48 lines
1.8 KiB
CMake
48 lines
1.8 KiB
CMake
# Copyright (c) 2009, 2024, Oracle and/or its affiliates.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License, version 2.0,
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# as published by the Free Software Foundation.
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#
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# This program is designed to work with certain software (including
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# but not limited to OpenSSL) that is licensed under separate terms,
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# as designated in a particular file or component or in included license
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# documentation. The authors of MySQL hereby grant you an additional
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# permission to link the program and your derivative works with the
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# separately licensed software that they have either included with
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# the program or referenced in the documentation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License, version 2.0, for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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# Symbols with information about the CPU.
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FIND_PROGRAM(GETCONF getconf)
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MARK_AS_ADVANCED(GETCONF)
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IF(GETCONF AND NOT SOLARIS AND NOT APPLE)
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EXECUTE_PROCESS(
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COMMAND ${GETCONF} LEVEL1_DCACHE_LINESIZE
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OUTPUT_VARIABLE CPU_LEVEL1_DCACHE_LINESIZE
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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EXECUTE_PROCESS(
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COMMAND ${GETCONF} PAGE_SIZE
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OUTPUT_VARIABLE CPU_PAGE_SIZE
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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ENDIF()
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IF(CPU_LEVEL1_DCACHE_LINESIZE AND CPU_LEVEL1_DCACHE_LINESIZE GREATER 0)
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ELSE()
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SET(CPU_LEVEL1_DCACHE_LINESIZE 64)
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ENDIF()
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IF(CPU_PAGE_SIZE AND CPU_PAGE_SIZE GREATER 0)
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ELSE()
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SET(CPU_PAGE_SIZE 4096)
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ENDIF()
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