tests/test-xstdopen.sh

   1 #!/bin/sh
   2
   3 # Test with all of stdin, stdout, stderr open.
   4 ./test-xstdopen || exit 1
   5
   6 # The syntax for closed file descriptors in sh scripts is specified by POSIX in
   7 # section 2.7.5 of
   8 # http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html
   9
  10 # Test with stdin closed.
  11 ./test-xstdopen <&- || exit 1
  12
  13 # Test with stdout closed.
  14 ./test-xstdopen >&- || exit 1
  15
  16 # Test with stderr closed.
  17 ./test-xstdopen 2>&- || exit 1
  18
  19 # Test with all of stdin, stdout, stderr closed.
  20 ./test-xstdopen <&- >&- 2>&- || exit 1