tests/ls/multihardlink.sh

   1 #!/bin/sh
   2 # Ensure "ls --color" properly colors names of hard linked files.
   3
   4 # Copyright (C) 2008-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ ls
  21 working_umask_or_skip_
  22
  23 touch file file1 || framework_failure_
  24 ln file1 file2 || skip_ "can't create hard link"
  25 code_mh='44;37'
  26 code_ex='01;32'
  27 code_png='01;35'
  28 c0=$(printf '\033[0m')
  29 c_mh=$(printf '\033[%sm' $code_mh)
  30 c_ex=$(printf '\033[%sm' $code_ex)
  31 c_png=$(printf '\033[%sm' $code_png)
  32
  33 # regular file - not hard linked
  34 LS_COLORS="mh=$code_mh" ls -U1 --color=always file > out || fail=1
  35 printf "file\n" > out_ok || framework_failure_
  36 compare out out_ok || fail=1
  37
  38 # hard links
  39 LS_COLORS="mh=$code_mh" ls -U1 --color=always file1 file2 > out || fail=1
  40 printf "$c0${c_mh}file1$c0
  41 ${c_mh}file2$c0
  42 " > out_ok || framework_failure_
  43 compare out out_ok || fail=1
  44
  45 # hard links and png (hard link coloring takes precedence)
  46 mv file2 file2.png || framework_failure_
  47 LS_COLORS="mh=$code_mh:*.png=$code_png" ls -U1 --color=always file1 file2.png \
  48   > out || fail=1
  49 printf "$c0${c_mh}file1$c0
  50 ${c_mh}file2.png$c0
  51 " > out_ok || framework_failure_
  52 compare out out_ok || fail=1
  53
  54 # hard links and exe (exe coloring takes precedence)
  55 chmod a+x file2.png || framework_failure_
  56 LS_COLORS="mh=$code_mh:*.png=$code_png:ex=$code_ex" \
  57   ls -U1 --color=always file1 file2.png > out || fail=1
  58 chmod a-x file2.png || framework_failure_
  59 printf "$c0${c_ex}file1$c0
  60 ${c_ex}file2.png$c0
  61 " > out_ok || framework_failure_
  62 compare out out_ok || fail=1
  63
  64 # hard links and png (hard link coloring disabled => png coloring enabled)
  65 LS_COLORS="mh=00:*.png=$code_png" ls -U1 --color=always file1 file2.png > out \
  66   || fail=1
  67 printf "file1
  68 $c0${c_png}file2.png$c0
  69 " > out_ok || framework_failure_
  70 compare out out_ok || fail=1
  71
  72 # hard links and png (hard link coloring not enabled explicitly => png coloring)
  73 LS_COLORS="*.png=$code_png" ls -U1 --color=always file1 file2.png > out \
  74   || fail=1
  75 printf "file1
  76 $c0${c_png}file2.png$c0
  77 " > out_ok || framework_failure_
  78 compare out out_ok || fail=1
  79
  80 Exit $fail