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1.1 ! root 1: ! 2: ! 3: chroot() COHERENT System Call chroot() ! 4: ! 5: ! 6: ! 7: ! 8: Change process's root directory ! 9: ! 10: iinntt cchhrroooott(_d_i_r_e_c_t_o_r_y) ! 11: cchhaarr *_d_i_r_e_c_t_o_r_y; ! 12: ! 13: The root directory is the directory from which file-name searches ! 14: commence when a path name begins with `/'. chroot changes the ! 15: root directory to directory for the requesting process and all of ! 16: its children. ! 17: ! 18: Because of security problems, chroot is restricted to the super- ! 19: user. It is sometimes useful for a system administrator; for ex- ! 20: ample, to test a new system environment that resides on a mounted ! 21: file system. ! 22: ! 23: ***** See Also ***** ! 24: ! 25: chdir(), COHERENT system calls, fork() ! 26: ! 27: ***** Diagnostics ***** ! 28: ! 29: chroot returns zero for a successful call. It returns -1 on er- ! 30: rors, such as the caller not being the superuser or the directory ! 31: being nonexistent or not a directory. ! 32: ! 33: ! 34: ! 35: ! 36: ! 37: ! 38: ! 39: ! 40: ! 41: ! 42: ! 43: ! 44: ! 45: ! 46: ! 47: ! 48: ! 49: ! 50: ! 51: ! 52: ! 53: ! 54: ! 55: ! 56: ! 57: ! 58: ! 59: ! 60: ! 61: ! 62: ! 63: ! 64: COHERENT Lexicon Page 1 ! 65: ! 66:
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