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################################################################################
# ProjUtilities.cmake - part of CMake configuration of PROJ library
#
# Based on BoostUtilities.cmake from CMake configuration for Boost
################################################################################
# Copyright (C) 2007 Douglas Gregor <doug.gregor@gmail.com>
# Copyright (C) 2007 Troy Straszheim
# Copyright (C) 2010 Mateusz Loskot <mateusz@loskot.net>
#
# Distributed under the Boost Software License, Version 1.0.
# See accompanying file LICENSE_1_0.txt or copy at
# https://www.boost.org/LICENSE_1_0.txt
################################################################################
# Macros in this module:
#
# print_variable
# proj_target_output_name:
#
################################################################################
#
# pretty-prints the value of a variable so that the
# equals signs align
#
function(print_variable NAME)
string(LENGTH "${NAME}" varlen)
math(EXPR padding_len 30-${varlen})
if(${padding_len} GREATER 0)
string(SUBSTRING " "
0 ${padding_len} varpadding)
endif()
message(STATUS "${NAME}${varpadding} = ${${NAME}}")
endfunction()
#
# Generates output name for given target depending on platform and version.
# For instance, on Windows, dynamic link libraries get ABI version suffix
# proj_X_Y.dll.
#
function(proj_target_output_name TARGET_NAME OUTPUT_NAME)
if(NOT DEFINED TARGET_NAME)
message(SEND_ERROR "Error, the variable TARGET_NAME is not defined!")
endif()
if(NOT DEFINED ${PROJECT_NAME}_VERSION)
message(SEND_ERROR
"Error, the variable ${${PROJECT_NAME}_VERSION} is not defined!")
endif()
# On Windows, ABI version is specified using binary file name suffix.
# On Unix, suffix is empty and SOVERSION is used instead.
if(WIN32)
string(LENGTH "${${PROJECT_NAME}_ABI_VERSION}" abilen)
if(abilen GREATER 0)
set(SUFFIX "_${${PROJECT_NAME}_ABI_VERSION}")
endif()
endif()
set(${OUTPUT_NAME} ${TARGET_NAME}${SUFFIX} PARENT_SCOPE)
endfunction()
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