[PATCH 4/8] Remove ttyname()

Sebastian Huber sebastian.huber at embedded-brains.de
Thu Oct 18 13:00:10 UTC 2018


This function is provided by Newlib since 2000.

Update #3409.
---
 cpukit/Makefile.am               |   1 -
 cpukit/configure.ac              |   2 +-
 cpukit/libcsupport/src/ttyname.c | 121 ---------------------------------------
 3 files changed, 1 insertion(+), 123 deletions(-)
 delete mode 100644 cpukit/libcsupport/src/ttyname.c

diff --git a/cpukit/Makefile.am b/cpukit/Makefile.am
index 1ec4d41db0..699a065803 100644
--- a/cpukit/Makefile.am
+++ b/cpukit/Makefile.am
@@ -253,7 +253,6 @@ librtemscpu_a_SOURCES += libcsupport/src/termios_setbestbaud.c
 librtemscpu_a_SOURCES += libcsupport/src/termios_setinitialbaud.c
 librtemscpu_a_SOURCES += libcsupport/src/__times.c
 librtemscpu_a_SOURCES += libcsupport/src/truncate.c
-librtemscpu_a_SOURCES += libcsupport/src/ttyname.c
 librtemscpu_a_SOURCES += libcsupport/src/uenvgetgroups.c
 librtemscpu_a_SOURCES += libcsupport/src/umask.c
 librtemscpu_a_SOURCES += libcsupport/src/unlink.c
diff --git a/cpukit/configure.ac b/cpukit/configure.ac
index bc6337a4fc..149eb0bda0 100644
--- a/cpukit/configure.ac
+++ b/cpukit/configure.ac
@@ -164,7 +164,7 @@ AC_LANG_POP(C)
 AC_CHECK_DECLS([getrusage],,,[#include sys/resource.h])
 
 # Newlib's unix/ directory
-AC_CHECK_FUNCS([ttyname getcwd])
+AC_CHECK_FUNCS([getcwd])
 # </FIXME>
 
 # Check if the installed toolchain provides these headers
diff --git a/cpukit/libcsupport/src/ttyname.c b/cpukit/libcsupport/src/ttyname.c
deleted file mode 100644
index f136e89a17..0000000000
--- a/cpukit/libcsupport/src/ttyname.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/**
- *  @file
- *
- *  @brief Demetermine Terminal Device Name
- *  @ingroup libcsupport
- */
-
-/*
- * Copyright (c) 1988, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-
-#if HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#ifndef HAVE_TTYNAME
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <termios.h>
-#include <unistd.h>
-#include <string.h>
-#include <paths.h>
-#include <_syslist.h>
-#include <errno.h>
-
-#include <rtems/libio_.h>
-#include <rtems/seterr.h>
-
-static char ttyname_buf[sizeof (_PATH_DEV) + MAXNAMLEN];
-
-/**
- *  ttyname_r() - POSIX 1003.1b 4.7.2 - Demetermine Terminal Device Name
- */
-int ttyname_r(
-  int     fd,
-  char   *name,
-  size_t  namesize
-)
-{
-  struct stat sb;
-  struct termios tty;
-  struct dirent *dirp;
-  DIR *dp;
-  struct stat dsb;
-  char *rval;
-
-  /* Must be a terminal. */
-  if (tcgetattr (fd, &tty) < 0)
-    rtems_set_errno_and_return_minus_one(EBADF);
-
-  /* Must be a character device. */
-  if (fstat (fd, &sb) || !S_ISCHR (sb.st_mode))
-    rtems_set_errno_and_return_minus_one(EBADF);
-
-  if ((dp = opendir (_PATH_DEV)) == NULL)
-    rtems_set_errno_and_return_minus_one(EBADF);
-
-  /* Place the base directory in the path. */
-  strncpy (name, _PATH_DEV, namesize);
-
-  for (rval = NULL; (dirp = readdir (dp)) != NULL ;)
-    {
-      if (dirp->d_ino != sb.st_ino)
-	continue;
-      strcpy (name + sizeof (_PATH_DEV) - 1, dirp->d_name);
-      if (stat (name, &dsb) || sb.st_dev != dsb.st_dev ||
-	  sb.st_ino != dsb.st_ino)
-	continue;
-      rval = name;
-      break;
-    }
-  (void) closedir (dp);
-  return 0;
-}
-
-/**
- *  ttyname() - POSIX 1003.1b 4.7.2 - Determine Terminal Device Name
- */
-char *ttyname(
-  int fd
-)
-{
-  if ( !ttyname_r( fd, ttyname_buf, sizeof(ttyname_buf) ) )
-    return ttyname_buf;
-  return NULL;
-}
-
-#endif
-- 
2.16.4




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