long-options: add parse_gnu_standard_options_only Discussed in https://bugs.gnu.org/33468 . * lib/long-options.c (parse_long_options): Use EXIT_SUCCESS instead of 0. (parse_gnu_standard_options_only): Add function to process the GNU default options --help and --version and fail for any other unknown long or short option. See https://gnu.org/prep/standards/html_node/Command_002dLine-Interfaces.html . * lib/long-options.h (parse_gnu_standard_options_only): Declare it. * modules/long-options (depends-on): Add stdbool, exitfail. * top/maint.mk (sc_prohibit_long_options_without_use): Update syntax-check rule, add new function name.

#!/bin/sh
: ${srcdir=.}
. "$srcdir/init.sh"; path_prepend_ .

# Check that an atexit handler is called when main() returns normally.
echo > t-atexit.tmp
test-atexit
if test -f t-atexit.tmp; then
  Exit 1
fi

# Check that an atexit handler is called when the program is left
# through exit(0).
echo > t-atexit.tmp
test-atexit 0
if test -f t-atexit.tmp; then
  Exit 1
fi

# Check that an atexit handler is called when the program is left
# through exit(1).
echo > t-atexit.tmp
test-atexit 1
if test -f t-atexit.tmp; then
  Exit 1
fi

Exit 0