add nihil.std

1 files changed, 5 insertions, 5 deletions

diff --git a/nihil.posix/open.ccm b/nihil.posix/open.ccm
index 59f80af..f2f5ecd 100644
--- a/nihil.posix/open.ccm
+++ b/nihil.posix/open.ccm
@@ -1,20 +1,20 @@
 // This source code is released into the public domain.
 module;
 
-#include <expected>
-#include <filesystem>
-
 #include <fcntl.h>
 #include <unistd.h>
 
 export module nihil.posix:open;
 
+import nihil.std;
 import nihil.error;
 import nihil.flagset;
+import nihil.util;
 import :fd;
 
 namespace nihil {
 
+// Flags which can be passed to open().
 struct open_flags_tag
 {
 };
@@ -70,7 +70,7 @@ export [[nodiscard]] auto open(std::filesystem::path const &filename, open_flags
 	if (fdno != -1)
 		return fd(fdno);
 
-	return std::unexpected(error(std::errc(errno)));
+	return error(sys_error());
 }
 
 // Like open(), but resolve relative to an open file descriptor, which must refer to a directory.
@@ -81,7 +81,7 @@ export [[nodiscard]] auto openat(fd &where, std::filesystem::path const &filenam
 	if (fdno != -1)
 		return fd(fdno);
 
-	return std::unexpected(error(std::errc(errno)));
+	return error(sys_error());
 }
 
 } // namespace nihil