return i
raise ValueError, "element not found"
+# helper function: compare dotted version numbers.
+# E.g., compare_version('1.3.25', '1.4.1')
+# returns -1, 0, 1 if v1 is <, ==, > v2
+def compare_versions(v1, v2):
+ # Convert dotted strings to lists
+ v1 = map(int, v1.split('.'))
+ v2 = map(int, v2.split('.'))
+ # Compare corresponding elements of lists
+ for n1,n2 in zip(v1, v2):
+ if n1 < n2: return -1
+ if n1 > n2: return 1
+ # all corresponding values are equal... see if one has extra values
+ if len(v1) < len(v2): return -1
+ if len(v1) > len(v2): return 1
+ return 0
+
# Each target must have 'build' in the interior of the path; the
# directory below this will determine the build parameters. For
# example, for target 'foo/bar/build/ALPHA_SE/arch/alpha/blah.do' we
env.Append(CCFLAGS=Split("-Wno-uninitialized"))
env.Append(CPPPATH=[Dir('ext/dnet')])
-# Find Python include and library directories for embedding the
-# interpreter. For consistency, we will use the same Python
-# installation used to run scons (and thus this script). If you want
-# to link in an alternate version, see above for instructions on how
-# to invoke scons with a different copy of the Python interpreter.
-
-# Get brief Python version name (e.g., "python2.4") for locating
-# include & library files
-py_version_name = 'python' + sys.version[:3]
-
-# include path, e.g. /usr/local/include/python2.4
-env.Append(CPPPATH = os.path.join(sys.exec_prefix, 'include', py_version_name))
-env.Append(LIBS = py_version_name)
-# add library path too if it's not in the default place
-if sys.exec_prefix != '/usr':
- env.Append(LIBPATH = os.path.join(sys.exec_prefix, 'lib'))
+# Check for SWIG
+if not env.has_key('SWIG'):
+ print 'Error: SWIG utility not found.'
+ print ' Please install (see http://www.swig.org) and retry.'
+ Exit(1)
+
+# Check for appropriate SWIG version
+swig_version = os.popen('swig -version').read().split()
+# First 3 words should be "SWIG Version x.y.z"
+if swig_version[0] != 'SWIG' or swig_version[1] != 'Version':
+ print 'Error determining SWIG version.'
+ Exit(1)
+
+min_swig_version = '1.3.28'
+if compare_versions(swig_version[2], min_swig_version) < 0:
+ print 'Error: SWIG version', min_swig_version, 'or newer required.'
+ print ' Installed version:', swig_version[2]
+ Exit(1)
# Set up SWIG flags & scanner
-
env.Append(SWIGFLAGS=Split('-c++ -python -modern $_CPPINCFLAGS'))
import SCons.Scanner
env.Append(SCANNERS = swig_scanner)
-# Other default libraries
-env.Append(LIBS=['z'])
-
# Platform-specific configuration. Note again that we assume that all
# builds under a given build root run on the same host platform.
conf = Configure(env,
conf_dir = os.path.join(build_root, '.scons_config'),
log_file = os.path.join(build_root, 'scons_config.log'))
+# Find Python include and library directories for embedding the
+# interpreter. For consistency, we will use the same Python
+# installation used to run scons (and thus this script). If you want
+# to link in an alternate version, see above for instructions on how
+# to invoke scons with a different copy of the Python interpreter.
+
+# Get brief Python version name (e.g., "python2.4") for locating
+# include & library files
+py_version_name = 'python' + sys.version[:3]
+
+# include path, e.g. /usr/local/include/python2.4
+py_header_path = os.path.join(sys.exec_prefix, 'include', py_version_name)
+env.Append(CPPPATH = py_header_path)
+# verify that it works
+if not conf.CheckHeader('Python.h', '<>'):
+ print "Error: can't find Python.h header in", py_header_path
+ Exit(1)
+
+# add library path too if it's not in the default place
+py_lib_path = None
+if sys.exec_prefix != '/usr':
+ py_lib_path = os.path.join(sys.exec_prefix, 'lib')
+elif sys.platform == 'cygwin':
+ # cygwin puts the .dll in /bin for some reason
+ py_lib_path = '/bin'
+if py_lib_path:
+ env.Append(LIBPATH = py_lib_path)
+ print 'Adding', py_lib_path, 'to LIBPATH for', py_version_name
+if not conf.CheckLib(py_version_name):
+ print "Error: can't find Python library", py_version_name
+ Exit(1)
+
+# Check for zlib. If the check passes, libz will be automatically
+# added to the LIBS environment variable.
+if not conf.CheckLibWithHeader('z', 'zlib.h', 'C++'):
+ print 'Error: did not find needed zlib compression library '\
+ 'and/or zlib.h header file.'
+ print ' Please install zlib and try again.'
+ Exit(1)
+
# Check for <fenv.h> (C99 FP environment control)
have_fenv = conf.CheckHeader('fenv.h', '<>')
if not have_fenv:
# Check MySQL version.
if have_mysql:
mysql_version = os.popen(mysql_config + ' --version').read()
- mysql_version = mysql_version.split('.')
- mysql_major = int(mysql_version[0])
- mysql_minor = int(mysql_version[1])
- # This version check is probably overly conservative, but it deals
- # with the versions we have installed.
- if mysql_major < 4 or (mysql_major == 4 and mysql_minor < 1):
- print "Warning: MySQL v4.1 or newer required."
+ min_mysql_version = '4.1'
+ if compare_versions(mysql_version, min_mysql_version) < 0:
+ print 'Warning: MySQL', min_mysql_version, 'or newer required.'
+ print ' Version', mysql_version, 'detected.'
have_mysql = False
# Set up mysql_config commands.
# Define the universe of supported CPU models
env['ALL_CPU_LIST'] = ['AtomicSimpleCPU', 'TimingSimpleCPU',
- 'FullCPU', 'AlphaO3CPU',
- 'OzoneSimpleCPU', 'OzoneCPU']
+ 'FullCPU', 'O3CPU',
+ 'OzoneCPU']
# Sticky options get saved in the options file so they persist from
# one invocation to the next (unless overridden, in which case the new
exports = 'env')
# Set up the regression tests for each build.
-# for e in envList:
-# SConscript('m5-test/SConscript',
-# build_dir = os.path.join(build_dir, 'test', e.Label),
-# exports = { 'env' : e }, duplicate = False)
+ for e in envList:
+ SConscript('tests/SConscript',
+ build_dir = os.path.join(build_path, 'tests', e.Label),
+ exports = { 'env' : e }, duplicate = False)
Help(help_text)