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-rw-r--r--lisp/emacs-lisp/comp.el15
1 files changed, 1 insertions, 14 deletions
diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el
index 63d4a74b546..0052fd0f8db 100644
--- a/lisp/emacs-lisp/comp.el
+++ b/lisp/emacs-lisp/comp.el
@@ -3876,26 +3876,13 @@ processes from `comp-async-compilations'"
do (remhash file-name comp-async-compilations))
(hash-table-count comp-async-compilations))
-(declare-function w32-get-nproc "w32.c")
(defvar comp-num-cpus nil)
(defun comp-effective-async-max-jobs ()
"Compute the effective number of async jobs."
(if (zerop native-comp-async-jobs-number)
(or comp-num-cpus
(setf comp-num-cpus
- ;; FIXME: we already have a function to determine
- ;; the number of processors, see get_native_system_info in w32.c.
- ;; The result needs to be exported to Lisp.
- (max 1 (/ (cond ((eq 'windows-nt system-type)
- (w32-get-nproc))
- ((executable-find "nproc")
- (string-to-number
- (shell-command-to-string "nproc")))
- ((eq 'berkeley-unix system-type)
- (string-to-number
- (shell-command-to-string "sysctl -n hw.ncpu")))
- (t 1))
- 2))))
+ (max 1 (/ (num-processors) 2))))
native-comp-async-jobs-number))
(defvar comp-last-scanned-async-output nil)