fltk/CMake/install-symlinks.cmake.in

#
# Installation script to create symlinks for the FLTK project using CMake
#
# Copyright 1998-2021 by Bill Spitzak and others.
#
# This library is free software. Distribution and use rights are outlined in
# the file "COPYING" which should have been included with this file.  If this
# file is missing or damaged, see the license at:
#
#     https://www.fltk.org/COPYING.php
#
# Please see the following page on how to report bugs and issues:
#
#     https://www.fltk.org/bugs.php

# On UNIX create backward compatibility symlinks
if(NOT EXISTS $ENV{DESTDIR}@PREFIX_INCLUDE@/Fl)
  EXECUTE_PROCESS(
    COMMAND ln -s FL Fl
    WORKING_DIRECTORY $ENV{DESTDIR}@PREFIX_INCLUDE@
  )
endif(NOT EXISTS $ENV{DESTDIR}@PREFIX_INCLUDE@/Fl)

file(GLOB FLTK_HEADER_FILES $ENV{DESTDIR}@PREFIX_INCLUDE@/FL/*.H)
foreach(file ${FLTK_HEADER_FILES})
  GET_FILENAME_COMPONENT(nameWE ${file} NAME_WE)
  if(NOT EXISTS $ENV{DESTDIR}@PREFIX_INCLUDE@/FL/${nameWE}.h)
    EXECUTE_PROCESS(
      COMMAND ln -s ${nameWE}.H ${nameWE}.h
      WORKING_DIRECTORY $ENV{DESTDIR}@PREFIX_INCLUDE@/FL
    )
  endif(NOT EXISTS $ENV{DESTDIR}@PREFIX_INCLUDE@/FL/${nameWE}.h)
endforeach(file)