1 /* Header file to the Fortran front-end and runtime library
2 Copyright (C) 2007, 2008, 2009, 2010
3 Free Software Foundation, Inc.
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
22 /* Flags to specify which standard/extension contains a feature.
23 Note that no features were obsoleted nor deleted in F2003.
24 Please remember to keep those definitions in sync with
26 #define GFC_STD_F2008 (1<<7) /* New in F2008. */
27 #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */
28 #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */
29 #define GFC_STD_F2003 (1<<4) /* New in F2003. */
30 #define GFC_STD_F95 (1<<3) /* New in F95. */
31 #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */
32 #define GFC_STD_F95_OBS (1<<1) /* Obsolescent in F95. */
33 #define GFC_STD_F77 (1<<0) /* Included in F77, but not deleted or
34 obsolescent in later standards. */
37 /* Bitmasks for the various FPE that can be enabled. */
38 #define GFC_FPE_INVALID (1<<0)
39 #define GFC_FPE_DENORMAL (1<<1)
40 #define GFC_FPE_ZERO (1<<2)
41 #define GFC_FPE_OVERFLOW (1<<3)
42 #define GFC_FPE_UNDERFLOW (1<<4)
43 #define GFC_FPE_PRECISION (1<<5)
46 /* Bitmasks for the various runtime checks that can be enabled. */
47 #define GFC_RTCHECK_BOUNDS (1<<0)
48 #define GFC_RTCHECK_ARRAY_TEMPS (1<<1)
49 #define GFC_RTCHECK_RECURSION (1<<2)
50 #define GFC_RTCHECK_DO (1<<3)
51 #define GFC_RTCHECK_POINTER (1<<4)
52 #define GFC_RTCHECK_MEM (1<<5)
53 #define GFC_RTCHECK_ALL (GFC_RTCHECK_BOUNDS | GFC_RTCHECK_ARRAY_TEMPS \
54 | GFC_RTCHECK_RECURSION | GFC_RTCHECK_DO \
55 | GFC_RTCHECK_POINTER | GFC_RTCHECK_MEM)
58 /* Possible values for the CONVERT I/O specifier. */
61 GFC_CONVERT_NONE = -1,
62 GFC_CONVERT_NATIVE = 0,
73 LIBERROR_FIRST = -3, /* Marker for the first error. */
74 LIBERROR_EOR = -2, /* End of record, must be negative. */
75 LIBERROR_END = -1, /* End of file, must be negative. */
76 LIBERROR_OK = 0, /* Indicates success, must be zero. */
77 LIBERROR_OS = 5000, /* OS error, more info in errno. */
78 LIBERROR_OPTION_CONFLICT,
80 LIBERROR_MISSING_OPTION,
81 LIBERROR_ALREADY_OPEN,
88 LIBERROR_READ_OVERFLOW,
90 LIBERROR_INTERNAL_UNIT,
93 LIBERROR_SHORT_RECORD,
94 LIBERROR_CORRUPT_FILE,
95 LIBERROR_LAST /* Not a real error, the last error # + 1. */
97 libgfortran_error_codes;
100 /* Default unit number for preconnected standard input and output. */
101 #define GFC_STDIN_UNIT_NUMBER 5
102 #define GFC_STDOUT_UNIT_NUMBER 6
103 #define GFC_STDERR_UNIT_NUMBER 0
106 /* FIXME: Increase to 15 for Fortran 2008. Also needs changes to
107 GFC_DTYPE_RANK_MASK. See PR 36825. */
108 #define GFC_MAX_DIMENSIONS 7
110 #define GFC_DTYPE_RANK_MASK 0x07
111 #define GFC_DTYPE_TYPE_SHIFT 3
112 #define GFC_DTYPE_TYPE_MASK 0x38
113 #define GFC_DTYPE_SIZE_SHIFT 6
117 GFC_DTYPE_UNKNOWN = 0,
119 /* TODO: recognize logical types. */