1 /* Header file to the Fortran front-end and runtime library
2 Copyright (C) 2007-2014 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
21 /* Flags to specify which standard/extension contains a feature.
22 Note that no features were obsoleted nor deleted in F2003.
23 Please remember to keep those definitions in sync with
25 #define GFC_STD_F2008_TS (1<<9) /* POST-F2008 technical reports. */
26 #define GFC_STD_F2008_OBS (1<<8) /* Obsolescent in F2008. */
27 #define GFC_STD_F2008 (1<<7) /* New in F2008. */
28 #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */
29 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
30 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
31 #define GFC_STD_F95 (1<<3) /* New in F95. */
32 #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
33 #define GFC_STD_F95_OBS (1<<1) /* Obsolescent in F95. */
34 #define GFC_STD_F77 (1<<0) /* Included in F77, but not deleted or
35 obsolescent in later standards. */
38 /* Bitmasks for the various FPE that can be enabled. */
39 #define GFC_FPE_INVALID (1<<0)
40 #define GFC_FPE_DENORMAL (1<<1)
41 #define GFC_FPE_ZERO (1<<2)
42 #define GFC_FPE_OVERFLOW (1<<3)
43 #define GFC_FPE_UNDERFLOW (1<<4)
44 #define GFC_FPE_INEXACT (1<<5)
46 /* Defines for floating-point rounding modes. */
47 #define GFC_FPE_DOWNWARD 1
48 #define GFC_FPE_TONEAREST 2
49 #define GFC_FPE_TOWARDZERO 3
50 #define GFC_FPE_UPWARD 4
53 /* Bitmasks for the various runtime checks that can be enabled. */
54 #define GFC_RTCHECK_BOUNDS (1<<0)
55 #define GFC_RTCHECK_ARRAY_TEMPS (1<<1)
56 #define GFC_RTCHECK_RECURSION (1<<2)
57 #define GFC_RTCHECK_DO (1<<3)
58 #define GFC_RTCHECK_POINTER (1<<4)
59 #define GFC_RTCHECK_MEM (1<<5)
60 #define GFC_RTCHECK_ALL (GFC_RTCHECK_BOUNDS | GFC_RTCHECK_ARRAY_TEMPS \
61 | GFC_RTCHECK_RECURSION | GFC_RTCHECK_DO \
62 | GFC_RTCHECK_POINTER | GFC_RTCHECK_MEM)
65 /* Possible values for the CONVERT I/O specifier. */
68 GFC_CONVERT_NONE
= -1,
69 GFC_CONVERT_NATIVE
= 0,
80 LIBERROR_FIRST
= -3, /* Marker for the first error. */
81 LIBERROR_EOR
= -2, /* End of record, must be negative. */
82 LIBERROR_END
= -1, /* End of file, must be negative. */
83 LIBERROR_OK
= 0, /* Indicates success, must be zero. */
84 LIBERROR_OS
= 5000, /* OS error, more info in errno. */
85 LIBERROR_OPTION_CONFLICT
,
87 LIBERROR_MISSING_OPTION
,
88 LIBERROR_ALREADY_OPEN
,
95 LIBERROR_READ_OVERFLOW
,
97 LIBERROR_INTERNAL_UNIT
,
100 LIBERROR_SHORT_RECORD
,
101 LIBERROR_CORRUPT_FILE
,
102 LIBERROR_INQUIRE_INTERNAL_UNIT
, /* Must be different from STAT_STOPPED_IMAGE. */
103 LIBERROR_LAST
/* Not a real error, the last error # + 1. */
105 libgfortran_error_codes
;
107 /* Must kept in sync with libgfortrancaf.h. */
110 GFC_STAT_UNLOCKED
= 0,
112 GFC_STAT_LOCKED_OTHER_IMAGE
,
113 GFC_STAT_STOPPED_IMAGE
= 6000 /* See LIBERROR_INQUIRE_INTERNAL_UNIT above. */
115 libgfortran_stat_codes
;
117 /* Default unit number for preconnected standard input and output. */
118 #define GFC_STDIN_UNIT_NUMBER 5
119 #define GFC_STDOUT_UNIT_NUMBER 6
120 #define GFC_STDERR_UNIT_NUMBER 0
123 /* FIXME: Increase to 15 for Fortran 2008. Also needs changes to
124 GFC_DTYPE_RANK_MASK. See PR 36825. */
125 #define GFC_MAX_DIMENSIONS 7
127 #define GFC_DTYPE_RANK_MASK 0x07
128 #define GFC_DTYPE_TYPE_SHIFT 3
129 #define GFC_DTYPE_TYPE_MASK 0x38
130 #define GFC_DTYPE_SIZE_SHIFT 6
132 /* Basic types. BT_VOID is used by ISO C Binding so funcs like c_f_pointer
133 can take any arg with the pointer attribute as a param. These are also
134 used in the run-time library for IO. */
136 { BT_UNKNOWN
= 0, BT_INTEGER
, BT_LOGICAL
, BT_REAL
, BT_COMPLEX
,
137 BT_DERIVED
, BT_CHARACTER
, BT_CLASS
, BT_PROCEDURE
, BT_HOLLERITH
, BT_VOID
,