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/* unistd.h <ndf@linux.mit.edu> */
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#include <features.h>
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#include <sys/types.h>
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#ifndef __UNISTD_H
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#define __UNISTD_H
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#include <errno.h>
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#include <asm/unistd.h>
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#define STDIN_FILENO 0
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#define STDOUT_FILENO 1
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#define STDERR_FILENO 2
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extern int close __P ((int));
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extern size_t read __P ((int __fd, char * __buf, size_t __nbytes));
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extern size_t write __P ((int __fd, __const char * __buf, size_t __n));
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extern off_t lseek __P ((int __fd, off_t __n, int __whence));
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extern int pipe __P ((int __pipedes[2]));
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extern unsigned int alarm __P ((unsigned int __seconds));
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extern int sleep __P ((unsigned int __seconds));
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extern void usleep __P ((unsigned long __microseconds));
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extern int pause __P ((void));
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extern char* crypt __P((__const char *__key, __const char *__salt));
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extern int isatty __P ((int __fd));
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extern int readlink __P ((__const char *__path, char *__buf, size_t __len));
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extern int link __P ((__const char *__from, __const char *__to));
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extern int symlink __P ((__const char *__from, __const char *__to));
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extern int readlink __P ((__const char *__path, char *__buf, size_t __len));
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extern int unlink __P ((__const char *__name));
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extern char *getcwd __P ((char *__buf, size_t __size));
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extern int fchdir __P ((int __fd));
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extern int chdir __P ((__const char *__path));
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extern int chown __P ((__const char *__file,
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uid_t __owner, gid_t __group));
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extern int fchown __P ((int __fd,
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uid_t __owner, gid_t __group));
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extern int fsync __P ((int __fd));
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extern int sync __P ((void));
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extern int rmdir __P ((__const char *__path));
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extern int rename __P((__const char* _old, __const char* _new));
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extern int access __P ((__const char *__name, int __type));
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extern int reboot __P ((int __magic, int __magic_too, int __flag));
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extern int mkstemp __P ((char * __template));
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extern char * mktemp __P ((char * __template));
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extern int _clone __P ((int (*fn)(void *arg), void *child_stack, int flags, void *arg));
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#if 0
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#ifndef SYS_fork
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#define SYS_fork 2
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#endif
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#define vfork() ({ \
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register long __res __asm__ ("%d0"); \
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__asm__ __volatile__ ("trap #0" \
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: "=g" (__res) \
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: "0" (SYS_fork) \
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: "%d0"); \
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__res; \
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})
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#endif
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#define vfork() ({ \
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register unsigned long __res __asm__ ("r11") = __NR_fork; \
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__asm__ __volatile__ ("l.sys 1" : "=r" (__res): "r" (__res));\
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__asm__ __volatile__ ("l.nop"); \
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if (__res >= (unsigned long)-4096) { \
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errno = -__res; \
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__res = (pid_t)-1; \
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} \
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(pid_t)__res; \
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})
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#define fork fork_not_available_use_vfork
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#define clone clone_not_available_use__clone
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#ifndef SEEK_SET
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#define SEEK_SET 0
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#define SEEK_CUR 1
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#define SEEK_END 2
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#endif
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#ifndef R_OK
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#define R_OK 4 /* Test for read permission. */
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#define W_OK 2 /* Test for write permission. */
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#define X_OK 1 /* Test for execute permission. */
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#define F_OK 0 /* Test for existence. */
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#endif
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#endif /* __UNISTD_H */
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