Bundle complete unistd.h for Windows compatibility

Author: dahlia

sass.c

@@ -1,9 +1,4 @@
-#if defined(_WIN32) || defined(WIN32) || defined(__WINDOWS__)
-#define R_OK 4
-#define access _access
-#else
 #include <unistd.h>
-#endif
 #include <Python.h>
 #include "sass_interface.h"
 

setup.py

@@ -32,19 +32,21 @@
 ]
 
 if sys.platform == 'win32':
-    warnings = ['-Wall']
+    flags = ['-Wall', '-I"' + os.path.abspath('win32') + '"']
+    link_flags = []
     macros = {'LIBSASS_PYTHON_VERSION': '\\"' + version + '\\"'}
 else:
-    warnings = ['-Wall', '-Wno-parentheses', '-Wno-tautological-compare']
+    flags = ['-fPIC', '-Wall', '-Wno-parentheses', '-Wno-tautological-compare']
+    link_flags = ['-fPIC']
     macros = {'LIBSASS_PYTHON_VERSION': '"' + version + '"'}
 
 sass_extension = Extension(
     'sass',
     ['sass.c'] + libsass_sources,
     define_macros=macros.items(),
     depends=libsass_headers,
-    extra_compile_args=['-c', '-O2', '-fPIC'] + warnings,
-    extra_link_args=['-fPIC'],
+    extra_compile_args=['-c', '-O2'] + flags,
+    extra_link_args=link_flags,
 )
 
 

win32/unistd.h

@@ -0,0 +1,43 @@
+/* http://stackoverflow.com/a/826027/383405 */
+#ifndef _UNISTD_H
+#define _UNISTD_H    1
+
+/* This file intended to serve as a drop-in replacement for 
+ *  unistd.h on Windows
+ *  Please add functionality as neeeded 
+ */
+
+#include <stdlib.h>
+#include <io.h>
+#include <getopt.h> /* getopt from: http://www.pwilson.net/sample.html. */
+#include <process.h> /* for getpid() and the exec..() family */
+
+#define srandom srand
+#define random rand
+
+/* Values for the second argument to access.
+   These may be OR'd together.  */
+#define R_OK    4       /* Test for read permission.  */
+#define W_OK    2       /* Test for write permission.  */
+//#define   X_OK    1       /* execute permission - unsupported in windows*/
+#define F_OK    0       /* Test for existence.  */
+
+#define access _access
+#define ftruncate _chsize
+
+#define ssize_t int
+
+#define STDIN_FILENO 0
+#define STDOUT_FILENO 1
+#define STDERR_FILENO 2
+/* should be in some equivalent to <sys/types.h> */
+typedef __int8            int8_t;
+typedef __int16           int16_t; 
+typedef __int32           int32_t;
+typedef __int64           int64_t;
+typedef unsigned __int8   uint8_t;
+typedef unsigned __int16  uint16_t;
+typedef unsigned __int32  uint32_t;
+typedef unsigned __int64  uint64_t;
+
+#endif /* unistd.h  */