kc3-lang/pkgconf/meson.build

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• Hash : c060c5af
  Author :
  Date : 2025-07-30T11:58:45
  

  build: check for readlinkat presence
  
  Related: https://github.com/pkgconf/pkgconf/issues/420
  Signed-off-by: Ariadne Conill <ariadne@ariadne.space>
  

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• meson.build

• project('pkgconf', 'c',
    version : '2.5.1',
    license : 'ISC',
    default_options : ['c_std=c99'],
    meson_version: '>=0.52',
  )
  
  cc = meson.get_compiler('c')
  
  add_project_arguments(
    '-D_BSD_SOURCE',
    '-D_DARWIN_C_SOURCE',
    '-D_DEFAULT_SOURCE',
    '-D_POSIX_C_SOURCE=200809L',
    cc.get_supported_arguments(
      '-Wimplicit-function-declaration',
      '-Wmisleading-indentation',
    ),
    language : 'c',
  )
  
  cdata = configuration_data()
  
  check_functions = [
    ['strlcat', 'string.h'],
    ['strlcpy', 'string.h'],
    ['strndup', 'string.h'],
    ['strdup', 'string.h'],
    ['strncasecmp', 'strings.h'],
    ['strcasecmp', 'strings.h'],
    ['reallocarray', 'stdlib.h'],
    ['pledge', 'unistd.h'],
    ['unveil', 'unistd.h'],
    ['readlinkat', 'unistd.h'],
  ]
  
  foreach f : check_functions
    name = f[0].to_upper().underscorify()
    if cc.has_function(f[0], prefix : '#define _BSD_SOURCE\n#define _DARWIN_C_SOURCE\n#define _DEFAULT_SOURCE\n#define _POSIX_C_SOURCE 200809L\n#include <@0@>'.format(f[1])) and cc.has_header_symbol(f[1], f[0], prefix : '#define _BSD_SOURCE\n#define _DARWIN_C_SOURCE\n#define _DEFAULT_SOURCE\n#define _POSIX_C_SOURCE 200809L')
      cdata.set('HAVE_@0@'.format(name), 1)
      cdata.set('HAVE_DECL_@0@'.format(name), 1)
    else
      cdata.set('HAVE_DECL_@0@'.format(name), 0)
    endif
  endforeach
  
  default_path = []
  foreach f : ['libdir', 'datadir']
    default_path += [join_paths(get_option('prefix'), get_option(f), 'pkgconfig')]
  endforeach
  
  personality_path = []
  foreach f : ['libdir', 'datadir']
    personality_path += [join_paths(get_option('prefix'), get_option(f), 'pkgconfig', 'personality.d')]
  endforeach
  
  SYSTEM_LIBDIR = get_option('with-system-libdir')
  if SYSTEM_LIBDIR != ''
    cdata.set_quoted('SYSTEM_LIBDIR', SYSTEM_LIBDIR)
  else
    cdata.set_quoted('SYSTEM_LIBDIR', join_paths(get_option('prefix'), get_option('libdir')))
  endif
  SYSTEM_INCLUDEDIR = get_option('with-system-includedir')
  if SYSTEM_INCLUDEDIR != ''
    cdata.set_quoted('SYSTEM_INCLUDEDIR', SYSTEM_INCLUDEDIR)
  else
    cdata.set_quoted('SYSTEM_INCLUDEDIR', join_paths(get_option('prefix'), get_option('includedir')))
  endif
  cdata.set_quoted('PKG_DEFAULT_PATH', ':'.join(default_path))
  cdata.set_quoted('PERSONALITY_PATH', ':'.join(personality_path))
  cdata.set_quoted('PACKAGE_NAME', meson.project_name())
  cdata.set_quoted('PACKAGE_VERSION', meson.project_version())
  cdata.set_quoted('PACKAGE_BUGREPORT', 'https://todo.sr.ht/~kaniini/pkgconf')
  cdata.set('abs_top_srcdir', meson.current_source_dir())
  cdata.set('abs_top_builddir', meson.current_build_dir())
  
  
  subdir('libpkgconf')
  
  libtype = get_option('default_library')
  if libtype == 'static'
    build_static = '-DPKGCONFIG_IS_STATIC'
  else
    build_static = '-DPKGCONFIG_IS_NOT_STATIC'
  endif
  
  libpkgconf = library('pkgconf',
    'libpkgconf/argvsplit.c',
    'libpkgconf/audit.c',
    'libpkgconf/buffer.c',
    'libpkgconf/bsdstubs.c',
    'libpkgconf/cache.c',
    'libpkgconf/client.c',
    'libpkgconf/dependency.c',
    'libpkgconf/fileio.c',
    'libpkgconf/fragment.c',
    'libpkgconf/parser.c',
    'libpkgconf/path.c',
    'libpkgconf/personality.c',
    'libpkgconf/pkg.c',
    'libpkgconf/queue.c',
    'libpkgconf/tuple.c',
    c_args: ['-DLIBPKGCONF_EXPORT', build_static],
    install : true,
    version : '7.0.0',
    soversion : '7',
  )
  
  # For other projects using libpkgconfig as a subproject
  dep_libpkgconf = declare_dependency(
    link_with : libpkgconf,
    include_directories : include_directories('.'),
  )
  
  # If we have a new enough meson override the dependency so that only
  # `dependency('libpkgconf')` is required from the consumer
  if meson.version().version_compare('>= 0.54.0')
    meson.override_dependency('libpkgconf', dep_libpkgconf)
  endif
  
  pkg = import('pkgconfig')
  pkg.generate(libpkgconf,
    name : 'libpkgconf',
    description : 'a library for accessing and manipulating development framework configuration',
    url: 'http://github.com/pkgconf/pkgconf',
    filebase : 'libpkgconf',
    subdirs: ['pkgconf'],
    extra_cflags : build_static
  )
  
  cli_include = include_directories('cli')
  
  pkgconf_exe = executable('pkgconf',
    'cli/main.c',
    'cli/getopt_long.c',
    'cli/renderer-msvc.c',
    link_with : libpkgconf,
    c_args : build_static,
    include_directories : cli_include,
    install : true)
  
  bomtool_exe = executable('bomtool',
    'cli/bomtool/main.c',
    'cli/getopt_long.c',
    link_with : libpkgconf,
    c_args : build_static,
    include_directories : cli_include,
    install : true)
  
  with_tests = get_option('tests')
  kyua_exe = find_program('kyua', required : with_tests, disabler : true, native : true)
  atf_sh_exe = find_program('atf-sh', required : with_tests, disabler : true, native : true)
  kyuafile = configure_file(input : 'Kyuafile.in', output : 'Kyuafile', configuration : cdata)
  test('kyua', kyua_exe, args : ['--config=none', 'test', '--kyuafile', kyuafile, '--build-root', meson.current_build_dir()])
  subdir('tests')
  
  install_man('man/bomtool.1')
  install_man('man/pkgconf.1')
  install_man('man/pkg.m4.7')
  install_man('man/pc.5')
  install_man('man/pkgconf-personality.5')
  install_data('pkg.m4', install_dir: 'share/aclocal')
  install_data('AUTHORS', install_dir: 'share/doc/pkgconf')
  install_data('README.md', install_dir: 'share/doc/pkgconf')
  
  if host_machine.system() == 'windows'
    conf_data = configuration_data()
    conf_data.set('VERSION', meson.project_version())
    conf_data.set('EXE', pkgconf_exe.full_path())
    conf_data.set('DLL', libpkgconf.full_path())
    if host_machine.cpu() != 'x86_64'
      wixl_arch = 'x86'
    else
      wixl_arch = 'x64'
    endif
    conf_data.set('WIXL_ARCH', wixl_arch)
  
    python = find_program('python3')
    wixl = find_program('wixl', required: false, version: '>= 0.105')
    msi_filename = 'pkgconf-@0@-@1@.msi'.format(wixl_arch, meson.project_version())
  
    wxsfile = configure_file(input: 'pkgconf.wxs.in', output: 'pkgconf.wxs', configuration: conf_data)
  
    if wixl.found()
      licensefile = custom_target(
        'License.rtf',
        input: 'COPYING',
        output: 'License.rtf',
        command: [python, files('txt2rtf.py'), '@INPUT@', '@OUTPUT@'],
      )
  
      msi = custom_target(
        msi_filename,
        input: [wxsfile, licensefile, pkgconf_exe],
        output: msi_filename,
        command: [wixl, '--arch', wixl_arch, '--ext', 'ui', '-o', msi_filename, wxsfile],
      )
  
      alias_target('msi', msi)
    endif
  endif
  

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