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#!/bin/bash
# Considering this script will be in cuda toolkit bin directory.
CUDA_TOOLKIT_BIN_DIR="$(dirname "$(readlink -f -- "$0")")"
setLatestNsightComputeToolDir()
{
# Split version information <year>.<major_version>.<minor version> by "."
IFS=. read -r year major_version minor_version <<< "$1"
version_value=$(( year * 10000 + major_version * 100 + minor_version ))
if [ $version_value -ge $latest_version ]; then
latest_version=$version_value
LATEST_NSIGHT_COMPUTE_TOOL_DIR=$2
fi
}
# Pick latest Nsight Compute version if user has more than one nsight-compute-<year>.<major_version>.<minor version> or nsight-compute/<version> folder.
latest_version=0
# If installed with .deb or .rpm pkg, nsight-compute tools will be under nsight-compute/<tool_version folder> folder. e.g nsight-compute/2019.4.0
if [ -d "/opt/nvidia/nsight-compute" ]; then
LIST_NSIGHT_COMPUTE_TOOL_DIRS=$(ls "/opt/nvidia/nsight-compute")
while read -r nsight_compute_dir; do
setLatestNsightComputeToolDir "$nsight_compute_dir" "/opt/nvidia/nsight-compute/$nsight_compute_dir"
done <<< "$LIST_NSIGHT_COMPUTE_TOOL_DIRS"
fi
# If installed with .run file, nsight-compute tools will be under nsight-compute-<version> folder. e.g nsight-compute-2019.4.0
NSIGHT_COMPUTE_TOOL_DIRS=$(find "$CUDA_TOOLKIT_BIN_DIR"/.. -maxdepth 1 -name "nsight-compute-*")
while read -r nsight_compute_tool_dir_path; do
# Split nsight compute tool dir path by "/" to get nsight compute folder name.
nsight_compute_tool_dir_name=${nsight_compute_tool_dir_path##*/}
# Split nsight compute tool dir name nsight-compute-<year>.<major_version>.<minor version> by "-" to get version information.
nsight_compute_tool_version=${nsight_compute_tool_dir_name##*-}
setLatestNsightComputeToolDir "$nsight_compute_tool_version" "$nsight_compute_tool_dir_path"
done <<< "$NSIGHT_COMPUTE_TOOL_DIRS"
if [ -z "$LATEST_NSIGHT_COMPUTE_TOOL_DIR" ]; then
echo "ERROR : nsight-compute directory is not found under $CUDA_TOOLKIT_BIN_DIR/../ or /opt/nvidia. Nsight Compute is not installed on your system." 1>&2
exit 1
fi
LINUX_DESKTOP_NSIGHT_COMPUTE_UI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/host/linux-desktop-glibc_2_11_3-x64/ncu-ui"
LINUX_ARMSERVER_NSIGHT_COMPUTE_UI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/host/linux-desktop-t210-a64/ncu-ui"
LINUX_L4T_NSIGHT_COMPUTE_UI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/host/linux-v4l_l4t-t210-a64/ncu-ui"
ARCH=$(uname -m)
if [ "$ARCH" = "x86_64" ]; then
NSIGHT_COMPUTE_UI="$LINUX_DESKTOP_NSIGHT_COMPUTE_UI"
elif [ "$ARCH" = "aarch64" ]; then
case "$(uname -r)" in
*tegra) NSIGHT_COMPUTE_UI="$LINUX_L4T_NSIGHT_COMPUTE_UI" ;;
*) NSIGHT_COMPUTE_UI="$LINUX_ARMSERVER_NSIGHT_COMPUTE_UI" ;;
esac
else
echo "ERROR : Unsupported Architecture: $ARCH" 1>&2
exit 1
fi
if [ ! -x "$NSIGHT_COMPUTE_UI" ]; then
echo "ERROR : $NSIGHT_COMPUTE_UI not found." 1>&2
exit 1
fi
exec "$NSIGHT_COMPUTE_UI" "$@"
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