finally, a cross-compile config

libzmq-win32-release.patch

@@ -0,0 +1,198 @@
+From 00440f91ebbae83d7d2aeb429b306bee27f3b165 Mon Sep 17 00:00:00 2001
+From: Rick V <rick@snowlight.net>
+Date: Wed, 31 Oct 2019 17:20:05 -0500
+Subject: ZMQ patches for Windows
+
+Configure with: ./configure [--host=i686-w64-mingw32 --target=i686-w64-mingw32] --disable-shared 
+CFLAGS='-march=nocona -mfpmath=sse -O3'  CPPFLAGS=-DZMQ_HAVE_WINDOWS_TARGET_XP 
+
+-rick
+
+---
+
+diff --git a/include/zmq.h b/include/zmq.h
+index f5713f80..bb7b818e 100644
+--- a/include/zmq.h
++++ b/include/zmq.h
+@@ -65,14 +65,9 @@ extern "C" {
+ #endif
+ 
+ #ifdef __MINGW32__
+-//  Require Windows XP or higher with MinGW for getaddrinfo().
+-#if (_WIN32_WINNT >= 0x0501)
+-#else
+-#error You need at least Windows XP target
+-#endif
+-#endif
+ #include <winsock2.h>
+ #endif
++#endif
+ 
+ /*  Handle DSO symbol visibility                                             */
+ #if defined _WIN32
+diff --git a/src/address.hpp b/src/address.hpp
+index b20a10e5..f848ec2b 100644
+--- a/src/address.hpp
++++ b/src/address.hpp
+@@ -38,6 +38,7 @@
+ #include <sys/socket.h>
+ #else
+ #include <ws2tcpip.h>
++#include <wspiapi.h>
+ #endif
+ 
+ namespace zmq
+diff --git a/src/ip_resolver.cpp b/src/ip_resolver.cpp
+index 4a8283de..a8b6fe6c 100644
+--- a/src/ip_resolver.cpp
++++ b/src/ip_resolver.cpp
+@@ -595,6 +595,7 @@ int zmq::ip_resolver_t::wchar_to_utf8 (const WCHAR *src_, char **dest_) const
+     return 0;
+ }
+ 
++#if !defined ZMQ_HAVE_WINDOWS_TARGET_XP
+ int zmq::ip_resolver_t::resolve_nic_name (ip_addr_t *ip_addr_, const char *nic_)
+ {
+     int rc;
+@@ -674,6 +675,17 @@ int zmq::ip_resolver_t::resolve_nic_name (ip_addr_t *ip_addr_, const char *nic_)
+     }
+     return 0;
+ }
++#else
++//  On other platforms we assume there are no sane interface names.
++int zmq::ip_resolver_t::resolve_nic_name (ip_addr_t *ip_addr_, const char *nic_)
++{
++    LIBZMQ_UNUSED (ip_addr_);
++    LIBZMQ_UNUSED (nic_);
++
++    errno = ENODEV;
++    return -1;
++}
++#endif
+ 
+ #else
+ 
+diff --git a/src/precompiled.hpp b/src/precompiled.hpp
+index f22a6937..45e5ba10 100644
+--- a/src/precompiled.hpp
++++ b/src/precompiled.hpp
+@@ -85,6 +85,7 @@
+ #include <time.h>
+ #include <winsock2.h>
+ #include <ws2tcpip.h>
++#include <wspiapi.h>
+ 
+ // standard C++ headers
+ #include <algorithm>
+diff --git a/src/thread.cpp b/src/thread.cpp
+index b14d7075..923d6a3d 100644
+--- a/src/thread.cpp
++++ b/src/thread.cpp
+@@ -61,10 +61,10 @@ void zmq::thread_t::start (thread_fn *tfn_, void *arg_, const char *name_)
+         strncpy (_name, name_, sizeof (_name) - 1);
+ #if defined _WIN32_WCE
+     _descriptor =
+-      (HANDLE) CreateThread (NULL, 0, &::thread_routine, this, 0, NULL);
++      (HANDLE) CreateThread (NULL, 0, &::thread_routine, this, 0, &_threadID);
+ #else
+     _descriptor =
+-      (HANDLE) _beginthreadex (NULL, 0, &::thread_routine, this, 0, NULL);
++      (HANDLE) _beginthreadex (NULL, 0, &::thread_routine, this, 0, &_threadID);
+ #endif
+     win_assert (_descriptor != NULL);
+     _started = true;
+@@ -72,7 +72,7 @@ void zmq::thread_t::start (thread_fn *tfn_, void *arg_, const char *name_)
+ 
+ bool zmq::thread_t::is_current_thread () const
+ {
+-    return GetCurrentThreadId () == GetThreadId (_descriptor);
++    return GetCurrentThreadId () == _threadID;
+ }
+ 
+ void zmq::thread_t::stop ()
+@@ -124,7 +124,7 @@ void zmq::thread_t::
+     thread_info._name = _name;
+     thread_info._thread_id = -1;
+     thread_info._flags = 0;
+-
++#ifdef _MSC_VER
+ #pragma warning(push)
+ #pragma warning(disable : 6320 6322)
+     __try {
+@@ -136,6 +136,9 @@ void zmq::thread_t::
+     __except (EXCEPTION_CONTINUE_EXECUTION) {
+     }
+ #pragma warning(pop)
++#else
++(void)thread_info;
++#endif
+ }
+ 
+ #elif defined ZMQ_HAVE_VXWORKS
+diff --git a/src/thread.hpp b/src/thread.hpp
+index b13fc923..b4429af4 100644
+--- a/src/thread.hpp
++++ b/src/thread.hpp
+@@ -107,6 +107,7 @@ class thread_t
+ 
+ #ifdef ZMQ_HAVE_WINDOWS
+     HANDLE _descriptor;
++    unsigned _threadID;
+ #elif defined ZMQ_HAVE_VXWORKS
+     int _descriptor;
+     enum
+diff --git a/src/udp_address.cpp b/src/udp_address.cpp
+index d0dda564..1228e621 100644
+--- a/src/udp_address.cpp
++++ b/src/udp_address.cpp
+@@ -104,7 +104,11 @@ int zmq::udp_address_t::resolve (const char *name_, bool bind_, bool ipv6_)
+         if (src_name == "*") {
+             _bind_interface = 0;
+         } else {
++#ifndef _WIN32
+             _bind_interface = if_nametoindex (src_name.c_str ());
++#else
++            _bind_interface = 0;
++#endif
+             if (_bind_interface == 0) {
+                 //  Error, probably not an interface name.
+                 _bind_interface = -1;
+diff --git a/src/windows.hpp b/src/windows.hpp
+index 2d3b4985..78c071a7 100644
+--- a/src/windows.hpp
++++ b/src/windows.hpp
+@@ -47,14 +47,6 @@
+ #define _WIN32_WINNT _WIN32_WINNT_WIN10
+ #endif
+ 
+-#ifdef __MINGW32__
+-//  Require Windows XP or higher with MinGW for getaddrinfo().
+-#if (_WIN32_WINNT >= 0x0501)
+-#else
+-#error You need at least Windows XP target
+-#endif
+-#endif
+-
+ #include <winsock2.h>
+ #include <windows.h>
+ #include <mswsock.h>
+@@ -78,6 +70,7 @@ struct tcp_keepalive
+ #endif
+ 
+ #include <ws2tcpip.h>
++#include <wspiapi.h>
+ #include <ipexport.h>
+ #if !defined _WIN32_WCE
+ #include <process.h>
+diff --git a/tests/testutil_monitoring.cpp b/tests/testutil_monitoring.cpp
+index 75bd763c..7fb8dedb 100644
+--- a/tests/testutil_monitoring.cpp
++++ b/tests/testutil_monitoring.cpp
+@@ -26,6 +26,7 @@
+     You should have received a copy of the GNU Lesser General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
++#define __USE_MINGW_ANSI_STDIO 1
+ #include "testutil_monitoring.hpp"
+ #include "testutil_unity.hpp"
+ 

mingw32.cmake

@@ -0,0 +1,40 @@
+set(CMAKE_SYSTEM_NAME Windows)
+set(TOOLCHAIN_PREFIX i686-w64-mingw32)
+set(WOW64_CROSS_COMPILE ON)
+set(LIBSODIUM_CROSS_TARGET i686-w64-mingw32)
+
+set(TOOLCHAIN_PATHS
+  /usr/${TOOLCHAIN_PREFIX}
+  /usr/local/opt/mingw-w64/toolchain-i686
+  /usr/local/opt/mingw-w64/toolchain-i686/i686-w64-mingw32
+  /opt/mingw32
+  /home/$ENV{USER}/mingw32
+  /home/$ENV{USER}/mingw32/${TOOLCHAIN_PREFIX}
+)
+
+set(CMAKE_SYSTEM_VERSION 6.0)
+
+# target environment on the build host system
+# second one is for non-root installs
+set(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN_PATHS})
+
+add_definitions("-DWINNT_CROSS_COMPILE")
+
+# modify default behavior of FIND_XXX() commands
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+
+# cross compilers to use
+if($ENV{COMPILER} MATCHES "clang")
+    set(USING_CLANG ON)
+    set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-clang)
+    set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-clang++)
+else()
+    set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc${TOOLCHAIN_SUFFIX})
+    set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++${TOOLCHAIN_SUFFIX})
+    add_compile_options("-Wa,-mbig-obj")
+endif()
+
+set(CMAKE_RC_COMPILER ${TOOLCHAIN_PREFIX}-windres)

src/process/WindowsLokinetProcessManager.cpp

@@ -73,7 +73,7 @@ bool WindowsLokinetProcessManager::doGetProcessPid(int& pid)
     {
         while (Process32Next(snapshot, &entry) == TRUE)
         {
-            if (wcscmp(entry.szExeFile, L"lokinet.exe") == 0)
+            if (stricmp(entry.szExeFile, "lokinet.exe") == 0)
             {  
                 pid = entry.th32ProcessID;
                 qDebug("lokinet pid: %d", pid);