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apps/examples/stat: Add a simple test for stat(), fstat(), and statfs().

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This commit is contained in:
Gregory Nutt 2017-02-13 14:08:19 -06:00
parent ba59c15d00
commit 740b528199
7 changed files with 353 additions and 2 deletions
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6
examples/README.txt
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@ -1915,6 +1915,12 @@ examples/sotest
LDMODULEFLAGS = -r -e module_initialize -T$(TOPDIR)/libc/modlib/gnu-elf.ld
examples/stat
^^^^^^^^^^^^^
A simple test of stat(), fstat(), and statfs(). This is useful primarily for
bringing up a new file system and verifying the correctness of these operations.
examples/system
^^^^^^^^^^^^^^^

11
examples/stat/.gitignore vendored Normal file
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@ -0,0 +1,11 @@
/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

30
examples/stat/Kconfig Normal file
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@ -0,0 +1,30 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config EXAMPLES_STAT
bool "Test of stat(), fstat(), and statfs()"
default n
---help---
Enable the test of stat(), fstat(), and statfs().
if EXAMPLES_STAT
config EXAMPLES_STAT_PROGNAME
string "Program name"
default "stat"
depends on BUILD_KERNEL
---help---
This is the name of the program that will be use when the NSH ELF
program is installed.
config EXAMPLES_STAT_PRIORITY
int "Stat task priority"
default 100
config EXAMPLES_STAT_STACKSIZE
int "Stat stack size"
default 2048
endif

39
examples/stat/Make.defs Normal file
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@ -0,0 +1,39 @@
############################################################################
# apps/examples/stat/Make.defs
# Adds selected applications to apps/ build
#
# Copyright (C) 2017 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# 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. Neither the name NuttX 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 COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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.
#
############################################################################
ifeq ($(CONFIG_EXAMPLES_STAT),y)
CONFIGURED_APPS += examples/stat
endif

56
examples/stat/Makefile Normal file
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@ -0,0 +1,56 @@
############################################################################
# apps/examples/stat/Makefile
#
# Copyright (C) 2017 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# 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. Neither the name NuttX 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 COPYRIGHT HOLDERS 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
# COPYRIGHT OWNER 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.
#
############################################################################
-include $(TOPDIR)/Make.defs
# Stat built-in application info
CONFIG_EXAMPLES_STAT_PRIORITY ?= SCHED_PRIORITY_DEFAULT
CONFIG_EXAMPLES_STAT_STACKSIZE ?= 2048
APPNAME = stat
PRIORITY = $(CONFIG_EXAMPLES_STAT_PRIORITY)
STACKSIZE = $(CONFIG_EXAMPLES_STAT_STACKSIZE)
# Stat test
ASRCS =
CSRCS =
MAINSRC = stat_main.c
CONFIG_EXAMPLES_STAT_PROGNAME ?= stat$(EXEEXT)
PROGNAME = $(CONFIG_EXAMPLES_STAT_PROGNAME)
include $(APPDIR)/Application.mk

209
examples/stat/stat_main.c Normal file
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@ -0,0 +1,209 @@
/****************************************************************************
* examples/stat/stat_main.c
*
* Copyright (C) 2008, 2017 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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. Neither the name NuttX 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 COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <sys/stat.h>
#include <sys/statfs.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <errno.h>
/****************************************************************************
* Private Functions
****************************************************************************/
static void dump_stat(FAR struct stat *buf)
{
FAR const char *typename;
if (S_ISLNK(buf->st_mode))
{
typename = "Link";
}
else if (S_ISCHR(buf->st_mode))
{
typename = "Character driver";
}
else if (S_ISDIR(buf->st_mode))
{
typename = "Directory";
}
else if (S_ISBLK(buf->st_mode))
{
typename = "Block driver";
}
else if (S_ISREG(buf->st_mode))
{
typename = "Regular file";
}
else if (S_ISMQ(buf->st_mode))
{
typename = "Message queue";
}
else if (S_ISSEM(buf->st_mode))
{
typename = "Named semaphore";
}
else if (S_ISSHM(buf->st_mode))
{
typename = "Shared memory";
}
else
{
typename = "Unknown file type";
}
printf("stat:\n");
printf(" st_mode: %04x\n", buf->st_mode);
printf(" %s\n", typename);
printf(" st_size: %llu\n", (unsigned long long)buf->st_size);
printf(" st_blksize: %lu\n", (unsigned long)buf->st_blksize);
printf(" st_blocks: %lu\n", (unsigned long)buf->st_blocks);
printf(" st_atime: %08lx\n", (unsigned long)buf->st_atime);
printf(" st_mtime: %08lx\n", (unsigned long)buf->st_mtime);
printf(" st_ctime: %08lx\n", (unsigned long)buf->st_ctime);
}
static void dump_statfs(FAR struct statfs *buf)
{
printf("statfs:\n");
printf(" f_type: %lu\n", (unsigned long)buf->f_type);
printf(" f_namelen: %lu\n", (unsigned long)buf->f_namelen);
printf(" f_bsize: %lu\n", (unsigned long)buf->f_bsize);
printf(" f_blocks: %llu\n", (unsigned long long)buf->f_blocks);
printf(" f_bfree: %llu\n", (unsigned long long)buf->f_bfree);
printf(" f_bavail: %llu\n", (unsigned long long)buf->f_bavail);
printf(" f_files: %llu\n", (unsigned long long)buf->f_files);
printf(" f_ffree: %llu\n", (unsigned long long)buf->f_ffree);
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* stat_main
****************************************************************************/
#ifdef CONFIG_BUILD_KERNEL
int main(int argc, FAR char *argv[])
#else
int stat_main(int argc, char *argv[])
#endif
{
FAR const char *path;
struct stat statbuf;
struct statfs statfsbuf;
bool isreg;
int ret;
/* Argument is expected... the path to the file to test */
if (argc != 2)
{
fprintf(stderr,
"ERROR: Invalid number of arguments: %d (expected 2)\n",
argc);
return EXIT_FAILURE;
}
path = argv[1];
printf("Testing path: \"%s\"\n", path);
/* Try stat first */
ret = stat(path, &statbuf);
if (ret < 0)
{
int errcode = errno;
fprintf(stderr,
"ERROR: stat(%s) failed: %d\n",
path, errcode);
return EXIT_FAILURE;
}
dump_stat(&statbuf);
isreg = S_ISREG(statbuf.st_mode);
/* Try statfs */
ret = statfs(path, &statfsbuf);
if (ret < 0)
{
int errcode = errno;
fprintf(stderr,
"ERROR: statfs(%s) failed: %d\n",
path, errcode);
}
dump_statfs(&statfsbuf);
/* Try fstat (only if it is a regular file) */
if (isreg)
{
int fd = open(path, O_RDONLY);
if (fd < 0)
{
int errcode = errno;
fprintf(stderr,
"ERROR: open(%s) failed: %d\n",
path, errcode);
return EXIT_FAILURE;
}
ret = fstat(fd, &statbuf);
if (ret < 0)
{
int errcode = errno;
fprintf(stderr,
"ERROR: statfs(%s) failed: %d\n",
path, errcode);
}
else
{
dump_stat(&statbuf);
}
close(fd);
}
return 0;
}

4
nshlib/nsh_fscmds.c
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@ -530,11 +530,11 @@ int cmd_cp(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
/* Yes, it is a directory. Remove any trailing '/' characters from the path */
nsh_trimdir(argv[2]);
nsh_trimdir(destpath);
/* Construct the full path to the new file */
allocpath = nsh_getdirpath(vtbl, argv[2], basename(argv[1]) );
allocpath = nsh_getdirpath(vtbl, destpath, basename(argv[1]) );
if (!allocpath)
{
nsh_output(vtbl, g_fmtcmdoutofmemory, argv[0]);