svn commit: r52411 - head/share/mk
Wolfram Schneider <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.cvs.doc |
|---|---|
| Message-ID | <[email protected]> |
Author: wosch
Date: Sun Oct 28 09:59:06 2018
New Revision: 52411
URL: https://svnweb.freebsd.org/changeset/doc/52411
Log:
improve parallel build
Modified:
head/share/mk/doc.project.mk
Modified: head/share/mk/doc.project.mk
==============================================================================
--- head/share/mk/doc.project.mk Sat Oct 27 17:04:58 2018 (r52410)
+++ head/share/mk/doc.project.mk Sun Oct 28 09:59:06 2018 (r52411)
@@ -113,11 +113,17 @@ DOC_LOCAL_MK= ${DOC_PREFIX}/${LANGCODE}/share/mk/doc.l
# Subdirectory glue.
.include "doc.subdir.mk"
+#
# parallel build for target "all" and "clean"
-NCPU?= ${.MAKE.JOBS}
+#
+# by default we are using all available CPUs. You can override
+# this on the command line with `make -j<number> p-all' or with the
+# variable `make NCPU=<number> p-all'
+#
+NCPU?= ${.MAKE.JOBS:U${:!/sbin/sysctl -n hw.ncpu!}}
p-all p-clean p-po:
make -V SUBDIR | sed -E 's/[ ]+$$//' | tr " " "\n" | \
sed -E 's/^/make -C /; s/$$/ ${.TARGET:S/^p-//}/' | \
- tr '\n' '\0' | xargs -0 -n1 -P${NCPU:S/^$$/8/} /bin/sh -c
+ tr '\n' '\0' | xargs -0 -n1 -P${NCPU} /bin/sh -c
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