#
# ZLIB library CMake configuration for the Fast Light Toolkit (FLTK).
#
# 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
#

# source files for zlib

set (ZLIB_SRCS
      adler32.c
      compress.c
      crc32.c
      deflate.c
      gzclose.c
      gzlib.c
      gzread.c
      gzwrite.c
      inflate.c
      infback.c
      inftrees.c
      inffast.c
      trees.c
      uncompr.c
      zutil.c
)

#######################################################################

# Suppress some Visual Studio compiler warnings

set (msvc_warnings /wd4267 /wd4996)

#######################################################################
# Build the static library
#######################################################################

FL_ADD_LIBRARY (fltk_z STATIC "${ZLIB_SRCS}")

if (MSVC)
  target_compile_options (fltk_z PRIVATE ${msvc_warnings})
endif (MSVC)

#######################################################################
# Build the shared library (optional)
#######################################################################

if (OPTION_BUILD_SHARED_LIBS)

  FL_ADD_LIBRARY (fltk_z SHARED "${ZLIB_SRCS}")

  if (MSVC)
    target_compile_options (fltk_z_SHARED PRIVATE ${msvc_warnings})
  endif (MSVC)

endif (OPTION_BUILD_SHARED_LIBS)

#######################################################################
# Install the library headers
#######################################################################

install (FILES zconf.h zlib.h zutil.h
         DESTINATION ${FLTK_INCLUDEDIR}/FL/images
)