autowaf.py

   1 #!/usr/bin/env python
   2 # Waf utilities for easily building standard unixey packages/libraries
   3 # Licensed under the GNU GPL v2 or later, see COPYING file for details.
   4 # Copyright (C) 2008 David Robillard
   5 # Copyright (C) 2008 Nedko Arnaudov
   6
   7 import Configure
   8 import Options
   9 import Utils
  10 import misc
  11 import os
  12 import subprocess
  13 import sys
  14 from TaskGen import feature, before, after
  15
  16 global g_is_child
  17 g_is_child = False
  18
  19 # Only run autowaf hooks once (even if sub projects call several times)
  20 global g_step
  21 g_step = 0
  22
  23 # Compute dependencies globally
  24 #import preproc
  25 #preproc.go_absolute = True
  26
  27 @feature('cc', 'cxx')
  28 @after('apply_lib_vars')
  29 @before('apply_obj_vars_cc', 'apply_obj_vars_cxx')
  30 def include_config_h(self):
  31         self.env.append_value('INC_PATHS', self.bld.srcnode)
  32
  33 def set_options(opt):
  34         "Add standard autowaf options if they havn't been added yet"
  35         global g_step
  36         if g_step > 0:
  37                 return
  38         opt.tool_options('compiler_cc')
  39         opt.tool_options('compiler_cxx')
  40         opt.add_option('--debug', action='store_true', default=False, dest='debug',
  41                         help="Build debuggable binaries [Default: False]")
  42         opt.add_option('--strict', action='store_true', default=False, dest='strict',
  43                         help="Use strict compiler flags and show all warnings [Default: False]")
  44         opt.add_option('--docs', action='store_true', default=False, dest='docs',
  45                         help="Build documentation - requires doxygen [Default: False]")
  46         opt.add_option('--bundle', action='store_true', default=False,
  47                         help="Build a self-contained bundle [Default: False]")
  48         opt.add_option('--bindir', type='string',
  49                         help="Executable programs [Default: PREFIX/bin]")
  50         opt.add_option('--libdir', type='string',
  51                         help="Libraries [Default: PREFIX/lib]")
  52         opt.add_option('--includedir', type='string',
  53                         help="Header files [Default: PREFIX/include]")
  54         opt.add_option('--datadir', type='string',
  55                         help="Shared data [Default: PREFIX/share]")
  56         opt.add_option('--configdir', type='string',
  57                         help="Configuration data [Default: PREFIX/etc]")
  58         opt.add_option('--mandir', type='string',
  59                         help="Manual pages [Default: DATADIR/man]")
  60         opt.add_option('--htmldir', type='string',
  61                         help="HTML documentation [Default: DATADIR/doc/PACKAGE]")
  62         opt.add_option('--lv2-user', action='store_true', default=False, dest='lv2_user',
  63                         help="Install LV2 bundles to user-local location [Default: False]")
  64         if sys.platform == "darwin":
  65                 opt.add_option('--lv2dir', type='string',
  66                                 help="LV2 bundles [Default: /Library/Audio/Plug-Ins/LV2]")
  67         else:
  68                 opt.add_option('--lv2dir', type='string',
  69                                 help="LV2 bundles [Default: LIBDIR/lv2]")
  70         g_step = 1
  71
  72 def check_header(conf, name, define='', mandatory=False):
  73         "Check for a header iff it hasn't been checked for yet"
  74         if type(conf.env['AUTOWAF_HEADERS']) != dict:
  75                 conf.env['AUTOWAF_HEADERS'] = {}
  76
  77         checked = conf.env['AUTOWAF_HEADERS']
  78         if not name in checked:
  79                 checked[name] = True
  80                 includes = '' # search default system include paths
  81                 if sys.platform == "darwin":
  82                         includes = '/opt/local/include'
  83                 if define != '':
  84                         conf.check(header_name=name, includes=includes, define_name=define, mandatory=mandatory)
  85                 else:
  86                         conf.check(header_name=name, includes=includes, mandatory=mandatory)
  87
  88 def nameify(name):
  89         return name.replace('/', '_').replace('++', 'PP').replace('-', '_').replace('.', '_')
  90
  91 def check_pkg(conf, name, **args):
  92         if not 'mandatory' in args:
  93                 args['mandatory'] = True
  94         "Check for a package iff it hasn't been checked for yet"
  95         var_name = 'HAVE_' + nameify(args['uselib_store'])
  96         check = not var_name in conf.env
  97         if not check and 'atleast_version' in args:
  98                 # Re-check if version is newer than previous check
  99                 checked_version = conf.env['VERSION_' + name]
 100                 if checked_version and checked_version < args['atleast_version']:
 101                         check = True;
 102         if check:
 103                 conf.check_cfg(package=name, args="--cflags --libs", **args)
 104                 found = bool(conf.env[var_name])
 105                 if found:
 106                         conf.define(var_name, int(found))
 107                         if 'atleast_version' in args:
 108                                 conf.env['VERSION_' + name] = args['atleast_version']
 109                 else:
 110                         conf.undefine(var_name)
 111                         if args['mandatory'] == True:
 112                                 conf.fatal("Required package " + name + " not found")
 113
 114 def configure(conf):
 115         global g_step
 116         if g_step > 1:
 117                 return
 118         def append_cxx_flags(vals):
 119                 conf.env.append_value('CCFLAGS', vals.split())
 120                 conf.env.append_value('CXXFLAGS', vals.split())
 121         display_header('Global Configuration')
 122         conf.check_tool('misc')
 123         conf.check_tool('compiler_cc')
 124         conf.check_tool('compiler_cxx')
 125         conf.env['DOCS'] = Options.options.docs
 126         conf.env['DEBUG'] = Options.options.debug
 127         conf.env['STRICT'] = Options.options.strict
 128         conf.env['PREFIX'] = os.path.abspath(os.path.expanduser(os.path.normpath(conf.env['PREFIX'])))
 129         if Options.options.bundle:
 130                 conf.env['BUNDLE'] = True
 131                 conf.define('BUNDLE', 1)
 132                 conf.env['BINDIR'] = conf.env['PREFIX']
 133                 conf.env['INCLUDEDIR'] = os.path.join(conf.env['PREFIX'], 'Headers')
 134                 conf.env['LIBDIR'] = os.path.join(conf.env['PREFIX'], 'Libraries')
 135                 conf.env['DATADIR'] = os.path.join(conf.env['PREFIX'], 'Resources')
 136                 conf.env['HTMLDIR'] = os.path.join(conf.env['PREFIX'], 'Resources/Documentation')
 137                 conf.env['MANDIR'] = os.path.join(conf.env['PREFIX'], 'Resources/Man')
 138                 conf.env['LV2DIR'] = os.path.join(conf.env['PREFIX'], 'PlugIns')
 139         else:
 140                 conf.env['BUNDLE'] = False
 141                 if Options.options.bindir:
 142                         conf.env['BINDIR'] = Options.options.bindir
 143                 else:
 144                         conf.env['BINDIR'] = os.path.join(conf.env['PREFIX'], 'bin')
 145                 if Options.options.includedir:
 146                         conf.env['INCLUDEDIR'] = Options.options.includedir
 147                 else:
 148                         conf.env['INCLUDEDIR'] = os.path.join(conf.env['PREFIX'], 'include')
 149                 if Options.options.libdir:
 150                         conf.env['LIBDIR'] = Options.options.libdir
 151                 else:
 152                         conf.env['LIBDIR'] = os.path.join(conf.env['PREFIX'], 'lib')
 153                 if Options.options.datadir:
 154                         conf.env['DATADIR'] = Options.options.datadir
 155                 else:
 156                         conf.env['DATADIR'] = os.path.join(conf.env['PREFIX'], 'share')
 157                 if Options.options.configdir:
 158                         conf.env['CONFIGDIR'] = Options.options.configdir
 159                 else:
 160                         conf.env['CONFIGDIR'] = os.path.join(conf.env['PREFIX'], 'etc')
 161                 if Options.options.htmldir:
 162                         conf.env['HTMLDIR'] = Options.options.htmldir
 163                 else:
 164                         conf.env['HTMLDIR'] = os.path.join(conf.env['DATADIR'], 'doc', Utils.g_module.APPNAME)
 165                 if Options.options.mandir:
 166                         conf.env['MANDIR'] = Options.options.mandir
 167                 else:
 168                         conf.env['MANDIR'] = os.path.join(conf.env['DATADIR'], 'man')
 169                 if Options.options.lv2dir:
 170                         conf.env['LV2DIR'] = Options.options.lv2dir
 171                 else:
 172                         if Options.options.lv2_user:
 173                                 if sys.platform == "darwin":
 174                                         conf.env['LV2DIR'] = os.path.join(os.getenv('HOME'), 'Library/Audio/Plug-Ins/LV2')
 175                                 else:
 176                                         conf.env['LV2DIR'] = os.path.join(os.getenv('HOME'), '.lv2')
 177                         else:
 178                                 if sys.platform == "darwin":
 179                                         conf.env['LV2DIR'] = '/Library/Audio/Plug-Ins/LV2'
 180                                 else:
 181                                         conf.env['LV2DIR'] = os.path.join(conf.env['LIBDIR'], 'lv2')
 182
 183         conf.env['BINDIRNAME'] = os.path.basename(conf.env['BINDIR'])
 184         conf.env['LIBDIRNAME'] = os.path.basename(conf.env['LIBDIR'])
 185         conf.env['DATADIRNAME'] = os.path.basename(conf.env['DATADIR'])
 186         conf.env['CONFIGDIRNAME'] = os.path.basename(conf.env['CONFIGDIR'])
 187         conf.env['LV2DIRNAME'] = os.path.basename(conf.env['LV2DIR'])
 188
 189         if Options.options.docs:
 190                 doxygen = conf.find_program('doxygen')
 191                 if not doxygen:
 192                         conf.fatal("Doxygen is required to build documentation, configure without --docs")
 193
 194                 dot = conf.find_program('dot')
 195                 if not dot:
 196                         conf.fatal("Graphviz (dot) is required to build documentation, configure without --docs")
 197
 198         if Options.options.debug:
 199                 conf.env['CCFLAGS'] = [ '-O0', '-g' ]
 200                 conf.env['CXXFLAGS'] = [ '-O0',  '-g' ]
 201         else:
 202                 append_cxx_flags('-DNDEBUG')
 203
 204         if Options.options.strict:
 205                 conf.env.append_value('CCFLAGS', [ '-std=c99', '-pedantic' ])
 206                 conf.env.append_value('CXXFLAGS', [ '-ansi', '-Woverloaded-virtual', '-Wnon-virtual-dtor'])
 207                 append_cxx_flags('-Wall -Wextra -Wno-unused-parameter')
 208
 209         append_cxx_flags('-fPIC -DPIC -fshow-column')
 210
 211         display_msg(conf, "Install prefix", conf.env['PREFIX'])
 212         display_msg(conf, "Debuggable build", str(conf.env['DEBUG']))
 213         display_msg(conf, "Strict compiler flags", str(conf.env['STRICT']))
 214         display_msg(conf, "Build documentation", str(conf.env['DOCS']))
 215         print
 216
 217         g_step = 2
 218
 219 def set_local_lib(conf, name, has_objects):
 220         conf.define('HAVE_' + nameify(name.upper()), 1)
 221         if has_objects:
 222                 if type(conf.env['AUTOWAF_LOCAL_LIBS']) != dict:
 223                         conf.env['AUTOWAF_LOCAL_LIBS'] = {}
 224                 conf.env['AUTOWAF_LOCAL_LIBS'][name.lower()] = True
 225         else:
 226                 if type(conf.env['AUTOWAF_LOCAL_HEADERS']) != dict:
 227                         conf.env['AUTOWAF_LOCAL_HEADERS'] = {}
 228                 conf.env['AUTOWAF_LOCAL_HEADERS'][name.lower()] = True
 229
 230 def use_lib(bld, obj, libs):
 231         abssrcdir = os.path.abspath('.')
 232         libs_list = libs.split()
 233         for l in libs_list:
 234                 in_headers = l.lower() in bld.env['AUTOWAF_LOCAL_HEADERS']
 235                 in_libs    = l.lower() in bld.env['AUTOWAF_LOCAL_LIBS']
 236                 if in_libs:
 237                         if hasattr(obj, 'uselib_local'):
 238                                 obj.uselib_local += ' lib' + l.lower() + ' '
 239                         else:
 240                                 obj.uselib_local = 'lib' + l.lower() + ' '
 241
 242                 if in_headers or in_libs:
 243                         inc_flag = '-iquote ' + os.path.join(abssrcdir, l.lower())
 244                         for f in ['CCFLAGS', 'CXXFLAGS']:
 245                                 if not inc_flag in bld.env[f]:
 246                                         bld.env.append_value(f, inc_flag)
 247                 else:
 248                         if hasattr(obj, 'uselib'):
 249                                 obj.uselib += ' ' + l
 250                         else:
 251                                 obj.uselib = l
 252
 253
 254 def display_header(title):
 255         Utils.pprint('BOLD', title)
 256
 257 def display_msg(conf, msg, status = None, color = None):
 258         color = 'CYAN'
 259         if type(status) == bool and status or status == "True":
 260                 color = 'GREEN'
 261         elif type(status) == bool and not status or status == "False":
 262                 color = 'YELLOW'
 263         Utils.pprint('BOLD', "%s :" % msg.ljust(conf.line_just), sep='')
 264         Utils.pprint(color, status)
 265
 266 def link_flags(env, lib):
 267         return ' '.join(map(lambda x: env['LIB_ST'] % x, env['LIB_' + lib]))
 268
 269 def compile_flags(env, lib):
 270         return ' '.join(map(lambda x: env['CPPPATH_ST'] % x, env['CPPPATH_' + lib]))
 271
 272 def set_recursive():
 273         global g_is_child
 274         g_is_child = True
 275
 276 def is_child():
 277         global g_is_child
 278         return g_is_child
 279
 280 # Pkg-config file
 281 def build_pc(bld, name, version, libs):
 282         '''Build a pkg-config file for a library.
 283         name    -- uppercase variable name     (e.g. 'SOMENAME')
 284         version -- version string              (e.g. '1.2.3')
 285         libs    -- string/list of dependencies (e.g. 'LIBFOO GLIB')
 286         '''
 287
 288         obj              = bld.new_task_gen('subst')
 289         obj.source       = name.lower() + '.pc.in'
 290         obj.target       = name.lower() + '.pc'
 291         obj.install_path = '${PREFIX}/${LIBDIRNAME}/pkgconfig'
 292         pkg_prefix       = bld.env['PREFIX']
 293         if pkg_prefix[-1] == '/':
 294                 pkg_prefix = pkg_prefix[:-1]
 295         obj.dict = {
 296                 'prefix'           : pkg_prefix,
 297                 'exec_prefix'      : '${prefix}',
 298                 'libdir'           : '${prefix}/' + bld.env['LIBDIRNAME'],
 299                 'includedir'       : '${prefix}/include',
 300                 name + '_VERSION'  : version,
 301         }
 302         if type(libs) != list:
 303                 libs = libs.split()
 304         for i in libs:
 305                 obj.dict[i + '_LIBS']   = link_flags(bld.env, i)
 306                 obj.dict[i + '_CFLAGS'] = compile_flags(bld.env, i)
 307
 308 # Doxygen API documentation
 309 def build_dox(bld, name, version, srcdir, blddir):
 310         if not bld.env['DOCS']:
 311                 return
 312         obj = bld.new_task_gen('subst')
 313         obj.source = 'doc/reference.doxygen.in'
 314         obj.target = 'doc/reference.doxygen'
 315         if is_child():
 316                 src_dir = os.path.join(srcdir, name.lower())
 317                 doc_dir = os.path.join(blddir, 'default', name.lower(), 'doc')
 318         else:
 319                 src_dir = srcdir
 320                 doc_dir = os.path.join(blddir, 'default', 'doc')
 321         obj.dict = {
 322                 name + '_VERSION' : version,
 323                 name + '_SRCDIR'  : os.path.abspath(src_dir),
 324                 name + '_DOC_DIR' : os.path.abspath(doc_dir)
 325         }
 326         obj.install_path = ''
 327         out1 = bld.new_task_gen('command-output')
 328         out1.dependencies = [obj]
 329         out1.stdout = '/doc/doxygen.out'
 330         out1.stdin = '/doc/reference.doxygen' # whatever..
 331         out1.command = 'doxygen'
 332         out1.argv = [os.path.abspath(doc_dir) + '/reference.doxygen']
 333         out1.command_is_external = True
 334
 335 # Version code file generation
 336 def build_version_files(header_path, source_path, domain, major, minor, micro):
 337         header_path = os.path.abspath(header_path)
 338         source_path = os.path.abspath(source_path)
 339         text  = "int " + domain + "_major_version = " + str(major) + ";\n"
 340         text += "int " + domain + "_minor_version = " + str(minor) + ";\n"
 341         text += "int " + domain + "_micro_version = " + str(micro) + ";\n"
 342         try:
 343                 o = file(source_path, 'w')
 344                 o.write(text)
 345                 o.close()
 346         except IOError:
 347                 print "Could not open", source_path, " for writing\n"
 348                 sys.exit(-1)
 349
 350         text  = "#ifndef __" + domain + "_version_h__\n"
 351         text += "#define __" + domain + "_version_h__\n"
 352         text += "extern const char* " + domain + "_revision;\n"
 353         text += "extern int " + domain + "_major_version;\n"
 354         text += "extern int " + domain + "_minor_version;\n"
 355         text += "extern int " + domain + "_micro_version;\n"
 356         text += "#endif /* __" + domain + "_version_h__ */\n"
 357         try:
 358                 o = file(header_path, 'w')
 359                 o.write(text)
 360                 o.close()
 361         except IOError:
 362                 print "Could not open", header_path, " for writing\n"
 363                 sys.exit(-1)
 364
 365         return None
 366
 367 def run_tests(ctx, appname, tests):
 368         orig_dir = os.path.abspath(os.curdir)
 369         failures = 0
 370         base = '..'
 371
 372         top_level = os.path.abspath(ctx.curdir) != os.path.abspath(os.curdir)
 373         if top_level:
 374                 os.chdir('./build/default/' + appname)
 375                 base = '../..'
 376         else:
 377                 os.chdir('./build/default')
 378
 379         lcov = True
 380         lcov_log = open('lcov.log', 'w')
 381         try:
 382                 # Clear coverage data
 383                 subprocess.call('lcov -d ./src -z'.split(),
 384                                 stdout=lcov_log, stderr=lcov_log)
 385         except:
 386                 lcov = False
 387                 print "Failed to run lcov, no coverage report will be generated"
 388
 389
 390         # Run all tests
 391         for i in tests:
 392                 print
 393                 Utils.pprint('BOLD', 'Running %s test %s' % (appname, i))
 394                 if subprocess.call(i) == 0:
 395                         Utils.pprint('GREEN', 'Passed %s %s' % (appname, i))
 396                 else:
 397                         failures += 1
 398                         Utils.pprint('RED', 'Failed %s %s' % (appname, i))
 399
 400         if lcov:
 401                 # Generate coverage data
 402                 coverage_lcov = open('coverage.lcov', 'w')
 403                 subprocess.call(('lcov -c -d ./src -d ./test -b ' + base).split(),
 404                                 stdout=coverage_lcov, stderr=lcov_log)
 405                 coverage_lcov.close()
 406
 407                 # Strip out unwanted stuff
 408                 coverage_stripped_lcov = open('coverage-stripped.lcov', 'w')
 409                 subprocess.call('lcov --remove coverage.lcov *boost* c++*'.split(),
 410                                 stdout=coverage_stripped_lcov, stderr=lcov_log)
 411                 coverage_stripped_lcov.close()
 412
 413                 # Generate HTML coverage output
 414                 if not os.path.isdir('./coverage'):
 415                         os.makedirs('./coverage')
 416                 subprocess.call('genhtml -o coverage coverage-stripped.lcov'.split(),
 417                                 stdout=lcov_log, stderr=lcov_log)
 418
 419         lcov_log.close()
 420
 421         print
 422         Utils.pprint('BOLD', 'Summary:', sep=''),
 423         if failures == 0:
 424                 Utils.pprint('GREEN', 'All ' + appname + ' tests passed')
 425         else:
 426                 Utils.pprint('RED', str(failures) + ' ' + appname + ' test(s) failed')
 427
 428         Utils.pprint('BOLD', 'Coverage:', sep='')
 429         print os.path.abspath('coverage/index.html')
 430
 431         os.chdir(orig_dir)
 432
 433 def shutdown():
 434         # This isn't really correct (for packaging), but people asking is annoying
 435         if Options.commands['install']:
 436                 try: os.popen("/sbin/ldconfig")
 437                 except: pass
 438