diff --git a/include/stdio.h b/include/stdio.h index 20994e22ffd..d2ab907c0ca 100644 --- a/include/stdio.h +++ b/include/stdio.h @@ -194,6 +194,7 @@ int vdprintf(int fd, FAR const IPTR char *fmt, va_list ap); FAR char *tmpnam(FAR char *s); FAR char *tempnam(FAR const char *dir, FAR const char *pfx); +int remove(FAR const char *path); #undef EXTERN #if defined(__cplusplus) diff --git a/libc/stdio/Make.defs b/libc/stdio/Make.defs index 595a222b277..f308266d656 100644 --- a/libc/stdio/Make.defs +++ b/libc/stdio/Make.defs @@ -51,6 +51,7 @@ ifneq ($(CONFIG_NFILE_DESCRIPTORS),0) CSRCS += lib_rawinstream.c lib_rawoutstream.c lib_rawsistream.c CSRCS += lib_rawsostream.c +CSRCS += lib_remove.c # And these depend upon both file descriptors and C streams diff --git a/libc/stdio/lib_remove.c b/libc/stdio/lib_remove.c new file mode 100644 index 00000000000..3c2c8e6d3f0 --- /dev/null +++ b/libc/stdio/lib_remove.c @@ -0,0 +1,89 @@ +/**************************************************************************** + * libc/stdio/lib_remove.c + * + * Copyright (C) 2016 Gregory Nutt. All rights reserved. + * Author: Sebastien Lorquet + * + * 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 + +#include +#include + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: remove + * + * Description: + * The remove() function causes the object denoted by path to be removed. + * The function is equivalent to unlink() or rmdir(). + * + * Input Parmeters: + * path - A pointer to a file or directory to be removed. + * + * Returned Value: + * 0(OK) on success; -1(ERROR) on failure with errno set appropriately: + * + * For returned errno values, see unlink or rmdir. + * + ****************************************************************************/ + +int remove(FAR const char *path) +{ + struct stat buf; + int ret; + + /* Check the kind of object pointed by path */ + + ret = stat(path, &buf); + if (ret != 0) + { + return ret; + } + + /* Act according to the kind of object */ + + if (S_ISDIR(buf.st_mode)) + { + return rmdir(path); + } + else + { + return unlink(path); + } +}