R @3.1.2_0: restore support for ${prefix}/lib/R/library

[howarth.at.macports@…]

The attached Portfile diff restores the previous behavior of R being able to find R packages installed in ${prefix}/lib/R/library by providing access to that directory via a 'site-library' symlink in ${destroot}${prefix}/Library/Frameworks/R.framework/Versions/${major}.${minor}/Resources. This changes the current behavior from...

% R

R version 3.1.2 (2014-10-31) -- "Pumpkin Helmet"
Copyright (C) 2014 The R Foundation for Statistical Computing
Platform: x86_64-apple-darwin14.3.0 (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

  Natural language support but running in an English locale

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> .libPaths()
[1] "/opt/local/Library/Frameworks/R.framework/Versions/3.1/Resources/library"
> 

...to the desired...

% R

R version 3.1.2 (2014-10-31) -- "Pumpkin Helmet"
Copyright (C) 2014 The R Foundation for Statistical Computing
Platform: x86_64-apple-darwin14.3.0 (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

  Natural language support but running in an English locale

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> .libPaths()
[1] "/opt/local/lib/R/library"                                                
[2] "/opt/local/Library/Frameworks/R.framework/Versions/3.1/Resources/library"
> 

...once the ${prefix}/lib/R/library directory exists upon installation of another package like previous rNMR-1.1.7 which stored its cran package files there.

[larryv (Lawrence Velázquez)]

You should use “${frameworks_dir}” instead of “${prefix}/Library/Frameworks”.

[howarth.at.macports@…]

Portfile diff to restore support for storage of cran packages in ${prefix}/lib/R/library

[howarth.at.macports@…]

Better yet, the new revised Portfile.diff uses ${resources} to replace ${frameworks_dir}/R.framework/Versions/${major}.${minor}/Resources in the symlink creation.

[howarth.at.macports@…]

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