bash > fileIO > ファイル存在のチェック (existのe) | regular fileの定義 | testの-hと-Lはsymbolic linkの元ファイルをチェックする

       -a file
              True if file exists.
       -b file
              True if file exists and is a block special file.
       -c file
              True if file exists and is a character special file.
       -d file
              True if file exists and is a directory.
       -e file
              True if file exists.
       -f file
              True if file exists and is a regular file.
       -g file
              True if file exists and is set-group-id.

(以下略)

Xeon E5-2620 v4 (8コア) x 2
32GB RAM
GeForce GT 730 1GB GDDR5
CentOS 6.9 (64bit)
NCAR Command Language Version 6.3.0
for WRF3.7.1, WPS3.7.1
  openmpi-1.8.x86_64 とその-devel
  mpich.x86_64 3.1-5.el6とその-devel
  gcc version 4.4.7 (とgfortran)
for WRF3.9, WPS3.9
  Open MPI v2.1.1
  gcc version 4.9.2 (とgfortran; devtoolset-3使用)
　NetCDF v4.4.1.1, NetCDF (Fortran API) v4.4.4
Python 2.6.6 (r266:84292, Aug 18 2016, 15:13:37) 
Python 3.6.0 on virtualenv
GNU bash, version 4.1.2(2)-release (x86_64-redhat-linux-gnu)
date (GNU coreutils) 8.4 
tmux 1.6-3.el6

#!/usr/bin/env bash

set -eu  # just in case 

if [ -e LN-file ]
then
    echo "file exists [-e]"
fi

if [ -f LN-file ]
then
    echo "file exists [-f]"
fi

$ touch afile
$ ln -fs afile LN-file
$ bash check_file_exist_180320_exec 
file exists [-e]
file exists [-f]