Subj : Re: Sub-tree search
To   : borland.public.cpp.borlandcpp
From : Georges
Date : Sat Jul 02 2005 10:59 pm



Bob Gonder wrote:

> Georges wrote:
>
> >I've been trying to write something that will search a directory-tree
> >for named files such as *.cpp - alas without much success!
> >
> >A sort of OWL/C++ version of   DOS   'dir *.cpp /s'
> >
> >If anyone has any ideas, or better still some code!  It would be very
> >much appreciated.
>
> Start with where you want to start:
> int main(void)
> {
>         FindCPP( "C:\\");
>         return 0;
> }
> Then, find the files:
> void FindCPP( char*path)
> {       static depth = 0;//for illustration use if you want
>         int     done;
>         char    mypath[256];
>         struct  ffblk  fb;
>         fnmerge( mypath,NULL,path,"*.cpp",NULL);
>         done = findfirst( mypath, &fb, 0 );
>         // first, find all the files in this folder
>         while (!done)
>         {
>              // you could use depth here to indent the display
>               printf("  %s\n", fb.ff_name);
>
>               done = findnext(&fb);
>         }
>         findclose( &fb);
>         fnmerge( mypath,NULL,path,"*.*",NULL);
>         done = findfirst( mypath, &fb, 0 );
>         // then recurse through all the subfolders
>         while (!done)
>         {
>             if(  (fb.ff_attrib&FA_DIREC) ==FA_DIREC )
>             {  if( fb.ff_name[0] != '.' ) // ignore '.' and '..' dirs
>                 {       fnmerge( mypath, NULL,path,fb.ff_name,"\\");
>                 ++depth;
>                 FindCPP( mypath );
>                 --depth;
>             }  }
>             done = findnext(&fb);
>         }
>         findclose( &fb);
> }
> Note that this is just written, and untested.
> There may be typeos, and the fnmerge functions might need added
> slashes between the old path and the new ff_name, in which case, use
> strcpy/strcat instead.  A good defense woulde be to check the passed
> path for an ending '\\' at the very beginning of the function.

Bob,
Thanks for that. Tomorrow I'll write a little test program for it and
follow it through with the debugger to see what's going on at each stage.
Bit complex just to do by looking at it!  I'll report back IDC.
Georges

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