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workstation-ld-preload/env.sh - remove hack of adding libfmpich.so #1095

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Merged
merged 1 commit into from
Oct 27, 2025
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workstation-ld-preload/env.sh - remove hack of adding libfmpich.so #1095

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11 changes: 3 additions & 8 deletions darshan-test/regression/workstation-ld-preload/env.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@

# Script to set up the environment for tests on this platform. Must export
# the following environment variables:
#
#
# DARSHAN_CC: command to compile C programs
# DARSHAN_CXX: command to compile C++ programs
# DARSHAN_F90: command to compile Fortran90 programs
Expand All @@ -18,7 +18,7 @@

# Notes specific to this platform (workstation-ld-preload)
########################
# This particular env script assumes that mpicc and its variants for other
# This particular env script assumes that mpicc and its variants for other
# languages are already in the path, and that they will produce dynamic
# executables by default. Test programs are compiled using the existing
# scripts, and LD_PRELOAD is set to enable instrumentation.
Expand All @@ -29,13 +29,8 @@ export DARSHAN_CC=mpicc
export DARSHAN_CXX=mpicxx
export DARSHAN_F77=mpif77
export DARSHAN_F90=mpif90
FULL_MPICC_PATH=`which mpicc`

# This is a hack. In order to instrument Fortran programs with LD_PRELOAD,
# we must prepend libfmpich.so to the LD_PRELOAD variable, but with a fully
# resolve path. To find a path we locate mpicc and speculate that
# libfmich.so can be found in ../lib.
export LD_PRELOAD=`dirname $FULL_MPICC_PATH`/../lib/libfmpich.so:$DARSHAN_RUNTIME_PATH/lib/libdarshan.so:$LD_PRELOAD
export LD_PRELOAD=$DARSHAN_RUNTIME_PATH/lib/libdarshan.so:$LD_PRELOAD

export DARSHAN_RUNJOB="mpiexec -n $DARSHAN_DEFAULT_NPROCS"

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