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More docs.

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This commit is contained in:
Todd Gamblin 2013-12-20 17:11:25 -08:00
parent dfd0440a7e
commit 99b05fd571
3 changed files with 15 additions and 8 deletions
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16
lib/spack/docs/features.rst
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@ -79,24 +79,30 @@ in pure Python.
.. code-block:: sh .. code-block:: sh
$ spack create http://scalability.llnl.gov/mpileaks/downloads/mpileaks-1.0.tar.gz $ spack create http://www.mr511.de/software/libelf-0.8.13.tar.gz
Creates ``mpileaks.py``: Creates ``libelf.py``:
.. code-block:: python .. code-block:: python
from spack import * from spack import *
class Mpileaks(Package): class Libelf(Package):
homepage = "http://www.example.com/" homepage = "http://www.example.com/"
url = "http://scalability.llnl.gov/mpileaks/downloads/mpileaks-1.0.tar.gz" url = "http://www.mr511.de/software/libelf-0.8.13.tar.gz"
md5 = "4136d7b4c04df68b686570afa26988ac"
versions = { '0.8.13' : '4136d7b4c04df68b686570afa26988ac' }
def install(self, prefix): def install(self, prefix):
configure("--prefix=%s" % prefix) configure("--prefix=%s" % prefix)
make() make()
make("install") make("install")
It typically doesn't take much python coding to get from there to a
working package file:
.. literalinclude:: ../spack/packages/libelf.py
Spack also provides wrapper functions around common commands like Spack also provides wrapper functions around common commands like
``configure``, ``make``, and ``cmake`` to make writing packages ``configure``, ``make``, and ``cmake`` to make writing packages
simple. simple.

2
lib/spack/spack/packages/libelf.py
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@ -13,5 +13,5 @@ def install(self, prefix):
"--disable-debug") "--disable-debug")
make() make()
# The mkdir commands in libelf's intsall can fail in parallel # The mkdir commands in libelf's install can fail in parallel
make("install", parallel=False) make("install", parallel=False)

5
lib/spack/spack/spec.py
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@ -827,8 +827,9 @@ def format(self, format_string='$_$@$%@$+$=', **kwargs):
$$ $ $$ $
Anything else is copied verbatim into the output stream. Anything else is copied verbatim into the output stream.
Example: "$_$@$+" translates to the name, version, and options
of the package, but no dependencies, arch, or compiler. *Example:* ``$_$@$+`` translates to the name, version, and options
of the package, but no dependencies, arch, or compiler.
""" """
color = kwargs.get('color', False) color = kwargs.get('color', False)
length = len(format_string) length = len(format_string)