OpenSTA/cmake/FindTCL.cmake

76 lines
2.3 KiB
CMake

# OpenSTA, Static Timing Analyzer
# Copyright (c) 2019, Parallax Software, Inc.
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <https://www.gnu.org/licenses/>.
################################################################
#
# Locate TCL library.
#
# Note that the cmake findTcl module is hopeless for OSX
# because there doesn't appear to be a way to override
# searching OSX system directories before unix directories.
set(TCL_POSSIBLE_NAMES
tcl87 tcl8.7
tcl86 tcl8.6
tcl85 tcl8.5
)
# tcl lib path guesses.
if (NOT TCL_LIB_PATHS)
if (CMAKE_SYSTEM_NAME STREQUAL "Darwin")
set(TCL_LIB_PATHS /opt/homebrew/Cellar/tcl-tk@8/8.6.16/lib /opt/homebrew/opt/tcl-tk/lib /usr/local/lib)
set(TCL_NO_DEFAULT_PATH TRUE)
elseif (CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(TCL_LIB_PATHS /usr/lib /usr/lib64 /usr/local/lib)
set(TCL_NO_DEFAULT_PATH FALSE)
endif()
endif()
if (NOT TCL_LIBRARY)
# bagbiter cmake doesn't have a way to pass NO_DEFAULT_PATH as a parameter.
if (TCL_NO_DEFAULT_PATH)
find_library(TCL_LIBRARY
NAMES tcl ${TCL_POSSIBLE_NAMES}
PATHS ${TCL_LIB_PATHS}
NO_DEFAULT_PATH
)
else()
find_library(TCL_LIBRARY
NAMES tcl ${TCL_POSSIBLE_NAMES}
PATHS ${TCL_LIB_PATHS}
)
endif()
endif()
message(STATUS "TCL library: ${TCL_LIBRARY}")
get_filename_component(TCL_LIB_DIR "${TCL_LIBRARY}" PATH)
get_filename_component(TCL_LIB_PARENT1 "${TCL_LIB_DIR}" PATH)
get_filename_component(TCL_LIB_PARENT2 "${TCL_LIB_PARENT1}" PATH)
# Locate tcl.h
if (NOT TCL_HEADER)
find_file(TCL_HEADER tcl.h
PATHS ${TCL_LIB_PARENT1} ${TCL_LIB_PARENT2}
PATH_SUFFIXES include include/tcl include/tcl-tk
NO_DEFAULT_PATH
)
endif()
message(STATUS "TCL header: ${TCL_HEADER}")
if (TCL_HEADER)
get_filename_component(TCL_INCLUDE_PATH "${TCL_HEADER}" PATH)
endif()