diff options
Diffstat (limited to 'semestr-5/so/lista0/lista_0/include/apue.h')
| -rw-r--r-- | semestr-5/so/lista0/lista_0/include/apue.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/semestr-5/so/lista0/lista_0/include/apue.h b/semestr-5/so/lista0/lista_0/include/apue.h new file mode 100644 index 0000000..ac6ca33 --- /dev/null +++ b/semestr-5/so/lista0/lista_0/include/apue.h @@ -0,0 +1,134 @@ +/* + * Our own header, to be included before all standard system headers. + */ +#ifndef _APUE_H +#define _APUE_H + +#define _POSIX_C_SOURCE 200809L + +#if defined(SOLARIS) /* Solaris 10 */ +#define _XOPEN_SOURCE 600 +#else +#define _XOPEN_SOURCE 700 +#endif + +#include <sys/stat.h> +#include <sys/types.h> /* some systems still require this */ +#include <termios.h> /* for winsize */ +#if defined(MACOS) || !defined(TIOCGWINSZ) +#include <sys/ioctl.h> +#endif +#if defined(LINUX) +#include <sys/sysmacros.h> +#endif + +#include <signal.h> /* for SIG_ERR */ +#include <stddef.h> /* for offsetof */ +#include <stdio.h> /* for convenience */ +#include <stdlib.h> /* for convenience */ +#include <string.h> /* for convenience */ +#include <unistd.h> /* for convenience */ + +#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 */ + +#define min(a, b) ((a) < (b) ? (a) : (b)) +#define max(a, b) ((a) > (b) ? (a) : (b)) + +/* + * Prototypes for our own functions. + */ +char *path_alloc(size_t *); /* {Prog pathalloc} */ +long open_max(void); /* {Prog openmax} */ + +int set_cloexec(int); /* {Prog setfd} */ +void clr_fl(int, int); +void set_fl(int, int); /* {Prog setfl} */ + +void pr_exit(int); /* {Prog prexit} */ + +void pr_mask(const char *); /* {Prog prmask} */ +Sigfunc *signal_intr(int, Sigfunc *); /* {Prog signal_intr_function} */ + +void daemonize(const char *); /* {Prog daemoninit} */ + +void sleep_us(unsigned int); /* {Ex sleepus} */ +ssize_t readn(int, void *, size_t); /* {Prog readn_writen} */ +ssize_t writen(int, const void *, size_t); /* {Prog readn_writen} */ + +int fd_pipe(int *); /* {Prog sock_fdpipe} */ +int recv_fd(int, ssize_t (*func)(int, const void *, + size_t)); /* {Prog recvfd_sockets} */ +int send_fd(int, int); /* {Prog sendfd_sockets} */ +int send_err(int, int, const char *); /* {Prog senderr} */ +int serv_listen(const char *); /* {Prog servlisten_sockets} */ +int serv_accept(int, uid_t *); /* {Prog servaccept_sockets} */ +int cli_conn(const char *); /* {Prog cliconn_sockets} */ +int buf_args(char *, int (*func)(int, char **)); /* {Prog bufargs} */ + +int tty_cbreak(int); /* {Prog raw} */ +int tty_raw(int); /* {Prog raw} */ +int tty_reset(int); /* {Prog raw} */ +void tty_atexit(void); /* {Prog raw} */ +struct termios *tty_termios(void); /* {Prog raw} */ + +int ptym_open(char *, int); /* {Prog ptyopen} */ +int ptys_open(char *); /* {Prog ptyopen} */ +#ifdef TIOCGWINSZ +pid_t pty_fork(int *, char *, int, const struct termios *, + const struct winsize *); /* {Prog ptyfork} */ +#endif + +int lock_reg(int, int, int, off_t, int, off_t); /* {Prog lockreg} */ + +#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); /* {Prog locktest} */ + +#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_msg(const char *, ...); /* {App misc_source} */ +void err_dump(const char *, ...) __attribute__((noreturn)); +void err_quit(const char *, ...) __attribute__((noreturn)); +void err_cont(int, const char *, ...); +void err_exit(int, const char *, ...) __attribute__((noreturn)); +void err_ret(const char *, ...); +void err_sys(const char *, ...) __attribute__((noreturn)); + +void log_msg(const char *, ...); /* {App misc_source} */ +void log_open(const char *, int, int); +void log_quit(const char *, ...) __attribute__((noreturn)); +void log_ret(const char *, ...); +void log_sys(const char *, ...) __attribute__((noreturn)); +void log_exit(int, const char *, ...) __attribute__((noreturn)); + +void TELL_WAIT(void); /* parent/child from {Sec race_conditions} */ +void TELL_PARENT(pid_t); +void TELL_CHILD(pid_t); +void WAIT_PARENT(void); +void WAIT_CHILD(void); + +#endif /* _APUE_H */ |