pmt: revert 7f8090b

include/libgnulib/nproc.h

@@ -1,46 +0,0 @@
-/* Detect the number of processors.
-
-   Copyright (C) 2009-2024 Free Software Foundation, Inc.
-
-   This file 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.
-
-   This file 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 this program.  If not, see <https://www.gnu.org/licenses/>.  */
-
-/* Written by Glen Lenker and Bruno Haible.  */
-
-/* Allow the use in C++ code.  */
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* A "processor" in this context means a thread execution unit, that is either
-   - an execution core in a (possibly multi-core) chip, in a (possibly multi-
-     chip) module, in a single computer, or
-   - a thread execution unit inside a core
-     (hyper-threading, see <https://en.wikipedia.org/wiki/Hyper-threading>).
-   Which of the two definitions is used, is unspecified.  */
-
-enum nproc_query
-{
-  NPROC_ALL,                 /* total number of processors */
-  NPROC_CURRENT,             /* processors available to the current process */
-  NPROC_CURRENT_OVERRIDABLE  /* likewise, but overridable through the
-                                OMP_NUM_THREADS environment variable */
-};
-
-/* Return the total number of processors.  The result is guaranteed to
-   be at least 1.  */
-extern unsigned long int num_processors (enum nproc_query query);
-
-#ifdef __cplusplus
-}
-#endif /* C++ */