+++ /dev/null
-/****************************************************************************
- * *
- * GNAT RUN-TIME COMPONENTS *
- * *
- * C S T R E A M S *
- * *
- * Auxiliary C functions for Interfaces.C.Streams *
- * *
- * $Revision: 1.2.12.1 $
- * *
- * Copyright (C) 1992-2001 Free Software Foundation, Inc. *
- * *
- * GNAT is free software; you can redistribute it and/or modify it under *
- * terms of the GNU General Public License as published by the Free Soft- *
- * ware Foundation; either version 2, or (at your option) any later ver- *
- * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
- * OUT 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 distributed with GNAT; see file COPYING. If not, write *
- * to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, *
- * MA 02111-1307, USA. *
- * *
- * As a special exception, if you link this file with other files to *
- * produce an executable, this file does not by itself cause the resulting *
- * executable to be covered by the GNU General Public License. This except- *
- * ion does not however invalidate any other reasons why the executable *
- * file might be covered by the GNU Public License. *
- * *
- * GNAT was originally developed by the GNAT team at New York University. *
- * Extensive contributions were provided by Ada Core Technologies Inc. *
- * *
- ****************************************************************************/
-
-/* Routines required for implementing routines in Interfaces.C.Streams */
-
-#ifdef __vxworks
-#include "vxWorks.h"
-#endif
-
-#ifdef IN_RTS
-#include "tconfig.h"
-#include "tsystem.h"
-#include <sys/stat.h>
-#else
-#include "config.h"
-#include "system.h"
-#endif
-
-#include "adaint.h"
-
-#ifdef __EMX__
-int max_path_len = _MAX_PATH;
-#elif defined (VMS)
-#include <unixlib.h>
-int max_path_len = 255; /* PATH_MAX */
-
-#elif defined (__vxworks) || defined (__OPENNT)
-
-int max_path_len = PATH_MAX;
-
-#else
-
-#ifdef linux
-
-/* Don't use macros on GNU/Linux since they cause incompatible changes between
- glibc 2.0 and 2.1 */
-
-#ifdef stderr
-# undef stderr
-#endif
-#ifdef stdin
-# undef stdin
-#endif
-#ifdef stdout
-# undef stdout
-#endif
-
-#endif
-
-#include <sys/param.h>
-
-int max_path_len = MAXPATHLEN;
-#endif
-
-/* The _IONBF value in CYGNUS or MINGW32 stdio.h is wrong. */
-#if defined (WINNT) || defined (_WINNT)
-#undef _IONBF
-#define _IONBF 0004
-#endif
-
-
-int
-__gnat_feof (stream)
- FILE *stream;
-{
- return (feof (stream));
-}
-
-int
-__gnat_ferror (stream)
- FILE *stream;
-{
- return (ferror (stream));
-}
-
-int
-__gnat_fileno (stream)
- FILE *stream;
-{
- return (fileno (stream));
-}
-
-int
-__gnat_is_regular_file_fd (fd)
- int fd;
-{
- int ret;
- struct stat statbuf;
-
-#ifdef __EMX__
- /* Programs using screen I/O may need to reset the FPU after
- initialization of screen-handling related DLL's, so force
- DLL initialization by doing a null-write and then reset the FPU */
-
- DosWrite (0, &ret, 0, &ret);
- __gnat_init_float();
-#endif
-
- ret = fstat (fd, &statbuf);
- return (!ret && S_ISREG (statbuf.st_mode));
-}
-
-/* on some systems, the constants for seek are not defined, if so, then
- provide the conventional definitions */
-
-#ifndef SEEK_SET
-#define SEEK_SET 0 /* Set file pointer to offset */
-#define SEEK_CUR 1 /* Set file pointer to its current value plus offset */
-#define SEEK_END 2 /* Set file pointer to the size of the file plus offset */
-#endif
-
-/* if L_tmpnam is not set, use a large number that should be safe */
-#ifndef L_tmpnam
-#define L_tmpnam 256
-#endif
-
-int __gnat_constant_eof = EOF;
-int __gnat_constant_iofbf = _IOFBF;
-int __gnat_constant_iolbf = _IOLBF;
-int __gnat_constant_ionbf = _IONBF;
-int __gnat_constant_l_tmpnam = L_tmpnam;
-int __gnat_constant_seek_cur = SEEK_CUR;
-int __gnat_constant_seek_end = SEEK_END;
-int __gnat_constant_seek_set = SEEK_SET;
-
-FILE *
-__gnat_constant_stderr ()
-{
- return stderr;
-}
-
-FILE *
-__gnat_constant_stdin ()
-{
- return stdin;
-}
-
-FILE *
-__gnat_constant_stdout ()
-{
- return stdout;
-}
-
-char *
-__gnat_full_name (nam, buffer)
- char *nam;
- char *buffer;
-{
- char *p;
-
-#if defined(__EMX__) || defined (__MINGW32__)
- /* If this is a device file return it as is; under Windows NT and
- OS/2 a device file end with ":". */
- if (nam [strlen (nam) - 1] == ':')
- strcpy (buffer, nam);
- else
- {
- _fullpath (buffer, nam, max_path_len);
-
- for (p = buffer; *p; p++)
- if (*p == '/')
- *p = '\\';
- }
-
-#elif defined (MSDOS)
- _fixpath (nam, buffer);
-
-#elif defined (sgi)
-
- /* Use realpath function which resolves links and references to .. and ..
- on those Unix systems that support it. Note that GNU/Linux provides it but
- cannot handle more than 5 symbolic links in a full name, so we use the
- getcwd approach instead. */
- realpath (nam, buffer);
-
-#elif defined (VMS)
- strcpy (buffer, __gnat_to_canonical_file_spec (nam));
-
- if (buffer[0] == '/')
- strcpy (buffer, __gnat_to_host_file_spec (buffer));
- else
- {
- char nambuffer [MAXPATHLEN];
-
- strcpy (nambuffer, buffer);
- strcpy (buffer, getcwd (buffer, max_path_len, 0));
- strcat (buffer, "/");
- strcat (buffer, nambuffer);
- strcpy (buffer, __gnat_to_host_file_spec (buffer));
- }
-
- return buffer;
-
-#else
- if (nam[0] != '/')
- {
- p = getcwd (buffer, max_path_len);
- if (p == 0)
- {
- buffer[0] = '\0';
- return 0;
- }
-
- /* If the name returned is an absolute path, it is safe to append '/'
- to the path and concatenate the name of the file. */
- if (buffer[0] == '/')
- strcat (buffer, "/");
-
- strcat (buffer, nam);
- }
- else
- strcpy (buffer, nam);
-
- return buffer;
-#endif
-}
projects / msp430-gcc.git / blobdiff