From 3b0f173db6ec73cea07ca016a3df68da4b7ef3c8 Mon Sep 17 00:00:00 2001
From: Hannu Nyman <hannu.nyman@iki.fi>
Date: Tue, 16 Jun 2015 21:50:04 +0300
Subject: [PATCH] vsftpd: fix musl compatibility

Make vsftpd to compile with musl, while preserving uclibc compatibility.

When using musl:
* disable UTMPX functionality
* disable -lnsl option in upstream Makefile

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
---
 net/vsftpd/Makefile                             | 12 ++++++++++--
 net/vsftpd/patches/006-musl-compatibility.patch | 13 +++++++++++++
 2 files changed, 23 insertions(+), 2 deletions(-)
 create mode 100644 net/vsftpd/patches/006-musl-compatibility.patch

diff --git a/net/vsftpd/Makefile b/net/vsftpd/Makefile
index e1a4de0174..4df9292950 100644
--- a/net/vsftpd/Makefile
+++ b/net/vsftpd/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2006-2014 OpenWrt.org
+# Copyright (C) 2006-2015 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=vsftpd
 PKG_VERSION:=3.0.2
-PKG_RELEASE:=4
+PKG_RELEASE:=5
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://security.appspot.com/downloads/
@@ -48,8 +48,15 @@ endef
 
 Package/vsftpd-tls/conffiles=$(Package/vsftpd/conffiles)
 
+ifneq ($(CONFIG_USE_MUSL),)
+  NLSSTRING:=-lcrypt
+else
+  NLSSTRING:=-lcrypt -lnsl
+endif
+
 ifeq ($(BUILD_VARIANT),notls)
  define Build/Compile
+	$(SED) 's/-lcrypt -lnsl/$(NLSSTRING)/' $(PKG_BUILD_DIR)/Makefile
 	$(MAKE) -C $(PKG_BUILD_DIR) \
 		CC="$(TARGET_CC)" \
 		CFLAGS="$(TARGET_CFLAGS)" \
@@ -62,6 +69,7 @@ ifeq ($(BUILD_VARIANT),tls)
  define Build/Compile
 	$(SED) 's/#undef VSF_BUILD_SSL/#define VSF_BUILD_SSL/' $(PKG_BUILD_DIR)/builddefs.h
 	$(SED) 's/-lcrypt -lnsl/-lcrypt -lnsl -lssl -lcrypto/' $(PKG_BUILD_DIR)/Makefile
+	$(SED) 's/-lcrypt -lnsl/$(NLSSTRING)/' $(PKG_BUILD_DIR)/Makefile
 	$(MAKE) -C $(PKG_BUILD_DIR) \
 		CC="$(TARGET_CC)" \
 		CFLAGS="$(TARGET_CFLAGS)" \
diff --git a/net/vsftpd/patches/006-musl-compatibility.patch b/net/vsftpd/patches/006-musl-compatibility.patch
new file mode 100644
index 0000000000..9eefec79d3
--- /dev/null
+++ b/net/vsftpd/patches/006-musl-compatibility.patch
@@ -0,0 +1,13 @@
+--- a/sysdeputil.c
++++ b/sysdeputil.c
+@@ -58,7 +58,9 @@
+ #define VSF_SYSDEP_HAVE_SHADOW
+ #define VSF_SYSDEP_HAVE_USERSHELL
+ #define VSF_SYSDEP_HAVE_LIBCAP
+-#define VSF_SYSDEP_HAVE_UTMPX
++#if defined(__GLIBC__) || defined(__UCLIBC__)
++  #define VSF_SYSDEP_HAVE_UTMPX
++#endif
+ 
+ #define __USE_GNU
+ #include <utmpx.h>