2004-03-05 Joel Sherrill <joel@OARcorp.com>

	* libcsupport/src/newlibc.c, libcsupport/src/sync.c: Eliminate
	warnings.  Explicitly defeat __STRICT_ANSI__ since both
	legitimately use routines beyond ANSI.

3 files changed, 54 insertions, 19 deletions

diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog
index 84d04fcb34..19f41cbc1e 100644
--- a/cpukit/ChangeLog
+++ b/cpukit/ChangeLog
@@ -1,5 +1,11 @@
 2004-03-05	Joel Sherrill <joel@OARcorp.com>
 
+	* libcsupport/src/newlibc.c, libcsupport/src/sync.c: Eliminate
+	warnings.  Explicitly defeat __STRICT_ANSI__ since both 
+	legitimately use routines beyond ANSI.
+
+2004-03-05	Joel Sherrill <joel@OARcorp.com>
+
 	* cpukit/libblock/src/bdbuf.c: Initialize pointer to avoid warning.
 
 2004-03-05	Joel Sherrill <joel@OARcorp.com>
diff --git a/cpukit/libcsupport/src/newlibc.c b/cpukit/libcsupport/src/newlibc.c
index dcd7dae3b2..b9ba3f8355 100644
--- a/cpukit/libcsupport/src/newlibc.c
+++ b/cpukit/libcsupport/src/newlibc.c
@@ -22,6 +22,12 @@
 
 #if defined(RTEMS_NEWLIB)
 #include <rtems/libcsupport.h>
+
+/* Since we compile with strict ANSI we need to undef it to get
+ * prototypes for extensions
+ */
+#undef __STRICT_ANSI__
+
 #include <stdlib.h>             /* for free() */
 #include <string.h>             /* for memset() */
 
@@ -126,26 +132,26 @@ rtems_boolean libc_create_hook(
   {   
  
 #ifdef __GNUC__
-	  /* GCC extension: structure constants */
-	  _REENT_INIT_PTR((ptr));
+      /* GCC extension: structure constants */
+      _REENT_INIT_PTR((ptr));
 #else
-	  /* 
-	   *  WARNING: THIS IS VERY DEPENDENT ON NEWLIB!!! 
-	   *           Last visual check was against newlib 1.8.2 but last known
-	   *           use was against 1.7.0.  This is basically an exansion of
-	   *           REENT_INIT() in <sys/reent.h>.
-	   */
-	  memset(ptr, 0, sizeof(*ptr));
-	  ptr->_stdin = &ptr->__sf[0];
-	  ptr->_stdout = &ptr->__sf[1];
-	  ptr->_stderr = &ptr->__sf[2];
-	  ptr->_current_locale = "C";
-	  ptr->_new._reent._rand_next = 1;
+      /* 
+       *  WARNING: THIS IS VERY DEPENDENT ON NEWLIB!!! 
+       *           Last visual check was against newlib 1.8.2 but last known
+       *           use was against 1.7.0.  This is basically an exansion of
+       *           REENT_INIT() in <sys/reent.h>.
+       */
+      memset(ptr, 0, sizeof(*ptr));
+      ptr->_stdin = &ptr->__sf[0];
+      ptr->_stdout = &ptr->__sf[1];
+      ptr->_stderr = &ptr->__sf[2];
+      ptr->_current_locale = "C";
+      ptr->_new._reent._rand_next = 1;
 #endif
 
-	  creating_task->libc_reent = ptr;
-	  return TRUE;
-  }	  
+      creating_task->libc_reent = ptr;
+      return TRUE;
+  }
   else
       return FALSE;
 
@@ -235,7 +241,6 @@ rtems_extension libc_delete_hook(
     ptr = deleted_task->libc_reent;
   }
 
-  /* if (ptr) */
   if (ptr && ptr != &libc_global_reent) {
 /*
     _wrapup_reent(ptr);
@@ -248,7 +253,7 @@ rtems_extension libc_delete_hook(
 #if REENT_MALLOCED
     free(ptr);
 #else
-	_Workspace_Free(ptr);
+    _Workspace_Free(ptr);
 #endif
   }
 
diff --git a/cpukit/libcsupport/src/sync.c b/cpukit/libcsupport/src/sync.c
index 4d317ce0b1..8d1f52e725 100644
--- a/cpukit/libcsupport/src/sync.c
+++ b/cpukit/libcsupport/src/sync.c
@@ -21,6 +21,13 @@
 #include "config.h"
 #endif
 
+/* Since we compile with strict ANSI we need to undef it to get
+ * prototypes for extensions
+ */
+#undef __STRICT_ANSI__
+int fdatasync(int);        /* still not always prototyped */
+
+
 #include <unistd.h>
 #include <stdio.h>
 
@@ -35,6 +42,7 @@
 /* XXX check standards -- Linux version appears to be void */
 void _fwalk(struct _reent *, void *);
 
+
 static void sync_wrapper(FILE *f)
 {
   int fn = fileno(f);
@@ -60,6 +68,22 @@ static void sync_per_thread(Thread_Control *t)
 
 int sync(void)
 {
+  extern struct _reent libc_global_reent;
+
+  /*
+   *  Walk the one used initially by RTEMS.
+   */
+  _fwalk(&libc_global_reent, sync_wrapper);
+
+  /*
+   *  XXX Do we walk the one used globally by newlib?
+   *  XXX Do we need the RTEMS global one?
+   */
+
+  /*
+   *  Now walk all the per-thread reentrancy structures.
+   */
   rtems_iterate_over_all_threads(sync_per_thread);
+
   return 0;
 }