t/remake-deleted-m4-file.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2024 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 # Test remake rules when an m4 file gets removed and the macros it
  18 # defined get inlined into the caller.  Try with both an indirect
  19 # call and a direct one.  This can be seen as testing the "deleted
  20 # header file" issue w.r.t. aclocal.m4 dependencies.  See also
  21 # related test 'aclocal-deleted-header.sh'.
  22
  23 . test-init.sh
  24
  25 cat >> configure.ac <<'END'
  26 FOO_MACRO
  27 AC_OUTPUT
  28 END
  29
  30 cat > Makefile.am <<'END'
  31 ACLOCAL_AMFLAGS = -I m4
  32 .PHONY: test
  33 test:
  34         test '$(the_answer)' -eq 42
  35 END
  36
  37 macro_value='the_answer=42; AC_SUBST([the_answer])'
  38
  39 mkdir m4
  40
  41 cat > m4/foo.m4 <<'END'
  42 AC_DEFUN([FOO_MACRO], [BAR_MACRO])
  43 END
  44
  45 cat > m4/bar.m4 <<END
  46 AC_DEFUN([BAR_MACRO], [$macro_value])
  47 END
  48
  49 $ACLOCAL -I m4
  50 $AUTOCONF
  51 $AUTOMAKE
  52
  53 ./configure
  54 $MAKE test
  55
  56 $sleep
  57
  58 sed -e "s|BAR_MACRO|$macro_value|" m4/foo.m4 > t
  59 mv -f t m4/foo.m4
  60 rm -f m4/bar.m4
  61
  62 using_gmake || $MAKE Makefile
  63 $MAKE test
  64
  65 $sleep
  66
  67 sed -e "s|FOO_MACRO|$macro_value|" configure.ac > t
  68 mv -f t configure.ac
  69 rm -f m4/foo.m4
  70
  71 using_gmake || $MAKE Makefile
  72 $MAKE test
  73
  74 :