project('libgit2-glib', 'c',

        version: '0.26.4',

        default_options: [

          'buildtype=debugoptimized'

        ],

        license: 'LGPL2+',

        meson_version: '>= 0.43.0')

libgit2_glib_version = meson.project_version()

version_array = libgit2_glib_version.split('.')

libgit2_glib_major_version = version_array[0].to_int()

libgit2_glib_minor_version = version_array[1].to_int()

libgit2_glib_micro_version = version_array[2].to_int()

libgit2_glib_api_version = '1.0'

libgit2_glib_api_name = '@0@-@1@'.format(meson.project_name(), libgit2_glib_api_version)

libgit2_glib_ns = 'Ggit'

libgit2_glib_buildtype = get_option('buildtype')

# The interface age is reset every time we add new API; this

# should only happen during development cycles, otherwise the

# interface age is the same as the micro version

if libgit2_glib_minor_version.is_odd()

  libgit2_glib_interface_age = 0

else

  libgit2_glib_interface_age = libgit2_glib_micro_version

endif

soversion = 0

# maintaining compatibility with the previous libtool versioning

# current = minor * 100 + micro - interface

# revision = interface

current = libgit2_glib_minor_version * 100 + libgit2_glib_micro_version - libgit2_glib_interface_age

revision = libgit2_glib_interface_age

libversion = '@0@.@1@.@2@'.format(soversion, current, revision)

libgit2_glib_prefix = get_option('prefix')

libgit2_glib_libdir = join_paths(libgit2_glib_prefix, get_option('libdir'))

libgit2_glib_includedir = join_paths(libgit2_glib_prefix, get_option('includedir'))

libgit2_glib_datadir = join_paths(libgit2_glib_prefix, get_option('datadir'))

libgit2_glib_pkgincludedir = join_paths(libgit2_glib_includedir, libgit2_glib_api_name, meson.project_name())

cc = meson.get_compiler('c')

# Compiler and Debugging flags

if cc.get_id() == 'msvc'

  # Compiler options taken from msvc_recommended_pragmas.h

  # in GLib, based on _Win32_Programming_ by Rector and Newcomer

  common_flags = ['-FImsvc_recommended_pragmas.h']

else

  test_cflags = [

    '-ffast-math',

    '-fstrict-aliasing',

    '-Wpointer-arith',

    '-Wmissing-declarations',

    '-Wformat=2',

    '-Wstrict-prototypes',

    '-Wmissing-prototypes',

    '-Wnested-externs',

    '-Wold-style-definition',

    '-Wdeclaration-after-statement',

    '-Wunused',

    '-Wuninitialized',

    '-Wshadow',

    '-Wmissing-noreturn',

    '-Wmissing-format-attribute',

    '-Wredundant-decls',

    '-Wlogical-op',

    '-Wcast-align',

    '-Wno-unused-local-typedefs',

    '-Werror=implicit',

    '-Werror=init-self',

    '-Werror=main',

    '-Werror=missing-braces',

    '-Werror=return-type',

    '-Werror=array-bounds',

    '-Werror=write-strings'

  ]

  common_flags = cc.get_supported_arguments(test_cflags)

endif

if libgit2_glib_buildtype.contains('debug')

  common_flags += [ '-DLIBGIT2_GLIB_ENABLE_DEBUG' ]

  if libgit2_glib_buildtype.contains('optimized')

    common_flags += [ '-DG_DISABLE_CAST_CHECKS' ]

  endif

else

  common_flags += [

    '-DG_DISABLE_CAST_CHECKS',

    '-DG_DISABLE_CHECKS'

  ]

endif

# Workaround for meson's bug

# https://github.com/mesonbuild/meson/pull/1896

if get_option('b_ndebug') == true

  common_flags += [ '-DG_DISABLE_ASSERT' ]

endif

add_project_arguments(common_flags, language: 'c')

# Termios

have_termios = cc.has_header('termios.h')

extra_args= []

core_inc = include_directories('.')

# Required dependencies

git2_req = '0.25.0'

glib_req = '2.44.0'

glib_dep = dependency('glib-2.0', version: '>=' + glib_req)

gobject_dep = dependency('gobject-2.0', version: '>=' + glib_req)

gio_dep = dependency('gio-2.0', version: '>=' + glib_req)

libgit2_dep = dependency('libgit2', version: '>=' + git2_req)

enable_gir = get_option('introspection')

if enable_gir

  # XXX: Not nice, but probably our best option

  enable_gir = find_program('g-ir-scanner', required: false).found() and not meson.is_cross_build()

endif

enable_vapi = get_option('vapi')

if enable_vapi

  assert(enable_gir, 'vapi support was requested, but introspection support is mandatory.')

  assert(add_languages('vala', required: false), 'vapi support was requested, but vala not found.')

  meson.add_install_script('meson_vapi_link.py', libgit2_glib_datadir)

endif

# Check for libgit2 ssh support

enable_ssh = get_option('ssh')

if enable_ssh

  libgit2_ssh_src = '''

    #include <git2.h>

    int

    main(int argc, const char *argv[])

    {

            git_libgit2_init ();

            return ((git_libgit2_features() & GIT_FEATURE_SSH) != 0) ? 0 : 1;

    }

  '''

  assert(cc.compiles(libgit2_ssh_src, name: 'libgit2 supports SSH'), 'libgit2 ssh support was requested, but not found. Use -Dssh=false to build without it.')

endif

# Check for python

enable_python = get_option('python')

if enable_python

  python = import('python3')

  python_req = '3.2.3'

  dependency('pygobject-3.0', version: '>= 3.0.0')

  assert(python.language_version().version_compare('>= ' + python_req), 'python support was requested, but version >= ' + python_req + ' not found.')

  meson.add_install_script('meson_python_compile.py', libgit2_glib_libdir)

endif

gnome = import('gnome')

pkg = import('pkgconfig')

subdir('libgit2-glib')

subdir('examples')

subdir('tests')

if get_option('gtk_doc')

  subdir('docs/reference')

endif