t/yflags-cmdline-override.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 # 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 AM_LFLAGS = --never-interactive
  31
  32 bin_PROGRAMS = foo
  33 foo_SOURCES = foo.y
  34 # A minor automake wart: automake doesn't generate code to clean
  35 # '*.output' files generated by yacc (it's not even clear if that
  36 # would be useful in general, so it's probably better to be
  37 # conservative).
  38 CLEANFILES = foo.output
  39 # As the '-d' flag won't be given at automake time, automake won't
  40 # be able to generate code to clean 'foo.h'.  We can't really blame
  41 # automake for that.
  42 MAINTAINERCLEANFILES = foo.h
  43 END
  44
  45 cat > foo.y << 'END'
  46 %{
  47 int yylex () { return 0; }
  48 void yyerror (const char *s) {}
  49 int main () { return 0; }
  50 %}
  51 %%
  52 foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
  53 END
  54
  55 $ACLOCAL
  56 $AUTOMAKE -a
  57 $AUTOCONF
  58
  59 ./configure YFLAGS='-d -v'
  60 $MAKE
  61 ls -l
  62 test -f foo.c
  63 test -f foo.h
  64 test -f foo.output
  65
  66 $MAKE maintainer-clean
  67 ls -l
  68
  69 ./configure YFLAGS='-v'
  70 $MAKE
  71 ls -l
  72 test -f foo.c
  73 test ! -e foo.h
  74 test -f foo.output
  75
  76 $MAKE maintainer-clean
  77 ls -l
  78
  79 ./configure YFLAGS='-v'
  80 run_make YFLAGS=-d
  81 ls -l
  82 test -f foo.c
  83 test -f foo.h
  84 test ! -e foo.output
  85
  86 $MAKE maintainer-clean
  87 ls -l
  88
  89 :