t/yflags-cmdline-override.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2017 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 automake can cope with user-redefinition of $(YFLAGS)
  18 # at configure time and/or at make time.
  19
  20 required='cc yacc'
  21 . test-init.sh
  22
  23 cat >> configure.ac <<'END'
  24 AC_PROG_CC
  25 AC_PROG_YACC
  26 AC_OUTPUT
  27 END
  28
  29 cat > Makefile.am <<'END'
  30 bin_PROGRAMS = foo
  31 foo_SOURCES = foo.y
  32 # A minor automake wart: automake doesn't generate code to clean
  33 # '*.output' files generated by yacc (it's not even clear if that
  34 # would be useful in general, so it's probably better to be
  35 # conservative).
  36 CLEANFILES = foo.output
  37 # As the '-d' flag won't be given at automake time, automake won't
  38 # be able to generate code to clean 'foo.h'.  We can't really blame
  39 # automake for that.
  40 MAINTAINERCLEANFILES = foo.h
  41 END
  42
  43 cat > foo.y << 'END'
  44 %{
  45 int yylex () { return 0; }
  46 void yyerror (char *s) { return; }
  47 int main () { return 0; }
  48 %}
  49 %%
  50 foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
  51 END
  52
  53 $ACLOCAL
  54 $AUTOMAKE -a
  55 $AUTOCONF
  56
  57 ./configure YFLAGS='-d -v'
  58 $MAKE
  59 ls -l
  60 test -f foo.c
  61 test -f foo.h
  62 test -f foo.output
  63
  64 $MAKE maintainer-clean
  65 ls -l
  66
  67 ./configure YFLAGS='-v'
  68 $MAKE
  69 ls -l
  70 test -f foo.c
  71 test ! -e foo.h
  72 test -f foo.output
  73
  74 $MAKE maintainer-clean
  75 ls -l
  76
  77 ./configure YFLAGS='-v'
  78 run_make YFLAGS=-d
  79 ls -l
  80 test -f foo.c
  81 test -f foo.h
  82 test ! -e foo.output
  83
  84 $MAKE maintainer-clean
  85 ls -l
  86
  87 :