qemu: Fix building. Add patch to disable code that removed in recent mingw-w64.

mingw-w64-qemu/001-time-functions.patch

@@ -0,0 +1,18 @@
+--- qemu-2.1.2/include/sysemu/os-win32.h.orig	2014-10-28 10:55:39.691000000 +0300
++++ qemu-2.1.2/include/sysemu/os-win32.h	2014-10-28 10:56:00.439000000 +0300
+@@ -75,6 +75,7 @@
+ /* Declaration of ffs() is missing in MinGW's strings.h. */
+ int ffs(int i);
+ 
++#ifndef __MINGW64_VERSION_MAJOR
+ /* Missing POSIX functions. Don't use MinGW-w64 macros. */
+ #undef gmtime_r
+ struct tm *gmtime_r(const time_t *timep, struct tm *result);
+@@ -82,6 +83,7 @@
+ struct tm *localtime_r(const time_t *timep, struct tm *result);
+ 
+ char *strtok_r(char *str, const char *delim, char **saveptr);
++#endif
+ 
+ static inline void os_setup_signal_handling(void) {}
+ static inline void os_daemonize(void) {}

mingw-w64-qemu/PKGBUILD

@@ -11,18 +11,30 @@ arch=('any')
 license=('GPL2' 'LGPL2')
 url="http://qemu.org"
 makedepends=('perl' 'python2' 'bison')
-depends=("${MINGW_PACKAGE_PREFIX}-libjpeg" "${MINGW_PACKAGE_PREFIX}-libpng" "${MINGW_PACKAGE_PREFIX}-libssh2" 
-         "${MINGW_PACKAGE_PREFIX}-SDL2" "${MINGW_PACKAGE_PREFIX}-curl" "${MINGW_PACKAGE_PREFIX}-openssl")
-source=(http://wiki.qemu.org/download/${_realname}-${pkgver}.tar.bz2)
-md5sums=('SKIP')
+depends=("${MINGW_PACKAGE_PREFIX}-curl"
+         "${MINGW_PACKAGE_PREFIX}-libjpeg"
+         "${MINGW_PACKAGE_PREFIX}-libpng"
+         "${MINGW_PACKAGE_PREFIX}-libssh2" 
+         #"${MINGW_PACKAGE_PREFIX}-libusb"
+         "${MINGW_PACKAGE_PREFIX}-lzo2"
+         "${MINGW_PACKAGE_PREFIX}-openssl"
+         "${MINGW_PACKAGE_PREFIX}-snappy"
+         "${MINGW_PACKAGE_PREFIX}-SDL2")
+source=(http://wiki.qemu.org/download/${_realname}-${pkgver}.tar.bz2
+        001-time-functions.patch)
+md5sums=('0ff197c4ed4b695620bc4734e77c888f'
+         '455e088562ac76945feb9252baa1a9fd')
 options=('!strip' 'debug')
 
 _pkgfqn="${_realname}-${pkgver}"
 noextract=(${_pkgfqn}.tar.bz2)
 prepare() {
-    cd $startdir/
+  cd $startdir/
   [ -d ${srcdir}/${_pkgfqn} ] && rm -rf ${srcdir}/${_pkgfqn}
   tar -xjf ${startdir}/${_pkgfqn}.tar.bz2 -C $srcdir || true
+  
+  cd ${srcdir}/${_pkgfqn}
+  patch -p1 -i ${srcdir}/001-time-functions.patch
 }
 
 build() {
@@ -41,17 +53,22 @@ build() {
   ${srcdir}/${_realname}-${pkgver}/configure \
     --prefix=${MINGW_PREFIX} \
     --host-cc=$CC \
-    --python=/usr/bin/python2 \
+    --python=${MINGW_PREFIX}/bin/python2 \
     --datadir=${MINGW_PREFIX}/etc/qemu \
     --mandir=${MINGW_PREFIX}/share/qemu \
     --bindir=${MINGW_PREFIX}/bin \
     --libdir=${MINGW_PREFIX}/lib \
     --sysconfdir=${MINGW_PREFIX}/etc/qemu \
+    --enable-libssh2 \
+    --enable-lzo \
+    --enable-snappy \
     --disable-docs \
     --disable-gtk \
     --disable-xen \
-    --enable-libssh2 \
+    --disable-smartcard-nss \
+    --disable-vnc-sasl \
     --disable-kvm \
+    --disable-libusb \
     --disable-bluez \
     --disable-spice \
     --target-list=x86_64-softmmu,arm-softmmu,i386-softmmu \