easyblock = 'ConfigureMake'

name = 'ncurses'
version = '6.3'

homepage = 'https://www.gnu.org/software/ncurses/'
description = """
 The Ncurses (new curses) library is a free software emulation of curses in
 System V Release 4.0, and more. It uses Terminfo format, supports pads and
 color and multiple highlights and forms characters and function-key mapping,
 and has all the other SYSV-curses enhancements over BSD Curses.
"""

toolchain = SYSTEM

source_urls = [GNU_SOURCE]
sources = [SOURCE_TAR_GZ]
checksums = ['97fc51ac2b085d4cde31ef4d2c3122c21abc217e9090a43a30fc5ec21684e059']

local_common_configopts = "--with-shared --enable-overwrite --without-ada --enable-symlinks --with-versioned-syms "
configopts = [
    # build ncurses: serial build in default paths with shared libraries
    local_common_configopts,
    # build ncursesw: serial with UTF-8
    local_common_configopts + "--enable-ext-colors --enable-widec --includedir=%(installdir)s/include/ncursesw/",
]

# need to take care of $CFLAGS ourselves with dummy toolchain
# we need to add -fPIC, but should also include -O* option to avoid compiling with -O0 (default for GCC)
buildopts = 'CFLAGS="-O2 -fPIC"'

# Symlink libtinfo to libncurses
# libncurses with this configopts has all the symbols from libtinfo, but some packages look for libtinfo specifically
postinstallcmds = ['cd %(installdir)s/lib64 && for l in libncurses{.,_,w}*; do ln -s "${l}" "${l/ncurses/tinfo}"; done']

_target_suffix = ['', 'w']  # '': ncurses, 'w': ncursesw
_lib_suffix = ['%s%s' % (x, y) for x in _target_suffix for y in ['.a', '_g.a', '.' + SHLIB_EXT]]
_lib_names = ['form', 'menu', 'ncurses', 'panel', 'tinfo']

sanity_check_paths = {
    'files': ['bin/%s' % x for x in ["captoinfo", "clear", "infocmp", "infotocap", "ncurses%(version_major)s-config",
                                     "reset", "tabs", "tic", "toe", "tput", "tset"]] +
             ['lib64/lib%s%s' % (x, y) for x in _lib_names for y in _lib_suffix] +
             ['lib64/libncurses++%s.a' % x for x in _target_suffix],
    'dirs': ['include', 'include/ncursesw'],
}

moduleclass = 'devel'