晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。 林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。 见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝) 既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。 南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。
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/* $Id$ */
#ifndef __PAMMISC_H
#define __PAMMISC_H
#include <security/pam_appl.h>
#include <security/pam_client.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* include some useful macros */
#include <security/_pam_macros.h>
/* functions defined in pam_misc.* libraries */
extern int misc_conv(int num_msg, const struct pam_message **msgm,
struct pam_response **response, void *appdata_ptr);
#include <time.h>
extern time_t pam_misc_conv_warn_time; /* time that we should warn user */
extern time_t pam_misc_conv_die_time; /* cut-off time for input */
extern const char *pam_misc_conv_warn_line; /* warning notice */
extern const char *pam_misc_conv_die_line; /* cut-off remark */
extern int pam_misc_conv_died; /* 1 = cut-off time reached (0 not) */
extern int (*pam_binary_handler_fn)(void *appdata, pamc_bp_t *prompt_p);
extern void (*pam_binary_handler_free)(void *appdata, pamc_bp_t *prompt_p);
/*
* Environment helper functions
*/
/* transcribe given environment (to pam) */
extern int pam_misc_paste_env(pam_handle_t *pamh
, const char * const * user_env);
/* delete environment as obtained from (pam_getenvlist) */
extern char **pam_misc_drop_env(char **env);
/* provide something like the POSIX setenv function for the (Linux-)PAM
* environment. */
extern int pam_misc_setenv(pam_handle_t *pamh, const char *name
, const char *value, int readonly);
#ifdef __cplusplus
}
#endif /* def __cplusplus */
#endif /* ndef __PAMMISC_H */