a8ccb8e116
- [x] add `concretize.lp`, `spack.yaml`, etc. to licensed files
- [x] update all licensed files to say 2013-2021 using
`spack license update-copyright-year`
- [x] appease mypy with some additions to package.py that needed
for oneapi.py
38 lines
1.3 KiB
Tcsh
38 lines
1.3 KiB
Tcsh
# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
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# Spack Project Developers. See the top-level COPYRIGHT file for details.
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#
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# SPDX-License-Identifier: (Apache-2.0 OR MIT)
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########################################################################
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# Prepends directories to path, if they exist.
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# pathadd /path/to/dir # add to PATH
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# or pathadd OTHERPATH /path/to/dir # add to OTHERPATH
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########################################################################
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# If no variable name is supplied, just append to PATH
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# otherwise append to that variable.
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set _pa_varname = PATH;
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set _pa_new_path = $_pa_args[1];
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if ($#_pa_args > 1) then
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set _pa_varname = $_pa_args[1]
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set _pa_new_path = $_pa_args[2]
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endif
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# Check whether the variable is set yet.
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set _pa_old_value = ""
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eval set _pa_set = '$?'$_pa_varname
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if ($_pa_set == 1) then
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eval set _pa_old_value='$'$_pa_varname
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endif
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# Do the actual prepending here, if it is a dir and not already in the path
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if ( -d $_pa_new_path && \:$_pa_old_value\: !~ *\:$_pa_new_path\:* ) then
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if ("x$_pa_old_value" == "x") then
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setenv $_pa_varname $_pa_new_path
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else
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setenv $_pa_varname $_pa_new_path\:$_pa_old_value
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endif
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endif
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unset _pa_args _pa_new_path _pa_old_value _pa_set _pa_varname
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