t/make-is-gnu.sh

   1 #! /bin/sh
   2 # Copyright (C) 2013-2017 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__is_gnu_make) can be used to correctly determine if
  18 # we are running under GNU make.
  19
  20 . test-init.sh
  21
  22 if using_gmake; then
  23  as_expected () { test $1 -eq 0 && test -f ok && test ! -e ko; }
  24 else
  25  as_expected () { test $1 -gt 0 && test -f ko && test ! -e ok; }
  26 fi
  27
  28 echo AC_OUTPUT >> configure.ac
  29
  30 cat > Makefile.am <<'END'
  31 all: file
  32         $(am__is_gnu_make)
  33 file:
  34         if $(am__is_gnu_make); then : > ok; else : > ko; fi
  35 END
  36
  37 $ACLOCAL
  38 $AUTOCONF
  39 $AUTOMAKE
  40 ./configure
  41
  42 st=0; $MAKE || st=$?
  43 if using_gmake; then
  44  test $st -eq 0
  45  test -f ok
  46  test ! -e ko
  47 else
  48  test $st -gt 0
  49  test -f ko
  50  test ! -e ok
  51 fi
  52
  53 rm -f ok ko
  54
  55 run_make -M -- -s file
  56 if using_gmake; then
  57  test -f ok
  58  test ! -e ko
  59 else
  60  test -f ko
  61  test ! -e ok
  62 fi
  63 test ! -s output
  64
  65 :