wscript

   1 from waflib.Context import Context
   2 from waflib.Build import BuildContext, CleanContext, \
   3         InstallContext, UninstallContext
   4
   5 # Unix flags
   6 CFLAGS_UNIX = ["-O2", "-Wall", "-Wextra"]
   7 CFLAGS_UNIX_DBG = ['-g', '-O0']
   8
   9 # Windows MSVC flags
  10 CFLAGS_WIN32_COMMON = ['/TC', '/W4', '/WX', '/nologo', '/Zi']
  11 CFLAGS_WIN32_RELEASE = ['/O2', '/MD']
  12
  13 # Note: /RTC* cannot be used with optimization on.
  14 CFLAGS_WIN32_DBG = ['/Od', '/RTC1', '/RTCc', '/DEBUG', '/MDd']
  15 CFLAGS_WIN32_L = ['/RELEASE']  # used for /both/ debug and release builds.
  16                                # sets the module's checksum in the header.
  17 CFLAGS_WIN32_L_DBG = ['/DEBUG']
  18
  19 ALL_LIBS = ['crypto', 'pthread', 'sqlite3']
  20
  21 def options(opt):
  22     opt.load('compiler_c')
  23     opt.add_option('--sha1', action='store', default='builtin',
  24         help="Use the builtin SHA1 routines (builtin), the \
  25 PPC optimized version (ppc) or the SHA1 functions from OpenSSL (openssl)")
  26     opt.add_option('--debug', action='store_true', default=False,
  27         help='Compile with debug symbols')
  28     opt.add_option('--msvc', action='store', default=None,
  29         help='Force a specific MSVC++ version (7.1, 8.0, 9.0, 10.0), if more than one is installed')
  30     opt.add_option('--arch', action='store', default='x86',
  31         help='Select target architecture (ia64, x64, x86, x86_amd64, x86_ia64)')
  32     opt.add_option('--with-sqlite', action='store_true', default=False,
  33         dest='use_sqlite', help='Enable sqlite support')
  34     opt.add_option('--threadsafe', action='store_true', default=False,
  35         help='Make libgit2 thread-safe (requires pthreads)')
  36
  37 def configure(conf):
  38
  39     # load the MSVC configuration flags
  40     if conf.options.msvc:
  41         conf.env['MSVC_VERSIONS'] = ['msvc ' + conf.options.msvc]
  42
  43     conf.env['MSVC_TARGETS'] = [conf.options.arch]
  44
  45     # default configuration for C programs
  46     conf.load('compiler_c')
  47
  48     dbg = conf.options.debug
  49
  50     conf.env.CFLAGS = CFLAGS_UNIX + (CFLAGS_UNIX_DBG if dbg else [])
  51
  52     if conf.env.DEST_OS == 'win32':
  53         conf.env.PLATFORM = 'win32'
  54
  55         if conf.env.CC_NAME == 'msvc':
  56             conf.env.CFLAGS = CFLAGS_WIN32_COMMON + \
  57               (CFLAGS_WIN32_DBG if dbg else CFLAGS_WIN32_RELEASE)
  58             conf.env.LINKFLAGS += CFLAGS_WIN32_L + \
  59               (CFLAGS_WIN32_L_DBG if dbg else [])
  60             conf.env.DEFINES += ['WIN32', '_DEBUG', '_LIB']
  61
  62     else:
  63         conf.env.PLATFORM = 'unix'
  64
  65     if conf.options.threadsafe:
  66         if conf.env.PLATFORM == 'unix':
  67             conf.check_cc(lib='pthread', uselib_store='pthread')
  68         conf.env.DEFINES += ['GIT_THREADS']
  69
  70     # check for sqlite3
  71     if conf.options.use_sqlite and conf.check_cc(
  72         lib='sqlite3', uselib_store='sqlite3', install_path=None, mandatory=False):
  73         conf.env.DEFINES += ['GIT2_SQLITE_BACKEND']
  74
  75     if conf.options.sha1 not in ['openssl', 'ppc', 'builtin']:
  76         conf.fatal('Invalid SHA1 option')
  77
  78     # check for libcrypto (openssl) if we are using its SHA1 functions
  79     if conf.options.sha1 == 'openssl':
  80         conf.check_cfg(package='libcrypto', args=['--cflags', '--libs'], uselib_store='crypto')
  81         conf.env.DEFINES += ['OPENSSL_SHA1']
  82
  83     elif conf.options.sha1 == 'ppc':
  84         conf.env.DEFINES += ['PPC_SHA1']
  85
  86     conf.env.sha1 = conf.options.sha1
  87
  88 def build(bld):
  89
  90     # command '[build|clean|install|uninstall]-static'
  91     if bld.variant == 'static':
  92         build_library(bld, 'static')
  93
  94     # command '[build|clean|install|uninstall]-shared'
  95     elif bld.variant == 'shared':
  96         build_library(bld, 'shared')
  97
  98     # command '[build|clean]-tests'
  99     elif bld.variant == 'test':
 100         build_library(bld, 'objects')
 101         build_test(bld)
 102
 103     # command 'build|clean|install|uninstall': by default, run
 104     # the same command for both the static and the shared lib
 105     else:
 106         from waflib import Options
 107         Options.commands = [bld.cmd + '-shared', bld.cmd + '-static'] + Options.commands
 108
 109 def get_libgit2_version(git2_h):
 110     import re
 111     line = None
 112
 113     with open(git2_h) as f:
 114         line = re.search(r'^#define LIBGIT2_VERSION "(\d+\.\d+\.\d+)"$', f.read(), re.MULTILINE)
 115
 116     if line is None:
 117         raise Exception("Failed to detect libgit2 version")
 118
 119     return line.group(1)
 120
 121
 122 def build_library(bld, build_type):
 123
 124     BUILD = {
 125         'shared' : bld.shlib,
 126         'static' : bld.stlib,
 127         'objects' : bld.objects
 128     }
 129
 130     directory = bld.path
 131     sources = directory.ant_glob('src/*.c')
 132
 133     # Find the version of the library, from our header file
 134     version = get_libgit2_version(directory.find_node("include/git2.h").abspath())
 135
 136     # Compile platform-dependant code
 137     # E.g.  src/unix/*.c
 138     #       src/win32/*.c
 139     sources = sources + directory.ant_glob('src/%s/*.c' % bld.env.PLATFORM)
 140     sources = sources + directory.ant_glob('src/backends/*.c')
 141     sources = sources + directory.ant_glob('deps/zlib/*.c')
 142
 143     # SHA1 methods source
 144     if bld.env.sha1 == "ppc":
 145         sources.append('src/ppc/sha1.c')
 146     else:
 147         sources.append('src/block-sha1/sha1.c')
 148     #------------------------------
 149     # Build the main library
 150     #------------------------------
 151
 152     # either as static or shared;
 153     BUILD[build_type](
 154         source=sources,
 155         target='git2',
 156         includes=['src', 'include', 'deps/zlib'],
 157         install_path='${LIBDIR}',
 158         use=ALL_LIBS,
 159         vnum=version,
 160     )
 161
 162     # On Unix systems, build the Pkg-config entry file
 163     if bld.env.PLATFORM == 'unix' and bld.is_install:
 164         bld(rule="""sed -e 's#@prefix@#${PREFIX}#' -e 's#@libdir@#${LIBDIR}#' -e 's#@version@#%s#' < ${SRC} > ${TGT}""" % version,
 165             source='libgit2.pc.in',
 166             target='libgit2.pc',
 167             install_path='${LIBDIR}/pkgconfig',
 168         )
 169
 170     # Install headers
 171     bld.install_files('${PREFIX}/include', directory.find_node('include/git2.h'))
 172     bld.install_files('${PREFIX}/include/git2', directory.ant_glob('include/git2/*.h'))
 173
 174     # On Unix systems, let them know about installation
 175     if bld.env.PLATFORM == 'unix' and bld.cmd == 'install-shared':
 176         bld.add_post_fun(call_ldconfig)
 177
 178 def call_ldconfig(bld):
 179     import distutils.spawn as s
 180     ldconf = s.find_executable('ldconfig')
 181     if ldconf:
 182         bld.exec_command(ldconf)
 183
 184 def build_test(bld):
 185     directory = bld.path
 186     resources_path = directory.find_node('tests/resources/').abspath().replace('\\', '/')
 187
 188     sources = ['tests/test_lib.c', 'tests/test_helpers.c', 'tests/test_main.c']
 189     sources = sources + directory.ant_glob('tests/t??-*.c')
 190
 191     bld.program(
 192         source=sources,
 193         target='libgit2_test',
 194         includes=['src', 'tests', 'include'],
 195         defines=['TEST_RESOURCES="%s"' % resources_path],
 196         use=['git2'] + ALL_LIBS
 197     )
 198
 199 class _test(BuildContext):
 200     cmd = 'test'
 201     fun = 'test'
 202
 203 def test(bld):
 204     from waflib import Options
 205     Options.commands = ['build-test', 'run-test'] + Options.commands
 206
 207 class _build_doc(Context):
 208     cmd = 'doxygen'
 209     fun = 'build_docs'
 210
 211 def build_docs(ctx):
 212     ctx.exec_command("doxygen api.doxygen")
 213     ctx.exec_command("git stash")
 214     ctx.exec_command("git checkout gh-pages")
 215     ctx.exec_command("cp -Rf apidocs/html/* .")
 216     ctx.exec_command("git add .")
 217     ctx.exec_command("git commit -am 'generated docs'")
 218     ctx.exec_command("git push origin gh-pages")
 219     ctx.exec_command("git checkout master")
 220
 221 class _run_test(Context):
 222     cmd = 'run-test'
 223     fun = 'run_test'
 224
 225 def run_test(ctx):
 226     import shutil, tempfile, sys
 227
 228     failed = False
 229
 230     test_path = 'build/test/libgit2_test'
 231     if sys.platform == 'win32':
 232         test_path += '.exe'
 233
 234     test_folder = tempfile.mkdtemp()
 235     test = ctx.path.find_node(test_path)
 236
 237     if not test or ctx.exec_command(test.abspath(), cwd=test_folder) != 0:
 238         failed = True
 239
 240     shutil.rmtree(test_folder)
 241
 242     if failed:
 243         ctx.fatal('Test run failed')
 244
 245
 246 CONTEXTS = {
 247     'build'     : BuildContext,
 248     'clean'     : CleanContext,
 249     'install'   : InstallContext,
 250     'uninstall' : UninstallContext
 251 }
 252
 253 def build_command(command):
 254     ctx, var = command.split('-')
 255     class _gen_command(CONTEXTS[ctx]):
 256         cmd = command
 257         variant = var
 258
 259 build_command('build-static')
 260 build_command('build-shared')
 261 build_command('build-test')
 262
 263 build_command('clean-static')
 264 build_command('clean-shared')
 265 build_command('clean-test')
 266
 267 build_command('install-static')
 268 build_command('install-shared')
 269
 270 build_command('uninstall-static')
 271 build_command('uninstall-shared')
 272