| /* Parser header |
| Copyright (C) 2003 Free Software Foundation, Inc. |
| Contributed by Steven Bosscher |
| |
| This file is part of GCC. |
| |
| GCC 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. |
| |
| GCC 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 GCC; see the file COPYING. If not, write to the Free |
| Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 02111-1307, USA. */ |
| |
| |
| #ifndef GFC_PARSE_H |
| #define GFC_PARSE_H |
| |
| #include "gfortran.h" |
| |
| /* Enum for what the compiler is currently doing. */ |
| typedef enum |
| { |
| COMP_NONE, COMP_PROGRAM, COMP_MODULE, COMP_SUBROUTINE, COMP_FUNCTION, |
| COMP_BLOCK_DATA, COMP_INTERFACE, COMP_DERIVED, COMP_IF, COMP_DO, |
| COMP_SELECT, COMP_FORALL, COMP_WHERE, COMP_CONTAINS |
| } |
| gfc_compile_state; |
| |
| /* Stack element for the current compilation state. These structures |
| are allocated as automatic variables. */ |
| typedef struct gfc_state_data |
| { |
| gfc_compile_state state; |
| gfc_symbol *sym; /* Block name associated with this level */ |
| gfc_symtree *do_variable; /* For DO blocks the iterator variable. */ |
| |
| struct gfc_code *head, *tail; |
| struct gfc_state_data *previous; |
| |
| /* Block-specific state data. */ |
| union |
| { |
| gfc_st_label *end_do_label; |
| } |
| ext; |
| } |
| gfc_state_data; |
| |
| extern gfc_state_data *gfc_state_stack; |
| |
| #define gfc_current_block() (gfc_state_stack->sym) |
| #define gfc_current_state() (gfc_state_stack->state) |
| |
| int gfc_check_do_variable (gfc_symtree *); |
| try gfc_find_state (gfc_compile_state); |
| gfc_state_data *gfc_enclosing_unit (gfc_compile_state *); |
| const char *gfc_ascii_statement (gfc_statement); |
| const char *gfc_state_name (gfc_compile_state); |
| |
| #endif /* GFC_PARSE_H */ |