~martin-decky/helenos/rcu : revision 321

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#!/usr/bin/env python

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#

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#

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# Redistribution and use in source and binary forms, with or without

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# modification, are permitted provided that the following conditions

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# are met:

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#

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# - Redistributions of source code must retain the above copyright

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# notice, this list of conditions and the following disclaimer.

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# - Redistributions in binary form must reproduce the above copyright

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# notice, this list of conditions and the following disclaimer in the

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# documentation and/or other materials provided with the distribution.

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# - The name of the author may not be used to endorse or promote products

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# derived from this software without specific prior written permission.

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#

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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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#

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"""

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Check whether several important prerequisites for building HelenOS

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are present in the system

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"""

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import sys

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import os

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import re

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import subprocess

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MAKEFILE = 'Makefile.config'

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def read_config(fname, config):

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"Read HelenOS build configuration"

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inf = file(fname, 'r')

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for line in inf:

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res = re.match(r'^(?:#!# )?([^#]\w*)\s*=\s*(.*?)\s*$', line)

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if (res):

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config[res.group(1)] = res.group(2)

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inf.close()

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def print_error(msg):

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"Print a bold error message"

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sys.stderr.write("\n")

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sys.stderr.write("######################################################################\n")

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sys.stderr.write("HelenOS build sanity check error:\n")

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sys.stderr.write("\n")

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sys.stderr.write("%s\n" % "\n".join(msg))

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sys.stderr.write("######################################################################\n")

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sys.stderr.write("\n")

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sys.exit(1)

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def check_app(args, name, details):

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"Check whether an application can be executed"

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try:

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sys.stderr.write("Checking for %s ... " % args[0])

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subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()

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except:

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sys.stderr.write("failed\n")

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print_error(["%s is missing." % name,

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"",

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"Execution of \"%s\" has failed. Please make sure that it" % " ".join(args),

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"is installed in your system (%s)." % details])

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sys.stderr.write("ok\n")

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def check_binutils():

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"Check for binutils toolchain"

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check_app(["as", "--version"], "GNU Assembler", "usually part of binutils")

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check_app(["ld", "--version"], "GNU Linker", "usually part of binutils")

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check_app(["ar", "--version"], "GNU Archiver", "usually part of binutils")

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check_app(["objcopy", "--version"], "Objcopy utility", "usually part of binutils")

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check_app(["objdump", "--version"], "Objdump utility", "usually part of binutils")

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def main():

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config = {}

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# Read configuration

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if os.path.exists(MAKEFILE):

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read_config(MAKEFILE, config)

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else:

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print_error(["Configuration file %s not found! Make sure that the" % MAKEFILE,

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"configuration phase of HelenOS build went OK. Try running",

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"\"make config\" again."])

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if ('CROSS_PREFIX' in os.environ):

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cross_prefix = os.environ['CROSS_PREFIX']

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else:

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cross_prefix = "/usr/local"

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# Common utilities

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check_app(["ln", "--version"], "Symlink utility", "usually part of coreutils")

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check_app(["rm", "--version"], "File remove utility", "usually part of coreutils")

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check_app(["mkdir", "--version"], "Directory creation utility", "usually part of coreutils")

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check_app(["cp", "--version"], "Copy utility", "usually part of coreutils")

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check_app(["uname", "--version"], "System information utility", "usually part of coreutils")

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check_app(["find", "--version"], "Find utility", "usually part of findutils")

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check_app(["diff", "--version"], "Diff utility", "usually part of diffutils")

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check_app(["make", "--version"], "Make utility", "preferably GNU Make")

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check_app(["makedepend", "-f", "-"], "Makedepend utility", "usually part of imake or xutils")

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try:

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if (config['COMPILER'] == "gcc_native"):

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check_app(["gcc", "--version"], "GNU GCC", "preferably version 4.4 or newer")

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check_binutils()

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if (config['COMPILER'] == "icc"):

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check_app(["icc", "-V"], "Intel C++ Compiler", "support is experimental")

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check_binutils()

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if (config['COMPILER'] == "suncc"):

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check_app(["suncc", "-V"], "Sun Studio Compiler", "support is experimental")

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check_binutils()

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if (config['COMPILER'] == "clang"):

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check_app(["clang", "--version"], "Clang compiler", "preferably version 1.0 or newer")

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check_binutils()

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if ((config['UARCH'] == "amd64") or (config['UARCH'] == "ia32") or (config['UARCH'] == "ppc32") or (config['UARCH'] == "sparc64")):

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check_app(["mkisofs", "--version"], "ISO 9660 creation utility", "usually part of genisoimage")

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except KeyError:

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print_error(["Build configuration of HelenOS is corrupted or the sanity checks",

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"are out-of-sync. Try running \"make config\" again. ",

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"If the problem persists, please contact the developers of HelenOS."])

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return 0

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if __name__ == '__main__':

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sys.exit(main())