USE_WCHAR),yes,no)
 GNUTLS_CONF_OPT = --with-libgcrypt --without-libgcrypt-prefix \
 		--without-p11-kit --disable-rpath
 GNUTLS_INSTALL_STAGING = YES

package/libsoup/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_LIBSOUP
 	bool "libsoup"
-	depends on BR2_USE_WCHAR # glib2 and gnutls
+	depends on BR2_USE_WCHAR # glib2
 	select BR2_PACKAGE_LIBXML2
 	select BR2_PACKAGE_LIBGLIB2
 	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT

package/network-manager/Config.in

@@ -4,7 +4,7 @@ config BR2_PACKAGE_NETWORK_MANAGER
 	select BR2_PACKAGE_DBUS
 	depends on BR2_INET_IPV6
 	depends on BR2_LARGEFILE # acl
-	depends on BR2_USE_WCHAR # libglib2 and gnutls
+	depends on BR2_USE_WCHAR # libglib2
 	depends on BR2_TOOLCHAIN_HAS_THREADS # dbus
 	depends on BR2_USE_MMU # dbus
 	select BR2_PACKAGE_DBUS_GLIB