RTOS/rtems
1
0
Fork 0
forked from Imagelibrary/rtems
Code Pull Requests Activity

Updates from Tony Bennett.

Browse Source
This commit is contained in:
Joel Sherrill
1996-04-22 16:50:17 +00:00
parent 34f3d17b24
commit 1f94ed6bfd
16 changed files with 110 additions and 95 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
c/src/lib/libc/libio.c
View File

@@ -1,7 +1,4 @@
/*
* @(#)libio.c 1.1 - 95/06/02
*
*
* Provide UNIX/POSIX-like io system calls for RTEMS using the
* RTEMS IO manager
*

3
c/src/lib/libc/libio.h
View File

@@ -1,7 +1,4 @@
/*
* @(#)libio.h 1.1 - 95/06/02
*
*
* General purpose communication channel for RTEMS to allow UNIX/POSIX
* system call behavior on top of RTEMS IO devices.
*

10
c/src/lib/libc/malloc.c
View File

@@ -25,12 +25,14 @@
#include <assert.h>
#include <errno.h>
#include <string.h>
#include <unistd.h> /* sbrk(2) */
rtems_id RTEMS_Malloc_Heap;
size_t RTEMS_Malloc_Sbrk_amount;
#ifdef RTEMS_DEBUG
#define MALLOC_STATS
#define MALLOC_DIRTY
#endif
#ifdef MALLOC_STATS
@@ -202,7 +204,11 @@ void *malloc(
malloc_stats.max_depth = current_depth;
}
#endif
#ifdef MALLOC_DIRTY
(void) memset(return_this, 0xCF, size);
#endif
return return_this;
}
@@ -221,6 +227,8 @@ void *calloc(
if ( cptr )
memset( cptr, '\0', length );
MSBUMP(malloc_calls, -1); /* subtract off the malloc */
return cptr;
}

43
c/src/lib/libc/newlibc.c
View File

@@ -1,17 +1,6 @@
/*
* @(#)newlibc.c 1.9 - 95/05/16
*
*/
#if defined(RTEMS_NEWLIB)
/*
* File: newlibc.c,v
* Project: PixelFlow
* Created: 94/12/7
* Revision: 1.2
* Last Mod: 1995/05/09 20:24:37
*
* COPYRIGHT (c) 1994 by Division Incorporated
*
* To anyone who acknowledges that this file is provided "AS IS"
@@ -47,8 +36,25 @@
#include <sys/reent.h> /* for extern of _REENT (aka _impure_ptr) */
#ifdef RTEMS_UNIX
#include <stdio.h> /* for setvbuf() */
/*
* NOTE: When using RTEMS fake stat, fstat, and isatty, all output
* is line buffered so this setvbuf is not necessary. This
* setvbuf insures that we can redirect the output of a test
* on the UNIX simulator and it is in the same order as for a
* real target.
* NOTE:
* There is some problem with doing this on the hpux version
* of the UNIX simulator (symptom is printf core dumps), so
* we just don't for now.
* Not sure if this is a problem with hpux, newlib, or something else.
*/
#if defined(RTEMS_UNIX) && !defined(hpux)
#define NEED_SETVBUF
#endif
#ifdef NEED_SETVBUF
#include <stdio.h>
#endif
#include "internal.h"
@@ -196,18 +202,19 @@ libc_delete_hook(rtems_tcb *current_task,
if (current_task == deleted_task)
{
ptr = _REENT;
ptr = _REENT;
}
else
{
ptr = (struct _reent *) MY_task_get_note(deleted_task, LIBC_NOTEPAD);
ptr = (struct _reent *) MY_task_get_note(deleted_task, LIBC_NOTEPAD);
}
/* if (ptr) */
if (ptr && ptr != &libc_global_reent)
{
_wrapup_reent(ptr);
_reclaim_reent(ptr);
_wrapup_reent(ptr);
_reclaim_reent(ptr);
free(ptr);
}
MY_task_set_note(deleted_task, LIBC_NOTEPAD, 0);
@@ -218,7 +225,7 @@ libc_delete_hook(rtems_tcb *current_task,
if (current_task == deleted_task)
{
_REENT = 0;
_REENT = 0;
}
}