Make it build on windows

acinclude.m4

@@ -43,11 +43,9 @@ AC_DEFUN([AM_CHECK_PYTHON_HEADERS],
 [AC_REQUIRE([AM_PATH_PYTHON])
 AC_MSG_CHECKING(for headers required to compile python extensions)
 dnl deduce PYTHON_INCLUDES
-if test -x "$PYTHON-config"; then
-  PYTHON_INCLUDES=`$PYTHON-config --includes 2>/dev/null`
-else
-  py_prefix=`$PYTHON -c "import sys; print sys.prefix"`
-  py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"`
+py_prefix=`$PYTHON -c "import sys; print sys.prefix"`
+py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"`
+if test "x$PYTHON_INCLUDES" == x; then
   PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}"
   if test "$py_prefix" != "$py_exec_prefix"; then
     PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}"
@@ -65,3 +63,28 @@ $2])
 CPPFLAGS="$save_CPPFLAGS"
 ])
 
+dnl a macro to check for ability to embed python
+dnl  AM_CHECK_PYTHON_LIBS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE])
+dnl function also defines PYTHON_LIBS
+AC_DEFUN([AM_CHECK_PYTHON_LIBS],
+[AC_REQUIRE([AM_CHECK_PYTHON_HEADERS])
+AC_MSG_CHECKING(for libraries required to embed python)
+dnl deduce PYTHON_LIBS
+py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"`
+if test "x$PYTHON_LIBS" == x; then
+	PYTHON_LIBS="-L${py_prefix}/lib -lpython${PYTHON_VERSION}"
+fi
+if test "x$PYTHON_LIB_LOC" == x; then
+	PYTHON_LIB_LOC="${py_prefix}/lib"
+fi
+AC_SUBST(PYTHON_LIBS)
+AC_SUBST(PYTHON_LIB_LOC)
+dnl check if the headers exist:
+save_LIBS="$LIBS"
+LIBS="$LIBS $PYTHON_LIBS"
+AC_TRY_LINK_FUNC(Py_Initialize, dnl
+         [LIBS="$save_LIBS"; AC_MSG_RESULT(yes); $1], dnl
+         [LIBS="$save_LIBS"; AC_MSG_RESULT(no); $2])
+
+])
+

configure.ac

@@ -24,6 +24,18 @@ AC_CONFIG_HEADERS(src/config.h)
 
 AM_INIT_AUTOMAKE([1.9.6 -Wall])
 
+# Checks for host ---
+AC_CANONICAL_HOST
+case "$host" in
+*-*-mingw*)
+	os_win32=yes
+	;;
+*)
+	os_win32=no
+	;;
+esac
+AM_CONDITIONAL(OS_WIN32, [test "x$os_win32" = "xyes"])
+
 # Check for Win32
 AC_CANONICAL_HOST
 case "$host" in
@@ -61,7 +73,8 @@ AS_IF([test "x$have_xpyb" = "xyes"],
       [AC_DEFINE([HAVE_XPYB], [1], [Define to 1 if xpyb is available])])
 
 # Checks for header files ---
-AM_CHECK_PYTHON_HEADERS(,[AC_MSG_ERROR(could not find Python headers)])
+AM_CHECK_PYTHON_HEADERS(, AC_MSG_ERROR([Python headers not found]))
+AM_CHECK_PYTHON_LIBS(, AC_MSG_ERROR([Python libs not found]))
 
 # checks for types and compilers ---
 AC_C_CONST

src/Makefile.am

@@ -1,24 +1,33 @@
 EXTRA_DIST = \
   wscript
 
-pycairoexecdir = $(pyexecdir)/cairo
-
+# Header
 pkgincludedir = $(includedir)/pycairo
 pkginclude_HEADERS = pycairo.h
 
+# Python module
+pycairoexecdir = $(pyexecdir)/cairo
 pycairoexec_PYTHON = __init__.py
 
+# Python extension module
 pycairoexec_LTLIBRARIES = _cairo.la
-_cairo_la_LDFLAGS = -module -avoid-version -export-symbols-regex init_cairo
-_cairo_la_LIBADD = $(CAIRO_LIBS)
-_cairo_la_CPPFLAGS = $(PYTHON_INCLUDES) $(CAIRO_CFLAGS)
+_cairo_la_CFLAGS = $(CAIRO_CFLAGS) $(PYTHON_INCLUDES)
+_cairo_la_LIBADD = $(CAIRO_LIBS) $(PYTHON_LIBS)
+_cairo_la_LDFLAGS = -module -avoid-version -export-symbols-regex -export-symbols-regex "_cairo|init_cairo"
+
+if OS_WIN32
+_cairo_la_LDFLAGS += \
+	-no-undefined \
+	-shrext ".pyd"
+endif
+
 _cairo_la_SOURCES = \
-  cairomodule.c \
-  context.c \
-  font.c \
-  path.c \
-  pattern.c \
-  matrix.c \
-  private.h \
-  pycairo.h \
-  surface.c
+	cairomodule.c \
+	context.c \
+	font.c \
+	path.c \
+	pattern.c \
+	matrix.c \
+	private.h \
+	pycairo.h \
+	surface.c