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Fix hypre link & build instructions #178

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Jul 7, 2023
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Fix hypre link & build instructions #178

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11 changes: 6 additions & 5 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -128,10 +128,10 @@ Other computational motives in Laghos include the following:
Laghos has the following external dependencies:

- *hypre*, used for parallel linear algebra, we recommend version 2.11.2<br>
https://computation.llnl.gov/casc/hypre/software.html
https://github.com/hypre-space/hypre/releases/tag/v2.11.2

- METIS, used for parallel domain decomposition (optional), we recommend [version 4.0.3](https://github.com/mfem/tpls/blob/gh-pages/metis-4.0.3.tar.gz) <br>
https://github.com/mfem/tpls
- METIS, used for parallel domain decomposition (optional), we recommend [version 4.0.3](https://github.com/mfem/tpls/blob/gh-pages/metis-4.0.3.tar.gz) <br>
https://github.com/mfem/tpls

- MFEM, used for (high-order) finite element discretization, its GitHub master branch <br>
https://github.com/mfem/mfem
Expand All @@ -140,16 +140,17 @@ To build the miniapp, first download *hypre* and METIS from the links above
and put everything on the same level as the `Laghos` directory:
```sh
~> ls
Laghos/ hypre-2.11.2.tar.gz metis-4.0.3.tar.gz
Laghos/ v2.11.2.tar.gz metis-4.0.3.tar.gz
```

Build *hypre*:
```sh
~> tar -zxvf hypre-2.11.2.tar.gz
~> tar -zxvf v2.11.2.tar.gz
~> cd hypre-2.11.2/src/
~/hypre-2.11.2/src> ./configure --disable-fortran
~/hypre-2.11.2/src> make -j
~/hypre-2.11.2/src> cd ../..
~> ln -s hypre-2.11.2 hypre
```
For large runs (problem size above 2 billion unknowns), add the
`--enable-bigint` option to the above `configure` line.
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6 changes: 3 additions & 3 deletions makefile
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Expand Up @@ -248,13 +248,13 @@ tests:

# Setup: download & install third party libraries: HYPRE, METIS & MFEM

HYPRE_URL = https://computation.llnl.gov/projects/hypre-scalable-linear-solvers-multigrid-methods
HYPRE_URL = https://github.com/hypre-space/hypre/archive/refs/tags
HYPRE_VER = 2.11.2
HYPRE_DIR = hypre
hypre:
@(if [[ ! -e ../$(HYPRE_DIR) ]]; then cd ..; \
wget -nc $(HYPRE_URL)/download/hypre-$(HYPRE_VER).tar.gz &&\
tar xzvf hypre-$(HYPRE_VER).tar.gz &&\
wget -nc $(HYPRE_URL)/v$(HYPRE_VER).tar.gz &&\
tar xzvf v$(HYPRE_VER).tar.gz &&\
ln -s hypre-$(HYPRE_VER) $(HYPRE_DIR) &&\
cd $(HYPRE_DIR)/src &&\
./configure --disable-fortran --without-fei CC=mpicc CXX=mpic++ &&\
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