Merged newlib's libgloss support for rtems into this directory. This

should simplify the build process.
This commit is contained in:
Joel Sherrill
1997-01-29 00:29:25 +00:00
parent 634e746544
commit dcec5a4d60
15 changed files with 254 additions and 106 deletions

View File

@@ -13,6 +13,8 @@
#ifndef _RTEMS_LIBIO_H #ifndef _RTEMS_LIBIO_H
#define _RTEMS_LIBIO_H #define _RTEMS_LIBIO_H
#include <sys/stat.h>
typedef unsigned32 rtems_libio_offset_t; typedef unsigned32 rtems_libio_offset_t;
/* /*
@@ -88,11 +90,13 @@ typedef struct {
void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds); void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds);
void rtems_libio_init(void); void rtems_libio_init(void);
int __open(const char *pathname, unsigned32 flag, unsigned32 mode); int __rtems_open(const char *pathname, unsigned32 flag, unsigned32 mode);
int __close(int fd); int __rtems_close(int fd);
int __read(int fd, void *buffer, unsigned32 count); int __rtems_read(int fd, void *buffer, unsigned32 count);
int __write(int fd, const void *buffer, unsigned32 count); int __rtems_write(int fd, const void *buffer, unsigned32 count);
int __ioctl(int fd, unsigned32 command, void *buffer); int __rtems_ioctl(int fd, unsigned32 command, void *buffer);
int __lseek(int fd, rtems_libio_offset_t offset, int whence); int __rtems_lseek(int fd, rtems_libio_offset_t offset, int whence);
int __rtems_fstat(int _fd, struct stat* _sbuf);
int __rtems_isatty(int _fd);
#endif /* _RTEMS_LIBIO_H */ #endif /* _RTEMS_LIBIO_H */

View File

@@ -46,7 +46,7 @@ rtems_libio_t *rtems_libio_last_iop;
#define rtems_libio_check_fd(fd) \ #define rtems_libio_check_fd(fd) \
do { \ do { \
if ((fd) >= rtems_libio_number_iops) \ if ((unsigned32) (fd) >= rtems_libio_number_iops) \
{ \ { \
errno = EBADF; \ errno = EBADF; \
return -1; \ return -1; \
@@ -243,7 +243,7 @@ rtems_libio_free(rtems_libio_t *iop)
} }
int int
__open( __rtems_open(
const char *pathname, const char *pathname,
unsigned32 flag, unsigned32 flag,
unsigned32 mode) unsigned32 mode)
@@ -254,10 +254,12 @@ __open(
rtems_libio_open_close_args_t args; rtems_libio_open_close_args_t args;
if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) { if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) {
/*
if ( rc == RTEMS_UNSATISFIED ) { if ( rc == RTEMS_UNSATISFIED ) {
puts( "open -- ENOSYS case" ); puts( "open -- ENOSYS case" );
assert( 0 ); assert( 0 );
} }
*/
goto done; goto done;
} }
@@ -291,7 +293,7 @@ done:
} }
int int
__close( __rtems_close(
int fd int fd
) )
{ {
@@ -316,7 +318,7 @@ __close(
} }
int int
__read( __rtems_read(
int fd, int fd,
void * buffer, void * buffer,
unsigned32 count unsigned32 count
@@ -352,7 +354,7 @@ __read(
} }
int int
__write( __rtems_write(
int fd, int fd,
const void *buffer, const void *buffer,
unsigned32 count unsigned32 count
@@ -388,7 +390,7 @@ __write(
} }
int int
__ioctl( __rtems_ioctl(
int fd, int fd,
unsigned32 command, unsigned32 command,
void * buffer) void * buffer)
@@ -420,7 +422,7 @@ __ioctl(
int int
__lseek( __rtems_lseek(
int fd, int fd,
rtems_libio_offset_t offset, rtems_libio_offset_t offset,
int whence int whence

View File

@@ -37,7 +37,7 @@ size_t RTEMS_Malloc_Sbrk_amount;
#endif #endif
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
#define MSBUMP(f,n) malloc_stats.f += (n) #define MSBUMP(f,n) rtems_malloc_stats.f += (n)
struct { struct {
unsigned32 space_available; /* current size of malloc area */ unsigned32 space_available; /* current size of malloc area */
@@ -48,9 +48,9 @@ struct {
unsigned32 max_depth; /* most ever malloc'd at 1 time */ unsigned32 max_depth; /* most ever malloc'd at 1 time */
unsigned64 lifetime_allocated; unsigned64 lifetime_allocated;
unsigned64 lifetime_freed; unsigned64 lifetime_freed;
} malloc_stats; } rtems_malloc_stats;
#else /* No malloc_stats */ #else /* No rtems_malloc_stats */
#define MSBUMP(f,n) #define MSBUMP(f,n)
#endif #endif
@@ -115,7 +115,7 @@ void RTEMS_Malloc_Initialize(
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
/* zero all the stats */ /* zero all the stats */
(void) memset(&malloc_stats, 0, sizeof(malloc_stats)); (void) memset(&rtems_malloc_stats, 0, sizeof(rtems_malloc_stats));
#endif #endif
MSBUMP(space_available, length); MSBUMP(space_available, length);
@@ -201,9 +201,9 @@ void *malloc(
unsigned32 current_depth; unsigned32 current_depth;
status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size); status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size);
MSBUMP(lifetime_allocated, actual_size); MSBUMP(lifetime_allocated, actual_size);
current_depth = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; current_depth = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
if (current_depth > malloc_stats.max_depth) if (current_depth > rtems_malloc_stats.max_depth)
malloc_stats.max_depth = current_depth; rtems_malloc_stats.max_depth = current_depth;
} }
#endif #endif
@@ -314,23 +314,23 @@ void free(
void malloc_dump(void) void malloc_dump(void)
{ {
unsigned32 allocated = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; unsigned32 allocated = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
printf("Malloc stats\n"); printf("Malloc stats\n");
printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n", printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n",
(unsigned int) malloc_stats.space_available / 1024, (unsigned int) rtems_malloc_stats.space_available / 1024,
(unsigned int) allocated / 1024, (unsigned int) allocated / 1024,
/* avoid float! */ /* avoid float! */
(allocated * 100) / malloc_stats.space_available, (allocated * 100) / rtems_malloc_stats.space_available,
(unsigned int) malloc_stats.max_depth / 1024, (unsigned int) rtems_malloc_stats.max_depth / 1024,
(malloc_stats.max_depth * 100) / malloc_stats.space_available, (rtems_malloc_stats.max_depth * 100) / rtems_malloc_stats.space_available,
(unsigned64) malloc_stats.lifetime_allocated / 1024, (unsigned64) rtems_malloc_stats.lifetime_allocated / 1024,
(unsigned64) malloc_stats.lifetime_freed / 1024); (unsigned64) rtems_malloc_stats.lifetime_freed / 1024);
printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n", printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n",
malloc_stats.malloc_calls, rtems_malloc_stats.malloc_calls,
malloc_stats.free_calls, rtems_malloc_stats.free_calls,
malloc_stats.realloc_calls, rtems_malloc_stats.realloc_calls,
malloc_stats.calloc_calls); rtems_malloc_stats.calloc_calls);
} }

View File

@@ -1,4 +1,3 @@
#if defined(RTEMS_NEWLIB)
/* /*
* COPYRIGHT (c) 1994 by Division Incorporated * COPYRIGHT (c) 1994 by Division Incorporated
@@ -30,6 +29,8 @@
#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
#include <rtems.h> #include <rtems.h>
#if defined(RTEMS_NEWLIB)
#include <libcsupport.h> #include <libcsupport.h>
#include <stdlib.h> /* for free() */ #include <stdlib.h> /* for free() */
#include <string.h> /* for memset() */ #include <string.h> /* for memset() */
@@ -346,6 +347,8 @@ int get_errno()
* *
*/ */
#include <stdio.h>
#if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K) #if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K)
void _exit(int status) void _exit(int status)
{ {

View File

@@ -13,6 +13,8 @@
#ifndef _RTEMS_LIBIO_H #ifndef _RTEMS_LIBIO_H
#define _RTEMS_LIBIO_H #define _RTEMS_LIBIO_H
#include <sys/stat.h>
typedef unsigned32 rtems_libio_offset_t; typedef unsigned32 rtems_libio_offset_t;
/* /*
@@ -88,11 +90,13 @@ typedef struct {
void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds); void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds);
void rtems_libio_init(void); void rtems_libio_init(void);
int __open(const char *pathname, unsigned32 flag, unsigned32 mode); int __rtems_open(const char *pathname, unsigned32 flag, unsigned32 mode);
int __close(int fd); int __rtems_close(int fd);
int __read(int fd, void *buffer, unsigned32 count); int __rtems_read(int fd, void *buffer, unsigned32 count);
int __write(int fd, const void *buffer, unsigned32 count); int __rtems_write(int fd, const void *buffer, unsigned32 count);
int __ioctl(int fd, unsigned32 command, void *buffer); int __rtems_ioctl(int fd, unsigned32 command, void *buffer);
int __lseek(int fd, rtems_libio_offset_t offset, int whence); int __rtems_lseek(int fd, rtems_libio_offset_t offset, int whence);
int __rtems_fstat(int _fd, struct stat* _sbuf);
int __rtems_isatty(int _fd);
#endif /* _RTEMS_LIBIO_H */ #endif /* _RTEMS_LIBIO_H */

View File

@@ -46,7 +46,7 @@ rtems_libio_t *rtems_libio_last_iop;
#define rtems_libio_check_fd(fd) \ #define rtems_libio_check_fd(fd) \
do { \ do { \
if ((fd) >= rtems_libio_number_iops) \ if ((unsigned32) (fd) >= rtems_libio_number_iops) \
{ \ { \
errno = EBADF; \ errno = EBADF; \
return -1; \ return -1; \
@@ -243,7 +243,7 @@ rtems_libio_free(rtems_libio_t *iop)
} }
int int
__open( __rtems_open(
const char *pathname, const char *pathname,
unsigned32 flag, unsigned32 flag,
unsigned32 mode) unsigned32 mode)
@@ -254,10 +254,12 @@ __open(
rtems_libio_open_close_args_t args; rtems_libio_open_close_args_t args;
if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) { if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) {
/*
if ( rc == RTEMS_UNSATISFIED ) { if ( rc == RTEMS_UNSATISFIED ) {
puts( "open -- ENOSYS case" ); puts( "open -- ENOSYS case" );
assert( 0 ); assert( 0 );
} }
*/
goto done; goto done;
} }
@@ -291,7 +293,7 @@ done:
} }
int int
__close( __rtems_close(
int fd int fd
) )
{ {
@@ -316,7 +318,7 @@ __close(
} }
int int
__read( __rtems_read(
int fd, int fd,
void * buffer, void * buffer,
unsigned32 count unsigned32 count
@@ -352,7 +354,7 @@ __read(
} }
int int
__write( __rtems_write(
int fd, int fd,
const void *buffer, const void *buffer,
unsigned32 count unsigned32 count
@@ -388,7 +390,7 @@ __write(
} }
int int
__ioctl( __rtems_ioctl(
int fd, int fd,
unsigned32 command, unsigned32 command,
void * buffer) void * buffer)
@@ -420,7 +422,7 @@ __ioctl(
int int
__lseek( __rtems_lseek(
int fd, int fd,
rtems_libio_offset_t offset, rtems_libio_offset_t offset,
int whence int whence

View File

@@ -13,6 +13,8 @@
#ifndef _RTEMS_LIBIO_H #ifndef _RTEMS_LIBIO_H
#define _RTEMS_LIBIO_H #define _RTEMS_LIBIO_H
#include <sys/stat.h>
typedef unsigned32 rtems_libio_offset_t; typedef unsigned32 rtems_libio_offset_t;
/* /*
@@ -88,11 +90,13 @@ typedef struct {
void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds); void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds);
void rtems_libio_init(void); void rtems_libio_init(void);
int __open(const char *pathname, unsigned32 flag, unsigned32 mode); int __rtems_open(const char *pathname, unsigned32 flag, unsigned32 mode);
int __close(int fd); int __rtems_close(int fd);
int __read(int fd, void *buffer, unsigned32 count); int __rtems_read(int fd, void *buffer, unsigned32 count);
int __write(int fd, const void *buffer, unsigned32 count); int __rtems_write(int fd, const void *buffer, unsigned32 count);
int __ioctl(int fd, unsigned32 command, void *buffer); int __rtems_ioctl(int fd, unsigned32 command, void *buffer);
int __lseek(int fd, rtems_libio_offset_t offset, int whence); int __rtems_lseek(int fd, rtems_libio_offset_t offset, int whence);
int __rtems_fstat(int _fd, struct stat* _sbuf);
int __rtems_isatty(int _fd);
#endif /* _RTEMS_LIBIO_H */ #endif /* _RTEMS_LIBIO_H */

View File

@@ -37,7 +37,7 @@ size_t RTEMS_Malloc_Sbrk_amount;
#endif #endif
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
#define MSBUMP(f,n) malloc_stats.f += (n) #define MSBUMP(f,n) rtems_malloc_stats.f += (n)
struct { struct {
unsigned32 space_available; /* current size of malloc area */ unsigned32 space_available; /* current size of malloc area */
@@ -48,9 +48,9 @@ struct {
unsigned32 max_depth; /* most ever malloc'd at 1 time */ unsigned32 max_depth; /* most ever malloc'd at 1 time */
unsigned64 lifetime_allocated; unsigned64 lifetime_allocated;
unsigned64 lifetime_freed; unsigned64 lifetime_freed;
} malloc_stats; } rtems_malloc_stats;
#else /* No malloc_stats */ #else /* No rtems_malloc_stats */
#define MSBUMP(f,n) #define MSBUMP(f,n)
#endif #endif
@@ -115,7 +115,7 @@ void RTEMS_Malloc_Initialize(
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
/* zero all the stats */ /* zero all the stats */
(void) memset(&malloc_stats, 0, sizeof(malloc_stats)); (void) memset(&rtems_malloc_stats, 0, sizeof(rtems_malloc_stats));
#endif #endif
MSBUMP(space_available, length); MSBUMP(space_available, length);
@@ -201,9 +201,9 @@ void *malloc(
unsigned32 current_depth; unsigned32 current_depth;
status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size); status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size);
MSBUMP(lifetime_allocated, actual_size); MSBUMP(lifetime_allocated, actual_size);
current_depth = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; current_depth = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
if (current_depth > malloc_stats.max_depth) if (current_depth > rtems_malloc_stats.max_depth)
malloc_stats.max_depth = current_depth; rtems_malloc_stats.max_depth = current_depth;
} }
#endif #endif
@@ -314,23 +314,23 @@ void free(
void malloc_dump(void) void malloc_dump(void)
{ {
unsigned32 allocated = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; unsigned32 allocated = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
printf("Malloc stats\n"); printf("Malloc stats\n");
printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n", printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n",
(unsigned int) malloc_stats.space_available / 1024, (unsigned int) rtems_malloc_stats.space_available / 1024,
(unsigned int) allocated / 1024, (unsigned int) allocated / 1024,
/* avoid float! */ /* avoid float! */
(allocated * 100) / malloc_stats.space_available, (allocated * 100) / rtems_malloc_stats.space_available,
(unsigned int) malloc_stats.max_depth / 1024, (unsigned int) rtems_malloc_stats.max_depth / 1024,
(malloc_stats.max_depth * 100) / malloc_stats.space_available, (rtems_malloc_stats.max_depth * 100) / rtems_malloc_stats.space_available,
(unsigned64) malloc_stats.lifetime_allocated / 1024, (unsigned64) rtems_malloc_stats.lifetime_allocated / 1024,
(unsigned64) malloc_stats.lifetime_freed / 1024); (unsigned64) rtems_malloc_stats.lifetime_freed / 1024);
printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n", printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n",
malloc_stats.malloc_calls, rtems_malloc_stats.malloc_calls,
malloc_stats.free_calls, rtems_malloc_stats.free_calls,
malloc_stats.realloc_calls, rtems_malloc_stats.realloc_calls,
malloc_stats.calloc_calls); rtems_malloc_stats.calloc_calls);
} }

View File

@@ -1,4 +1,3 @@
#if defined(RTEMS_NEWLIB)
/* /*
* COPYRIGHT (c) 1994 by Division Incorporated * COPYRIGHT (c) 1994 by Division Incorporated
@@ -30,6 +29,8 @@
#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
#include <rtems.h> #include <rtems.h>
#if defined(RTEMS_NEWLIB)
#include <libcsupport.h> #include <libcsupport.h>
#include <stdlib.h> /* for free() */ #include <stdlib.h> /* for free() */
#include <string.h> /* for memset() */ #include <string.h> /* for memset() */
@@ -346,6 +347,8 @@ int get_errno()
* *
*/ */
#include <stdio.h>
#if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K) #if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K)
void _exit(int status) void _exit(int status)
{ {

90
c/src/lib/libc/newlibif.c Normal file
View File

@@ -0,0 +1,90 @@
/*
* This file contains the glue which maps newlib system calls onto their
* RTEMS implementations. This formerly was in the file
* libgloss/rtems/iface.c which was installed as rtems.o. Merging this
* into the RTEMS source tree minimizes the files which must be linked
* to build an rtems application.
*
* $Id$
*
*/
#include <rtems.h>
#if defined(RTEMS_NEWLIB)
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include "internal.h"
#include "libio.h"
int
read(int fd,
char *buf,
int nbytes)
{
return __rtems_read(fd, buf, nbytes);
}
int
write(int fd,
char *buf,
int nbytes)
{
return __rtems_write(fd, buf, nbytes);
}
int
open(char *buf,
int flags,
int mode)
{
return __rtems_open(buf, flags, mode);
}
int
close(int fd)
{
return __rtems_close(fd);
}
/*
* isatty -- returns 1 if connected to a terminal device,
* returns 0 if not.
*/
int
isatty(int fd)
{
return __rtems_isatty(fd);
}
/*
* lseek -- move read/write pointer. Since a serial port
* is non-seekable, we return an error.
*/
off_t
lseek(int fd,
off_t offset,
int whence)
{
return __rtems_lseek(fd, offset, whence);
}
/*
* fstat -- get status of a file. Since we have no file
* system, we just return an error.
*/
int
fstat(int fd,
struct stat *buf)
{
return __rtems_fstat(fd, buf);
}
/*
* getpid and kill are provided directly by rtems
*/
#endif

View File

@@ -23,16 +23,19 @@
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <assert.h> #include <assert.h>
#include <errno.h>
#include <string.h>
#include <stdio.h> /* only for puts */
/* /*
* fstat, stat, and isatty must lie consistently and report that everything * fstat, stat, and isatty must lie consistently and report that everything
* is a tty or stdout will not be line buffered. * is a tty or stdout will not be line buffered.
*/ */
int __fstat(int _fd, struct stat* _sbuf) int __rtems_fstat(int _fd, struct stat* _sbuf)
{ {
if ( _fd > 2 ) { if ( _fd > 2 ) {
puts( "__fstat -- only stdio supported" ); puts( "__rtems_fstat -- only stdio supported" );
assert( 0 ); assert( 0 );
} }
_sbuf->st_mode = S_IFCHR; _sbuf->st_mode = S_IFCHR;
@@ -42,7 +45,7 @@ int __fstat(int _fd, struct stat* _sbuf)
return 0; return 0;
} }
int __isatty(int _fd) int __rtems_isatty(int _fd)
{ {
return 1; return 1;
} }
@@ -52,7 +55,7 @@ int stat( const char *path, struct stat *buf )
if ( strncmp( "/dev/", path, 5 ) ) { if ( strncmp( "/dev/", path, 5 ) ) {
return -1; return -1;
} }
return __fstat( 0, buf ); return __rtems_fstat( 0, buf );
} }
int link( const char *existing, const char *new ) int link( const char *existing, const char *new )
@@ -67,4 +70,28 @@ int unlink( const char *path )
return -1; return -1;
} }
char *getcwd( char *_buf, size_t _size) {
/* assert( FALSE ); */
errno = ENOSYS;
return 0;
}
int fork() {
puts( "fork -- not supported!!!" );
assert( 0 );
errno = ENOSYS;
return -1;
}
int execv(const char *_path, char * const _argv[] ) {
puts( "execv -- not supported!!!" );
assert( 0 );
errno = ENOSYS;
return -1;
}
int wait() {
puts( "wait -- not supported!!!" );
assert( 0 );
errno = ENOSYS;
return -1;
}
#endif #endif

View File

@@ -13,6 +13,8 @@
#ifndef _RTEMS_LIBIO_H #ifndef _RTEMS_LIBIO_H
#define _RTEMS_LIBIO_H #define _RTEMS_LIBIO_H
#include <sys/stat.h>
typedef unsigned32 rtems_libio_offset_t; typedef unsigned32 rtems_libio_offset_t;
/* /*
@@ -88,11 +90,13 @@ typedef struct {
void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds); void rtems_libio_config(rtems_configuration_table *config, unsigned32 max_fds);
void rtems_libio_init(void); void rtems_libio_init(void);
int __open(const char *pathname, unsigned32 flag, unsigned32 mode); int __rtems_open(const char *pathname, unsigned32 flag, unsigned32 mode);
int __close(int fd); int __rtems_close(int fd);
int __read(int fd, void *buffer, unsigned32 count); int __rtems_read(int fd, void *buffer, unsigned32 count);
int __write(int fd, const void *buffer, unsigned32 count); int __rtems_write(int fd, const void *buffer, unsigned32 count);
int __ioctl(int fd, unsigned32 command, void *buffer); int __rtems_ioctl(int fd, unsigned32 command, void *buffer);
int __lseek(int fd, rtems_libio_offset_t offset, int whence); int __rtems_lseek(int fd, rtems_libio_offset_t offset, int whence);
int __rtems_fstat(int _fd, struct stat* _sbuf);
int __rtems_isatty(int _fd);
#endif /* _RTEMS_LIBIO_H */ #endif /* _RTEMS_LIBIO_H */

View File

@@ -46,7 +46,7 @@ rtems_libio_t *rtems_libio_last_iop;
#define rtems_libio_check_fd(fd) \ #define rtems_libio_check_fd(fd) \
do { \ do { \
if ((fd) >= rtems_libio_number_iops) \ if ((unsigned32) (fd) >= rtems_libio_number_iops) \
{ \ { \
errno = EBADF; \ errno = EBADF; \
return -1; \ return -1; \
@@ -243,7 +243,7 @@ rtems_libio_free(rtems_libio_t *iop)
} }
int int
__open( __rtems_open(
const char *pathname, const char *pathname,
unsigned32 flag, unsigned32 flag,
unsigned32 mode) unsigned32 mode)
@@ -254,10 +254,12 @@ __open(
rtems_libio_open_close_args_t args; rtems_libio_open_close_args_t args;
if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) { if ((rc = rtems_io_lookup_name(pathname, &np)) != RTEMS_SUCCESSFUL) {
/*
if ( rc == RTEMS_UNSATISFIED ) { if ( rc == RTEMS_UNSATISFIED ) {
puts( "open -- ENOSYS case" ); puts( "open -- ENOSYS case" );
assert( 0 ); assert( 0 );
} }
*/
goto done; goto done;
} }
@@ -291,7 +293,7 @@ done:
} }
int int
__close( __rtems_close(
int fd int fd
) )
{ {
@@ -316,7 +318,7 @@ __close(
} }
int int
__read( __rtems_read(
int fd, int fd,
void * buffer, void * buffer,
unsigned32 count unsigned32 count
@@ -352,7 +354,7 @@ __read(
} }
int int
__write( __rtems_write(
int fd, int fd,
const void *buffer, const void *buffer,
unsigned32 count unsigned32 count
@@ -388,7 +390,7 @@ __write(
} }
int int
__ioctl( __rtems_ioctl(
int fd, int fd,
unsigned32 command, unsigned32 command,
void * buffer) void * buffer)
@@ -420,7 +422,7 @@ __ioctl(
int int
__lseek( __rtems_lseek(
int fd, int fd,
rtems_libio_offset_t offset, rtems_libio_offset_t offset,
int whence int whence

View File

@@ -37,7 +37,7 @@ size_t RTEMS_Malloc_Sbrk_amount;
#endif #endif
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
#define MSBUMP(f,n) malloc_stats.f += (n) #define MSBUMP(f,n) rtems_malloc_stats.f += (n)
struct { struct {
unsigned32 space_available; /* current size of malloc area */ unsigned32 space_available; /* current size of malloc area */
@@ -48,9 +48,9 @@ struct {
unsigned32 max_depth; /* most ever malloc'd at 1 time */ unsigned32 max_depth; /* most ever malloc'd at 1 time */
unsigned64 lifetime_allocated; unsigned64 lifetime_allocated;
unsigned64 lifetime_freed; unsigned64 lifetime_freed;
} malloc_stats; } rtems_malloc_stats;
#else /* No malloc_stats */ #else /* No rtems_malloc_stats */
#define MSBUMP(f,n) #define MSBUMP(f,n)
#endif #endif
@@ -115,7 +115,7 @@ void RTEMS_Malloc_Initialize(
#ifdef MALLOC_STATS #ifdef MALLOC_STATS
/* zero all the stats */ /* zero all the stats */
(void) memset(&malloc_stats, 0, sizeof(malloc_stats)); (void) memset(&rtems_malloc_stats, 0, sizeof(rtems_malloc_stats));
#endif #endif
MSBUMP(space_available, length); MSBUMP(space_available, length);
@@ -201,9 +201,9 @@ void *malloc(
unsigned32 current_depth; unsigned32 current_depth;
status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size); status = rtems_region_get_segment_size(RTEMS_Malloc_Heap, return_this, &actual_size);
MSBUMP(lifetime_allocated, actual_size); MSBUMP(lifetime_allocated, actual_size);
current_depth = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; current_depth = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
if (current_depth > malloc_stats.max_depth) if (current_depth > rtems_malloc_stats.max_depth)
malloc_stats.max_depth = current_depth; rtems_malloc_stats.max_depth = current_depth;
} }
#endif #endif
@@ -314,23 +314,23 @@ void free(
void malloc_dump(void) void malloc_dump(void)
{ {
unsigned32 allocated = malloc_stats.lifetime_allocated - malloc_stats.lifetime_freed; unsigned32 allocated = rtems_malloc_stats.lifetime_allocated - rtems_malloc_stats.lifetime_freed;
printf("Malloc stats\n"); printf("Malloc stats\n");
printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n", printf(" avail:%uk allocated:%uk (%d%%) max:%uk (%d%%) lifetime:%Luk freed:%Luk\n",
(unsigned int) malloc_stats.space_available / 1024, (unsigned int) rtems_malloc_stats.space_available / 1024,
(unsigned int) allocated / 1024, (unsigned int) allocated / 1024,
/* avoid float! */ /* avoid float! */
(allocated * 100) / malloc_stats.space_available, (allocated * 100) / rtems_malloc_stats.space_available,
(unsigned int) malloc_stats.max_depth / 1024, (unsigned int) rtems_malloc_stats.max_depth / 1024,
(malloc_stats.max_depth * 100) / malloc_stats.space_available, (rtems_malloc_stats.max_depth * 100) / rtems_malloc_stats.space_available,
(unsigned64) malloc_stats.lifetime_allocated / 1024, (unsigned64) rtems_malloc_stats.lifetime_allocated / 1024,
(unsigned64) malloc_stats.lifetime_freed / 1024); (unsigned64) rtems_malloc_stats.lifetime_freed / 1024);
printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n", printf(" Call counts: malloc:%d free:%d realloc:%d calloc:%d\n",
malloc_stats.malloc_calls, rtems_malloc_stats.malloc_calls,
malloc_stats.free_calls, rtems_malloc_stats.free_calls,
malloc_stats.realloc_calls, rtems_malloc_stats.realloc_calls,
malloc_stats.calloc_calls); rtems_malloc_stats.calloc_calls);
} }

View File

@@ -1,4 +1,3 @@
#if defined(RTEMS_NEWLIB)
/* /*
* COPYRIGHT (c) 1994 by Division Incorporated * COPYRIGHT (c) 1994 by Division Incorporated
@@ -30,6 +29,8 @@
#define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__
#include <rtems.h> #include <rtems.h>
#if defined(RTEMS_NEWLIB)
#include <libcsupport.h> #include <libcsupport.h>
#include <stdlib.h> /* for free() */ #include <stdlib.h> /* for free() */
#include <string.h> /* for memset() */ #include <string.h> /* for memset() */
@@ -346,6 +347,8 @@ int get_errno()
* *
*/ */
#include <stdio.h>
#if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K) #if !defined(RTEMS_UNIX) && !defined(__GO32__) && !defined(_AM29K)
void _exit(int status) void _exit(int status)
{ {