forked from stuhlmueller/jschurch
/
bher
executable file
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/
bher
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#!/usr/bin/python
import os, sys
from subprocess import Popen
from external import optfunc
from os.path import abspath, dirname
from datetime import datetime
def vprint(s, verbose):
if verbose:
print
print s
def call(cmd, verbose=False, allow_fail=False):
if verbose:
print cmd
p = Popen(cmd, shell=True)
p.communicate()
status = p.returncode
if status != 0 and not allow_fail:
print "command failed:\n%s" % cmd
exit()
else:
return status
def parse_params(params):
if params == "":
return [(None, None)]
else:
key, vals = params.split(":")
return [(key, val) for val in vals.split(",")]
compilers = {
"vicare" : {
#"header" : "scheme-compilers/header-vicare.sc",
#"trailer" : "scheme-compilers/trailer-vicare.sc",
"template" : "scheme-compilers/vicare-template.sc",
"extension" : ".ss",
"runnable" : True },
"biwa" : {
#"header" : "scheme-compilers/header-biwa.sc",
#"trailer" : "scheme-compilers/trailer-biwa.sc",
"template" : "scheme-compilers/biwa-template.sc",
"extension" : ".html",
"runnable" : False },
"scheme2js" : {
#"header" : "scheme-compilers/header-scheme2js.sc",
#"trailer" : "scheme-compilers/trailer-scheme2js.sc",
"template" : "scheme-compilers/scheme2js-template.sc",
"extension" : ".sc",
"runnable" : False },
}
@optfunc.main
@optfunc.arghelp('verbose', 'display all executed commands')
@optfunc.arghelp('debug', 'run all ikarus commands in debug mode')
@optfunc.arghelp('pretty', 'keep & pretty-print compiled file')
@optfunc.arghelp('ext', 'definitions to be included in header of compiled file')
@optfunc.arghelp('time', 'record the time it takes for the compiled file to run')
@optfunc.arghelp('set', 'run church file with multiple parameter settings')
@optfunc.arghelp('keep', 'do not delete compiled file')
@optfunc.arghelp('compiler', 'compiler to use (available: vicare, biwa, scheme2js)')
@optfunc.arghelp('only-compile', "only compile, don't run")
def main(file, verbose=False, debug=False, keep=False, pretty=False, time=False, norun=False, ext="", set="", compiler="vicare", only=False):
"""Usage: %prog <file> [options]
Examples:
bher foo.church -dp
Compile & run foo.church in debug mode, pretty-print compiled file
to foo.church.ss.
bher foo.church -v -e defs.ss
Compile & run foo.church including definitions from defs.ss, print
all commands used.
bher foo.church -t -s samples:10,100,1000
Compile & run foo.church three times, replacing %(samples)s in
foo.church with 10, 100, and 1000 respectively. Print out runtime
for each setting.
bher foo.church -c biwa
Compile foo.church to html/js.
"""
if pretty: keep = True
params = parse_params(set)
bher_path = abspath(dirname(sys.argv[0]))
settings = {
"bher_path" : bher_path,
"in_path" : abspath(file),
##"header_path" : abspath(os.path.join(bher_path, compilers[compiler]["header"])),
##"trailer_path" : abspath(os.path.join(bher_path, compilers[compiler]["trailer"])),
"template_path" : abspath(os.path.join(bher_path, compilers[compiler]["template"])),
"compiler" : abspath(os.path.join(bher_path, "church/church-compiler.ss")),
"debug" : debug and "--debug" or "",
"pretty" : pretty and "T" or "F",
"ext" : ext and abspath(ext) or ""
}
for (i, (param_key, param_value)) in enumerate(params):
if param_key:
vprint("* %s: %s" % (param_key, param_value), True)
settings["out_path"] = abspath(file) + "." + str(i) + ".ss"
else:
settings["out_path"] = abspath(file) + compilers[compiler]["extension"]
vprint("removing old compilation files (if existent)", verbose)
call("rm -f '%(out_path)s'" % settings, verbose, allow_fail=True)
call("rm -f '%(out_path)s.tmp'" % settings, verbose, allow_fail=True)
call("rm -f '%(in_path)s.tmp'" % settings, verbose, allow_fail=True)
vprint("processing input file", verbose)
if param_key:
code = open(file).read() % { param_key : param_value }
f = open(file + ".tmp", "w")
f.write(code)
f.close()
else:
call("cp '%(in_path)s' '%(in_path)s.tmp'" % settings, verbose)
vprint("compiling church->scheme", verbose)
call(("cd '%(bher_path)s' && vicare %(debug)s --r6rs-script '%(compiler)s' " +
"'%(in_path)s.tmp' '%(out_path)s.tmp' '%(ext)s' %(pretty)s") % settings, verbose)
settings["churchprogram"] = open("%(out_path)s.tmp" % settings).read()
call("rm -f '%(in_path)s.tmp'" % settings, verbose, allow_fail=True)
call("rm -f '%(out_path)s.tmp'" % settings, verbose, allow_fail=True)
## vprint("adding compiler-specific header & footer", verbose)
## call(("cat '%(header_path)s' '%(out_path)s.tmp' '%(trailer_path)s' " +
## "> '%(out_path)s'") % settings, verbose)
## call("rm -f '%(out_path)s.tmp'" % settings, verbose, allow_fail=True)
vprint("wrapping with compiler-specific template", verbose)
template = open(settings["template_path"]).read()
open(settings["out_path"], "w").write(template % settings)
if only:
exit()
if compilers[compiler]["runnable"]:
vprint("running generated scheme ", verbose)
pre = datetime.now()
call("vicare %(debug)s --r6rs-script '%(out_path)s'" % settings, verbose)
post = datetime.now()
if time:
delta = post-pre
seconds = delta.seconds + delta.microseconds/1000000.0
print("runtime: %fs" % seconds)
if not keep:
vprint("removing compiled file", verbose)
call("rm -f '%(out_path)s'" % settings, verbose)
if compiler=="scheme2js":
vprint("compiling scheme to js via scheme2js ", verbose)
settings["js_out_path"] = settings["in_path"] + ".js"
settings["js_mash_path"] = abspath(os.path.join(settings["bher_path"], "scheme-compilers/javascript/random/Mash.js"))
settings["js_random_path"] = abspath(os.path.join(settings["bher_path"], "scheme-compilers/javascript/random/MRG32k3a.js"))
settings["js_math_path"] = abspath(os.path.join(settings["bher_path"], "scheme-compilers/javascript/math-functions.js"))
settings["scheme2js_path"] = abspath(os.path.join(settings["bher_path"], "external/scheme2js/scheme2js.jar"))
settings["scheme2js_runtime_path"] = abspath(os.path.join(settings["bher_path"], "external/scheme2js/runtime.js"))
call("java -jar '%(scheme2js_path)s' '%(out_path)s' -o '%(js_out_path)s' -O1" % settings, verbose)
if not keep:
call("rm -f '%(out_path)s'" % settings, verbose)
vprint("constructing html file ", verbose)
scheme2js_template = open("scheme-compilers/template-scheme2js.html").read()
scheme2js_html = scheme2js_template % settings
f = open(settings["in_path"] + ".html", "w")
f.write(scheme2js_html)
f.close()