[R-sig-Debian] libRblas.so: cannot open shared object file: No such file or directory

[Dirk Eddelbuettel]

On 23 September 2018 at 09:16, Steve Gutreuter wrote:
| Thanks Dirk.  That is what I thought, and sessionInfo() returns:
| 
| Matrix products: default
| BLAS: /usr/lib/x86_64-linux-gnu/atlas/libblas.so.3.10.3
| LAPACK: /usr/lib/x86_64-linux-gnu/atlas/liblapack.so.3.10.3
| 
| locale:
|   [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
|   [3] LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8
|   [5] LC_MONETARY=en_US.UTF-8    LC_MESSAGES=en_US.UTF-8
|   [7] LC_PAPER=en_US.UTF-8       LC_NAME=C
|   [9] LC_ADDRESS=C               LC_TELEPHONE=C
| [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C
| 
| so R is indeed aware of a blas.  However, packages that require a blas 
| fail to build and return
| 
| libRblas.so: cannot open shared object file: No such file or directory

That is an _error_ in the (unnamed by you) package as _wrongly assumes_ each
R installation has a libRblas.so.

On Debian/Ubuntu/Mint/... none of the ones using the package do, yet people
install a bazillion packages (eg Michael's PPA alone has a few thousand).

Dirk

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