tests/install/trap

   1 #!/bin/sh
   2 # Ensure that `install -s' doesn't infloop when its parent
   3 # process traps CHLD signal.
   4
   5 # Copyright (C) 2004-2007 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 if test "$VERBOSE" = yes; then
  21   set -x
  22   ginstall --version
  23 fi
  24
  25 . $srcdir/../test-lib.sh
  26
  27 fail=0
  28
  29 # Use a subshell and an exec to work around a bug in FreeBSD 5.0 /bin/sh.
  30 (
  31   # ash doesn't support "trap '' CHLD"; it knows only signal numbers.
  32   sig=`"$abs_top_builddir/src/kill" -l CHLD 2>/dev/null` && trap '' $sig
  33
  34   # Before 2004-04-21, install would infloop, in the `while (wait...' loop:
  35   exec ginstall -s "$abs_top_builddir/src/ginstall$EXEEXT" .
  36 )
  37
  38 (exit $fail); exit $fail