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# Copyright (c) 2024, 2025, Oracle and/or its affiliates.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2.0,
# as published by the Free Software Foundation.
#
# This program is also distributed with certain software (including
# but not limited to OpenSSL) that is licensed under separate terms,
# as designated in a particular file or component or in included license
# documentation. The authors of MySQL hereby grant you an additional
# permission to link the program and your derivative works with the
# separately licensed software that they have included with MySQL.
#
# 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, version 2.0, 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 02110-1301 USA
SET(VERIFIED_BACKTRACE_PLATFORMS
FREEBSD
LINUX
SOLARIS
)
UNSET(VERIFIED_BACKTRACE_PLATFORM)
FOREACH(platform ${VERIFIED_BACKTRACE_PLATFORMS})
IF(${platform})
MESSAGE(STATUS "Found verified platform ${platform} for libbacktrace")
SET(VERIFIED_BACKTRACE_PLATFORM ${platform})
BREAK()
ENDIF()
ENDFOREACH()
IF(VERIFIED_BACKTRACE_PLATFORM AND NOT WITH_VALGRIND)
SET(DEFAULT_WITH_EXT_BACKTRACE ON)
ELSE()
SET(DEFAULT_WITH_EXT_BACKTRACE OFF)
ENDIF()
OPTION(WITH_EXT_BACKTRACE "Use libbacktrace to print stacktraces"
${DEFAULT_WITH_EXT_BACKTRACE}
)
FUNCTION(MYSQL_CHECK_BACKTRACE)
IF(NOT WITH_EXT_BACKTRACE)
RETURN()
ENDIF()
IF(NOT LINUX AND NOT SOLARIS AND NOT FREEBSD)
MESSAGE(FATAL_ERROR
"libbacktrace can only be used on linux/solaris/freebsd builds")
ENDIF()
IF(VERIFIED_BACKTRACE_PLATFORM)
MESSAGE(STATUS "Using libbacktrace on ${VERIFIED_BACKTRACE_PLATFORM}")
ELSE()
MESSAGE(WARNING "Using libbacktrace on unverified platform")
ENDIF()
ADD_SUBDIRECTORY(extra/libbacktrace)
ADD_LIBRARY(ext::backtrace ALIAS backtrace)
ENDFUNCTION(MYSQL_CHECK_BACKTRACE)
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