tests/install/trap.sh

   1 #!/bin/sh
   2 # Ensure that 'install -s' doesn't infloop when its parent
   3 # process traps CHLD signal.
   4
   5 # Copyright (C) 2004-2017 Free Software Foundation, Inc.
   6
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  21 print_ver_ ginstall
  22 require_trap_signame_
  23
  24
  25 # Use a subshell and an exec to work around a bug in FreeBSD 5.0 /bin/sh.
  26 (
  27   trap '' CHLD
  28
  29   # Before 2004-04-21, install would infloop, in the 'while (wait...' loop:
  30   exec ginstall -s "$abs_top_builddir/src/ginstall$EXEEXT" .
  31 )
  32
  33 Exit $fail