tests/yacc-line.test

   1 #! /bin/sh
   2 # Copyright (C) 2001-2012 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 # Check that automake yacc support ensures that yacc-generated C
  18 # files use correct "#line" directives.  Try also with the
  19 # `subdir-object' option enabled.
  20 # See also sister test `lex-line.test'.
  21
  22 required=yacc
  23 . ./defs || Exit 1
  24
  25 set -e
  26
  27 cat >> configure.in << 'END'
  28 AC_CONFIG_FILES([sub/Makefile])
  29 AC_PROG_CC
  30 AM_PROG_CC_C_O
  31 AC_PROG_YACC
  32 AC_OUTPUT
  33 END
  34
  35 mkdir dir sub sub/dir
  36
  37 cat > Makefile.am << 'END'
  38 SUBDIRS = sub
  39 bin_PROGRAMS = foo bar
  40 AM_YFLAGS = -d
  41 bar_YFLAGS =
  42 foo_SOURCES = zardoz.y
  43 bar_SOURCES = dir/quux.y
  44 ## Avoid spurious failures with Solaris make.
  45 zardoz.@OBJEXT@: zardoz.c
  46 bar-quux.@OBJEXT@: bar-quux.c
  47 END
  48
  49 cat > sub/Makefile.am << 'END'
  50 AUTOMAKE_OPTIONS = subdir-objects
  51 noinst_PROGRAMS = foo bar
  52 foo_YFLAGS = -d
  53 foo_SOURCES = zardoz.y
  54 bar_SOURCES = dir/quux.y
  55 ## Avoid spurious failures with Solaris make.
  56 foo-zardoz.@OBJEXT@: foo-zardoz.c
  57 dir/quux.@OBJEXT@: dir/quux.c
  58 END
  59
  60 cat > zardoz.y << 'END'
  61 %{
  62 int yylex () { return 0; }
  63 void yyerror (char *s) { return; }
  64 %}
  65 %%
  66 x : 'x' {};
  67 %%
  68 int main(void)
  69 {
  70   return yyparse ();
  71 }
  72 END
  73
  74 cp zardoz.y dir/quux.y
  75 cp zardoz.y sub/zardoz.y
  76 cp zardoz.y sub/dir/quux.y
  77
  78 c_outputs='zardoz.c bar-quux.c sub/foo-zardoz.c sub/dir/quux.c'
  79
  80 $ACLOCAL
  81 $AUTOCONF
  82 $AUTOMAKE -a
  83
  84 for vpath in : false; do
  85
  86   if $vpath; then
  87     srcdir=..
  88     mkdir build
  89     cd build
  90   else
  91     srcdir=.
  92   fi
  93
  94   $srcdir/configure
  95   $MAKE
  96
  97   # For debugging,
  98   ls -l . sub sub/dir
  99   $FGREP '.y' $c_outputs
 100
 101   # Adjusted "#line" should not contain reference to the builddir.
 102   $EGREP '#.*line.*(build|\.\.).*\.y' $c_outputs && Exit 1
 103   # Adjusted "#line" should not contain reference to the default
 104   # output file names, e.g., `y.tab.c' and `y.tab.h'.
 105   $EGREP '#.*line.*y\.tab\.' $c_outputs && Exit 1
 106   # Don't be excessively strict in grepping, to avoid spurious failures.
 107   grep '#.*line.*zardoz\.y' zardoz.c
 108   grep '#.*line.*quux\.y' bar-quux.c
 109   grep '#.*line.*zardoz\.y' sub/foo-zardoz.c
 110   grep '#.*line.*quux\.y' sub/dir/quux.c
 111   cd $srcdir
 112
 113 done
 114
 115 :