From 76cb3eb7d2cea7343a51c578fdcec090890f5441 Mon Sep 17 00:00:00 2001
From: Todd Gamblin <tgamblin@llnl.gov>
Date: Sun, 17 May 2015 22:29:08 -0700
Subject: [PATCH] Add help on specs to top of spack -h
---
bin/spack | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/bin/spack b/bin/spack
index 013acf4db8..2e0ee0b3cf 100755
--- a/bin/spack
+++ b/bin/spack
@@ -49,13 +49,27 @@ except OSError:
# clean up the scope and start using spack package instead.
del SPACK_FILE, SPACK_PREFIX, SPACK_LIB_PATH
import llnl.util.tty as tty
+from llnl.util.tty.color import *
import spack
from spack.error import SpackError
from external import argparse
# Command parsing
parser = argparse.ArgumentParser(
- description='Spack: the Supercomputing PACKage Manager.')
+ formatter_class=argparse.RawTextHelpFormatter,
+ description="Spack: the Supercomputing PACKage Manager." + colorize("""
+
+spec expressions:
+ PACKAGE [CONSTRAINTS]
+
+ CONSTRAINTS:
+ @c{@version}
+ @g{%compiler @compiler_version}
+ @B{+variant}
+ @r{-variant} or @r{~variant}
+ @m{=architecture}
+ [^DEPENDENCY [CONSTRAINTS] ...]"""))
+
parser.add_argument('-d', '--debug', action='store_true',
help="Write out debug logs during compile")
parser.add_argument('-k', '--insecure', action='store_true',
--
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