diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-07-09 19:42:36 +0300 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-07-15 19:06:47 +0300 |
| commit | c1bbba36d39e60388d6e9e13418dedb08114f9b2 (patch) | |
| tree | 4db77c72791dd76f1aa75e9d0bcb643232bfd963 | |
| parent | aca22bc73a10003d26f6c4f4ecdec7ba54910a00 (diff) | |
libcamera: file: Create the file on open() if it doesn't exist
When a file is opened in WriteOnly or ReadWrite mode, create it if it
doesn't exist.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
| -rw-r--r-- | src/libcamera/file.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libcamera/file.cpp b/src/libcamera/file.cpp index d99a1806..04b0cb61 100644 --- a/src/libcamera/file.cpp +++ b/src/libcamera/file.cpp @@ -148,8 +148,9 @@ bool File::exists() const * \param[in] mode The open mode * * This function opens the file specified by fileName() in \a mode. If the file - * doesn't exist and the mode is WriteOnly or ReadWrite, this - * function will attempt to create the file. + * doesn't exist and the mode is WriteOnly or ReadWrite, this function will + * attempt to create the file with initial permissions set to 0666 (modified by + * the process' umask). * * The error() status is updated. * @@ -163,8 +164,10 @@ bool File::open(File::OpenMode mode) } int flags = (mode & ReadWrite) - 1; + if (mode & WriteOnly) + flags |= O_CREAT; - fd_ = ::open(name_.c_str(), flags); + fd_ = ::open(name_.c_str(), flags, 0666); if (fd_ < 0) { error_ = -errno; return false; |