enet: Fix to build with autotools

mingw-w64-enet/001-no-undefined.patch

@@ -0,0 +1,11 @@
+--- enet-1.3.13/Makefile.am.orig	2016-01-14 08:45:22.158946100 +0300
++++ enet-1.3.13/Makefile.am	2016-01-14 08:45:34.832946100 +0300
+@@ -16,7 +16,7 @@
+ lib_LTLIBRARIES = libenet.la
+ libenet_la_SOURCES = callbacks.c compress.c host.c list.c packet.c peer.c protocol.c unix.c win32.c
+ # see info '(libtool) Updating version info' before making a release
+-libenet_la_LDFLAGS = $(AM_LDFLAGS) -version-info 7:1:0
++libenet_la_LDFLAGS = $(AM_LDFLAGS) -no-undefined -version-info 7:1:0
+ AM_CPPFLAGS = -I$(top_srcdir)/include
+ 
+ ACLOCAL_AMFLAGS = -Im4

mingw-w64-enet/002-win-libs.patch

@@ -0,0 +1,17 @@
+--- senet-1.3.13/configure.ac.orig	2016-01-14 08:49:48.966946100 +0300
++++ enet-1.3.13/configure.ac	2016-01-14 08:56:43.378946100 +0300
+@@ -7,6 +7,14 @@
+ AC_PROG_CC
+ AC_PROG_LIBTOOL
+ 
++
++# Check system type
++case "$target" in
++*mingw*)
++     LIBS="$LIBS -lws2_32 -lwinmm"
++     ;;
++esac
++
+ AC_CHECK_FUNC(gethostbyaddr_r, [AC_DEFINE(HAS_GETHOSTBYADDR_R)])
+ AC_CHECK_FUNC(gethostbyname_r, [AC_DEFINE(HAS_GETHOSTBYNAME_R)])
+ AC_CHECK_FUNC(poll, [AC_DEFINE(HAS_POLL)])

mingw-w64-enet/PKGBUILD

@@ -11,29 +11,35 @@ arch=('any')
 license=('custom')
 makedepends=("${MINGW_PACKAGE_PREFIX}-gcc")
 options=('staticlibs' 'strip')
-source=("http://enet.bespin.org/download/enet-${pkgver}.tar.gz")
-md5sums=('b83b9a7791417b6b6f5c68231f6e218b')
+source=("http://enet.bespin.org/download/${_realname}-${pkgver}.tar.gz"
+        001-no-undefined.patch
+        002-win-libs.patch)
+md5sums=('b83b9a7791417b6b6f5c68231f6e218b'
+         'ab88c0a1edbfeddf50c9a8dda0798dd9'
+         '67dbf65539af7940e138574a43593fca')
 
 prepare() {
   cd "${srcdir}/enet-${pkgver}"
+  patch -p1 -i ${srcdir}/001-no-undefined.patch
+  patch -p1 -i ${srcdir}/002-win-libs.patch
+  
+  autoreconf -fiv
 }
 
 build() {
-  cd "${srcdir}/enet-${pkgver}"
-  gcc -shared ${CFLAGS} \
-    -Wl,--out-implib,libenet.dll.a \
-    -DENET_DLL\
-    -Iinclude \
-    *.c \
-    -lws2_32 -lwinmm \
-    -o enet.dll 
+  mkdir -p build-${MINGW_CHOST}
+  cd build-${MINGW_CHOST}
+  
+  ../${_realname}-${pkgver}/configure \
+      --build=${MINGW_CHOST} \
+      --host=${MINGW_CHOST} \
+      --target=${MINGW_CHOST} \
+      --prefix=${MINGW_PREFIX}
+
+  make
 }
 
 package() {
-  mkdir -p ${pkgdir}${MINGW_PREFIX}/{bin,lib,include}
-  mkdir -p ${pkgdir}${MINGW_PREFIX}/include/${_realname}
-  cd "${srcdir}/enet-${pkgver}"
-  install -m644 enet.dll "${pkgdir}${MINGW_PREFIX}/bin/"
-  install -m644 libenet.dll.a "${pkgdir}${MINGW_PREFIX}/lib/"
-  install -m644 include/enet/*.h "${pkgdir}${MINGW_PREFIX}/include/${_realname}/"
+  cd "${srcdir}/build-${MINGW_CHOST}"
+  make DESTDIR="${pkgdir}" install
 }