t/yacc-d-vpath.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2012 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 <http://www.gnu.org/licenses/>.
  16
  17 # This test checks that dependent files are updated before including
  18 # in the distribution. 'parse.c' depends on 'parse.y'.  The latter is
  19 # updated so that 'parse.c' should be rebuilt.  Then we are running
  20 # 'make' and 'make distdir' and check whether the version of 'parse.c'
  21 # to be distributed is up to date.
  22
  23 # Please keep this in sync with sister test 'yaccvpath.sh'.
  24
  25 required='cc yacc'
  26 . ./defs || exit 1
  27
  28 cat >> configure.ac << 'END'
  29 AC_PROG_CC
  30 AC_PROG_YACC
  31 AC_OUTPUT
  32 END
  33
  34 cat > Makefile.am << 'END'
  35 bin_PROGRAMS = foo
  36 foo_SOURCES = parse.y foo.c
  37 AM_YFLAGS = -d
  38 END
  39
  40 # Original parser, with 'foobar'.
  41 cat > parse.y << 'END'
  42 %{
  43 int yylex () { return 0; }
  44 void yyerror (char *s) {}
  45 %}
  46 %token FOOBAR
  47 %%
  48 foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
  49 END
  50
  51 cat > foo.c << 'END'
  52 #include "parse.h"
  53 int main () { return 0; }
  54 END
  55
  56 $ACLOCAL
  57 $AUTOCONF
  58 $AUTOMAKE -a
  59
  60 $YACC -d parse.y
  61 mv y.tab.c parse.c
  62 mv y.tab.h parse.h
  63 # Sanity checks.
  64 grep foobar parse.c
  65 grep FOOBAR parse.h
  66
  67 mkdir sub
  68 cd sub
  69 ../configure
  70
  71 $sleep
  72
  73 # New parser, with 'fubar'.
  74 cat > ../parse.y << 'END'
  75 %{
  76 int yylex () { return 0; }
  77 void yyerror (char *s) {}
  78 %}
  79 %token FUBAR
  80 %%
  81 fubar : 'f' 'u' 'b' 'a' 'r' {};
  82 END
  83
  84 $MAKE
  85 $MAKE distdir
  86 $FGREP fubar $distdir/parse.c
  87 $FGREP FUBAR $distdir/parse.h
  88
  89 # Now check to make sure that 'make dist' will rebuild the parser.
  90
  91 $sleep
  92
  93 # New parser, with 'maude'.
  94 cat > ../parse.y << 'END'
  95 %{
  96 int yylex () { return 0; }
  97 void yyerror (char *s) {}
  98 %}
  99 %token MAUDE
 100 %%
 101 maude : 'm' 'a' 'u' 'd' 'e' {};
 102 END
 103
 104 $MAKE distdir
 105 $FGREP maude $distdir/parse.c
 106 $FGREP MAUDE $distdir/parse.h
 107
 108 :