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Changed all of these to stubs.

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This commit is contained in:
Joel Sherrill
1998-10-22 16:15:40 +00:00
parent c4cbe175e7
commit d3b34d259e
21 changed files with 99 additions and 1206 deletions
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56
c/src/exec/libcsupport/src/closedir.c
View File

@@ -1,64 +1,20 @@
/*
* closedir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)closedir.c 5.9 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
#include <dirent.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
/*
* close a directory.
*/
int
closedir(dirp)
register DIR *dirp;
int closedir(
register DIR *dirp
)
{
int fd;
fd = dirp->dd_fd;
dirp->dd_fd = -1;
dirp->dd_loc = 0;
(void)free((void *)dirp->dd_buf);
(void)free((void *)dirp);
return(close(fd));
errno = ENOSYS;
return -1;
}

77
c/src/exec/libcsupport/src/opendir.c
View File

@@ -1,86 +1,17 @@
/*
* opendir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)opendir.c 5.11 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
#include <dirent.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
/*
* open a directory.
*/
DIR *
opendir(name)
const char *name;
DIR *opendir(
const char *name
)
{
register DIR *dirp;
register int fd;
if ((fd = open(name, 0)) == -1)
return NULL;
if (fcntl(fd, F_SETFD, 1) == -1 ||
(dirp = (DIR *)malloc(sizeof(DIR))) == NULL) {
close (fd);
return NULL;
}
/*
* If CLSIZE is an exact multiple of DIRBLKSIZ, use a CLSIZE
* buffer that it cluster boundary aligned.
* Hopefully this can be a big win someday by allowing page trades
* to user space to be done by getdirentries()
*/
dirp->dd_buf = malloc (512);
dirp->dd_len = 512;
if (dirp->dd_buf == NULL) {
close (fd);
return NULL;
}
dirp->dd_fd = fd;
dirp->dd_loc = 0;
dirp->dd_seek = 0;
/*
* Set up seek point for rewinddir.
*/
return dirp;
return NULL;
}

74
c/src/exec/libcsupport/src/readdir.c
View File

@@ -1,78 +1,14 @@
/*
* readdir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90";
#endif /* LIBC_SCCS and not lint */
#include <dirent.h>
/*
* get next entry in a directory.
*/
struct dirent *
readdir(dirp)
register DIR *dirp; {
register struct dirent *dp;
for (;;) {
if (dirp->dd_loc == 0) {
dirp->dd_size = getdents (dirp->dd_fd,
dirp->dd_buf,
dirp->dd_len);
if (dirp->dd_size <= 0)
return NULL;
}
if (dirp->dd_loc >= dirp->dd_size) {
dirp->dd_loc = 0;
continue;
}
dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc);
if ((int)dp & 03) /* bogus pointer check */
return NULL;
if (dp->d_reclen <= 0 ||
dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc)
return NULL;
dirp->dd_loc += dp->d_reclen;
if (dp->d_ino == 0)
continue;
return (dp);
}
struct dirent *readdir(
register DIR *dirp
)
{
return NULL;
}

22
c/src/exec/libcsupport/src/rewinddir.c
View File

@@ -1,14 +1,6 @@
/*
* rewinddir() - POSIX 1003.1b - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -23,16 +15,6 @@ void rewinddir(
DIR *dirp
)
{
off_t status;
status = lseek( dirp->dd_fd, 0, SEEK_SET );
if( status == -1 ) {
printf("REWINDDIR: errno: %d\n", errno );
assert(0);
}
dirp->dd_loc = 0;
errno = ENOSYS;
return -1;
}

145
c/src/exec/libcsupport/src/scandir.c
View File

@@ -1,51 +1,7 @@
/*
* scandir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)scandir.c 5.10 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
/*
* Scan the directory dirname calling select to make a list of selected
* directory entries then sort using qsort and compare routine dcomp.
* Returns the number of entries and a pointer to a list of pointers to
* struct dirent (through namelist). Returns -1 if there were any errors.
*/
#include <sys/types.h>
@@ -53,98 +9,15 @@ static char sccsid[] = "@(#)scandir.c 5.10 (Berkeley) 2/23/91";
#include <dirent.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
/*
* The DIRSIZ macro gives the minimum record length which will hold
* the directory entry. This requires the amount of space in struct dirent
* without the d_name field, plus enough space for the name with a terminating
* null byte (dp->d_namlen+1), rounded up to a 4 byte boundary.
*/
#undef DIRSIZ
/*
#define DIRSIZ(dp) \
((sizeof (struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
*/
#define DIRSIZ(dp) \
((sizeof (struct dirent) - (NAME_MAX+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
#ifndef __P
#define __P(args) ()
#endif
int
scandir(dirname, namelist, select, dcomp)
const char *dirname;
struct dirent ***namelist;
int (*select) __P((struct dirent *));
int (*dcomp) __P((const void *, const void *));
int scandir(
const char *dirname,
struct dirent ***namelist,
int (*select)(struct dirent *),
int (*dcomp)(const void *, const void *)
)
{
register struct dirent *d, *p, **names;
register size_t nitems;
struct stat stb;
long arraysz;
DIR *dirp;
if ((dirp = opendir(dirname)) == NULL)
return(-1);
if (fstat(dirp->dd_fd, &stb) < 0)
return(-1);
/*
* estimate the array size by taking the size of the directory file
* and dividing it by a multiple of the minimum size entry.
*/
arraysz = (stb.st_size / 24);
names = (struct dirent **)malloc(arraysz * sizeof(struct dirent *));
if (names == NULL)
return(-1);
nitems = 0;
while ((d = readdir(dirp)) != NULL) {
if (select != NULL && !(*select)(d))
continue; /* just selected names */
/*
* Make a minimum size copy of the data
*/
p = (struct dirent *)malloc(DIRSIZ(d));
if (p == NULL)
return(-1);
p->d_ino = d->d_ino;
p->d_reclen = d->d_reclen;
p->d_namlen = d->d_namlen;
bcopy(d->d_name, p->d_name, p->d_namlen + 1);
/*
* Check to make sure the array has space left and
* realloc the maximum size.
*/
if (++nitems >= arraysz) {
if (fstat(dirp->dd_fd, &stb) < 0)
return(-1); /* just might have grown */
arraysz = stb.st_size / 12;
names = (struct dirent **)realloc((char *)names,
arraysz * sizeof(struct dirent *));
if (names == NULL)
return(-1);
}
names[nitems-1] = p;
}
closedir(dirp);
if (nitems && dcomp != NULL){
qsort(names, nitems, sizeof(struct dirent *), dcomp);
}
*namelist = names;
return(nitems);
}
/*
* Alphabetic order comparison routine for those who want it.
*/
int
alphasort(d1, d2)
const void *d1;
const void *d2;
{
return(strcmp((*(struct dirent **)d1)->d_name,
(*(struct dirent **)d2)->d_name));
errno = ENOSYS;
return -1;
}

23
c/src/exec/libcsupport/src/seekdir.c
View File

@@ -1,14 +1,6 @@
/*
* seekdir() - POSIX 1003.1b - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -20,17 +12,10 @@
#include <errno.h>
void seekdir(
DIR *dirp,
long loc
DIR *dirp,
long loc
)
{
off_t status;
status = lseek( dirp->dd_fd, loc, SEEK_SET );
if( status == -1 ) {
printf("SEEKDIR: errno: %d\n", errno );
}
dirp->dd_loc = 0;
errno = ENOSYS;
return -1;
}

38
c/src/exec/libcsupport/src/telldir.c
View File

@@ -1,14 +1,6 @@
/*
* telldir() - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -17,39 +9,15 @@
#include <dirent.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <rtems.h>
#include "libio.h"
/*
* This is technically a violation of boundaries but will be fixed
* in a future release when file system code is in place. This
* will be in libio_.h then.
*/
extern unsigned32 rtems_libio_number_iops;
extern rtems_libio_t *rtems_libio_iops;
extern rtems_libio_t *rtems_libio_last_iop;
#define rtems_libio_iop(fd) \
((((unsigned32)(fd)) < rtems_libio_number_iops) ? \
&rtems_libio_iops[fd] : 0)
long telldir(
DIR *dirp
)
{
rtems_libio_t *iop;
/*
* Get the file control block structure associated with the file descriptor
*/
iop = rtems_libio_iop( dirp->dd_fd );
if (iop == NULL)
assert(0);
return (long)( iop->offset );
errno = ENOSYS;
return -1;
}

56
c/src/lib/libc/closedir.c
View File

@@ -1,64 +1,20 @@
/*
* closedir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)closedir.c 5.9 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
#include <dirent.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
/*
* close a directory.
*/
int
closedir(dirp)
register DIR *dirp;
int closedir(
register DIR *dirp
)
{
int fd;
fd = dirp->dd_fd;
dirp->dd_fd = -1;
dirp->dd_loc = 0;
(void)free((void *)dirp->dd_buf);
(void)free((void *)dirp);
return(close(fd));
errno = ENOSYS;
return -1;
}

77
c/src/lib/libc/opendir.c
View File

@@ -1,86 +1,17 @@
/*
* opendir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)opendir.c 5.11 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
#include <dirent.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
/*
* open a directory.
*/
DIR *
opendir(name)
const char *name;
DIR *opendir(
const char *name
)
{
register DIR *dirp;
register int fd;
if ((fd = open(name, 0)) == -1)
return NULL;
if (fcntl(fd, F_SETFD, 1) == -1 ||
(dirp = (DIR *)malloc(sizeof(DIR))) == NULL) {
close (fd);
return NULL;
}
/*
* If CLSIZE is an exact multiple of DIRBLKSIZ, use a CLSIZE
* buffer that it cluster boundary aligned.
* Hopefully this can be a big win someday by allowing page trades
* to user space to be done by getdirentries()
*/
dirp->dd_buf = malloc (512);
dirp->dd_len = 512;
if (dirp->dd_buf == NULL) {
close (fd);
return NULL;
}
dirp->dd_fd = fd;
dirp->dd_loc = 0;
dirp->dd_seek = 0;
/*
* Set up seek point for rewinddir.
*/
return dirp;
return NULL;
}

74
c/src/lib/libc/readdir.c
View File

@@ -1,78 +1,14 @@
/*
* readdir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)readdir.c 5.7 (Berkeley) 6/1/90";
#endif /* LIBC_SCCS and not lint */
#include <dirent.h>
/*
* get next entry in a directory.
*/
struct dirent *
readdir(dirp)
register DIR *dirp; {
register struct dirent *dp;
for (;;) {
if (dirp->dd_loc == 0) {
dirp->dd_size = getdents (dirp->dd_fd,
dirp->dd_buf,
dirp->dd_len);
if (dirp->dd_size <= 0)
return NULL;
}
if (dirp->dd_loc >= dirp->dd_size) {
dirp->dd_loc = 0;
continue;
}
dp = (struct dirent *)(dirp->dd_buf + dirp->dd_loc);
if ((int)dp & 03) /* bogus pointer check */
return NULL;
if (dp->d_reclen <= 0 ||
dp->d_reclen > dirp->dd_len + 1 - dirp->dd_loc)
return NULL;
dirp->dd_loc += dp->d_reclen;
if (dp->d_ino == 0)
continue;
return (dp);
}
struct dirent *readdir(
register DIR *dirp
)
{
return NULL;
}

22
c/src/lib/libc/rewinddir.c
View File

@@ -1,14 +1,6 @@
/*
* rewinddir() - POSIX 1003.1b - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -23,16 +15,6 @@ void rewinddir(
DIR *dirp
)
{
off_t status;
status = lseek( dirp->dd_fd, 0, SEEK_SET );
if( status == -1 ) {
printf("REWINDDIR: errno: %d\n", errno );
assert(0);
}
dirp->dd_loc = 0;
errno = ENOSYS;
return -1;
}

145
c/src/lib/libc/scandir.c
View File

@@ -1,51 +1,7 @@
/*
* scandir() - POSIX 1003.1b - XXX
*
* This was copied from Newlib 1.8.0.
*
* $Id$
*
* Copyright (c) 1983 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 defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)scandir.c 5.10 (Berkeley) 2/23/91";
#endif /* LIBC_SCCS and not lint */
/*
* Scan the directory dirname calling select to make a list of selected
* directory entries then sort using qsort and compare routine dcomp.
* Returns the number of entries and a pointer to a list of pointers to
* struct dirent (through namelist). Returns -1 if there were any errors.
*/
#include <sys/types.h>
@@ -53,98 +9,15 @@ static char sccsid[] = "@(#)scandir.c 5.10 (Berkeley) 2/23/91";
#include <dirent.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
/*
* The DIRSIZ macro gives the minimum record length which will hold
* the directory entry. This requires the amount of space in struct dirent
* without the d_name field, plus enough space for the name with a terminating
* null byte (dp->d_namlen+1), rounded up to a 4 byte boundary.
*/
#undef DIRSIZ
/*
#define DIRSIZ(dp) \
((sizeof (struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
*/
#define DIRSIZ(dp) \
((sizeof (struct dirent) - (NAME_MAX+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
#ifndef __P
#define __P(args) ()
#endif
int
scandir(dirname, namelist, select, dcomp)
const char *dirname;
struct dirent ***namelist;
int (*select) __P((struct dirent *));
int (*dcomp) __P((const void *, const void *));
int scandir(
const char *dirname,
struct dirent ***namelist,
int (*select)(struct dirent *),
int (*dcomp)(const void *, const void *)
)
{
register struct dirent *d, *p, **names;
register size_t nitems;
struct stat stb;
long arraysz;
DIR *dirp;
if ((dirp = opendir(dirname)) == NULL)
return(-1);
if (fstat(dirp->dd_fd, &stb) < 0)
return(-1);
/*
* estimate the array size by taking the size of the directory file
* and dividing it by a multiple of the minimum size entry.
*/
arraysz = (stb.st_size / 24);
names = (struct dirent **)malloc(arraysz * sizeof(struct dirent *));
if (names == NULL)
return(-1);
nitems = 0;
while ((d = readdir(dirp)) != NULL) {
if (select != NULL && !(*select)(d))
continue; /* just selected names */
/*
* Make a minimum size copy of the data
*/
p = (struct dirent *)malloc(DIRSIZ(d));
if (p == NULL)
return(-1);
p->d_ino = d->d_ino;
p->d_reclen = d->d_reclen;
p->d_namlen = d->d_namlen;
bcopy(d->d_name, p->d_name, p->d_namlen + 1);
/*
* Check to make sure the array has space left and
* realloc the maximum size.
*/
if (++nitems >= arraysz) {
if (fstat(dirp->dd_fd, &stb) < 0)
return(-1); /* just might have grown */
arraysz = stb.st_size / 12;
names = (struct dirent **)realloc((char *)names,
arraysz * sizeof(struct dirent *));
if (names == NULL)
return(-1);
}
names[nitems-1] = p;
}
closedir(dirp);
if (nitems && dcomp != NULL){
qsort(names, nitems, sizeof(struct dirent *), dcomp);
}
*namelist = names;
return(nitems);
}
/*
* Alphabetic order comparison routine for those who want it.
*/
int
alphasort(d1, d2)
const void *d1;
const void *d2;
{
return(strcmp((*(struct dirent **)d1)->d_name,
(*(struct dirent **)d2)->d_name));
errno = ENOSYS;
return -1;
}

23
c/src/lib/libc/seekdir.c
View File

@@ -1,14 +1,6 @@
/*
* seekdir() - POSIX 1003.1b - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -20,17 +12,10 @@
#include <errno.h>
void seekdir(
DIR *dirp,
long loc
DIR *dirp,
long loc
)
{
off_t status;
status = lseek( dirp->dd_fd, loc, SEEK_SET );
if( status == -1 ) {
printf("SEEKDIR: errno: %d\n", errno );
}
dirp->dd_loc = 0;
errno = ENOSYS;
return -1;
}

38
c/src/lib/libc/telldir.c
View File

@@ -1,14 +1,6 @@
/*
* telldir() - XXX
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
@@ -17,39 +9,15 @@
#include <dirent.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <rtems.h>
#include "libio.h"
/*
* This is technically a violation of boundaries but will be fixed
* in a future release when file system code is in place. This
* will be in libio_.h then.
*/
extern unsigned32 rtems_libio_number_iops;
extern rtems_libio_t *rtems_libio_iops;
extern rtems_libio_t *rtems_libio_last_iop;
#define rtems_libio_iop(fd) \
((((unsigned32)(fd)) < rtems_libio_number_iops) ? \
&rtems_libio_iops[fd] : 0)
long telldir(
DIR *dirp
)
{
rtems_libio_t *iop;
/*
* Get the file control block structure associated with the file descriptor
*/
iop = rtems_libio_iop( dirp->dd_fd );
if (iop == NULL)
assert(0);
return (long)( iop->offset );
errno = ENOSYS;
return -1;
}