?? unistd.h
字號:
#ifndef UNISTDH_
#define UNISTDH_
#pragma push_safeptr
#include "sys/types.h"
/* Symbolic constants for the "access" routine: */
#define R_OK 4 /* Test for Read permission */
#define W_OK 2 /* Test for Write permission */
#define X_OK 1 /* Test for eXecute permission */
#define F_OK 0 /* Test for existence of File */
/* Standard file descriptors. */
#define STDIN_FILENO 0 /* Standard input. */
#define STDOUT_FILENO 1 /* Standard output. */
#define STDERR_FILENO 2 /* Standard error output. */
#ifndef SEEK_SET
#define SEEK_SET 0 /* Set file pointer to "offset" */
#endif
#ifndef SEEK_CUR
#define SEEK_CUR 1 /* Set file pointer to current plus "offset" */
#endif
#ifndef SEEK_END
#define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
#endif
#ifndef NULL
#define NULL (void*)0
#endif
int pause(void);
unsigned int alarm(unsigned int);
int access(const char *path, int mode);
int close(int handle);
int dup(int fd);
int dup2(int oldfd, int newfd);
pid_t fork(void);
int getpid(void);
int link(const char *oldpath, const char *newpath);
off_t lseek(int fildes, off_t offset, int whence);
int pipe(int *a);
ssize_t read(int fd, void *buf, size_t count);
int rmdir(const char * path);
unsigned int sleep(unsigned int seconds);
int unlink(const char *fname);
ssize_t write(int fd, const void *buf, size_t count);
int chdir(const char *path);
char *getcwd(char *buf, size_t size);
pid_t tcgetpgrp(int);
int tcsetpgrp (int, pid_t);
#ifndef _EiC
/** not installed yet into EiC */
int execl(const char *s1, const char *s2, ...);
#endif
#pragma pop_ptr
#endif /* end UNISTDH_ */
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