apue.h头文件

最近在学习UNIX的编程，用的书是《UNIX环境高级编程》，看到书中有很有实例，我用的操作系统是RadHat，照着书把程序清单输入后编译却通不过，显示的错误是没有“apue.h头 文件”。这下对我这只菜鸟来说就是当头一棒，这不坑爹吗？就照着书把程序再抄了一遍，发现出现同样的问题，这下引起我的思考。原来

 

 

 

   5、把 /home/limeng/apue.2e/lib目录下的 error.c 文件第一行 #include "apue.h"注释掉或者删除,也将该文件拷贝到/usr/include 目录中。

 

   6、编译成功。

 

#ifndef _APUE_H     
    #define _APUE_H     
        
    #define _XOPEN_SOURCE   600  /* Single UNIX Specification, Version 3 */     
        
    #include <sys/types.h>       /* some systems still require this */     
    #include <sys/stat.h>     
    #include <sys/termios.h>     /* for winsize */     
    #ifndef TIOCGWINSZ     
    #include <sys/ioctl.h>     
    #endif     
    #include <stdio.h>     /* for convenience */     
    #include <stdlib.h>    /* for convenience */     
    #include <stddef.h>    /* for offsetof */     
    #include <string.h>    /* for convenience */     
    #include <unistd.h>    /* for convenience */     
    #include <signal.h>    /* for SIG_ERR */     
        
        
    #define MAXLINE 4096               /* max line length */     
        
    /*  
     * Default file access permissions for new files.  
     */    
    #define FILE_MODE   (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)     
        
    /*  
     * Default permissions for new directories.  
     */    
    #define DIR_MODE    (FILE_MODE | S_IXUSR | S_IXGRP | S_IXOTH)     
        
    typedef void   Sigfunc(int);   /* for signal handlers */    
        
    #if defined(SIG_IGN) && !defined(SIG_ERR)     
    #define SIG_ERR ((Sigfunc *)-1)     
    #endif     
        
    #define min(a,b)     ((a) < (b) ? (a) : (b))     
    #define max(a,b)     ((a) > (b) ? (a) : (b))     
        
    /*  
     * Prototypes for our own functions.  
     */    
    char    *path_alloc(int *);              /* Figure 2.15 */    
    long     open_max(void);                 /* Figure 2.16 */    
    void     clr_fl(int, int);               /* Figure 3.11 */    
    void     set_fl(int, int);               /* Figure 3.11 */    
    void     pr_exit(int);                   /* Figure 8.5 */    
    void     pr_mask(const char *);          /* Figure 10.14 */    
    Sigfunc *signal_intr(int, Sigfunc *);    /* Figure 10.19 */    
        
    int      tty_cbreak(int);                /* Figure 18.20 */    
    int      tty_raw(int);                   /* Figure 18.20 */    
    int      tty_reset(int);                 /* Figure 18.20 */    
    void     tty_atexit(void);               /* Figure 18.20 */    
    #ifdef  ECHO    /* only if <termios.h>  has been included */     
    struct termios  *tty_termios(void);      /* Figure 18.20 */    
    #endif     
        
    void     sleep_us(unsigned int);             /* Exercise 14.6 */    
    ssize_t  readn(int, void *, size_t);         /* Figure 14.29 */    
    ssize_t  writen(int, const void *, size_t);  /* Figure 14.29 */    
    void     daemonize(const char *);            /* Figure 13.1 */    
        
    int      s_pipe(int *);                 /* Figures 17.6 and 17.13 */    
    int      recv_fd(int, ssize_t (*func)(int,    
                     const void *, size_t));/* Figures 17.21 and 17.23 */    
    int      send_fd(int, int);             /* Figures 17.20 and 17.22 */    
    int      send_err(int, int,    
                      const char *);        /* Figure 17.19 */    
    int      serv_listen(const char *);     /* Figures 17.10 and 17.15 */    
    int      serv_accept(int, uid_t *);     /* Figures 17.11 and 17.16 */    
        
    int      cli_conn(const char *);        /* Figures 17.12 and 17.17 */    
    int      buf_args(char *, int (*func)(int,    
                      char **));            /* Figure 17.32 */    
        
    int      ptym_open(char *, int);    /* Figures 19.8, 19.9, and 19.10 */    
    int      ptys_open(char *);         /* Figures 19.8, 19.9, and 19.10 */    
    #ifdef  TIOCGWINSZ     
    pid_t    pty_fork(int *, char *, int, const struct termios *,    
                      const struct winsize *);      /* Figure 19.11 */    
    #endif     
        
    int     lock_reg(int, int, int, off_t, int, off_t); /* Figure 14.5 */    
    #define read_lock(fd, offset, whence, len) \    
                lock_reg((fd), F_SETLK, F_RDLCK, (offset), (whence), (len))    
    #define readw_lock(fd, offset, whence, len) \     
                lock_reg((fd), F_SETLKW, F_RDLCK, (offset), (whence), (len))    
    #define write_lock(fd, offset, whence, len) \     
                lock_reg((fd), F_SETLK, F_WRLCK, (offset), (whence), (len))    
    #define writew_lock(fd, offset, whence, len) \     
                lock_reg((fd), F_SETLKW, F_WRLCK, (offset), (whence), (len))    
    #define un_lock(fd, offset, whence, len) \     
                lock_reg((fd), F_SETLK, F_UNLCK, (offset), (whence), (len))    
        
    pid_t   lock_test(int, int, off_t, int, off_t);     /* Figure 14.6 */    
        
    #define is_read_lockable(fd, offset, whence, len) \     
                (lock_test((fd), F_RDLCK, (offset), (whence), (len)) == 0)    
    #define is_write_lockable(fd, offset, whence, len) \     
                (lock_test((fd), F_WRLCK, (offset), (whence), (len)) == 0)    
        
    void    err_dump(const char *, ...);        /* Appendix B */    
    void    err_msg(const char *, ...);    
    void    err_quit(const char *, ...);    
    void    err_exit(int, const char *, ...);    
    void    err_ret(const char *, ...);    
    void    err_sys(const char *, ...);    
        
    void    log_msg(const char *, ...);         /* Appendix B */    
    void    log_open(const char *, int, int);    
    void    log_quit(const char *, ...);    
    void    log_ret(const char *, ...);    
    void    log_sys(const char *, ...);    
        
    void    TELL_WAIT(void);        /* parent/child from Section 8.9 */    
    void    TELL_PARENT(pid_t);    
    void    TELL_CHILD(pid_t);    
    void    WAIT_PARENT(void);    
    void    WAIT_CHILD(void);    
        
    #endif  /* _APUE_H */

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