Make the Windows binaries build.

Makefile

@@ -5,6 +5,26 @@ LDFLAGS =
 
 OBJ = .obj
 
+# Special Windows settings.
+
+ifeq ($(OS), Windows_NT)
+	MINGWBIN = /mingw32/bin
+	CCPREFIX = $(MINGWBIN)/
+	PKG_CONFIG = $(MINGWBIN)/pkg-config
+	WX_CONFIG = /usr/bin/sh $(MINGWBIN)/wx-config --static=yes
+	PROTOC = $(MINGWBIN)/protoc
+	LDFLAGS += \
+		-static
+	CXXFLAGS += \
+		-fext-numeric-literals \
+		-Wno-deprecated-enum-float-conversion \
+		-Wno-deprecated-enum-enum-conversion
+
+	# Required to get the gcc run - time libraries on the path.
+	export PATH := $(PATH):$(MINGWBIN)
+	EXT ?= .exe
+endif
+
 # Special OSX settings.
 
 ifeq ($(shell uname),Darwin)

build/ab.mk

@@ -13,6 +13,11 @@ hide = @
 PKG_CONFIG ?= pkg-config
 ECHO ?= echo
 
+ifeq ($(OS), Windows_NT)
+	EXT ?= .exe
+endif
+EXT ?=
+
 include $(OBJ)/build.mk
 
 .PHONY: update-ab

build/c.py

@@ -75,13 +75,12 @@ def findsources(name, srcs, deps, cflags, filerule):
     return objs
 
 
-def libraryimpl(self, name, srcs, deps, hdrs, cflags, commands, label, kind):
+def libraryimpl(self, name, srcs, deps, hdrs, cflags, ldflags, commands, label, kind):
     if not srcs and not hdrs:
         raise ABException(
             "clibrary contains no sources and no exported headers"
         )
 
-    ldflags = []
     libraries = [d for d in deps if hasattr(d, "clibrary")]
     for library in libraries:
         if library.clibrary.cflags:
@@ -162,11 +161,12 @@ def clibrary(
     deps: Targets = [],
     hdrs: TargetsMap = {},
     cflags=[],
+    ldflags=[],
     commands=["$(AR) cqs {outs[0]} {ins}"],
     label="LIB",
 ):
     return libraryimpl(
-        self, name, srcs, deps, hdrs, cflags, commands, label, cfile
+        self, name, srcs, deps, hdrs, cflags, ldflags, commands, label, cfile
     )
 
 
@@ -178,11 +178,12 @@ def cxxlibrary(
     deps: Targets = [],
     hdrs: TargetsMap = {},
     cflags=[],
+    ldflags=[],
     commands=["$(AR) cqs {outs[0]} {ins}"],
     label="LIB",
 ):
     return libraryimpl(
-        self, name, srcs, deps, hdrs, cflags, commands, label, cxxfile
+        self, name, srcs, deps, hdrs, cflags, ldflags, commands, label, cxxfile
     )
 
 
@@ -202,7 +203,7 @@ def programimpl(
     normalrule(
         replaces=self,
         ins=(findsources(name, srcs, deps, cflags, filerule) + ars + ars),
-        outs=[basename(name)],
+        outs=[basename(name)+"$(EXT)"],
         deps=deps,
         label=label,
         commands=commands,

dep/emu/build.py

@@ -0,0 +1,9 @@
+from build.c import clibrary
+
+clibrary(
+    name="emu",
+    srcs=["./fnmatch.c"],
+    hdrs={
+        "fnmatch.h": "./fnmatch.h"
+    }
+)

dep/libusbp/build.py

@@ -1,3 +1,4 @@
+from build.ab import emit
 from build.c import clibrary
 from build.pkg import package
 from config import windows, osx, unix
@@ -15,6 +16,7 @@
     "./include/libusbp.h",
 ]
 deps = []
+ldflags = []
 
 if windows:
     srcs += [
@@ -28,6 +30,7 @@
         "./src/windows/list_windows.c",
         "./src/windows/serial_port_windows.c",
     ]
+    ldflags += ["-lsetupapi", "-lwinusb", "-lole32", "-luuid"]
 elif osx:
     srcs += [
         "./src/mac/async_in_transfer_mac.c",
@@ -57,7 +60,8 @@
 clibrary(
     name="libusbp",
     srcs=srcs,
-    cflags=["-Idep/libusbp/include", "-Idep/libusbp/src"],
+    cflags =["-Idep/libusbp/include", "-Idep/libusbp/src"],
+    ldflags=ldflags,
     deps=deps,
     hdrs={
         "libusbp_internal.h": "./src/libusbp_internal.h",