# 4. Finally
# $ exit
+ME_=`expr "./$0" : '.*/\(.*\)$'`
+
+# We use a trap below for cleanup. This requires us to go through
+# hoops to get the right exit status transported through the handler.
+# So use `Exit STATUS' instead of `exit STATUS' inside of the tests.
+# Turn off errexit here so that we don't trip the bug with OSF1/Tru64
+# sh inside this function.
+Exit () { set +e; (exit $1); exit $1; }
+
+# Print warnings (e.g., about skipped and failed tests) to this file number.
+# Override by defining to say, 9, in init.cfg, and putting say,
+# "export ...ENVVAR_SETTINGS...; exec 9>&2; $(SHELL)" in the definition
+# of TESTS_ENVIRONMENT in your tests/Makefile.am file.
+# This is useful when using automake's parallel tests mode, to print
+# the reason for skip/failure to console, rather than to the .log files.
+: ${stderr_fileno_=2}
+
+warn_() { echo "$@" 1>&$stderr_fileno_; }
+fail_() { warn_ "$ME_: failed test: $@"; Exit 1; }
+skip_() { warn_ "$ME_: skipped test: $@"; Exit 77; }
+framework_failure_() { warn_ "$ME_: set-up failure: $@"; Exit 99; }
+
# We require $(...) support unconditionally.
# We require a few additional shell features only when $EXEEXT is nonempty,
# in order to support automatic $EXEEXT emulation:
# It does not evaluate any of the code after the "unexpected" `('. Thus,
# we must run it in a subshell.
( eval "$gl_shell_test_script_" ) > /dev/null 2>&1
- if test $? != 9; then
+ if test $? = 9; then
+ : # The current shell is adequate. No re-exec required.
+ else
+ # Search for a shell that meets our requirements.
for re_shell_ in "${CONFIG_SHELL:-no_shell}" /bin/sh bash dash zsh pdksh fail
do
test "$re_shell_" = no_shell && continue
test "$re_shell_" = fail && skip_ failed to find an adequate shell
"$re_shell_" -c "$gl_shell_test_script_" 2>/dev/null
- if test $? = 2; then
+ if test $? = 9; then
+ # Found an acceptable shell.
exec "$re_shell_" "$0" --no-reexec "$@"
echo "$ME_: exec failed" 1>&2
exit 127
: ${MALLOC_PERTURB_=87}
export MALLOC_PERTURB_
-# We use a trap below for cleanup. This requires us to go through
-# hoops to get the right exit status transported through the handler.
-# So use `Exit STATUS' instead of `exit STATUS' inside of the tests.
-# Turn off errexit here so that we don't trip the bug with OSF1/Tru64
-# sh inside this function.
-Exit () { set +e; (exit $1); exit $1; }
-
-# Print warnings (e.g., about skipped and failed tests) to this file number.
-# Override by defining to say, 9, in init.cfg, and putting say,
-# "export ...ENVVAR_SETTINGS...; exec 9>&2; $(SHELL)" in the definition
-# of TESTS_ENVIRONMENT in your tests/Makefile.am file.
-# This is useful when using automake's parallel tests mode, to print
-# the reason for skip/failure to console, rather than to the .log files.
-: ${stderr_fileno_=2}
-
-warn_() { echo "$@" 1>&$stderr_fileno_; }
-fail_() { warn_ "$ME_: failed test: $@"; Exit 1; }
-skip_() { warn_ "$ME_: skipped test: $@"; Exit 77; }
-framework_failure_() { warn_ "$ME_: set-up failure: $@"; Exit 1; }
-
# This is a stub function that is run upon trap (upon regular exit and
# interrupt). Override it with a per-test function, e.g., to unmount
# a partition, or to undo any other global state changes.
cleanup_() { :; }
-if ( diff --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+if ( diff --version < /dev/null 2>&1 | grep GNU ) > /dev/null 2>&1; then
compare() { diff -u "$@"; }
-elif ( cmp --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+elif ( cmp --version < /dev/null 2>&1 | grep GNU ) > /dev/null 2>&1; then
compare() { cmp -s "$@"; }
else
compare() { cmp "$@"; }
test "$VERBOSE" = yes && set -x
initial_cwd_=$PWD
- ME_=`expr "./$0" : '.*/\(.*\)$'`
pfx_=`testdir_prefix_`
test_dir_=`mktempd_ "$initial_cwd_" "$pfx_-$ME_.XXXX"` \
|| fail_ "failed to create temporary directory in $initial_cwd_"
cd "$test_dir_"
- # These trap statements ensure that the temporary directory, $test_dir_,
- # is removed upon exit as well as upon receipt of any of the listed signals.
- trap remove_tmp_ 0
+ # This trap statement, along with a trap on 0 below, ensure that the
+ # temporary directory, $test_dir_, is removed upon exit as well as
+ # upon receipt of any of the listed signals.
for sig_ in 1 2 3 13 15; do
eval "trap 'Exit $(expr $sig_ + 128)' $sig_"
done
&& . "$srcdir/init.cfg"
setup_ "$@"
+# This trap is here, rather than in the setup_ function, because some
+# shells run the exit trap at shell function exit, rather than script exit.
+trap remove_tmp_ 0