44 lines
1.1 KiB
TeX
44 lines
1.1 KiB
TeX
\subsubsection*{Purpose}
|
|
Updates file records and closes file object.
|
|
\subsubsection*{Prototype}
|
|
\code{esint8 file\_fclose(File *file);}
|
|
\subsubsection*{Arguments}
|
|
Objects passed to \code{file\_fopen}:
|
|
\begin{itemize}
|
|
\item{\code{file}: pointer to a File object}
|
|
\end{itemize}
|
|
\subsubsection*{Return value}
|
|
Returns 0 if no errors are detected.\\
|
|
\newline
|
|
Returns non-zero if an error is detected.
|
|
\subsubsection*{Example}
|
|
\lstset{numbers=left, stepnumber=1, numberstyle=\small, numbersep=5pt, tabsize=4}
|
|
\begin{lstlisting}
|
|
#include "efs.h"
|
|
|
|
void main(void)
|
|
{
|
|
EmbeddedFileSystem efsl;
|
|
File file;
|
|
|
|
/* Initialize efsl */
|
|
DBG((TXT("Will init efsl now.\n")));
|
|
if(efs_init(&efsl,"/dev/sda")!=0){
|
|
DBG((TXT("Could not initialize filesystem (err \%d).\n"),ret));
|
|
exit(-1);
|
|
}
|
|
DBG((TXT("Filesystem correctly initialized.\n")));
|
|
|
|
/* Open file for reading */
|
|
if(file_fopen(&file, &efsl.myFs, "read.txt", 'r')!=0){
|
|
DBG((TXT("Could not open file for reading.\n")));
|
|
exit(-1);
|
|
}
|
|
DBG((TXT("File opened for reading.\n")));
|
|
|
|
/* Close file & filesystem */
|
|
fclose(&file);
|
|
fs_umount(&efs.myFs);
|
|
}
|
|
\end{lstlisting}
|