#include "config.h"
#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
#include "err.h"
#include "roken.h"
#ifndef HAVE_FLOCK
int flock(int fd, int op)
{
+ struct flock lock;
+ lock.l_whence = 0;
+ lock.l_start = 0;
+ lock.l_len = 0;
+ lock.l_pid = 0;
+
switch (op & (LOCK_UN|LOCK_SH|LOCK_EX)) {
case LOCK_UN:
- return fcntl_lock(fd, F_SETLK, 0, 0, F_UNLCK);
+ lock.l_type = F_UNLCK;
+ return fcntl(fd, F_SETLK, &lock);
case LOCK_SH:
- return fcntl_lock(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW,
- 0, 0, F_RDLCK);
+ lock.l_type = F_RDLCK;
+ return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
case LOCK_EX:
- return fcntl_lock(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW,
- 0, 0, F_WRLCK);
+ lock.l_type = F_WRLCK;
+ return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
}
errno = EINVAL;
return -1;
#elif VXWORKS
/* FUTURE */
return (0);
-#else
+#elif defined(FP_NAN)
return (f == FP_NAN);
+#else
+ return 0;
#endif
}
/******************************************************************************/
#elif VXWORKS
/* FUTURE */
return (0);
-#else
+#elif defined(FP_INFINITE)
return (f == FP_INFINITE);
+#else
+ return 0;
#endif
}