make_heptools::HepToolsGenerator Class Reference

Collaboration diagram for make_heptools::HepToolsGenerator:

List of all members.

Public Member Functions
def	__init__
def	__repr__
def	versions
def	__str__
Public Attributes
	lcgcmt_root
Private Member Functions
def	_content
Static Private Attributes
string	__header__
string	__trailer__
tuple	__AA_projects__ = ("COOL", "CORAL", "RELAX", "ROOT")
dictionary	__special_dirs__
dictionary	__special_names__ = {"qt": "Qt"}

---

Detailed Description

Class wrapping the details needed to generate the toolchain file from LCGCMT.

Definition at line 10 of file make_heptools.py.

---

Constructor & Destructor Documentation

def make_heptools::HepToolsGenerator::__init__	(		self,
			lcgcmt_root
	)

Prepare the instance.

@param lcgcmt_root: path to the root directory of a given LCGCMT version

Definition at line 40 of file make_heptools.py.

                                   :
        """
        Prepare the instance.

        @param lcgcmt_root: path to the root directory of a given LCGCMT version
        """
        self.lcgcmt_root = lcgcmt_root

---

Member Function Documentation

def make_heptools::HepToolsGenerator::__repr__

(

self )

Representation of the instance.

Definition at line 48 of file make_heptools.py.

                      :
        """
        Representation of the instance.
        """
        return "HepToolsGenerator(%r)" % self.lcgcmt_root

def make_heptools::HepToolsGenerator::__str__

(

self )

Return the content of the toolchain file.

Definition at line 164 of file make_heptools.py.

                     :
        """
        Return the content of the toolchain file.
        """
        return "\n".join(self._content())

def make_heptools::HepToolsGenerator::_content

(

self )

[private]

Generator producing the content (in blocks) of the toolchain file.

Definition at line 117 of file make_heptools.py.

                      :
        """
        Generator producing the content (in blocks) of the toolchain file.
        """
        versions = self.versions

        yield self.__header__ % versions.pop("LCG")

        yield "\n# Application Area Projects"
        for name in self.__AA_projects__:
            # the width of the first string is bound to the length of the names
            # in self.__AA_projects__
            yield "LCG_AA_project(%-5s %s)" % (name, versions.pop(name))

        yield "\n# Compilers"
        # @FIXME: to be made cleaner and more flexible
        for compiler in [("gcc43", "gcc", "4.3.5"),
                         ("gcc46", "gcc", "4.6.2"),
                         ("gcc47", "gcc", "4.7.0"),
                         ("clang30", "clang", "3.0"),
                         ("gccmax", "gcc", "4.7.0")]:
            yield "LCG_compiler(%s %s %s)" % compiler

        yield "\n# Externals"
        lengths = (max(map(len, versions.keys())),
                   max(map(len, versions.values())),
                   max(map(len, self.__special_dirs__.values()))
                   )
        template = "LCG_external_package(%%-%ds %%-%ds %%-%ds)" % lengths

        def packageSorting(pkg):
            "special package sorting keys"
            key = pkg.lower()
            if key == "javajni":
                key = "javasdk_javajni"
            return key
        for name in sorted(versions.keys(), key=packageSorting):
            # special case
            if name == "uuid":
                yield "if(NOT ${os} STREQUAL slc6) # uuid is not distributed with SLC6"
            # LCG_external_package(CLHEP            1.9.4.7             clhep)
            yield template % (name, versions[name], self.__special_dirs__.get(name, ""))
            if name == "uuid":
                yield "endif()"

        yield self.__trailer__

def make_heptools::HepToolsGenerator::versions

(

self )

Extract the external names and versions from an installed LCGCMT.

@return: dictionary mapping external names to versions

Definition at line 55 of file make_heptools.py.

                      :
        """
        Extract the external names and versions from an installed LCGCMT.

        @return: dictionary mapping external names to versions
        """
        from itertools import imap
        def statements(lines):
            """
            Generator of CMT statements from a list of lines.
            """
            statement = "" # we start with an empty statement
            for l in imap(lambda l: l.rstrip(), lines): # CMT ignores spaces at the end of line when checking for '\'
                # append the current line to the statement so far
                statement += l
                if statement.endswith("\\"):
                    # in this case we need  to strip the '\' and continue the concatenation
                    statement = statement[:-1]
                else:
                    # we can stop concatenating, but we return only non-trivial statements
                    statement = statement.strip()
                    if statement:
                        yield statement
                        statement = "" # we start collecting a new statement

        def tokens(statement):
            """
            Split a statement in tokens.

            Trivial implementation assuming the tokens do not contain spaces.
            """
            return statement.split()

        def macro(args):
            """
            Analyze the arguments of a macro command.

            @return: tuple (name, value, exceptionsDict)
            """
            unquote = lambda s: s.strip('"')
            name = args[0]
            value = unquote(args[1])
            # make a dictionary of the even to odd remaining args (unquoting the values)
            exceptions = dict(zip(args[2::2],
                                  map(unquote, args[3::2])))
            return name, value, exceptions

        # prepare the dictionary for the results
        versions = {}
        # We extract the statements from the requirements file of the LCG_Configuration package
        req = open(os.path.join(self.lcgcmt_root, "LCG_Configuration", "cmt", "requirements"))
        for toks in imap(tokens, statements(req)):
            if toks.pop(0) == "macro": # get only the macros ...
                name, value, exceptions = macro(toks)
                if name.endswith("_config_version"): # that end with _config_version
                    name = name[:-len("_config_version")]
                    name = self.__special_names__.get(name, name)
                    for tag in ["target-slc"]: # we use the alternative for 'target-slc' if present
                        value = exceptions.get(tag, value)
                    versions[name] = value.replace('(', '{').replace(')', '}')
        return versions

---

Member Data Documentation

tuple make_heptools::HepToolsGenerator::__AA_projects__ = ("COOL", "CORAL", "RELAX", "ROOT") [static, private]

Definition at line 30 of file make_heptools.py.

string make_heptools::HepToolsGenerator::__header__ [static, private]

Initial value:

"""cmake_minimum_required(VERSION 2.8.5)

# Declare the version of HEP Tools we use
# (must be done before including heptools-common to allow evolution of the
# structure)
set(heptools_version  %s)

include(${CMAKE_CURRENT_LIST_DIR}/heptools-common.cmake)

# please keep alphabetic order and the structure (tabbing).
# it makes it much easier to edit/read this file!
"""

Definition at line 14 of file make_heptools.py.

dictionary make_heptools::HepToolsGenerator::__special_dirs__ [static, private]

Initial value:

{"CLHEP": "clhep",
                        "fftw": "fftw3",
                        "Frontier_Client": "frontier_client",
                        "GCCXML":  "gccxml",
                        }

Definition at line 32 of file make_heptools.py.

dictionary make_heptools::HepToolsGenerator::__special_names__ = {"qt": "Qt"} [static, private]

Definition at line 38 of file make_heptools.py.

string make_heptools::HepToolsGenerator::__trailer__ [static, private]

Initial value:

"""
# Prepare the search paths according to the versions above
LCG_prepare_paths()"""

Definition at line 26 of file make_heptools.py.

make_heptools::HepToolsGenerator::lcgcmt_root

Definition at line 44 of file make_heptools.py.

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The documentation for this class was generated from the following file:

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r3/cmake/toolchain/make_heptools.py