scons: make sure help is displayed if -h or --help is supplied even if we are not able to configure successfully and add more user friendly output for dependencies that are not found
This commit is contained in:
Dane Springmeyer
parent
5094080f77
commit
de4032a602
1 changed files with 137 additions and 81 deletions
202
SConstruct
202
SConstruct
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@ -54,11 +54,11 @@ def regular_print(color,text,newline=True):
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else:
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print text
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def call(cmd):
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def call(cmd, silent=False):
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stdin, stderr = Popen(cmd,shell=True,stdout=PIPE,stderr=PIPE).communicate()
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if not stderr:
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return stdin.strip()
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else:
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elif not silent:
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color_print(1,'Problem encounted with SCons scripts, please post bug report to: http://trac.mapnik.org\nError was: %s' % stderr)
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def shortest_name(libs):
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@ -75,6 +75,39 @@ elif platform.uname()[4] == 'ppc64':
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else:
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LIBDIR_SCHEMA='lib'
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pretty_dep_names = {
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'ociei':'Oracle database library | configure with OCCI_LIBS & OCCI_INCLUDES | more info: http://trac.mapnik.org/wiki/OCCI',
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'gdal':'GDAL C++ library | configured using gdal-config program | try setting GDAL_CONFIG SCons option | more info: http://trac.mapnik.org/wiki/GDAL',
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'ogr':'OGR-enabled GDAL C++ Library | configured using gdal-config program | try setting GDAL_CONFIG SCons option | more info: http://trac.mapnik.org/wiki/OGR',
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'cairo':'Cairo C library | configured using pkg-config | try setting PKG_CONFIG_PATH SCons option',
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'cairomm':'Cairomm C++ bindings to Cairo library | configured using pkg-config | try setting PKG_CONFIG_PATH SCons option',
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'pycairo':'Python bindings to Cairo library | configured using pkg-config | try setting PKG_CONFIG_PATH SCons option',
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'proj':'Proj.4 C Projections library | configure with PROJ_LIBS & PROJ_INCLUDES | more info: http://trac.osgeo.org/proj/',
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'pg':'Postgres C Library requiered for PostGIS plugin | configure with pg_config program | more info: http://trac.mapnik.org/wiki/PostGIS',
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'sqlite3':'SQLite3 C Library | configure with SQLITE_LIBS & SQLITE_INCLUDES | more info: http://trac.mapnik.org/wiki/SQLite',
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'osm':'more info: http://trac.mapnik.org/wiki/OsmPlugin',
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'jpeg':'JPEG C library | configure with JPEG_LIBS & JPEG_INCLUDES',
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'tiff':'TIFF C library | configure with TIFF_LIBS & TIFF_INCLUDES',
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'png':'PNG C library | configure with PNG_LIBS & PNG_INCLUDES',
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'icuuc':'ICU C++ library | configure with ICU_LIBS & ICU_INCLUDES or use ICU_LIB_NAME to specify custom lib name | more info: http://site.icu-project.org/',
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'ltdl':'GNU Libtool | more info: http://www.gnu.org/software/libtool',
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'z':'Z compression library | more info: http://www.zlib.net/',
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'm':'Basic math library, part of C++ stlib',
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'pkg-config':'pkg-config tool | more info: http://pkg-config.freedesktop.org',
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'pg_config':'pg_config program | try setting PG_CONFIG SCons option',
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'xml2-config':'xml2-config program | try setting XML2_CONFIG SCons option',
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'gdal-config':'gdal-config program | try setting GDAL_CONFIG SCons option',
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'freetype-config':'freetype-config program | try setting FREETYPE_CONFIG SCons option',
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}
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def pretty_dep(dep):
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pretty = pretty_dep_names.get(dep)
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if pretty:
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return '%s (%s)' % (dep,pretty)
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elif 'boost' in dep:
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return '%s (%s)' % (dep,'more info see: http://trac.mapnik.org/wiki/MapnikInstallation & http://www.boost.org')
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return dep
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# local file to hold custom user configuration variables
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SCONS_LOCAL_CONFIG = 'config.py'
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# local pickled file to cache configured environment
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@ -95,9 +128,10 @@ PLUGINS = { # plugins with external dependencies
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'sqlite': {'default':False,'path':'SQLITE','inc':'sqlite3.h','lib':'sqlite3','lang':'C'},
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'rasterlite': {'default':False,'path':'RASTERLITE','inc':['sqlite3.h','rasterlite.h'],'lib':'rasterlite','lang':'C'},
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# plugins without external dependencies requiring CheckLibWithHeader...
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# note: osm plugin does depend on libxml2
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# todo: osm plugin does depend on libxml2 and libcurl
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'osm': {'default':False,'path':None,'inc':None,'lib':None,'lang':'C++'},
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# plugins without external dependencies requiring CheckLibWithHeader...
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'shape': {'default':True,'path':None,'inc':None,'lib':None,'lang':'C++'},
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'raster': {'default':True,'path':None,'inc':None,'lib':None,'lang':'C++'},
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'kismet': {'default':False,'path':None,'inc':None,'lib':None,'lang':'C++'},
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@ -233,9 +267,15 @@ preconfigured = False
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force_configure = False
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command_line_args = sys.argv[1:]
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HELP_REQUESTED = False
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if ('-h' in command_line_args) or ('--help' in command_line_args):
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HELP_REQUESTED = True
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if 'configure' in command_line_args:
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force_configure = True
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elif ('-h' in command_line_args) or ('--help' in command_line_args):
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elif HELP_REQUESTED:
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preconfigured = True # this is just to ensure config gets skipped when help is requested
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# initially populate environment with defaults and any possible custom arguments
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@ -274,7 +314,7 @@ if opts.args:
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preconfigured = False
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elif preconfigured:
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if ('-h' not in command_line_args) and ('--help' not in command_line_args):
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if not HELP_REQUESTED:
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color_print(4,'Using previous successful configuration...')
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color_print(4,'Re-configure by running "python scons/scons.py configure".')
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@ -298,14 +338,21 @@ def CheckPKG(context, name):
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def parse_config(context, config, checks='--libs --cflags'):
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env = context.env
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tool = config.lower().replace('_','-')
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toolname = tool
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if config == 'GDAL_CONFIG':
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tool += ' %s' % checks
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context.Message( 'Checking for %s... ' % tool)
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toolname += ' %s' % checks
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context.Message( 'Checking for %s... ' % toolname)
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cmd = '%s %s' % (env[config],checks)
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ret = context.TryAction(cmd)[0]
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parsed = False
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if ret:
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env.ParseConfig(cmd)
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else:
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try:
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env.ParseConfig(cmd)
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parsed = True
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except OSError, e:
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ret = False
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print ' (xml2-config not found!)'
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if not parsed:
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if config == 'GDAL_CONFIG':
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env['SKIPPED_DEPS'].append(tool)
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conf.rollback_option('GDAL_CONFIG')
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@ -321,10 +368,16 @@ def get_pkg_lib(context, config, lib):
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context.Message( 'Checking for name of %s library... ' % lib)
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cmd = '%s --libs' % env[config]
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ret = context.TryAction(cmd)[0]
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parsed = False
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if ret:
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libnames = re.findall(libpattern,call(cmd))
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if libnames:
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libname = libnames[0]
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try:
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libnames = re.findall(libpattern,call(cmd,silent=True))
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if libnames:
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libname = libnames[0]
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except Exception, e:
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ret = False
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print ' unable to determine library name:'# %s' % str(e)
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return None
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context.Result( libname )
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return libname
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@ -744,7 +797,8 @@ if not preconfigured:
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backup = env.Clone().Dictionary()
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# Note, the 'delete_existing' keyword makes sure that these paths are prepended
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# to the beginning of the path list even if they already exist
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env.PrependUnique(CPPPATH = env['%s_INCLUDES' % details['path']],delete_existing=True)
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incpath = env['%s_INCLUDES' % details['path']]
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env.PrependUnique(CPPPATH = incpath,delete_existing=True)
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env.PrependUnique(LIBPATH = env['%s_LIBS' % details['path']],delete_existing=True)
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if not conf.CheckLibWithHeader(details['lib'], details['inc'], details['lang']):
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env.Replace(**backup)
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@ -781,10 +835,10 @@ if not preconfigured:
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if env['MISSING_DEPS']:
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# if required dependencies are missing, print warnings and then let SCons finish without building or saving local config
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color_print(1,'\nExiting... the following required dependencies were not found:\n - %s' % '\n - '.join(env['MISSING_DEPS']))
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color_print(1,'\nExiting... the following required dependencies were not found:\n - %s' % '\n - '.join([pretty_dep(dep) for dep in env['MISSING_DEPS']]))
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color_print(1,"\nSee the 'config.log' for details on possible problems.")
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if env['SKIPPED_DEPS']:
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color_print(4,'\nAlso, these optional dependencies were not found:\n - %s' % '\n - '.join(env['SKIPPED_DEPS']))
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color_print(4,'\nAlso, these OPTIONAL dependencies were not found:\n - %s' % '\n - '.join([pretty_dep(dep) for dep in env['SKIPPED_DEPS']]))
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color_print(4,"\nSet custom paths to these libraries and header files on the command-line or in a file called '%s'" % SCONS_LOCAL_CONFIG)
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color_print(4," ie. $ python scons/scons.py BOOST_INCLUDES=/usr/local/include BOOST_LIBS=/usr/local/lib")
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color_print(4, "\nOnce all required dependencies are found a local '%s' will be saved and then install:" % SCONS_LOCAL_CONFIG)
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@ -792,7 +846,8 @@ if not preconfigured:
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color_print(4,"\nTo view available path variables:\n $ python scons/scons.py --help or -h")
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color_print(4,'\nTo view overall SCons help options:\n $ python scons/scons.py --help-options or -H\n')
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color_print(4,'More info: http://trac.mapnik.org/wiki/MapnikInstallation')
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Exit(1)
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if not HELP_REQUESTED:
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Exit(1)
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else:
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# Save the custom variables in a SCONS_LOCAL_CONFIG
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# that will be reloaded to allow for `install` without re-specifying custom variables
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@ -810,7 +865,7 @@ if not preconfigured:
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color_print(4,"Did not use user config file, no custom path variables will be saved...")
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if env['SKIPPED_DEPS']:
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color_print(3,'\nNote: will build without these optional dependencies:\n - %s' % '\n - '.join(env['SKIPPED_DEPS']))
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color_print(3,'\nNote: will build without these OPTIONAL dependencies:\n - %s' % '\n - '.join([pretty_dep(dep) for dep in env['SKIPPED_DEPS']]))
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print
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# fetch the mapnik version header in order to set the
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@ -943,76 +998,77 @@ if not preconfigured:
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if 'configure' in command_line_args:
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color_print(4,'\n*Configure complete*\nNow run "python scons/scons.py" to build or "python scons/scons.py install" to install')
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Exit(0)
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if not HELP_REQUESTED:
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Exit(0)
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# autogenerate help on default/current SCons options
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Help(opts.GenerateHelpText(env))
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#### Builds ####
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# export env so it is available in Sconscript files
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Export('env')
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if not HELP_REQUESTED:
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# export env so it is available in Sconscript files
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Export('env')
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if env['FAST']:
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# caching is 'auto' by default in SCons
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# But let's also cache implicit deps...
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EnsureSConsVersion(0,98)
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SetOption('implicit_cache', 1)
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env.Decider('MD5-timestamp')
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SetOption('max_drift', 1)
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if env['FAST']:
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# caching is 'auto' by default in SCons
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# But let's also cache implicit deps...
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EnsureSConsVersion(0,98)
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SetOption('implicit_cache', 1)
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env.Decider('MD5-timestamp')
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SetOption('max_drift', 1)
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else:
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# Set the cache mode to 'force' unless requested, avoiding hidden caching of Scons 'opts' in '.sconsign.dblite'
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# This allows for a SCONS_LOCAL_CONFIG, if present, to be used as the primary means of storing paths to successful build dependencies
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SetCacheMode('force')
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else:
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# Set the cache mode to 'force' unless requested, avoiding hidden caching of Scons 'opts' in '.sconsign.dblite'
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# This allows for a SCONS_LOCAL_CONFIG, if present, to be used as the primary means of storing paths to successful build dependencies
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SetCacheMode('force')
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if env['JOBS'] > 1:
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SetOption("num_jobs", env['JOBS'])
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if env['JOBS'] > 1:
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SetOption("num_jobs", env['JOBS'])
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# Build agg first, doesn't need anything special
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if env['INTERNAL_LIBAGG']:
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SConscript('agg/SConscript')
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# Build agg first, doesn't need anything special
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if env['INTERNAL_LIBAGG']:
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SConscript('agg/SConscript')
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# Build the core library
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SConscript('src/SConscript')
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# Build the core library
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SConscript('src/SConscript')
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# Build the requested and able-to-be-compiled input plug-ins
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GDAL_BUILT = False
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OGR_BUILT = False
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for plugin in env['REQUESTED_PLUGINS']:
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details = env['PLUGINS'][plugin]
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if details['lib'] in env['LIBS']:
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SConscript('plugins/input/%s/SConscript' % plugin)
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if plugin == 'ogr': OGR_BUILT = True
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if plugin == 'gdal': GDAL_BUILT = True
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if plugin == 'ogr' or plugin == 'gdal':
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if GDAL_BUILT and OGR_BUILT:
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# Build the requested and able-to-be-compiled input plug-ins
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GDAL_BUILT = False
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OGR_BUILT = False
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for plugin in env['REQUESTED_PLUGINS']:
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details = env['PLUGINS'][plugin]
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if details['lib'] in env['LIBS']:
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SConscript('plugins/input/%s/SConscript' % plugin)
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if plugin == 'ogr': OGR_BUILT = True
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if plugin == 'gdal': GDAL_BUILT = True
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if plugin == 'ogr' or plugin == 'gdal':
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if GDAL_BUILT and OGR_BUILT:
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env['LIBS'].remove(details['lib'])
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else:
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env['LIBS'].remove(details['lib'])
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else:
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env['LIBS'].remove(details['lib'])
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elif not details['lib']:
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# build internal shape and raster plugins
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SConscript('plugins/input/%s/SConscript' % plugin)
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elif not details['lib']:
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# build internal shape and raster plugins
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SConscript('plugins/input/%s/SConscript' % plugin)
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# Build the c++ rundemo app if requested
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if env['DEMO']:
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SConscript('demo/c++/SConscript')
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# Build the c++ rundemo app if requested
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if env['DEMO']:
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SConscript('demo/c++/SConscript')
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# Build the pgsql2psqlite app if requested
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if env['PGSQL2SQLITE']:
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SConscript('utils/pgsql2sqlite/SConscript')
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# Build the pgsql2psqlite app if requested
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if env['PGSQL2SQLITE']:
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SConscript('utils/pgsql2sqlite/SConscript')
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# Build shapeindex and remove its dependency from the LIBS
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if 'boost_program_options%s' % env['BOOST_APPEND'] in env['LIBS']:
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SConscript('utils/shapeindex/SConscript')
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env['LIBS'].remove('boost_program_options%s' % env['BOOST_APPEND'])
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else :
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color_print(1,"WARNING: Cannot find boost_program_options. 'shapeindex' won't be available")
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# Build shapeindex and remove its dependency from the LIBS
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if 'boost_program_options%s' % env['BOOST_APPEND'] in env['LIBS']:
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SConscript('utils/shapeindex/SConscript')
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env['LIBS'].remove('boost_program_options%s' % env['BOOST_APPEND'])
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else :
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color_print(1,"WARNING: Cannot find boost_program_options. 'shapeindex' won't be available")
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# Build the Python bindings
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if 'python' in env['BINDINGS']:
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SConscript('bindings/python/SConscript')
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# Build the Python bindings
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if 'python' in env['BINDINGS']:
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SConscript('bindings/python/SConscript')
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# Configure fonts and if requested install the bundled DejaVu fonts
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SConscript('fonts/SConscript')
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# Configure fonts and if requested install the bundled DejaVu fonts
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SConscript('fonts/SConscript')
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