* doc/bison.texinfo: Formatting changes.

[bison.git] / tests / actions.at

# Executing Actions.                               -*- Autotest -*-
# Copyright 2001 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

AT_BANNER([[User Actions.]])

## ------------------ ##
## Mid-rule actions.  ##
## ------------------ ##

AT_SETUP([Mid-rule actions])

# Bison once forgot the mid-rule actions.  It was because the action
# was attached to the host rule (the one with the mid-rule action),
# instead of being attached to the empty rule dedicated to this
# action.

AT_DATA([[input.y]],
[[%{
#include <stdio.h>
#include <stdlib.h>
static void yyerror (const char *msg);
static int yylex (void);
%}
%%
exp:     { printf ("0\n"); }
     '1' { printf ("1\n"); }
     '2' { printf ("2\n"); }
     '3' { printf ("3\n"); }
     '4' { printf ("4\n"); }
     '5' { printf ("5\n"); }
     '6' { printf ("6\n"); }
     '7' { printf ("7\n"); }
     '8' { printf ("8\n"); }
     '9' { printf ("9\n"); }
   ;
%%
static int
yylex (void)
{
  static const char *input = "123456789";
  return *input++;
}

static void
yyerror (const char *msg)
{
  fprintf (stderr, "%s\n", msg);
}

int
main (void)
{
  return yyparse ();
}
]])

AT_CHECK([bison input.y -d -v -o input.c])
AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -o input], 0, [], [ignore])
AT_CHECK([input], 0,
[[0
1
2
3
4
5
6
7
8
9
]])

AT_CLEANUP