mariadb/cmake/cpu_info.cmake
Sergei Golubchik f70b11c8c9 cmake: fewer Build-Depends in SRPM
don't require tar/gtar, git, getconf, groff/nroff, and ruby.
2021-05-22 21:56:51 +02:00

43 lines
1.3 KiB
CMake

# Copyright (c) 2009, 2011, 2012 Oracle and/or its affiliates. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA
# Symbols with information about the CPU.
IF(NOT DEFINED CPU_LEVEL1_DCACHE_LINESIZE)
IF(CMAKE_SYSTEM_NAME MATCHES "Darwin")
FIND_PROGRAM(SYSCTL sysctl)
MARK_AS_ADVANCED(SYSCTL)
IF(SYSCTL)
EXECUTE_PROCESS(
COMMAND ${SYSCTL} -n hw.cachelinesize
OUTPUT_VARIABLE CPU_LEVEL1_DCACHE_LINESIZE
)
ENDIF()
ELSE()
FIND_PROGRAM(GETCONF getconf)
MARK_AS_ADVANCED(GETCONF)
IF(GETCONF)
EXECUTE_PROCESS(
COMMAND ${GETCONF} LEVEL1_DCACHE_LINESIZE
OUTPUT_VARIABLE CPU_LEVEL1_DCACHE_LINESIZE
)
ENDIF()
ENDIF()
ENDIF()