t/yacc-dry.sh

   1 #! /bin/sh
   2 # Copyright (C) 2010-2017 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 # Removal recovery rules for headers should not remove files with 'make -n'.
  18
  19 required='cc yacc'
  20 . test-init.sh
  21
  22 cat >> configure.ac << 'END'
  23 AC_PROG_CC
  24 AC_PROG_YACC
  25 AC_OUTPUT
  26 END
  27
  28 cat > Makefile.am << 'END'
  29 AM_YFLAGS = -d
  30 bin_PROGRAMS = foo
  31 foo_SOURCES = foo.c parse.y
  32 END
  33
  34 cat > foo.c << 'END'
  35 int main () { return 0; }
  36 END
  37
  38 cat > parse.y << 'END'
  39 %{
  40 int yylex () { return 0; }
  41 void yyerror (char *s) {}
  42 %}
  43 %%
  44 foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
  45 END
  46
  47 $ACLOCAL
  48 $AUTOMAKE --add-missing
  49 $AUTOCONF
  50 ./configure
  51 $MAKE
  52
  53 rm -f parse.h
  54 $MAKE -n parse.h
  55 test -f parse.c
  56 test ! -e parse.h
  57
  58 :