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authorFlorian Weimer <fweimer@redhat.com>2020-02-18 13:02:37 +0100
committerFlorian Weimer <fweimer@redhat.com>2020-02-18 13:42:29 +0100
commitfa185f0d4529c6d70f690306f431ca23662b9138 (patch)
treead2719a1dd633d74a7a61ad59eefd08c944e19c6 /sysdeps/mach
parente4a399921390509418826e8e8995d2441f29e243 (diff)
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<fd_to_filename.h>: Add type safety and port to Hurd
The new type struct fd_to_filename makes the allocation of the
backing storage explicit.

Hurd uses /dev/fd, not /proc/self/fd.

Co-Authored-By: Paul Eggert <eggert@cs.ucla.edu>
Diffstat (limited to 'sysdeps/mach')
-rw-r--r--sysdeps/mach/hurd/arch-fd_to_filename.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/arch-fd_to_filename.h b/sysdeps/mach/hurd/arch-fd_to_filename.h
new file mode 100644
index 0000000000..b45cd8d836
--- /dev/null
+++ b/sysdeps/mach/hurd/arch-fd_to_filename.h
@@ -0,0 +1,19 @@
+/* Query filename corresponding to an open FD.  Hurd version.
+   Copyright (C) 2020 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#define FD_TO_FILENAME_PREFIX "/dev/fd/"