t/yacc-subdir.sh

   1 #! /bin/sh
   2 # Copyright (C) 2002-2018 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 for subdir parsers.
  18
  19 required='cc yacc'
  20
  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 AUTOMAKE_OPTIONS = subdir-objects
  31 bin_PROGRAMS = foo/foo
  32 foo_foo_SOURCES = foo/parse.y
  33 AM_YFLAGS = -d
  34
  35 .PHONY: obj
  36 obj: foo/parse.$(OBJEXT)
  37
  38 .PHONY: test1 test2
  39 test1: foo/parse.$(OBJEXT)
  40         test -f foo/parse.c
  41         test -f foo/parse.$(OBJEXT)
  42 test2: foo/parse2.$(OBJEXT)
  43         test -f foo/parse2.c
  44         test -f foo/parse2.$(OBJEXT)
  45 END
  46
  47 mkdir foo
  48
  49 cat > foo/parse.y << 'END'
  50 %{
  51 int yylex () { return 0; }
  52 void yyerror (char *s) {}
  53 %}
  54 %%
  55 foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
  56 END
  57
  58 $ACLOCAL
  59 $AUTOCONF
  60 $AUTOMAKE -a
  61
  62 mkdir sub
  63 cd sub
  64
  65 ../configure
  66 $MAKE test1
  67
  68 # Aside of the rest of this test, let's see if we can recover from
  69 # parse.h removal.
  70 test -f foo/parse.h
  71 rm -f foo/parse.h
  72 $MAKE foo/parse.h
  73 test -f foo/parse.h
  74
  75 # Make sure foo/parse.h is not updated, unless when needed.
  76 $sleep
  77 touch ../foo/parse.y
  78 $MAKE obj
  79 is_newest ../foo/parse.y foo/parse.h
  80 $sleep
  81 sed 's/%%/%token TOKEN\n%%/g' ../foo/parse.y >../foo/parse.yt
  82 mv -f ../foo/parse.yt ../foo/parse.y
  83 $MAKE obj
  84 is_newest foo/parse.h ../foo/parse.y
  85
  86 # Now, adds another parser to test ylwrap.
  87
  88 cd ..
  89
  90 # Sleep some to make sure timestamp of Makefile.am will change.
  91 $sleep
  92
  93 cp foo/parse.y foo/parse2.y
  94 cat >> Makefile.am << 'END'
  95 EXTRA_foo_foo_SOURCES = foo/parse2.y
  96 END
  97
  98 $AUTOMAKE -a
  99 test -f ./ylwrap
 100
 101 cd sub
 102 # Regenerate Makefile (automatic in GNU Make, but not in other Makes).
 103 ./config.status
 104 $MAKE test2
 105
 106 :