Switch fswatch to submodule from wget'd tarball. Add mingw fswatch

patch.

.gitmodules

@@ -1,3 +1,6 @@
+[submodule "fswatch"]
+	path = fswatch
+	url = https://github.com/emcrisostomo/fswatch.git
 [submodule "QuickJS"]
 	path = QuickJS
-	url = https://github.com/JerrySievert/QuickJS
+	url = https://github.com/JerrySievert/QuickJS.git

Makefile

@@ -11,18 +11,24 @@ SOURCES += $(wildcard src/*.cpp)
 DISTRIBUTABLES += res examples
 DISTRIBUTABLES += $(wildcard LICENSE*)
 
+include $(RACK_DIR)/arch.mk
 
 # fswatch
 fswatch := dep/lib/libfswatch.a
 DEPS += $(fswatch)
 OBJECTS += $(fswatch)
+ifdef ARCH_WIN
+	LDFLAGS += -lintl
+	FSWATCH_CONFIGURE_FLAGS += CFLAGS="-DHAVE_WINDOWS" CXXFLAGS="-DHAVE_WINDOWS"
+endif
 $(fswatch):
-	$(WGET) "https://github.com/emcrisostomo/fswatch/releases/download/1.14.0/fswatch-1.14.0.tar.gz"
-	$(SHA256) fswatch-1.14.0.tar.gz 44d5707adc0e46d901ba95a5dc35c5cc282bd6f331fcf9dbf9fad4af0ed5b29d
-	cd dep && $(UNTAR) ../fswatch-1.14.0.tar.gz
-	cd dep/fswatch-1.14.0 && $(CONFIGURE) --enable-shared=no
-	cd dep/fswatch-1.14.0 && $(MAKE)
-	cd dep/fswatch-1.14.0 && $(MAKE) install
+ifdef ARCH_WIN
+	cd fswatch && MINGWPREFIX=/mingw64 ../fswatch_mingw_patch.sh
+endif
+	cd fswatch && ./autogen.sh
+	cd fswatch && $(CONFIGURE) $(FSWATCH_CONFIGURE_FLAGS) --enable-shared=no
+	cd fswatch && $(MAKE)
+	cd fswatch && $(MAKE) install
 
 # QuickJS
 quickjs := dep/lib/quickjs/libquickjs.a

fswatch

@@ -0,0 +1 @@
+Subproject commit d5d2ea84da1f0b0da23921891965894a86c72c27

fswatch_mingw_patch.sh

@@ -0,0 +1,110 @@
+#!/bin/sh
+# fix missing S_ISLNK in libfswatch/src/libfswatch/c++/poll_monitor.cpp
+patch -ulbf libfswatch/src/libfswatch/c++/poll_monitor.cpp << EOF
+@@ -131,2 +131,3 @@
+
++#ifndef _WIN32
+     if (follow_symlinks && S_ISLNK(fd_stat.st_mode))
+@@ -139,2 +140,3 @@
+     }
++#endif
+
+EOF
+# fix missing realpath/lstat in libfswatch/src/libfswatch/c++/path_utils.cpp
+patch -ulbf libfswatch/src/libfswatch/c++/path_utils.cpp << EOF
+@@ -59,2 +59,5 @@
+   {
++#ifdef _WIN32
++    return false;
++#else
+     char *real_path = realpath(path.c_str(), nullptr);
+@@ -66,2 +69,3 @@
+     return ret;
++#endif
+   }
+@@ -82,2 +86,6 @@
+   {
++#ifdef _WIN32
++    fsw_logf_perror(_("Cannot lstat %s (not implemented on Windows)"), path.c_str());
++    return false;
++#else
+     if (lstat(path.c_str(), &fd_stat) != 0)
+@@ -90,2 +98,3 @@
+     return true;
++#endif
+   }
+EOF
+# fix missing sigaction/realpath in fswatch/src/fswatch.cpp
+patch -ulbf fswatch/src/fswatch.cpp << EOF
+@@ -36,2 +36,5 @@
+ #include "libfswatch/c++/libfswatch_exception.hpp"
++#ifdef _WIN32
++#define realpath(N,R) _fullpath((R),(N),_MAX_PATH)
++#endif
+
+@@ -297,2 +300,3 @@
+ {
++#ifndef _WIN32
+   struct sigaction action;
+@@ -328,2 +332,3 @@
+   }
++#endif
+ }
+EOF
+# fix libfswatch/src/libfswatch/c++/windows/win_paths.cpp
+patch -ulbf libfswatch/src/libfswatch/c++/windows/win_paths.cpp << EOF
+@@ -16,3 +16,7 @@
+ #include "win_paths.hpp"
++#ifdef  __CYGWIN__
+ #include <sys/cygwin.h>
++#else
++#include <windows.h>
++#endif
+ #include "../libfswatch_exception.hpp"
+@@ -28,2 +32,3 @@
+     {
++#ifdef  __CYGWIN__
+       void * raw_path = cygwin_create_path(CCP_POSIX_TO_WIN_W, path.c_str());
+@@ -36,2 +41,11 @@
+       return win_path;
++#else
++      int pathlen = (int)path.length() + 1;
++      int buflen = MultiByteToWideChar(CP_ACP, 0, path.c_str(), pathlen, 0, 0);
++      wchar_t* buf = new wchar_t[buflen];
++      MultiByteToWideChar(CP_ACP, 0, path.c_str(), pathlen, buf, buflen);
++      std::wstring result(buf);
++      delete[] buf;
++      return result;
++#endif
+     }
+@@ -40,2 +54,3 @@
+     {
++#ifdef  __CYGWIN__
+       void * raw_path = cygwin_create_path(CCP_WIN_W_TO_POSIX, path.c_str());
+@@ -48,2 +63,11 @@
+       return posix_path;
++#else
++      int pathlen = (int)path.length() + 1;
++      int buflen = WideCharToMultiByte(CP_ACP, 0, path.c_str(), pathlen, 0, 0, 0, 0);
++      char* buf = new char[buflen];
++      WideCharToMultiByte(CP_ACP, 0, path.c_str(), pathlen, buf, buflen, 0, 0);
++      std::string result(buf);
++      delete[] buf;
++      return result;
++#endif
+     }
+EOF
+# fix missing file
+touch README.illumos
+# remove detection of realpath/regcomp/select
+mv libfswatch/configure.ac libfswatch/configure.ac.bak &&
+grep -v "realpath\|regcomp\|select" libfswatch/configure.ac.bak > libfswatch/configure.ac
+# remove detection of realpath
+mv configure.ac configure.ac.bak2 &&
+grep -v "realpath" configure.ac.bak2 > configure.ac
+# remove detection of realpath
+mv configure.ac configure.ac.bak3 &&
+grep -v "The select function cannot be found." configure.ac.bak3 > configure.ac
+# fix for building windows_monitor
+mv libfswatch/src/libfswatch/Makefile.am libfswatch/src/libfswatch/Makefile.am.bak &&
+sed -e "s/USE_CYGWIN/USE_WINDOWS/" libfswatch/src/libfswatch/Makefile.am.bak > libfswatch/src/libfswatch/Makefile.am