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config: check for parallel(1), use it for cstyle

Browse Source 
Before:
$ time make cstyle
real    0m23.118s
user    0m23.002s
sys     0m0.114s

After:
$ time make cstyle
real    0m4.577s
user    0m31.487s
sys     0m0.699s

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Issue #12899
This commit is contained in:
наб 2021-12-23 21:26:19 +01:00 committed by Brian Behlendorf
parent 95aab0b7d2
commit f788aaeb0e
3 changed files with 15 additions and 1 deletions
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7
Makefile.am
View File

@ -114,6 +114,11 @@ commitcheck:
${top_srcdir}/scripts/commitcheck.sh; \
fi
if HAVE_PARALLEL
cstyle_line = -print0 | parallel -X0 ${top_srcdir}/scripts/cstyle.pl -cpP {}
else
cstyle_line = -exec ${top_srcdir}/scripts/cstyle.pl -cpP {} +
endif
PHONY += cstyle
cstyle:
@find ${top_srcdir} -name build -prune \
@ -121,7 +126,7 @@ cstyle:
! -name 'zfs_config.*' ! -name '*.mod.c' \
! -name 'opt_global.h' ! -name '*_if*.h' \
! -path './module/zstd/lib/*' \
-exec ${top_srcdir}/scripts/cstyle.pl -cpP {} \+
$(cstyle_line)
filter_executable = -exec test -x '{}' \; -print

8
config/always-parallel.m4 Normal file
View File

@ -0,0 +1,8 @@
dnl #
dnl # Check if GNU parallel is available.
dnl #
AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_PARALLEL], [
AC_CHECK_PROG([PARALLEL], [parallel], [yes])
AM_CONDITIONAL([HAVE_PARALLEL], [test "x$PARALLEL" = "xyes"])
])

1
config/zfs-build.m4
View File

@ -226,6 +226,7 @@ AC_DEFUN([ZFS_AC_CONFIG_ALWAYS], [
ZFS_AC_CONFIG_ALWAYS_SED
ZFS_AC_CONFIG_ALWAYS_CPPCHECK
ZFS_AC_CONFIG_ALWAYS_SHELLCHECK
ZFS_AC_CONFIG_ALWAYS_PARALLEL
])
AC_DEFUN([ZFS_AC_CONFIG], [