1#! /bin/sh
2# Copyright (C) 2012-2021 Free Software Foundation, Inc.
3#
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)
7# any later version.
8#
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.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <https://www.gnu.org/licenses/>.
16
17# Check that $(am__make_dryrun) works as expected.
18
19. test-init.sh
20
21plan_ 60
22
23if echo "all: ; +@printf %sbb%s aa cc" | $MAKE -n -f - | grep aabbcc; then
24  make_plus_silence () { return 0; }
25else
26  make_plus_silence () { return 1; }
27fi
28
29mkdir none # Also used later.
30if echo nil: | $MAKE -I none -f -; then
31  make_supports_option_I () { return 0; }
32else
33  make_supports_option_I () { return 1; }
34fi
35
36echo AC_OUTPUT >> configure.ac
37
38cat > Makefile.am <<'END'
39all:
40	: Dummy, nothing to do.
41run:
42	@echo ":: $$MAKEFLAGS :: $$MFLAGS ::" ;: For debugging.
43	$(am__make_dryrun) && exit 1; echo ok > from-run
44dry:
45	+@echo ":: $$MAKEFLAGS :: $$MFLAGS ::" ;: For debugging.
46	+$(am__make_dryrun) || exit 1; echo ok > from-dry
47END
48
49check_make ()
50{
51  msg= mode= condition=: directive= reason= skip_reason=
52  case $1 in
53    --dry) mode=dry;;
54    --run) mode=run;;
55    *) fatal_ "check_run: invalid usage";;
56  esac
57  shift
58  while test $# -gt 0; do
59    case $1 in
60      -C) condition=$2 skip_reason=$3; shift; shift;;
61      -M) msg=$2; shift;;
62      --) shift; break;;
63       *) break;;
64    esac
65    shift
66  done
67  for opts in '' '-s'  '-s -r'; do
68    r=ok
69    pmsg=${mode}${msg:+" [$msg]"}${opts:+" ($opts)"}
70    if $condition; then
71      $MAKE $opts "$mode" ${1+"$@"} || r='not ok'
72      test -f from-$mode            || r='not ok'
73      test ! -e bad                 || r='not ok'
74      rm -f bad from-*              || fatal_ "cleaning up"
75    else
76      directive=SKIP reason=$skip_reason
77    fi
78    result_ "$r" -D "$directive" -r "$reason" "$pmsg"
79  done
80  unset r msg pmsg opts mode condition directive reason skip_reason
81}
82
83# ----------------------------------------------------------------------
84
85$ACLOCAL    || fatal_ "aclocal failed"
86$AUTOCONF   || fatal_ "autoconf failed"
87$AUTOMAKE   || fatal_ "automake failed"
88./configure || fatal_ "configure failed"
89
90# ----------------------------------------------------------------------
91
92check_make --run
93
94# Test against a known regression.  This was especially heinous, since
95# make running in normal mode was sometimes mistaken for make running
96# in dry mode.
97check_make --run TESTS="n1.test n2.test"
98check_make --run TESTS="n1 n2" AM_MAKEFLAGS="TESTS='n1 n2'"
99check_make --run TESTS="n1 n2" AM_MAKEFLAGS='TESTS="n1 n2"'
100check_make --run FOOFLAGS="-n -n -knf2 n --none -n"
101check_make --run MYFLAGS="-n --dryrun -n --dry-run -n"
102
103# ----------------------------------------------------------------------
104
105check_make --dry -C make_plus_silence 'recipe prefix "+" unsupported' -n
106check_make --dry -C using_gmake "\$MAKE is not GNU make" --dry-run -k
107
108# ----------------------------------------------------------------------
109
110# Automake bug#13760: the "n" in "none" used to confound am__make_dryrun
111# into thinking the '-n' option had been passed.
112
113pr='bug#13760'
114
115check_make --run -C make_supports_option_I "-I make option unsupported" \
116                 -M "$pr" -I none
117
118check_make --run -C using_gmake "\$MAKE is not GNU make" \
119                 -M "$pr" -I none --include dry-run
120
121check_make --dry -C make_supports_option_I "-I make option unsupported" \
122                 -M "$pr" -I none -n
123
124check_make --dry -C using_gmake "\$MAKE is not GNU make" \
125                 -M "$pr" --dry-run -I none --include dry-run
126
127# ----------------------------------------------------------------------
128
129# Test for when shell metacharacters or backslashes are in $(MAKEFLAGS).
130
131check_metachars ()
132{
133  check_make --run -M "metachars" "$@"
134}
135
136check_metachars MYFLAGS="-n \"n\" '-n' --none -n"
137check_metachars MYFLAGS='-knf2\ n\ \\n'
138check_metachars MYFLAGS="(&) | ; \" \` '"
139check_metachars MYFLAGS=" ' # ' "
140check_metachars MYFLAGS='$(foo)'
141check_metachars MYFLAGS='$(foo -n)'
142check_metachars MYFLAGS='`touch bad`'
143check_metachars MYFLAGS='`touch --dry-run bad`'
144
145# ----------------------------------------------------------------------
146
147:
148