| 1 | #!/usr/bin/env python
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| 2 | #
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| 3 | # Copyright (c) 2010 Martin Decky
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| 4 | # All rights reserved.
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| 5 | #
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| 6 | # Redistribution and use in source and binary forms, with or without
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| 7 | # modification, are permitted provided that the following conditions
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| 8 | # are met:
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| 9 | #
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| 10 | # - Redistributions of source code must retain the above copyright
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| 11 | # notice, this list of conditions and the following disclaimer.
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| 12 | # - Redistributions in binary form must reproduce the above copyright
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| 13 | # notice, this list of conditions and the following disclaimer in the
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| 14 | # documentation and/or other materials provided with the distribution.
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| 15 | # - The name of the author may not be used to endorse or promote products
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| 16 | # derived from this software without specific prior written permission.
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| 17 | #
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| 18 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | #
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| 29 |
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| 30 | """
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| 31 | Detect important prerequisites and parameters for building HelenOS
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| 32 | """
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| 33 |
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| 34 | import sys
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| 35 | import os
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| 36 | import re
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| 37 | import time
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| 38 | import subprocess
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| 39 |
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| 40 | MAKEFILE = 'Makefile.config'
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| 41 | COMMON = 'Makefile.common'
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| 42 |
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| 43 | PACKAGE_BINUTILS = "usually part of binutils"
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| 44 | PACKAGE_GCC = "preferably version 4.4.3 or newer"
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| 45 | PACKAGE_CROSS = "use tools/toolchain.sh to build the cross-compiler toolchain"
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| 46 |
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| 47 | def read_config(fname, config):
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| 48 | "Read HelenOS build configuration"
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| 49 |
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| 50 | inf = file(fname, 'r')
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| 51 |
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| 52 | for line in inf:
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| 53 | res = re.match(r'^(?:#!# )?([^#]\w*)\s*=\s*(.*?)\s*$', line)
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| 54 | if (res):
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| 55 | config[res.group(1)] = res.group(2)
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| 56 |
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| 57 | inf.close()
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| 58 |
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| 59 | def print_error(msg):
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| 60 | "Print a bold error message"
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| 61 |
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| 62 | sys.stderr.write("\n")
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| 63 | sys.stderr.write("######################################################################\n")
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| 64 | sys.stderr.write("HelenOS build sanity check error:\n")
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| 65 | sys.stderr.write("\n")
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| 66 | sys.stderr.write("%s\n" % "\n".join(msg))
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| 67 | sys.stderr.write("######################################################################\n")
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| 68 | sys.stderr.write("\n")
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| 69 |
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| 70 | sys.exit(1)
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| 71 |
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| 72 | def check_config(config, key):
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| 73 | "Check whether the configuration key exists"
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| 74 |
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| 75 | if (not key in config):
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| 76 | print_error(["Build configuration of HelenOS does not contain %s." % key,
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| 77 | "Try running \"make config\" again.",
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| 78 | "If the problem persists, please contact the developers of HelenOS."])
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| 79 |
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| 80 | def check_app(args, name, details):
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| 81 | "Check whether an application can be executed"
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| 82 |
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| 83 | try:
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| 84 | sys.stderr.write("Checking for %s ... " % args[0])
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| 85 | subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()
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| 86 | except:
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| 87 | sys.stderr.write("failed\n")
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| 88 | print_error(["%s is missing." % name,
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| 89 | "",
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| 90 | "Execution of \"%s\" has failed. Please make sure that it" % " ".join(args),
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| 91 | "is installed in your system (%s)." % details])
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| 92 |
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| 93 | sys.stderr.write("ok\n")
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| 94 |
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| 95 | def check_gcc(path, prefix, common, details):
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| 96 | "Check for GCC"
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| 97 |
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| 98 | common['GCC'] = "%sgcc" % prefix
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| 99 |
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| 100 | if (not path is None):
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| 101 | common['GCC'] = "%s/%s" % (path, common['GCC'])
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| 102 |
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| 103 | check_app([common['GCC'], "--version"], "GNU GCC", details)
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| 104 |
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| 105 | def check_binutils(path, prefix, common, details):
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| 106 | "Check for binutils toolchain"
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| 107 |
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| 108 | common['AS'] = "%sas" % prefix
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| 109 | common['LD'] = "%sld" % prefix
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| 110 | common['AR'] = "%sar" % prefix
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| 111 | common['OBJCOPY'] = "%sobjcopy" % prefix
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| 112 | common['OBJDUMP'] = "%sobjdump" % prefix
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| 113 |
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| 114 | if (not path is None):
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| 115 | for key in ["AS", "LD", "AR", "OBJCOPY", "OBJDUMP"]:
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| 116 | common[key] = "%s/%s" % (path, common[key])
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| 117 |
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| 118 | check_app([common['AS'], "--version"], "GNU Assembler", details)
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| 119 | check_app([common['LD'], "--version"], "GNU Linker", details)
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| 120 | check_app([common['AR'], "--version"], "GNU Archiver", details)
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| 121 | check_app([common['OBJCOPY'], "--version"], "GNU Objcopy utility", details)
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| 122 | check_app([common['OBJDUMP'], "--version"], "GNU Objdump utility", details)
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| 123 |
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| 124 | def create_output(cmname, common):
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| 125 | "Create common parameters output"
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| 126 |
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| 127 | outcm = file(cmname, 'w')
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| 128 |
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| 129 | outcm.write('#########################################\n')
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| 130 | outcm.write('## AUTO-GENERATED FILE, DO NOT EDIT!!! ##\n')
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| 131 | outcm.write('#########################################\n\n')
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| 132 |
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| 133 | for key, value in common.items():
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| 134 | outcm.write('%s = %s\n' % (key, value))
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| 135 |
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| 136 | outcm.close()
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| 137 |
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| 138 | def main():
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| 139 | config = {}
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| 140 | common = {}
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| 141 |
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| 142 | # Read and check configuration
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| 143 | if os.path.exists(MAKEFILE):
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| 144 | read_config(MAKEFILE, config)
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| 145 | else:
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| 146 | print_error(["Configuration file %s not found! Make sure that the" % MAKEFILE,
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| 147 | "configuration phase of HelenOS build went OK. Try running",
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| 148 | "\"make config\" again."])
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| 149 |
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| 150 | check_config(config, "PLATFORM")
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| 151 | check_config(config, "COMPILER")
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| 152 | check_config(config, "BARCH")
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| 153 |
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| 154 | # Cross-compiler prefix
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| 155 | if ('CROSS_PREFIX' in os.environ):
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| 156 | cross_prefix = os.environ['CROSS_PREFIX']
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| 157 | else:
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| 158 | cross_prefix = "/usr/local"
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| 159 |
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| 160 | # Prefix binutils tools on Solaris
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| 161 | if (os.uname()[0] == "SunOS"):
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| 162 | binutils_prefix = "g"
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| 163 | else:
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| 164 | binutils_prefix = ""
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| 165 |
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| 166 | # Common utilities
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| 167 | check_app(["ln", "--version"], "Symlink utility", "usually part of coreutils")
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| 168 | check_app(["rm", "--version"], "File remove utility", "usually part of coreutils")
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| 169 | check_app(["mkdir", "--version"], "Directory creation utility", "usually part of coreutils")
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| 170 | check_app(["cp", "--version"], "Copy utility", "usually part of coreutils")
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| 171 | check_app(["find", "--version"], "Find utility", "usually part of findutils")
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| 172 | check_app(["diff", "--version"], "Diff utility", "usually part of diffutils")
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| 173 | check_app(["make", "--version"], "Make utility", "preferably GNU Make")
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| 174 | check_app(["makedepend", "-f", "-"], "Makedepend utility", "usually part of imake or xutils")
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| 175 |
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| 176 | # Compiler
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| 177 | if (config['COMPILER'] == "gcc_cross"):
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| 178 | if (config['PLATFORM'] == "abs32le"):
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| 179 | check_config(config, "CROSS_TARGET")
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| 180 | target = config['CROSS_TARGET']
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| 181 |
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| 182 | if (config['CROSS_TARGET'] == "arm32"):
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| 183 | gnu_target = "arm-linux-gnu"
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| 184 |
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| 185 | if (config['CROSS_TARGET'] == "ia32"):
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| 186 | gnu_target = "i686-pc-linux-gnu"
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| 187 |
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| 188 | if (config['CROSS_TARGET'] == "mips32"):
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| 189 | gnu_target = "mipsel-linux-gnu"
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| 190 |
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| 191 | if (config['PLATFORM'] == "amd64"):
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| 192 | target = config['PLATFORM']
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| 193 | gnu_target = "amd64-linux-gnu"
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| 194 |
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| 195 | if (config['PLATFORM'] == "arm32"):
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| 196 | target = config['PLATFORM']
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| 197 | gnu_target = "arm-linux-gnu"
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| 198 |
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| 199 | if (config['PLATFORM'] == "ia32"):
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| 200 | target = config['PLATFORM']
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| 201 | gnu_target = "i686-pc-linux-gnu"
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| 202 |
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| 203 | if (config['PLATFORM'] == "ia64"):
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| 204 | target = config['PLATFORM']
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| 205 | gnu_target = "ia64-pc-linux-gnu"
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| 206 |
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| 207 | if (config['PLATFORM'] == "mips32"):
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| 208 | check_config(config, "MACHINE")
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| 209 |
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| 210 | if ((config['MACHINE'] == "lgxemul") or (config['MACHINE'] == "msim")):
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| 211 | target = config['PLATFORM']
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| 212 | gnu_target = "mipsel-linux-gnu"
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| 213 |
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| 214 | if (config['MACHINE'] == "bgxemul"):
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| 215 | target = "mips32eb"
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| 216 | gnu_target = "mips-linux-gnu"
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| 217 |
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| 218 | if (config['PLATFORM'] == "ppc32"):
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| 219 | target = config['PLATFORM']
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| 220 | gnu_target = "ppc-linux-gnu"
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| 221 |
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| 222 | if (config['PLATFORM'] == "sparc64"):
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| 223 | target = config['PLATFORM']
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| 224 | gnu_target = "sparc64-linux-gnu"
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| 225 |
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| 226 | path = "%s/%s/bin" % (cross_prefix, target)
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| 227 | prefix = "%s-" % gnu_target
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| 228 |
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| 229 | check_gcc(path, prefix, common, PACKAGE_CROSS)
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| 230 | check_binutils(path, prefix, common, PACKAGE_CROSS)
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| 231 | common['CC'] = common['GCC']
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| 232 |
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| 233 | if (config['COMPILER'] == "gcc_native"):
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| 234 | check_gcc(None, "", common, PACKAGE_GCC)
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| 235 | check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
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| 236 | common['CC'] = common['GCC']
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| 237 |
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| 238 | if (config['COMPILER'] == "icc"):
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| 239 | common['CC'] = "icc"
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| 240 | check_app([common['CC'], "-V"], "Intel C++ Compiler", "support is experimental")
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| 241 | check_gcc(None, "", common, PACKAGE_GCC)
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| 242 | check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
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| 243 |
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| 244 | if (config['COMPILER'] == "suncc"):
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| 245 | common['CC'] = "suncc"
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| 246 | check_app([common['CC'], "-V"], "Sun Studio Compiler", "support is experimental")
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| 247 | check_gcc(None, "", common, PACKAGE_GCC)
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| 248 | check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
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| 249 |
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| 250 | if (config['COMPILER'] == "clang"):
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| 251 | common['CC'] = "clang"
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| 252 | check_app([common['CC'], "--version"], "Clang compiler", "preferably version 1.0 or newer")
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| 253 | check_gcc(None, "", common, PACKAGE_GCC)
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| 254 | check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
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| 255 |
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| 256 | # Platform-specific utilities
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| 257 | if ((config['BARCH'] == "amd64") or (config['BARCH'] == "ia32") or (config['BARCH'] == "ppc32") or (config['BARCH'] == "sparc64")):
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| 258 | check_app(["mkisofs", "--version"], "ISO 9660 creation utility", "usually part of genisoimage")
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| 259 |
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| 260 | create_output(COMMON, common)
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| 261 |
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| 262 | return 0
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| 263 |
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| 264 | if __name__ == '__main__':
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| 265 | sys.exit(main())
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