build-sys: pylibmount, mount context is Linux only

Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>

libmount/python/Makemodule.am

@@ -12,8 +12,10 @@ pylibmount_la_SOURCES = \
 	libmount/python/pylibmount.c \
 	libmount/python/pylibmount.h \
 	libmount/python/fs.c \
-	libmount/python/tab.c \
-	libmount/python/context.c
+	libmount/python/tab.c
+if LINUX
+pylibmount_la_SOURCES += libmount/python/context.c
+endif
 
 pylibmount_la_LIBADD = libmount.la $(PYTHON_LIBS)
 

libmount/python/pylibmount.c

@@ -229,7 +229,9 @@ PyMODINIT_FUNC initpylibmount(void)
 
 	FS_AddModuleObject(m);
 	Table_AddModuleObject(m);
+#ifdef __linux__
 	Context_AddModuleObject(m);
+#endif
 
 	/*
 	 * mount(8) userspace options masks (MNT_MAP_USERSPACE map)

libmount/python/pylibmount.h

@@ -94,6 +94,8 @@ extern void Table_AddModuleObject(PyObject *mod);
 
 extern int pymnt_table_parser_errcb(struct libmnt_table *tb, const char *filename, int line);
 
+#ifdef __linux__
+
 /*
  * context.c
  */
@@ -108,6 +110,8 @@ typedef struct {
 extern PyTypeObject ContextType;
 extern void Context_AddModuleObject(PyObject *mod);
 
+#endif /* __linux__ */
+
 /*
  * misc
  */