diff options
| -rw-r--r-- | third_party/wscript | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/third_party/wscript b/third_party/wscript index 8e7581f1e6c..4f6347795eb 100644 --- a/third_party/wscript +++ b/third_party/wscript @@ -1,15 +1,52 @@ #!/usr/bin/env python +import Utils import os +import sys # work out what python external libraries we need to install -external_libs = { +external_pkgs = { "dns.resolver": "dnspython/dns", "iso8601": "pyiso8601/iso8601", } +def find_third_party_module(conf, module, package): + conf.COMPOUND_START("Checking for third party Python module %s" % module) + try: + __import__(module) + except ImportError: + pass + else: + # Installed on the system + conf.COMPOUND_END("system") + + old_path = sys.path + try: + sys.path.append(os.path.join(conf.curdir, os.path.dirname(package))) + try: + __import__(module) + except ImportError: + if (os.path.isdir(os.path.join(conf.srcdir, ".git")) and + os.path.isfile(os.path.join(conf.srcdir, ".gitmodule"))): + raise Utils.WafError("""\ +Unable to find Python module '%s'. Please install the system package or check \ +out the relevant submodule by running 'git submodule init; git submodule update'. +""" % module) + else: + raise Utils.WafError("""\ +Unable to find Python module '%s'. Please install the system package or place a copy in +%s. +""" % (module, package)) + else: + conf.COMPOUND_END("bundled") + finally: + sys.path = old_path + + def configure(conf): + for module, package in external_pkgs.items(): + find_third_party_module(conf, module, package) conf.RECURSE('popt') conf.RECURSE('zlib') @@ -17,7 +54,7 @@ def configure(conf): def build(bld): list = [] - for module, package in external_libs.items(): + for module, package in external_pkgs.items(): try: __import__(module) except ImportError: |