diff options
Diffstat (limited to 'SConstruct')
| -rw-r--r-- | SConstruct | 96 |
1 files changed, 87 insertions, 9 deletions
diff --git a/SConstruct b/SConstruct index 3fac9eb2e..0cf15b1f9 100644 --- a/SConstruct +++ b/SConstruct @@ -25,6 +25,8 @@ # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Steve Reinhardt ################################################### # @@ -62,9 +64,24 @@ import sys import os -# Check for recent-enough Python and SCons versions -EnsurePythonVersion(2,3) -EnsureSConsVersion(0,96,91) +# Check for recent-enough Python and SCons versions. If your system's +# default installation of Python is not recent enough, you can use a +# non-default installation of the Python interpreter by either (1) +# rearranging your PATH so that scons finds the non-default 'python' +# first or (2) explicitly invoking an alternative interpreter on the +# scons script, e.g., "/usr/local/bin/python2.4 `which scons` [args]". +EnsurePythonVersion(2,4) + +# Ironically, SCons 0.96 dies if you give EnsureSconsVersion a +# 3-element version number. +min_scons_version = (0,96,91) +try: + EnsureSConsVersion(*min_scons_version) +except: + print "Error checking current SCons version." + print "SCons", ".".join(map(str,min_scons_version)), "or greater required." + Exit(2) + # The absolute path to the current directory (where this file lives). ROOT = Dir('.').abspath @@ -141,6 +158,12 @@ env = Environment(ENV = os.environ, # inherit user's environment vars env.SConsignFile("sconsign") +# Default duplicate option is to use hard links, but this messes up +# when you use emacs to edit a file in the target dir, as emacs moves +# file to file~ then copies to file, breaking the link. Symbolic +# (soft) links work better. +env.SetOption('duplicate', 'soft-copy') + # I waffle on this setting... it does avoid a few painful but # unnecessary builds, but it also seems to make trivial builds take # noticeably longer. @@ -159,7 +182,37 @@ if sys.platform == 'cygwin': env.Append(CCFLAGS=Split("-Wno-uninitialized")) env.Append(CPPPATH=[Dir('ext/dnet')]) -# Default libraries +# 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')) + +# Set up SWIG flags & scanner + +env.Append(SWIGFLAGS=Split('-c++ -python -modern $_CPPINCFLAGS')) + +import SCons.Scanner + +swig_inc_re = '^[ \t]*[%,#][ \t]*(?:include|import)[ \t]*(<|")([^>"]+)(>|")' + +swig_scanner = SCons.Scanner.ClassicCPP("SwigScan", ".i", "CPPPATH", + swig_inc_re) + +env.Append(SCANNERS = swig_scanner) + +# Other default libraries env.Append(LIBS=['z']) # Platform-specific configuration. Note again that we assume that all @@ -207,7 +260,8 @@ env['ALL_ISA_LIST'] = ['alpha', 'sparc', 'mips'] # Define the universe of supported CPU models env['ALL_CPU_LIST'] = ['AtomicSimpleCPU', 'TimingSimpleCPU', - 'FullCPU', 'AlphaFullCPU'] + 'FullCPU', 'AlphaFullCPU', + 'OzoneSimpleCPU', 'OzoneCPU', 'CheckerCPU'] # Sticky options get saved in the options file so they persist from # one invocation to the next (unless overridden, in which case the new @@ -233,7 +287,6 @@ sticky_opts.AddOptions( BoolOption('USE_SSE2', 'Compile for SSE2 (-msse2) to get IEEE FP on x86 hosts', False), - BoolOption('STATS_BINNING', 'Bin statistics by CPU mode', have_mysql), BoolOption('USE_MYSQL', 'Use MySQL for stats output', have_mysql), BoolOption('USE_FENV', 'Use <fenv.h> IEEE mode control', have_fenv), ('CC', 'C compiler', os.environ.get('CC', env['CC'])), @@ -250,8 +303,7 @@ nonsticky_opts.AddOptions( # These options get exported to #defines in config/*.hh (see m5/SConscript). env.ExportOptions = ['FULL_SYSTEM', 'ALPHA_TLASER', 'USE_FENV', \ - 'USE_MYSQL', 'NO_FAST_ALLOC', 'SS_COMPATIBLE_FP', \ - 'STATS_BINNING'] + 'USE_MYSQL', 'NO_FAST_ALLOC', 'SS_COMPATIBLE_FP'] # Define a handy 'no-op' action def no_action(target, source, env): @@ -300,6 +352,32 @@ config_builder = Builder(emitter = config_emitter, action = config_action) env.Append(BUILDERS = { 'ConfigFile' : config_builder }) +################################################### +# +# Define a SCons builder for copying files. This is used by the +# Python zipfile code in src/python/SConscript, but is placed up here +# since it's potentially more generally applicable. +# +################################################### + +copy_builder = Builder(action = Copy("$TARGET", "$SOURCE")) + +env.Append(BUILDERS = { 'CopyFile' : copy_builder }) + +################################################### +# +# Define a simple SCons builder to concatenate files. +# +# Used to append the Python zip archive to the executable. +# +################################################### + +concat_builder = Builder(action = Action(['cat $SOURCES > $TARGET', + 'chmod +x $TARGET'])) + +env.Append(BUILDERS = { 'Concat' : concat_builder }) + + # base help text help_text = ''' Usage: scons [scons options] [build options] [target(s)] @@ -408,7 +486,7 @@ for build_path in build_paths: # to the configured options. It returns a list of environments, # one for each variant build (debug, opt, etc.) envList = SConscript('src/SConscript', build_dir = build_path, - exports = 'env', duplicate = False) + exports = 'env') # Set up the regression tests for each build. # for e in envList: |