linux下的指令用c语言的实现

代码说明：

  一些linux下的指令用c语言的实现,希望对大家有用(Some Linux instructions with c language implementation)

文件列表：

my_linux_command, 0 , 2014-06-25
my_linux_command\ReadMe.txt, 965 , 2014-06-25
my_linux_command\cat.c, 3899 , 2014-04-17
my_linux_command\chattr.c, 4538 , 2014-05-30
my_linux_command\chgrp.c, 2037 , 2014-05-16
my_linux_command\chmod.c, 2299 , 2014-05-15
my_linux_command\chown.c, 2053 , 2014-05-16
my_linux_command\cp.c, 2209 , 2014-05-09
my_linux_command\cut.c, 7807 , 2014-06-05
my_linux_command\date.c, 6111 , 2014-05-16
my_linux_command\df.c, 2869 , 2014-06-05
my_linux_command\du.c, 1533 , 2014-06-05
my_linux_command\echo.c, 636 , 2014-05-29
my_linux_command\expand.c, 2479 , 2014-06-17
my_linux_command\find.c, 1869 , 2014-06-03
my_linux_command\getopt_long.c, 2131 , 2014-04-17
my_linux_command\grep.c, 2857 , 2014-06-05
my_linux_command\head.c, 4835 , 2014-05-09
my_linux_command\join.c, 7690 , 2014-06-17
my_linux_command\last.c, 4370 , 2014-06-05
my_linux_command\lib, 0 , 2014-06-25
my_linux_command\lib\bit_opr.h, 268 , 2014-05-30
my_linux_command\lib\char_map.h, 2943 , 2014-06-17
my_linux_command\lib\chmod.h, 3019 , 2014-05-15
my_linux_command\lib\chown.h, 3740 , 2014-05-16
my_linux_command\lib\command_comm.h, 513 , 2014-04-18
my_linux_command\lib\copy.h, 8973 , 2014-05-09
my_linux_command\lib\err_msg.h, 906 , 2014-06-17
my_linux_command\lib\file_isexist.h, 1887 , 2014-05-13
my_linux_command\lib\fileflag.h, 1868 , 2014-06-03
my_linux_command\lib\find_file.h, 3328 , 2014-06-03
my_linux_command\lib\get_filesize.h, 2360 , 2014-06-17
my_linux_command\lib\gettime.h, 398 , 2014-05-16
my_linux_command\lib\is_digit.h, 947 , 2014-05-12
my_linux_command\lib\is_root_process.h, 438 , 2014-05-30
my_linux_command\lib\link.h, 745 , 2014-06-05
my_linux_command\lib\list.h, 4107 , 2014-04-14
my_linux_command\lib\mkdir.h, 2516 , 2014-05-13
my_linux_command\lib\pwd.h, 767 , 2014-05-15
my_linux_command\lib\remove.h, 2711 , 2014-05-09
my_linux_command\lib\rename.h, 923 , 2014-05-09
my_linux_command\lib\rmdir.h, 483 , 2014-05-29
my_linux_command\lib\safe-read.h, 451 , 2014-06-19
my_linux_command\lib\str_match.h, 2889 , 2014-06-17
my_linux_command\lib\umask.h, 2510 , 2014-05-12
my_linux_command\lib\yesno.h, 643 , 2014-04-21
my_linux_command\ln.c, 1756 , 2014-06-05
my_linux_command\ls.c, 20090 , 2014-04-17
my_linux_command\lsattr.c, 2676 , 2014-05-30
my_linux_command\makefile, 301 , 2014-06-05
my_linux_command\mkdir.c, 2111 , 2014-05-13
my_linux_command\mkfifo.c, 1838 , 2014-06-05
my_linux_command\mv.c, 2053 , 2014-05-09
my_linux_command\od.c, 3308 , 2014-05-29
my_linux_command\paste.c, 3874 , 2014-06-17
my_linux_command\pwd.c, 1580 , 2014-05-15
my_linux_command\reboot.c, 1118 , 2014-05-16
my_linux_command\rename.c, 1526 , 2014-05-09
my_linux_command\rm.c, 1949 , 2014-05-09
my_linux_command\rmdir.c, 1438 , 2014-05-29
my_linux_command\sed.c, 2741 , 2014-06-17
my_linux_command\sort.c, 7416 , 2014-06-09
my_linux_command\split.c, 5619 , 2014-06-19
my_linux_command\tac.c, 4381 , 2014-04-18
my_linux_command\tail.c, 9527 , 2014-05-29
my_linux_command\tee.c, 2631 , 2014-06-17
my_linux_command\test.c, 625 , 2014-06-17
my_linux_command\test_dir, 0 , 2014-06-25
my_linux_command\test_dir\test_va_list.c, 2434 , 2014-06-09
my_linux_command\touch.c, 4166 , 2014-05-16
my_linux_command\tr.c, 3551 , 2014-06-17
my_linux_command\umask.c, 1131 , 2014-06-03
my_linux_command\uniq.c, 8782 , 2014-06-17
my_linux_command\wc.c, 4876 , 2014-06-17
my_linux_command\which.c, 2270 , 2014-06-03
my_linux_command\who.c, 1985 , 2014-05-30
my_linux_command\whoami.c, 1664 , 2014-05-30