1 /* Miscellaneous stuff that doesn't fit anywhere else.
2 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
3 Free Software Foundation, Inc.
4 Contributed by Andy Vaught
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to the Free
20 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
27 /* Get a block of memory. Many callers assume that the memory we
40 gfc_fatal_error ("Out of memory-- malloc() failed");
46 /* gfortran.h defines free to something that triggers a syntax error,
47 but we need free() here. */
63 /* Get terminal width. */
66 gfc_terminal_width (void)
72 /* Initialize a typespec to unknown. */
75 gfc_clear_ts (gfc_typespec *ts)
77 ts->type = BT_UNKNOWN;
84 /* Open a file for reading. */
87 gfc_open_file (const char *name)
94 if (stat (name, &statbuf) < 0)
97 if (!S_ISREG (statbuf.st_mode))
100 return fopen (name, "r");
104 /* Return a string for each type. */
107 gfc_basic_typename (bt type)
141 gfc_internal_error ("gfc_basic_typename(): Undefined type");
148 /* Return a string describing the type and kind of a typespec. Because
149 we return alternating buffers, this subroutine can appear twice in
150 the argument list of a single statement. */
153 gfc_typename (gfc_typespec *ts)
155 static char buffer1[GFC_MAX_SYMBOL_LEN + 7]; /* 7 for "TYPE()" + '\0'. */
156 static char buffer2[GFC_MAX_SYMBOL_LEN + 7];
160 buffer = flag ? buffer1 : buffer2;
166 sprintf (buffer, "INTEGER(%d)", ts->kind);
169 sprintf (buffer, "REAL(%d)", ts->kind);
172 sprintf (buffer, "COMPLEX(%d)", ts->kind);
175 sprintf (buffer, "LOGICAL(%d)", ts->kind);
178 sprintf (buffer, "CHARACTER(%d)", ts->kind);
181 sprintf (buffer, "HOLLERITH");
184 sprintf (buffer, "TYPE(%s)", ts->derived->name);
187 strcpy (buffer, "PROCEDURE");
190 strcpy (buffer, "UNKNOWN");
193 gfc_internal_error ("gfc_typename(): Undefined type");
200 /* Given an mstring array and a code, locate the code in the table,
201 returning a pointer to the string. */
204 gfc_code2string (const mstring *m, int code)
206 while (m->string != NULL)
213 gfc_internal_error ("gfc_code2string(): Bad code");
218 /* Given an mstring array and a string, returns the value of the tag
219 field. Returns the final tag if no matches to the string are found. */
222 gfc_string2code (const mstring *m, const char *string)
224 for (; m->string != NULL; m++)
225 if (strcmp (m->string, string) == 0)
232 /* Convert an intent code to a string. */
233 /* TODO: move to gfortran.h as define. */
236 gfc_intent_string (sym_intent i)
238 return gfc_code2string (intents, i);
242 /***************** Initialization functions ****************/
244 /* Top level initialization. */
250 gfc_scanner_init_1 ();
252 gfc_intrinsic_init_1 ();
256 /* Per program unit initialization. */
261 gfc_symbol_init_2 ();
262 gfc_module_init_2 ();
266 /******************* Destructor functions ******************/
268 /* Call all of the top level destructors. */
273 gfc_scanner_done_1 ();
274 gfc_intrinsic_done_1 ();
279 /* Per program unit destructors. */
284 gfc_symbol_done_2 ();
285 gfc_module_done_2 ();