-#! /bin/sh
+#!/usr/bin/env sh
-# Copyright (c) 2007-2014. The SimGrid Team.
-# All rights reserved.
+# Copyright (c) 2007-2023. The SimGrid Team. All rights reserved.
# This program is free software; you can redistribute it and/or modify it
# under the terms of the license (GNU LGPL) which comes with this package.
@CMAKE_SMPI_COMMAND@
SIMGRID_VERSION="@SIMGRID_VERSION_STRING@"
+SIMGRID_GITHASH="@GIT_VERSION@"
-DEFAULT_LOOPBACK_BANDWIDTH="498000000"
-DEFAULT_LOOPBACK_LATENCY="0.000004"
-DEFAULT_NETWORK_BANDWIDTH="$((26 * 1024 * 1024))"
-DEFAULT_NETWORK_LATENCY="0.000005"
-DEFAULT_NUMPROCS="4"
-DEFAULT_POWER="100"
+DEFAULT_LOOPBACK_BANDWIDTH="498000000Bps"
+DEFAULT_LOOPBACK_LATENCY="0.000004s"
+DEFAULT_NETWORK_BANDWIDTH="$((26 * 1024 * 1024))Bps"
+DEFAULT_NETWORK_LATENCY="0.000005s"
+DEFAULT_SPEED="100flops"
LOOPBACK_BANDWIDTH="${DEFAULT_LOOPBACK_BANDWIDTH}"
LOOPBACK_LATENCY="${DEFAULT_LOOPBACK_LATENCY}"
NETWORK_BANDWIDTH="${DEFAULT_NETWORK_BANDWIDTH}"
NETWORK_LATENCY="${DEFAULT_NETWORK_LATENCY}"
-POWER="${DEFAULT_POWER}"
+SPEED="${DEFAULT_SPEED}"
-SIMOPTS="--cfg=surf/precision:1e-9 --cfg=network/model:SMPI --cfg=network/TCP_gamma:4194304"
+PRIVATIZE="--cfg=smpi/privatization:${SMPI_PRIVATIZATION:-@HAVE_PRIVATIZATION@}"
+
+NUMPROCS=0
+DEPLOYOPTS=""
+
+SIMOPTS="--cfg=precision/timing:1e-9 --cfg=network/model:SMPI"
+
+SMPITMPDIR="$(dirname $(mktemp -u))"
#usage to print the way this script should be called
usage () {
cat <<EOF
-Usage: $0 [OPTIONS] -platform <xmldesc> -hostfile <hostfile> program [program-options]
+Usage: $0 [OPTIONS] -platform <xmldesc|so> -hostfile <hostfile> program [program-options]
+ $0 [OPTIONS] -platform <xmldesc|so> -hostfile <hostfile> -replay <tracefile> [program] [program-options]
Options:
+ -analyze # show information about allocations and timings at the end of execution
-keep-temps # don't remove the generated files after execution
- -wrapper <command> # use command to run the program (e.g. "valgrind")
+ -wrapper <command> # use command to run the program (e.g. "valgrind" or "gdb --args")
+ -gdb # run within GDB (-wrapper "gdb --args" -keep-temps)
+ -lldb # run within LLDB (-wrapper "lldb --" -keep-temps)
+ -vgdb # run within Valgrind+GDB (-wrapper "valgrind --vgdb=yes --vgdb-error=0" -keep-temps)
-map # display the machine on which each process rank is mapped
-np <numprocs> # use that amount of processes from the hostfile.
# By default, all processes of the hostfile are used.
- -trace-ti # activate time independant tracing (for replay, default in smpi_simgrid.txt)
+ -no-privatize # Disable the globals privatization, that is activated by default
+ -tmpdir # Directory used to store temporary files. Defaults to system's.
+ -trace-ti # activate time independent tracing (for replay, default in smpi_simgrid.txt)
-trace # activate tracing (Paje, default in smpi_simgrid.trace)
-trace-comment <comment> # put a comment on the top of the trace file
-trace-comment-file <file> # put file contents on the top of the trace file as comment
-trace-grouped # group MPI processes by location
-trace-resource # trace resource utilization
- -trace-viva # generate configuration for Viva's GraphView
-trace-file <tracefile> # name of the tracefile (simgrid_smpi.trace)
- -ext <value> # additional parameter (reserved)
+ -replay <tracefile> # replays a trace instead of actually executing an application
+
+ -version # Displays the SimGrid version (human readable)
+ -git-version # Displays the git hash of SimGrid
or (deprecated usage):
$0 [-keep-temps] [-np <numprocs>] [-bandwidth <bytes/sec>] [-latency <secs>] program [program-options]
exit
fi
-EXTOPT=""
WRAPPER=""
HOSTFILE=""
+QUIET=""
+
+unset pid
+
+trapped_signals="HUP INT QUIT ILL ABRT SEGV FPE ALRM TERM USR1 USR2 BUS"
+
+die () {
+ printf '[%s] ** error: %s. Aborting.\n' "$(basename "$0")" "$*" >&2
+ exit 1
+}
+
+smpirun_cleanup()
+{
+ if [ -z "${KEEP}" ] ; then
+ if [ -z "${PLATFORM}" ] && [ -n "$PLATFORMTMP" ]; then
+ rm -f "${PLATFORMTMP}"
+ PLATFORMTMP=""
+ fi
+ if [ "${UNROLLEDHOSTFILETMP}" = 1 ] && [ -n "$UNROLLEDHOSTFILE" ] ; then
+ rm -f "${UNROLLEDHOSTFILE}"
+ UNROLLEDHOSTFILE=""
+ fi
+ fi
+}
+
+smpirun_trap() {
+ local sig
+ sig="$1"
+
+ # Cleanup and kill the child process:
+ smpirun_cleanup
+ if [ -n "$pid" ]; then
+ kill -TERM "$pid"
+ fi
+ unset pid
+
+ # Raise the same signal again (remove the traps first):
+ trap - $trapped_signals
+ kill -"$sig" $$
+
+ # This should never happen:
+ kill -ABRT $$
+ kill -TERM $$
+}
+
+for s in $trapped_signals; do
+ trap "smpirun_trap $s" "$s"
+done
while true; do
case "$1" in
shift 2
;;
"-platform")
- PLATFORM="$2"
+ PLATFORM="$2"
if [ ! -f "${PLATFORM}" ]; then
- echo "[`basename $0`] ** error: the file '${PLATFORM}' does not exist. Aborting."
- exit 1
+ die "the file '${PLATFORM}' does not exist"
fi
- shift 2
+ shift 2
;;
- "-hostfile")
- HOSTFILE="$2"
+ "-hostfile" | "-machinefile")
+ HOSTFILE="$2"
if [ ! -f "${HOSTFILE}" ]; then
- echo "[`basename $0`] ** error: the file '${HOSTFILE}' does not exist. Aborting."
- exit 1
+ die "the file '${HOSTFILE}' does not exist"
fi
- shift 2
+ shift 2
;;
-
- "-machinefile")
- HOSTFILE="$2"
- if [ ! -f "${HOSTFILE}" ]; then
- echo "[`basename $0`] ** error: the file '${HOSTFILE}' does not exist. Aborting."
- exit 1
+ "-replay")
+ APP_TRACES="$2"
+ if [ ! -f "${APP_TRACES}" ]; then
+ die "the file '${APP_TRACES}' does not exist"
fi
- shift 2
- ;;
-
- "-ext")
- EXTOPT="$2"
+ DEPLOYOPTS="${DEPLOYOPTS} --cfg=smpi/replay:${APP_TRACES}"
shift 2
;;
-
+ "-no-privatize")
+ PRIVATIZE="--cfg=smpi/privatization:no"
+ shift 1
+ ;;
"-map")
- MAPOPT="true"
+ DEPLOYOPTS="${DEPLOYOPTS} --cfg=smpi/map:1"
+ shift 1
+ ;;
+ "-tmpdir")
+ SMPITMPDIR="$2"
shift 1
;;
-
"-trace")
TRACE_ACTIVE="true"
shift 1
;;
-
"-trace-ti")
TRACE_ACTIVE="true"
TRACE_TI_ACTIVE="true"
shift 1
;;
-
"-trace-comment")
TRACE_COMMENT="$2"
shift 2
;;
-
"-trace-comment-file")
TRACE_COMMENT_FILE="$2"
shift 2
;;
-
"-trace-file")
TRACE_FILENAME="$2"
shift 2
;;
-
"-trace-grouped")
TRACE_GROUPED="true"
shift 1
;;
-
"-trace-resource")
TRACE_RESOURCE="true"
shift 1
;;
-
- "-trace-viva")
- TRACE_VIVA="true"
- shift 1
- ;;
-
"-keep-temps")
- KEEP="true"
+ KEEP="true"
+ SIMOPTS="$SIMOPTS --cfg=smpi/keep-temps:yes"
+ shift 1
+ ;;
+ "-quiet")
+ QUIET="true"
shift 1
;;
-
"-wrapper")
WRAPPER="$2"
shift 2
;;
-
+ "-gdb")
+ WRAPPER="gdb --args"
+ KEEP="true"
+ SIMOPTS="$SIMOPTS --cfg=smpi/keep-temps:yes"
+ shift 1
+ ;;
+ "-vgdb")
+ WRAPPER="valgrind --vgdb=yes --vgdb-error=0"
+ KEEP="true"
+ SIMOPTS="$SIMOPTS --cfg=smpi/keep-temps:yes"
+ shift 1
+ ;;
+ "-lldb")
+ WRAPPER="lldb --"
+ KEEP="true"
+ SIMOPTS="$SIMOPTS --cfg=smpi/keep-temps:yes"
+ shift 1
+ ;;
+ "-analyze")
+ SIMOPTS="$SIMOPTS --cfg=smpi/display-timing:yes --cfg=smpi/display-allocs:yes --cfg=smpi/list-leaks:50 --cfg=smpi/pedantic:true --cfg=smpi/barrier-collectives:true"
+ shift 1
+ ;;
"-help" | "--help" | "-h")
usage
exit 0
;;
-
+ "--help-coll")
+ ${WRAPPER} "@SMPIMAIN@" --help-coll
+ exit 0
+ ;;
"-version" | "--version" | "-v")
printf '%b\n' "$SIMGRID_VERSION"
exit 0
;;
-
+ "-git-version" | "--git-version")
+ printf '%b\n' "$SIMGRID_GITHASH"
+ exit 0
+ ;;
"--cfg="*|"--log="*)
for OPT in ${1#*=}
do
done
shift 1
;;
+ "-foreground")
+ # Nothing to do, compatibility.
+ shift 1
+ ;;
*)
break
;;
esac
done
-if [ -n "$WRAPPER" ]; then
- EXEC="$WRAPPER $1"
+#setup tmp dir
+SIMOPTS="$SIMOPTS --cfg=smpi/tmpdir:$SMPITMPDIR"
+export LD_LIBRARY_PATH="$SMPITMPDIR:$LD_LIBRARY_PATH"
+
+if [ -n "${APP_TRACES}" ] ; then
+ if [ $# -eq 0 ] ; then
+ EXEC="@SMPIREPLAYMAIN@"
+ else
+ EXEC="$1"
+ shift
+ fi
else
+ # check if we still have at least one parameter beyond options
+ if [ $# -eq 0 ]
+ then
+ echo "Error: no program to execute!"
+ usage
+ exit
+ fi
+
EXEC="$1"
+ shift
fi
-shift
-# steel --cfg and --logs options
+# steal --cfg and --logs options
while [ $# -gt 0 ]; do
case "$1" in
"--cfg="*|"--log="*)
;;
*)
PROC_ARGS="${PROC_ARGS:+$PROC_ARGS }$1"
- shift
+ shift
;;
esac
done
-
-##-----------------------------------
-
-
if [ -z "${HOSTFILE}" ] && [ -z "${PLATFORM}" ] ; then
echo "No hostfile nor platform specified."
usage
exit 1
fi
-HOSTFILETMP=0
-if [ -z "${HOSTFILE}" ] ; then
- HOSTFILETMP=1
- HOSTFILE="$(mktemp tmphostXXXXXX)"
- perl -ne 'print "$1\n" if /.*<host.*?id="(.*?)".*?\/>.*/' ${PLATFORM} > ${HOSTFILE}
- perl -ne 'if (/.*<cluster.*?prefix="(.*?)".*?radical="(.*?)".*?suffix="(.*?)".*/) {
- my ($pre,$rad,$post)=($1,$2,$3);
- for my $elm (split(",",$rad)) {
- if ($elm=~/^([^-]*?)-([^-]*)$/) {
- for (my $i=$1; $i<=$2;$i++) {
- print "$pre$i$post\n";
- }
- } else {
- print "$pre$elm$post\n";
- }
- }
- } elsif (/<cluster/) {
- die ("Unparsable cluster tag. Either provide an hostfile yourself or give the attributes prefix, radical and suffix in that order on the <cluster line");
- }' ${PLATFORM} >> ${HOSTFILE}
-fi
UNROLLEDHOSTFILETMP=0
-#parse if our lines are terminated by :num_process
-multiple_processes=`grep -c ":" $HOSTFILE`
-if [ "${multiple_processes}" -gt 0 ] ; then
+# parse if our lines are terminated by :num_process
+if [ -n "${HOSTFILE}" ] && grep -q ':' "${HOSTFILE}" ; then
UNROLLEDHOSTFILETMP=1
- UNROLLEDHOSTFILE="$(mktemp tmphostXXXXXX)"
- perl -ne ' do{ for ( 1 .. $2 ) { print "$1\n" } } if /(.*?):(\d+).*/' ${HOSTFILE} > ${UNROLLEDHOSTFILE}
- if [ ${HOSTFILETMP} = 1 ] ; then
- rm ${HOSTFILE}
- HOSTFILETMP=0
- fi
+ UNROLLEDHOSTFILE="$(mktemp smpitmp-hostfXXXXXX)"
+ @PYTHON_EXECUTABLE@ -c '
+import sys
+import re
+
+for line in sys.stdin:
+ m = re.match("(.*):(.*)", line)
+ if m:
+ for i in range(0, int(m.group(2))):
+ print(m.group(1))
+ else:
+ print(line.strip())
+' < "${HOSTFILE}" > "${UNROLLEDHOSTFILE}"
HOSTFILE=$UNROLLEDHOSTFILE
fi
-
-# Don't use wc -l to compute it to avoid issues with trailing \n at EOF
-hostfile_procs=`grep -c "[a-zA-Z0-9]" $HOSTFILE`
-if [ ${hostfile_procs} = 0 ] ; then
- echo "[`basename $0`] ** error: the hostfile '${HOSTFILE}' is empty. Aborting." >&2
- exit 1
-fi
-
-if [ -z "${NUMPROCS}" ] ; then
- # Use the amount of processes in the hostfile as default value for the -np parameter
- NUMPROCS=$hostfile_procs
-fi
-
-
-if [ ${NUMPROCS} -gt ${hostfile_procs} ] ; then
- echo "You requested to use ${NUMPROCS} processes, but there is only ${hostfile_procs} processes in your hostfile..." >&2
-fi
+DEPLOYOPTS="${DEPLOYOPTS} --cfg=smpi/np:${NUMPROCS}"
+DEPLOYOPTS="${DEPLOYOPTS} --cfg=smpi/hostfile:${HOSTFILE}"
##-------------------------------- DEFAULT or SPECIFIED PLATFORM --------------------------------------
if [ -z "${PLATFORM}" ]; then
- PLATFORMTMP="$(mktemp tmpXXXXXX)"
+ PLATFORMTMP="$(mktemp smpitmp-platfXXXXXX)"
- cat > ${PLATFORMTMP} <<PLATFORMHEAD
+ cat > "${PLATFORMTMP}" <<PLATFORMHEAD
<?xml version='1.0'?>
-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid.dtd">
-<platform version="3">
-<AS id="AS0" routing="Full">
+<!DOCTYPE platform SYSTEM "https://simgrid.org/simgrid.dtd">
+<platform version="4.1">
+<zone id="AS0" routing="Full">
PLATFORMHEAD
i=${NUMPROCS}
- while [ $i -gt 0 ]; do
- echo " <host id=\"host$i\" power=\"${POWER}\"/>" >> ${PLATFORMTMP}
- echo " <link id=\"loop$i\" bandwidth=\"${LOOPBACK_BANDWIDTH}\" latency=\"${LOOPBACK_LATENCY}\"/>" >> ${PLATFORMTMP}
- echo " <link id=\"link$i\" bandwidth=\"${NETWORK_BANDWIDTH}\" latency=\"${NETWORK_LATENCY}\"/>" >> ${PLATFORMTMP}
+ while [ "$i" -gt 0 ]; do
+ {
+ echo " <host id=\"host$i\" speed=\"${SPEED}\"/>"
+ echo " <link id=\"loop$i\" bandwidth=\"${LOOPBACK_BANDWIDTH}\" latency=\"${LOOPBACK_LATENCY}\"/>"
+ echo " <link id=\"link$i\" bandwidth=\"${NETWORK_BANDWIDTH}\" latency=\"${NETWORK_LATENCY}\"/>"
+ } >> "${PLATFORMTMP}"
i=$((i - 1))
done
i=${NUMPROCS}
- while [ $i -gt 0 ]; do
+ while [ "$i" -gt 0 ]; do
j=${NUMPROCS}
- while [ $j -gt 0 ]; do
- if [ $i -eq $j ]; then
- echo " <route src=\"host$i\" dst=\"host$j\"><link_ctn id=\"loop$i\"/></route>" >> ${PLATFORMTMP}
+ while [ "$j" -gt 0 ]; do
+ if [ "$i" -eq "$j" ]; then
+ echo " <route src=\"host$i\" dst=\"host$j\"><link_ctn id=\"loop$i\"/></route>" >> "${PLATFORMTMP}"
else
- echo " <route src=\"host$i\" dst=\"host$j\"><link_ctn id=\"link$i\"/><link_ctn id=\"link$j\"/></route>" >> ${PLATFORMTMP}
+ echo " <route src=\"host$i\" dst=\"host$j\"><link_ctn id=\"link$i\"/><link_ctn id=\"link$j\"/></route>" >> "${PLATFORMTMP}"
fi
j=$((j - 1))
done
i=$((i - 1))
done
- cat >> ${PLATFORMTMP} <<PLATFORMFOOT
-</AS>
+ cat >> "${PLATFORMTMP}" <<PLATFORMFOOT
+</zone>
</platform>
PLATFORMFOOT
PLATFORMTMP=${PLATFORM}
fi
##-------------------------------- end DEFAULT or SPECIFIED PLATFORM --------------------------------------
-
-##-------------------------------- DEFAULT APPLICATION --------------------------------------
-APPLICATIONTMP="$(mktemp tmpXXXXXX)"
-#APPLICATIONTMP="app.xml"
-
-
-cat > ${APPLICATIONTMP} <<APPLICATIONHEAD
-<?xml version='1.0'?>
-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid.dtd">
-<platform version="3">
-APPLICATIONHEAD
-
-##---- cache hostnames of hostfile---------------
-if [ -n "${HOSTFILE}" ] && [ -f ${HOSTFILE} ]; then
- hostnames=$(cat ${HOSTFILE} | tr '\n\r' ' ')
- NUMHOSTS=$(cat ${HOSTFILE} | wc -l)
-fi
-
-if [ "${EXTOPT}" = "smpi_replay" ]; then
- APP_TRACES=$PROC_ARGS
- if [ -n "${APP_TRACES}" ] && [ -f "${APP_TRACES}" ]; then
- hosttraces=$(cat ${APP_TRACES} | tr '\n\r' ' ' )
- NUMTRACES=$(cat ${APP_TRACES} | wc -l)
- else
- printf "File not found: %s\n", "${APP_TRACES:-\${APP_TRACES\}}" >&2
- exit 1
- fi
-fi
-
-##----------------------------------------------------------
-## generate application.xml with hostnames from hostfile:
-## the name of host_i (1<=i<=p, where -np p) is the line i
-## in hostfile (where -hostfile hostfile), or "host$i" if
-## hostfile has less than i lines.
-##----------------------------------------------------------
-
-HAVE_SEQ="`which seq 2>/dev/null`"
-
-if [ -n "${HAVE_SEQ}" ]; then
- SEQ=`${HAVE_SEQ} 0 $((${NUMPROCS}-1))`
-else
- cnt=0
- while [ $cnt -lt ${NUMPROCS} ] ; do
- SEQ="$SEQ $cnt"
- cnt=$((cnt + 1));
- done
-fi
-
-##---- generate <process> tags------------------------------
-
-for i in ${SEQ}
-do
- if [ -n "${HOSTFILE}" ]; then
- j=$(( $i % ${NUMHOSTS} + 1 ))
- fi
- ##---- optional display of ranks to process mapping
- if [ -n "${MAPOPT}" ]; then
- echo "[rank $i] -> $(echo $hostnames|cut -d' ' -f$j)"
- fi
-
- if [ -z "$(echo $hostnames|cut -d' ' -f$j)" ]; then
- host="host"$($j)
- else
- host="$(echo $hostnames|cut -d' ' -f$j)"
- fi
- echo " <process host=\"${host}\" function=\"$i\"> <!-- function name used only for logging -->" >> ${APPLICATIONTMP}
- echo " <argument value=\"1\"/> <!-- instance -->" >> ${APPLICATIONTMP}
- echo " <argument value=\"$i\"/> <!-- rank -->" >> ${APPLICATIONTMP}
- if [ "${EXTOPT}" = "smpi_replay" ]; then
- if [ ${NUMTRACES} -gt 1 ]; then
- echo " <argument value=\"$(echo $hosttraces|cut -d' ' -f$j)\"/>" >> ${APPLICATIONTMP}
- else
- echo " <argument value=\"$(echo $hosttraces|cut -d' ' -f1)\"/>" >> ${APPLICATIONTMP}
- fi
- else
- for ARG in $PROC_ARGS; do
- echo " <argument value=\"${ARG}\"/>" >> ${APPLICATIONTMP}
- done
- fi
- echo " </process>" >> ${APPLICATIONTMP}
-done
-
-cat >> ${APPLICATIONTMP} <<APPLICATIONFOOT
-</platform>
-APPLICATIONFOOT
-##-------------------------------- end DEFAULT APPLICATION --------------------------------------
-
##---------------------- SMPI TRACING OPTIONS ---------------------------------
if [ -n "${TRACE_ACTIVE}" ]; then
#define trace filename
fi
if [ -n "${TRACE_COMMENT_FILE}" ]; then
- TRACEOPTIONS="${TRACEOPTIONS} --cfg=tracing/comment_file:${TRACE_COMMENT_FILE}"
+ TRACEOPTIONS="${TRACEOPTIONS} --cfg=tracing/comment-file:${TRACE_COMMENT_FILE}"
fi
if [ -n "${TRACE_GROUPED}" ]; then
if [ -n "${TRACE_RESOURCE}" ]; then
TRACEOPTIONS="${TRACEOPTIONS} --cfg=tracing/categorized:yes --cfg=tracing/uncategorized:yes"
fi
-
- if [ -n "${TRACE_VIVA}" ]; then
- TRACEOPTIONS="${TRACEOPTIONS} --cfg=viva/categorized:smpi_cat.plist --cfg=viva/uncategorized:smpi_uncat.plist"
- fi
fi
##---------------------- end SMPI TRACING OPTIONS ---------------------------------
+# Do not remove, this variable may be used by user code (e.g. StarPU)
export SMPI_GLOBAL_SIZE=${NUMPROCS}
-if [ -n "${KEEP}" ] ; then
- echo ${EXEC} ${TRACEOPTIONS} ${SIMOPTS} ${PLATFORMTMP} ${APPLICATIONTMP}
- if [ ${HOSTFILETMP} = 1 ] ; then
- echo "Generated hostfile ${HOSTFILE} keeped."
- fi
+if [ -n "${KEEP}" ] && [ -z "${QUIET}" ] ; then
+ echo "${EXEC}" ${PRIVATIZE} "${TRACEOPTIONS}" "${SIMOPTS}" "${PLATFORMTMP}"
if [ ${UNROLLEDHOSTFILETMP} = 1 ] ; then
- echo "Generated unrolled hostfile ${UNROLLEDHOSTFILE} keeped."
+ echo "Generated unrolled hostfile ${UNROLLEDHOSTFILE} kept."
fi
fi
-${EXEC} ${TRACEOPTIONS} ${SIMOPTS} ${PLATFORMTMP} ${APPLICATIONTMP}
-status=$?
-if [ -z "${KEEP}" ] ; then
- if [ -z "${PLATFORM}" ]; then
- rm ${PLATFORMTMP}
- fi
- if [ ${HOSTFILETMP} = 1 ] ; then
- rm ${HOSTFILE}
- fi
- if [ ${UNROLLEDHOSTFILETMP} = 1 ] ; then
- rm ${UNROLLEDHOSTFILE}
+# Execute the process
+#
+# The shell still need to be alive for the duration in order to do some cleanup after the process.
+#
+# We are going through great lengths in order to both keep stdin and be able to handle signals:
+#
+# * The job is launched in the background in order to be able to handle signals.
+#
+# * The FD 3 is used to temporarily store FD 1. This is because the shell connects FD 1 to /dev/null when the command
+# is launched in the background: this can be overridden in bash but not in standard bourne shell.
+exec 3<&0
+${WRAPPER} "@SMPIMAIN@" "${EXEC}" ${PRIVATIZE} ${DEPLOYOPTS} ${TRACEOPTIONS} ${SIMOPTS} "${PLATFORMTMP}" ${PROC_ARGS} <&3 3>&- &
+pid=$!
+exec 3>&-
+wait $pid
+status=$?
+# With dash on Windows WSL/Ubuntu, "wait" sometimes returns early with an exit
+# status of 128. Try again.
+while test $status -eq 128 && kill -0 $pid 2>/dev/null; do
+ wait $pid
+ status=$?
+done
+pid=""
+
+# Keep temporary files on failures to help debugging
+#
+if [ ${status} -ne 0 ] ; then
+ if [ -z "${KEEP}" ] && [ -z "${QUIET}" ]; then
+ echo "${EXEC}" ${PRIVATIZE} "${TRACEOPTIONS}" "${SIMOPTS}" "${PLATFORMTMP}"
+ if [ ${UNROLLEDHOSTFILETMP} = 1 ] ; then
+ echo "Generated unrolled hostfile ${UNROLLEDHOSTFILE} kept."
+ fi
+ KEEP=true
fi
- rm ${APPLICATIONTMP}
+ echo "Execution failed with code ${status}."
fi
+smpirun_cleanup
+
exit $status