diff options
| author | Meco Man <[email protected]> | 2022-01-19 16:13:23 -0500 |
|---|---|---|
| committer | Bernard Xiong <[email protected]> | 2022-01-20 20:50:24 +0800 |
| commit | add72f1d7cc32a8d302f6e5549b82b4ce06a5a9a (patch) | |
| tree | 91947dea0ebf806e7fa527bcc976ebcbe1291c30 | |
| parent | b67f34b09713daf8597cef9dac7f8591a900dee0 (diff) | |
[dfs][posix] add creat()
| -rw-r--r-- | components/dfs/src/dfs_posix.c | 16 | ||||
| -rw-r--r-- | components/libc/compilers/common/extension/fcntl.h | 4 |
2 files changed, 18 insertions, 2 deletions
diff --git a/components/dfs/src/dfs_posix.c b/components/dfs/src/dfs_posix.c index 5b26f190ce..3008a06da5 100644 --- a/components/dfs/src/dfs_posix.c +++ b/components/dfs/src/dfs_posix.c @@ -7,6 +7,7 @@ * Date Author Notes * 2009-05-27 Yi.qiu The first version * 2018-02-07 Bernard Change the 3rd parameter of open/fcntl/ioctl to '...' + * 2022-01-19 Meco Man add creat() */ #include <dfs_file.h> @@ -57,6 +58,21 @@ int open(const char *file, int flags, ...) RTM_EXPORT(open); /** + * this function is a POSIX compliant version, + * which will create a new file or rewrite an existing one + * + * @param path the path name of file. + * @param mode the file permission bits to be used in creating the file (not used, can be 0) + * + * @return the non-negative integer on successful open, others for failed. + */ +int creat(const char *path, mode_t mode) +{ + return open(path, O_WRONLY | O_CREAT | O_TRUNC, mode); +} +RTM_EXPORT(creat); + +/** * this function is a POSIX compliant version, which will close the open * file descriptor. * diff --git a/components/libc/compilers/common/extension/fcntl.h b/components/libc/compilers/common/extension/fcntl.h index 83c3ec0b6b..ac642abcbb 100644 --- a/components/libc/compilers/common/extension/fcntl.h +++ b/components/libc/compilers/common/extension/fcntl.h @@ -11,7 +11,7 @@ #ifndef __FCNTL_H__ #define __FCNTL_H__ -#include <sys/types.h> +#include "sys/types.h" #define O_RDONLY 00 #define O_WRONLY 01 @@ -66,6 +66,6 @@ int open(const char *file, int flags, ...); int fcntl(int fildes, int cmd, ...); -int creat(const char *, mode_t); +int creat(const char *path, mode_t mode); #endif |