私はLinuxでスクリプトを見ました。これが何を意味するのか知りたいです。
if [ ! -e "$exe" ]; then
exe='/path to some file'
fi
ベストアンサー1
info test
詳細を表示するには実行してください。
16.3.3 File characteristic tests
--------------------------------
These options test other file characteristics.
‘-e FILE’
True if FILE exists.
‘-s FILE’
True if FILE exists and has a size greater than zero.
‘FILE1 -nt FILE2’
True if FILE1 is newer (according to modification date) than FILE2,
or if FILE1 exists and FILE2 does not.
‘FILE1 -ot FILE2’
True if FILE1 is older (according to modification date) than FILE2,
or if FILE2 exists and FILE1 does not.
‘FILE1 -ef FILE2’
True if FILE1 and FILE2 have the same device and inode numbers,
i.e., if they are hard links to each other.