pure-ftpd: Added pure-ftpwho config option

Added the pure-ftpwho config option. When selected, the --with-ftpwho
compiler option is passed which enabled the pure-ftpwho command.

Signed-off-by: Bryce Ferguson <bryce.ferguson@rockwellcollins.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/pure-ftpd/Config.in

@@ -10,3 +10,14 @@ config BR2_PACKAGE_PURE_FTPD
 	  well as hosting providers.
 
 	  http://www.pureftpd.org
+
+if BR2_PACKAGE_PURE_FTPD
+
+config BR2_PACKAGE_PURE_FTPD_FTPWHO
+	bool "ftpwho"
+	help
+	  Enable the pure-ftpd command.  Pure-ftpwho shows current Pure-ftpd
+	  client sessions.  Only the system administrator may run this.  Output
+	  can be text (default), HTML, XML data and parser-optimized.
+
+endif

package/pure-ftpd/pure-ftpd.mk

@@ -45,4 +45,8 @@ ifeq ($(BR2_TOOLCHAIN_SUPPORTS_PIE),)
 PURE_FTPD_CONF_ENV += ax_cv_check_cflags___fPIE=no ax_cv_check_ldflags___fPIE=no
 endif
 
+ifeq ($(BR2_PACKAGE_PURE_FTPD_FTPWHO),y)
+PURE_FTPD_CONF_OPTS += --with-ftpwho
+endif
+
 $(eval $(autotools-package))