bash_tools/assert_dir at main · ruestefa/bash_tools · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
#!/bin/bash
# by Stefan Ruedisuehli, 2015-08-25

FILE_CHECK=true

USAGE="Usage: $(basename ${0}) <DIR(S)>

Assert the existance of one or more directories."

main()
{
    # Eval inargs
    local narg_min=1
    [ $# -lt ${narg_min} ] && { echo "${USAGE}" >&2; return 1; }

    # Check directories
    local stat=0
    for dir in "${@}"
    do
        if [ ! -d "${dir}" ]
        then
            echo -n "error: directory not found: '${dir}'" >&2
            if ${FILE_CHECK}
            then
                if [[ -f "${dir}" ]]
                then
                    echo -n " (is a file)" >&2
                else
                    echo -n " (is not a file, either)" >&2
                fi
            fi
            echo
            stat=1
        fi
    done
    return ${stat}
}

main "${@}"