t/yacc-line.sh

   1 #! /bin/sh
   2 # Copyright (C) 2001-2013 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.sh'.
  21
  22 required='cc yacc'
  23 . test-init.sh
  24
  25 cat >> configure.ac << 'END'
  26 AC_CONFIG_FILES([sub/Makefile])
  27 AC_PROG_CC
  28 AM_PROG_CC_C_O
  29 AC_PROG_YACC
  30 AC_OUTPUT
  31 END
  32
  33 mkdir dir sub sub/dir
  34
  35 cat > Makefile.am << 'END'
  36 SUBDIRS = sub
  37 bin_PROGRAMS = foo bar
  38 AM_YFLAGS = -d
  39 bar_YFLAGS =
  40 foo_SOURCES = zardoz.y
  41 bar_SOURCES = dir/quux.y
  42 ## Avoid spurious failures with Solaris make.
  43 zardoz.@OBJEXT@: zardoz.c
  44 bar-quux.@OBJEXT@: bar-quux.c
  45 END
  46
  47 cat > sub/Makefile.am << 'END'
  48 AUTOMAKE_OPTIONS = subdir-objects
  49 noinst_PROGRAMS = foo bar
  50 foo_YFLAGS = -d
  51 foo_SOURCES = zardoz.y
  52 bar_SOURCES = dir/quux.y
  53 ## Avoid spurious failures with Solaris make.
  54 foo-zardoz.@OBJEXT@: foo-zardoz.c
  55 dir/quux.@OBJEXT@: dir/quux.c
  56 END
  57
  58 cat > zardoz.y << 'END'
  59 %{
  60 int yylex () { return 0; }
  61 void yyerror (char *s) { return; }
  62 %}
  63 %%
  64 x : 'x' {};
  65 %%
  66 int main(void)
  67 {
  68   return yyparse ();
  69 }
  70 END
  71
  72 cp zardoz.y dir/quux.y
  73 cp zardoz.y sub/zardoz.y
  74 cp zardoz.y sub/dir/quux.y
  75
  76 c_outputs='zardoz.c bar-quux.c sub/foo-zardoz.c sub/dir/quux.c'
  77
  78 $ACLOCAL
  79 $AUTOCONF
  80 $AUTOMAKE -a
  81
  82 for vpath in : false; do
  83
  84   if $vpath; then
  85     srcdir=..
  86     mkdir build
  87     cd build
  88   else
  89     srcdir=.
  90   fi
  91
  92   $srcdir/configure
  93   $MAKE
  94
  95   # For debugging,
  96   ls -l . sub sub/dir
  97   $EGREP 'line|\.y' $c_outputs
  98
  99   # Adjusted "#line" should not contain reference to the builddir.
 100   grep '#.*line.*build.*\.y' $c_outputs && exit 1
 101   # Adjusted "#line" should not contain reference to the absolute
 102   # srcdir.
 103   $EGREP '#.*line *"?/.*\.y' $c_outputs && exit 1
 104   # Adjusted "#line" should not contain reference to the default
 105   # output file names, e.g., 'y.tab.c' and 'y.tab.h'.
 106   grep '#.*line.*y\.tab\.' $c_outputs && exit 1
 107   # Look out for a silly regression.
 108   grep "#.*\.y.*\.y" $c_outputs && exit 1
 109   if $vpath; then
 110     grep '#.*line.*"\.\./zardoz\.y"' zardoz.c
 111     grep '#.*line.*"\.\./dir/quux\.y"' bar-quux.c
 112     grep '#.*line.*"\.\./\.\./sub/zardoz\.y"' sub/foo-zardoz.c
 113     grep '#.*line.*"\.\./\.\./sub/dir/quux\.y"' sub/dir/quux.c
 114   else
 115     grep '#.*line.*"zardoz\.y"' zardoz.c
 116     grep '#.*line.*"dir/quux\.y"' bar-quux.c
 117     grep '#.*line.*"zardoz\.y"' sub/foo-zardoz.c
 118     grep '#.*line.*"dir/quux\.y"' sub/dir/quux.c
 119   fi
 120
 121   cd $srcdir
 122
 123 done
 124
 125 :