basdefs.h: Add and use RTEMS_UNUSED

32 files changed, 54 insertions, 39 deletions

diff --git a/cpukit/libcsupport/src/__gettod.c b/cpukit/libcsupport/src/__gettod.c
index b0b60de367..578369b4c3 100644
--- a/cpukit/libcsupport/src/__gettod.c
+++ b/cpukit/libcsupport/src/__gettod.c
@@ -39,7 +39,7 @@
  */
 int gettimeofday(
   struct timeval *__restrict tp,
-  void *__restrict __tz __attribute__((unused))
+  void *__restrict __tz RTEMS_UNUSED
 )
 {
   /* struct timezone* tzp = (struct timezone*) __tz; */
@@ -70,7 +70,7 @@ int gettimeofday(
  *  "Reentrant" version
  */
 int _gettimeofday_r(
-  struct _reent   *ignored_reentrancy_stuff __attribute__((unused)),
+  struct _reent   *ignored_reentrancy_stuff RTEMS_UNUSED,
   struct timeval  *tp,
   void           *__tz
 )
diff --git a/cpukit/libcsupport/src/__times.c b/cpukit/libcsupport/src/__times.c
index e5ec411543..ea6d1c65a7 100644
--- a/cpukit/libcsupport/src/__times.c
+++ b/cpukit/libcsupport/src/__times.c
@@ -115,7 +115,7 @@ clock_t times(
  *  This is the Newlib dependent reentrant version of times().
  */
 clock_t _times_r(
-   struct _reent *ptr __attribute__((unused)),
+   struct _reent *ptr RTEMS_UNUSED,
    struct tms  *ptms
 )
 {
diff --git a/cpukit/libcsupport/src/_calloc_r.c b/cpukit/libcsupport/src/_calloc_r.c
index 11dd49b73f..58e6a5cba1 100644
--- a/cpukit/libcsupport/src/_calloc_r.c
+++ b/cpukit/libcsupport/src/_calloc_r.c
@@ -23,11 +23,12 @@
 #include <stdlib.h>
 
 void *_calloc_r(
-  struct _reent *ignored __attribute__((unused)),
+  struct _reent *ignored,
   size_t         elements,
   size_t         size
 )
 {
+  (void) ignored;
   return calloc( elements, size );
 }
 #endif
diff --git a/cpukit/libcsupport/src/_free_r.c b/cpukit/libcsupport/src/_free_r.c
index b8a654e6bc..3bd6025958 100644
--- a/cpukit/libcsupport/src/_free_r.c
+++ b/cpukit/libcsupport/src/_free_r.c
@@ -23,10 +23,11 @@
 #include <stdlib.h>
 
 void _free_r(
-  struct _reent *ignored __attribute__((unused)),
+  struct _reent *ignored,
   void          *ptr
 )
 {
+  (void) ignored;
   free( ptr );
 }
 #endif
diff --git a/cpukit/libcsupport/src/_malloc_r.c b/cpukit/libcsupport/src/_malloc_r.c
index 0af41003f5..311f6d1669 100644
--- a/cpukit/libcsupport/src/_malloc_r.c
+++ b/cpukit/libcsupport/src/_malloc_r.c
@@ -18,10 +18,11 @@
 #include <stdlib.h>
 
 void *_malloc_r(
-  struct _reent *ignored __attribute__((unused)),
+  struct _reent *ignored,
   size_t         size
 )
 {
+  (void) ignored;
   return malloc( size );
 }
 #endif
diff --git a/cpukit/libcsupport/src/_realloc_r.c b/cpukit/libcsupport/src/_realloc_r.c
index 06743c51a2..32880802d4 100644
--- a/cpukit/libcsupport/src/_realloc_r.c
+++ b/cpukit/libcsupport/src/_realloc_r.c
@@ -23,11 +23,12 @@
 #include <stdlib.h>
 
 void *_realloc_r(
-  struct _reent *ignored __attribute__((unused)),
+  struct _reent *ignored,
   void          *ptr,
   size_t         size
 )
 {
+  (void) ignored;
   return realloc( ptr, size );
 }
 #endif
diff --git a/cpukit/libcsupport/src/_rename_r.c b/cpukit/libcsupport/src/_rename_r.c
index e097a5e309..6f31088278 100644
--- a/cpukit/libcsupport/src/_rename_r.c
+++ b/cpukit/libcsupport/src/_rename_r.c
@@ -31,7 +31,7 @@
  *  POSIX 1003.1b - 5.3.4 - Rename a file
  */
 int _rename_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *old,
   const char    *new
 )
diff --git a/cpukit/libcsupport/src/assocnamebad.c b/cpukit/libcsupport/src/assocnamebad.c
index 7977f88949..33691419fb 100644
--- a/cpukit/libcsupport/src/assocnamebad.c
+++ b/cpukit/libcsupport/src/assocnamebad.c
@@ -22,7 +22,7 @@ rtems_assoc_name_bad(
 #ifdef RTEMS_DEBUG
     uint32_t   bad_value
 #else
-    uint32_t   bad_value __attribute((unused))
+    uint32_t   bad_value RTEMS_UNUSED
 #endif
 )
 {
diff --git a/cpukit/libcsupport/src/close.c b/cpukit/libcsupport/src/close.c
index c6d4e8fd59..139ffd266a 100644
--- a/cpukit/libcsupport/src/close.c
+++ b/cpukit/libcsupport/src/close.c
@@ -51,7 +51,7 @@ int close(
 #include <reent.h>
 
 int _close_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int            fd
 )
 {
diff --git a/cpukit/libcsupport/src/envlock.c b/cpukit/libcsupport/src/envlock.c
index bc6f02c9f7..48cb2e0f1b 100644
--- a/cpukit/libcsupport/src/envlock.c
+++ b/cpukit/libcsupport/src/envlock.c
@@ -105,13 +105,13 @@ __env_unlock(struct _reent *r)
 #include <rtems/libio_.h>
 
 void
-__env_lock(struct _reent *r __attribute__((unused)))
+__env_lock(struct _reent *r RTEMS_UNUSED)
 {
   rtems_libio_lock();
 }
 
 void
-__env_unlock(struct _reent *r __attribute__((unused)))
+__env_unlock(struct _reent *r RTEMS_UNUSED)
 {
   rtems_libio_unlock();
 }
diff --git a/cpukit/libcsupport/src/fcntl.c b/cpukit/libcsupport/src/fcntl.c
index ddaf447060..e7b6b23479 100644
--- a/cpukit/libcsupport/src/fcntl.c
+++ b/cpukit/libcsupport/src/fcntl.c
@@ -239,7 +239,7 @@ int fcntl(
 #include <reent.h>
 
 int _fcntl_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int fd,
   int cmd,
   int arg
diff --git a/cpukit/libcsupport/src/flockfile.c b/cpukit/libcsupport/src/flockfile.c
index b4c28d8ce5..511badd219 100644
--- a/cpukit/libcsupport/src/flockfile.c
+++ b/cpukit/libcsupport/src/flockfile.c
@@ -23,8 +23,9 @@
 /**
  *  This is a non-functional stub 
  */
-void flockfile(FILE* file __attribute__((unused)))
+void flockfile(FILE* file)
 {
+  (void) file;
 }
 
 #endif
diff --git a/cpukit/libcsupport/src/fstat.c b/cpukit/libcsupport/src/fstat.c
index 51c8f031e6..8b39c438f4 100644
--- a/cpukit/libcsupport/src/fstat.c
+++ b/cpukit/libcsupport/src/fstat.c
@@ -60,7 +60,7 @@ int fstat(
 #include <reent.h>
 
 int _fstat_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int            fd,
   struct stat   *buf
 )
diff --git a/cpukit/libcsupport/src/ftrylockfile.c b/cpukit/libcsupport/src/ftrylockfile.c
index 54d5419c60..bc567e49a7 100644
--- a/cpukit/libcsupport/src/ftrylockfile.c
+++ b/cpukit/libcsupport/src/ftrylockfile.c
@@ -17,8 +17,9 @@
 #include <errno.h>
 
 /* This is a non-functional stub */
-int ftrylockfile(FILE* file __attribute__((unused)))
+int ftrylockfile(FILE* file)
 {
+  (void) file;
   rtems_set_errno_and_return_minus_one( ENOTSUP );
 }
 
diff --git a/cpukit/libcsupport/src/funlockfile.c b/cpukit/libcsupport/src/funlockfile.c
index 46e8af33bb..bf409da8a3 100644
--- a/cpukit/libcsupport/src/funlockfile.c
+++ b/cpukit/libcsupport/src/funlockfile.c
@@ -24,8 +24,9 @@
 /**
  * This is a non-functional stub 
  */
-void funlockfile(FILE* file __attribute__((unused)))
+void funlockfile(FILE* file)
 {
+  (void) file;
 }
 
 #endif
diff --git a/cpukit/libcsupport/src/getpid.c b/cpukit/libcsupport/src/getpid.c
index b2cd19b999..53ab2f4dc8 100644
--- a/cpukit/libcsupport/src/getpid.c
+++ b/cpukit/libcsupport/src/getpid.c
@@ -30,7 +30,7 @@ pid_t getpid( void )
  *  This is the Newlib dependent reentrant version of getpid().
  */
 pid_t _getpid_r(
-  struct _reent *ptr __attribute__((unused))
+  struct _reent *ptr RTEMS_UNUSED
 )
 {
   return getpid();
diff --git a/cpukit/libcsupport/src/isatty_r.c b/cpukit/libcsupport/src/isatty_r.c
index 89df9a745a..a23417245c 100644
--- a/cpukit/libcsupport/src/isatty_r.c
+++ b/cpukit/libcsupport/src/isatty_r.c
@@ -28,10 +28,11 @@
 #include <sys/stat.h>
 
 int _isatty_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr,
   int            fd
 )
 {
+  (void) ptr;
   return isatty( fd );
 }
 #endif
diff --git a/cpukit/libcsupport/src/link.c b/cpukit/libcsupport/src/link.c
index 3bec15e6aa..faea544e29 100644
--- a/cpukit/libcsupport/src/link.c
+++ b/cpukit/libcsupport/src/link.c
@@ -66,7 +66,7 @@ int link( const char *path1, const char *path2 )
  *  This is the Newlib dependent reentrant version of link().
  */
 int _link_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *path1,
   const char    *path2
 )
diff --git a/cpukit/libcsupport/src/lseek.c b/cpukit/libcsupport/src/lseek.c
index 60c391f680..f5c6fa6226 100644
--- a/cpukit/libcsupport/src/lseek.c
+++ b/cpukit/libcsupport/src/lseek.c
@@ -39,7 +39,7 @@ off_t lseek( int fd, off_t offset, int whence )
 #include <reent.h>
 
 off_t _lseek_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int            fd,
   off_t          offset,
   int            whence
diff --git a/cpukit/libcsupport/src/newlibc_reent.c b/cpukit/libcsupport/src/newlibc_reent.c
index 430157cf0f..bf8847ce13 100644
--- a/cpukit/libcsupport/src/newlibc_reent.c
+++ b/cpukit/libcsupport/src/newlibc_reent.c
@@ -31,7 +31,7 @@
 #include <rtems/score/wkspace.h>
 
 bool newlib_create_hook(
-  rtems_tcb *current_task __attribute__((unused)),
+  rtems_tcb *current_task RTEMS_UNUSED,
   rtems_tcb *creating_task
 )
 {
diff --git a/cpukit/libcsupport/src/open.c b/cpukit/libcsupport/src/open.c
index 4fb2ea2d93..62ce507284 100644
--- a/cpukit/libcsupport/src/open.c
+++ b/cpukit/libcsupport/src/open.c
@@ -161,7 +161,7 @@ int open( const char *path, int oflag, ... )
  *  This is the Newlib dependent reentrant version of open().
  */
 int _open_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *buf,
   int            oflag,
   int            mode
diff --git a/cpukit/libcsupport/src/printk_plugin.c b/cpukit/libcsupport/src/printk_plugin.c
index 9d9f3de379..b600378d0a 100644
--- a/cpukit/libcsupport/src/printk_plugin.c
+++ b/cpukit/libcsupport/src/printk_plugin.c
@@ -22,13 +22,15 @@
 #include <rtems/bspIo.h>
 
 int printk_plugin(
-  void *ignored __attribute__((unused)),
+  void *ignored,
   const char *format,
   ...
 )
 {
   va_list arg_pointer;
 
+  (void) ignored;
+
   va_start (arg_pointer, format);
 
   vprintk( format, arg_pointer );
diff --git a/cpukit/libcsupport/src/read.c b/cpukit/libcsupport/src/read.c
index 10b4e4e24a..a5df6a1140 100644
--- a/cpukit/libcsupport/src/read.c
+++ b/cpukit/libcsupport/src/read.c
@@ -53,7 +53,7 @@ ssize_t read(
  *  This is the Newlib dependent reentrant version of read().
  */
 ssize_t _read_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int            fd,
   void          *buf,
   size_t         nbytes
diff --git a/cpukit/libcsupport/src/rtems_heap_null_extend.c b/cpukit/libcsupport/src/rtems_heap_null_extend.c
index d36e00bbe3..329956cbf5 100644
--- a/cpukit/libcsupport/src/rtems_heap_null_extend.c
+++ b/cpukit/libcsupport/src/rtems_heap_null_extend.c
@@ -19,8 +19,8 @@
 #include <rtems/malloc.h>
 
 void *rtems_heap_null_extend(
-  Heap_Control *heap __attribute__((unused)),
-  size_t alloc_size __attribute__((unused))
+  Heap_Control *heap RTEMS_UNUSED,
+  size_t alloc_size RTEMS_UNUSED
 )
 {
   return NULL;
diff --git a/cpukit/libcsupport/src/setpgid.c b/cpukit/libcsupport/src/setpgid.c
index f3251bcacd..dd810d7559 100644
--- a/cpukit/libcsupport/src/setpgid.c
+++ b/cpukit/libcsupport/src/setpgid.c
@@ -17,9 +17,11 @@
  *  4.3.3 Set Process Group ID for Job Control, P1003.1b-1993, p. 89
  */
 int setpgid(
-  pid_t  pid __attribute__((unused)),
-  pid_t  pgid __attribute__((unused))
+  pid_t  pid,
+  pid_t  pgid
 )
 {
+  (void) pid;
+  (void) pgid;
   rtems_set_errno_and_return_minus_one( ENOSYS );
 }
diff --git a/cpukit/libcsupport/src/stat.c b/cpukit/libcsupport/src/stat.c
index 7a48f40e5a..f5b72fa282 100644
--- a/cpukit/libcsupport/src/stat.c
+++ b/cpukit/libcsupport/src/stat.c
@@ -69,7 +69,7 @@ int _STAT_NAME( const char *path, struct stat *buf )
  *  Prototype to avoid warnings
  */
 int _STAT_R_NAME(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *path,
   struct stat   *buf
 );
@@ -78,7 +78,7 @@ int _STAT_R_NAME(
  *  This is the Newlib dependent reentrant version of stat() and lstat().
  */
 int _STAT_R_NAME(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *path,
   struct stat   *buf
 )
diff --git a/cpukit/libcsupport/src/tcflow.c b/cpukit/libcsupport/src/tcflow.c
index 50763efcb2..710289c7df 100644
--- a/cpukit/libcsupport/src/tcflow.c
+++ b/cpukit/libcsupport/src/tcflow.c
@@ -25,10 +25,12 @@
 #include <rtems/seterr.h>
 
 int tcflow (
-  int fd __attribute__((unused)),
+  int fd,
   int action
 )
 {
+  (void) fd;
+
   switch (action) {
     case TCOOFF:
     case TCOON:
diff --git a/cpukit/libcsupport/src/tcgetpgrp.c b/cpukit/libcsupport/src/tcgetpgrp.c
index 5bbf9c67b8..61585b1826 100644
--- a/cpukit/libcsupport/src/tcgetpgrp.c
+++ b/cpukit/libcsupport/src/tcgetpgrp.c
@@ -26,8 +26,9 @@
 /**
  *  POSIX 1003.1b 7.2.3 - Get Foreground Process Group ID
  */
-pid_t tcgetpgrp(int fd __attribute__((unused)))
+pid_t tcgetpgrp(int fd)
 {
+  (void) fd;
   return getpid();
 }
 
diff --git a/cpukit/libcsupport/src/tcsendbreak.c b/cpukit/libcsupport/src/tcsendbreak.c
index 3b2bfa8da7..0f2e15c5fa 100644
--- a/cpukit/libcsupport/src/tcsendbreak.c
+++ b/cpukit/libcsupport/src/tcsendbreak.c
@@ -30,8 +30,8 @@
 #include <rtems/libio.h>
 
 int tcsendbreak (
-  int fd __attribute__((unused)),
-  int duration __attribute__((unused)) )
+  int fd RTEMS_UNUSED,
+  int duration RTEMS_UNUSED )
 {
   return 0;
 }
diff --git a/cpukit/libcsupport/src/tcsetpgrp.c b/cpukit/libcsupport/src/tcsetpgrp.c
index bb459757f8..f0bbb1d0d0 100644
--- a/cpukit/libcsupport/src/tcsetpgrp.c
+++ b/cpukit/libcsupport/src/tcsetpgrp.c
@@ -33,8 +33,8 @@
  *  POSIX 1003.1b 7.2.4 - Set Foreground Process Group ID
  */
 int tcsetpgrp(
-  int fd __attribute__((unused)),
-  pid_t pid __attribute__((unused)) )
+  int fd RTEMS_UNUSED,
+  pid_t pid RTEMS_UNUSED )
 {
   return 0;
 }
diff --git a/cpukit/libcsupport/src/unlink.c b/cpukit/libcsupport/src/unlink.c
index de7c71228f..84b7994a87 100644
--- a/cpukit/libcsupport/src/unlink.c
+++ b/cpukit/libcsupport/src/unlink.c
@@ -65,7 +65,7 @@ int unlink( const char *path )
  *  This is the Newlib dependent reentrant version of unlink().
  */
 int _unlink_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   const char    *path
 )
 {
diff --git a/cpukit/libcsupport/src/write_r.c b/cpukit/libcsupport/src/write_r.c
index d3b8685bd9..12dabc9591 100644
--- a/cpukit/libcsupport/src/write_r.c
+++ b/cpukit/libcsupport/src/write_r.c
@@ -32,7 +32,7 @@
 #include <reent.h>
 
 _ssize_t _write_r(
-  struct _reent *ptr __attribute__((unused)),
+  struct _reent *ptr RTEMS_UNUSED,
   int            fd,
   const void    *buf,
   size_t         nbytes