Subversion Repositories openrisc

/* { dg-do compile } */

/* { dg-options "-c -O2 -Wextra" } */

#define O_RDONLY     (1<<0)

#define O_WRONLY     (1<<1)

#define O_RDWR       (O_RDONLY|O_WRONLY)

#define O_CREAT      (1<<3)

#define O_TRUNC      (1<<6)

typedef enum {

    OM_READ = 0,

    OM_WRITE,

    OM_READWRITE_NOCREATE,

    OM_READWRITE_CREATE

} OpenMode;

extern int open(const char *name, int mode);

void open_file(const char *filename, const OpenMode rw)

{

    int mode = 0;

    switch( rw )

    {

    case OM_WRITE:

        mode = O_WRONLY|O_CREAT|O_TRUNC;

        break;

    case OM_READ:

        mode = O_RDONLY;

        break;

    case OM_READWRITE_NOCREATE:

        mode = O_RDWR;

        break;

    case OM_READWRITE_CREATE:

        mode = O_RDWR|O_CREAT|O_TRUNC;

        break;

    }

    open( filename, mode );

}