b9a7b74f77
TARGET_ARCH is generally wrong to use, there are better variables provided in config-target.mak. The right one is usually TARGET_NAME (previously TARGET_ARCH2), but for bsd-user we can also use TARGET_ABI_DIR for consistency with linux-user. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-id: 1370349928-20419-4-git-send-email-pbonzini@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
139 lines
3.9 KiB
Python
Executable File
139 lines
3.9 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Command-line wrapper for the tracetool machinery.
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"""
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__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
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__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
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__license__ = "GPL version 2 or (at your option) any later version"
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__maintainer__ = "Stefan Hajnoczi"
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__email__ = "stefanha@linux.vnet.ibm.com"
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import sys
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import getopt
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from tracetool import error_write, out
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import tracetool.backend
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import tracetool.format
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_SCRIPT = ""
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def error_opt(msg = None):
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if msg is not None:
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error_write("Error: " + msg + "\n")
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backend_descr = "\n".join([ " %-15s %s" % (n, d)
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for n,d in tracetool.backend.get_list() ])
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format_descr = "\n".join([ " %-15s %s" % (n, d)
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for n,d in tracetool.format.get_list() ])
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error_write("""\
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Usage: %(script)s --format=<format> --backend=<backend> [<options>]
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Backends:
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%(backends)s
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Formats:
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%(formats)s
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Options:
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--help This help message.
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--list-backends Print list of available backends.
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--check-backend Check if the given backend is valid.
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--binary <path> Full path to QEMU binary.
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--target-type <type> QEMU emulator target type ('system' or 'user').
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--target-name <name> QEMU emulator target name.
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--probe-prefix <prefix> Prefix for dtrace probe names
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(default: qemu-<target-type>-<target-name>).\
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""" % {
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"script" : _SCRIPT,
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"backends" : backend_descr,
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"formats" : format_descr,
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})
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if msg is None:
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sys.exit(0)
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else:
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sys.exit(1)
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def main(args):
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global _SCRIPT
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_SCRIPT = args[0]
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long_opts = [ "backend=", "format=", "help", "list-backends", "check-backend" ]
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long_opts += [ "binary=", "target-type=", "target-name=", "probe-prefix=" ]
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try:
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opts, args = getopt.getopt(args[1:], "", long_opts)
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except getopt.GetoptError, err:
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error_opt(str(err))
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check_backend = False
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arg_backend = ""
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arg_format = ""
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binary = None
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target_type = None
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target_name = None
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probe_prefix = None
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for opt, arg in opts:
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if opt == "--help":
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error_opt()
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elif opt == "--backend":
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arg_backend = arg
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elif opt == "--format":
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arg_format = arg
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elif opt == "--list-backends":
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public_backends = tracetool.backend.get_list(only_public = True)
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out(", ".join([ b for b,_ in public_backends ]))
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sys.exit(0)
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elif opt == "--check-backend":
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check_backend = True
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elif opt == "--binary":
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binary = arg
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elif opt == '--target-type':
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target_type = arg
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elif opt == '--target-name':
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target_name = arg
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elif opt == '--probe-prefix':
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probe_prefix = arg
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else:
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error_opt("unhandled option: %s" % opt)
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if arg_backend is None:
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error_opt("backend not set")
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if check_backend:
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if tracetool.backend.exists(arg_backend):
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sys.exit(0)
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else:
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sys.exit(1)
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if arg_format == "stap":
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if binary is None:
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error_opt("--binary is required for SystemTAP tapset generator")
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if probe_prefix is None and target_type is None:
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error_opt("--target-type is required for SystemTAP tapset generator")
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if probe_prefix is None and target_name is None:
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error_opt("--target-name is required for SystemTAP tapset generator")
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if probe_prefix is None:
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probe_prefix = ".".join([ "qemu", target_type, target_name ])
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try:
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tracetool.generate(sys.stdin, arg_format, arg_backend,
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binary = binary, probe_prefix = probe_prefix)
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except tracetool.TracetoolError, e:
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error_opt(str(e))
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if __name__ == "__main__":
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main(sys.argv)
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