how to fetch files from each sub directory?

hi ..example.if i have a folder name as 'DATA',inside this subfolder namely 2000 to 2013(year) are ther..in this each folder(01 TO 12,say month),in each month folder,o1 to 31 days folder are ther,inside each days folder many .zip files are ther..i need to fetch all the .zip files inside main folder('DATA'),and extract them to a separate folder.is it possible? any defined function? i couldnt do with below code..help need

    for kk=1997:2013
 if exist(folder,'dir')
  for ll=1:12
   if exist(folder,'dir')
    for mm=1:31

currfold=[folders(ii) '\*.zip'];
currfiles=dir(currfold);
%now do something with these files
for jj=1:length(currfiles)
  unzip([folders(ii) '\' currfiles(jj).name],outputfolder);
end
end
end
  end
end
end

Answer 1

[David Sanchez]

Use the dir2 function. With it, you can fetch files recursively.

[sandy]

thanks,if i use dir2() function...it showing error as......

   lcc preprocessor error: dir2_mex.c:4 Could not find include file <shlwapi.h> 
Warning dir2_mex.c: 89  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 90  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 91  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 92  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 93  assignment of pointer to pointer to char to pointer to char 
Error dir2_mex.c: 104  operands of != have illegal types `int' and `pointer to void' 
Error dir2_mex.c: 104  too many arguments to `fileSplit' 
Error dir2_mex.c: 104  too many arguments to `fileSplit' 
Warning dir2_mex.c: 104  possible usage of fn before definition 
Warning dir2_mex.c: 104  possible usage of dir before definition 
Warning dir2_mex.c: 104   possible usage of parts before definition 
Warning dir2_mex.c: 104  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 104  assignment of pointer to pointer to char to pointer to char 
Error dir2_mex.c: 104  operands of != have illegal types `int' and `pointer to void' 
Warning dir2_mex.c: 104  assignment of pointer to pointer to char to pointer to char 
Error dir2_mex.c: 107  operands of != have illegal types `int' and `pointer to void' 
Error dir2_mex.c: 107  too many arguments to `fileSplit' 
Error dir2_mex.c: 107  too many arguments to `fileSplit' 
Warning dir2_mex.c: 107  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 107  assignment of pointer to pointer to char to pointer to char 
Error dir2_mex.c: 107  operands of != have illegal types `int' and `pointer to void' 
Warning dir2_mex.c: 107  assignment of pointer to pointer to char to pointer to char 
Warning dir2_mex.c: 121  assignment of pointer to pointer to char to pointer to char 
Error dir2_mex.c: 127  operands of = have illegal types `pointer to char' and `int' 
Warning dir2_mex.c: 131  assignment of pointer to pointer to const char to pointer to pointer to pointer to char 
Warning dir2_mex.c: 135  assignment of pointer to pointer to char to pointer to pointer to pointer to char 
Warning dir2_mex.c: 137  assignment of pointer to pointer to char to pointer to pointer to pointer to char 
Error dir2_mex.c: 150  extraneous return value 
Warning dir2_mex.c: 80  local `int hasRec' is not referenced 
Error dir2_mex.c: 255  undeclared identifier `MAXDWORD' 
Warning dir2_mex.c: 269  assignment of pointer to char to pointer to pointer to char 
Warning dir2_mex.c: 270  assignment of pointer to const char to pointer to pointer to char 
Warning dir2_mex.c: 255   possible usage of MAXDWORD before definition 
Warning dir2_mex.c: 324  assignment of pointer to const char to pointer to array 261 of char 
Error dir2_mex.c: 357  operands of = have illegal types `pointer to char' and `int' 
Error dir2_mex.c: 358  operands of = have illegal types `char' and `pointer to void' 
Error dir2_mex.c: 359  operands of = have illegal types `pointer to char' and `int' 
Error dir2_mex.c: 360  operands of = have illegal types `char' and `pointer to void' 
Warning dir2_mex.c: 345  local `pointer to char temp' is not referenced 
16 errors, 24 warnings 

C:\PROGRA~1\MATLAB\R2010B\BIN\MEX.PL: Error: Compile of 'dir2_mex.c' failed.

??? Undefined function or method 'printf' for input arguments of type 'char'.

Error in ==> dir2>install_dir2_mex at 202 printf('COuld not install the mex file. Switch to the .m version\n');

Error in ==> dir2 at 50 install_dir2_mex;

Error in ==> append at 2 d = dir2(folder,'*.zip');