2 # Copyright (C) 2011-2012 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2, or (at your option)
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 # Sanity check for the automake testsuite.
18 # Check that, in case of failing commands, the correct exit status is
19 # passed to the exit trap installed by the './defs' script.
20 # Also check that the 'errexit' shell flag is active.
27 # This test becomes more cumbersome if we keep the 'errexit' shell flag
28 # set. And removing it is no big deal, as this test is a TAP-based one,
29 # so that false positives remain very unlikely.
32 AM_TESTS_REEXEC=no; export AM_TESTS_REEXEC
34 # It's especially important that the 'unset' is done before sourcing
35 # ./defs, i.e., when 'set -e' is not active yet, for the benefit of shells
36 # (like Bash 2.05 and Solaris 10 /bin/ksh) that returns a non-zero status
37 # when unsetting an already-unset variable.
38 init='stderr_fileno_=2; unset am_explicit_skips; . ./defs'
40 for st in 1 2 3 4 5 77 99 126 127 128 129 130 255; do
41 for exit_cmd in "Exit $st" "sh -c 'exit $st'"; do
42 $SHELL -c "$init; $exit_cmd; :"
43 command_ok_ "$exit_cmd" test $? -eq $st
47 for sig in 1 2 13 15; do
48 if is_blocked_signal $sig; then
49 skip_ -r "signal $sig seems blocked"
52 if test $sig -eq 2; then
53 # Some Korn shells might otherwise get a spurious SIGINT signal when
54 # one is sent to the child $SHELL. For more details, see:
55 # <http://lists.gnu.org/archive/html/bug-autoconf/2011-09/msg00004.html>
58 $SHELL -c "$init; kill -$sig \$\$; :"
60 if test $sig -eq 2; then
61 # Reset default SIGINT handler as portably as possible.
64 if test x"$sh_errexit_works" = x"yes"; then
65 # The exit trap should turn into an hard errors any failure
67 command_ok_ "kill -$sig" test $rc -eq 99
69 # The exit trap is not installed, so that the shell should exit
70 # with status 128+n when receiving signal number n. But don't
71 # be too strict in the check, as POSIX only says that "The exit
72 # status of a command that terminated because it received a
73 # signal shall be reported as greater than 128".
74 command_ok_ "kill -$sig" test $rc -gt 128
79 : Non-existent program.
80 # Solaris 10 /bin/sh erroneously exit with success right away when the
81 # following three conditions are met at the same time:
82 # 1. the 'errexit' flag is active,
83 # 2. an exit trap is installed, and
84 # 3. a non-existing command is issued.
85 # Note that the non-existent command is issued as the last command to
86 # the shell in the next line; this is deliberate.
87 if $SHELL -c 'set -e; trap "exit \$?" 0; non-existent-program'; then
88 maybe_todo=TODO reason="known Solaris /bin/sh bug"
90 maybe_todo="" reason=""
92 $SHELL -c "$init; non-existent-program; :"
93 command_ok_ "command not found" -D "$maybe_todo" -r "$reason" \
96 : Non-executable command.
97 test -f Makefile && test ! -x Makefile || \
98 framowork_failure_ "no proper Makefile in the current directory"
99 $SHELL -c "$init; ./Makefile; :"
100 command_ok_ "permission denied" test $? -gt 0
102 : Syntax errors in the test code.
103 $SHELL -c "$init; if :; then"
104 command_ok_ "syntax error 1" test $? -gt 0
105 $SHELL -c "$init; fi"
106 command_ok_ "syntax error 2" test $? -gt 0