gistfile1.txt

/* gcc -framework Foundation -framework AppKit -o file_wo_kesu file_wo_kesu.m */

#import <Foundation/NSArray.h>
#import <Foundation/NSAutoreleasePool.h>
#import <Foundation/NSDictionary.h>
#import <Foundation/NSFileManager.h>
#import <Foundation/NSProcessInfo.h>
#import <Foundation/NSString.h>

#import <AppKit/NSOpenPanel.h>

#import <stdio.h>
#import <stdlib.h>

int
main(int argc, char** argv)
{
  NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

  NSOpenPanel* openPanel = [NSOpenPanel openPanel];
  [openPanel setCanChooseDirectories: YES];
  int result = [openPanel runModalForDirectory: NSHomeDirectory() file: nil types: nil];
  if (result == NSOKButton) {
    NSString* dirpath = [openPanel filename];
    printf("location: %s OK? [Y/n]: ", [dirpath UTF8String]);
    fflush(stdout);
    char yesno[3];
    fgets(yesno, 3, stdin);
    if (yesno[0] != 'Y' && yesno[0] != 'y') {
      printf("operation canceled.\n");
      exit(EXIT_SUCCESS);
    }

    NSFileManager* nsfm = [NSFileManager defaultManager];
    NSDirectoryEnumerator* direnum = [nsfm enumeratorAtPath: dirpath];

    if (chdir([dirpath UTF8String]) < 0) {
      perror("chdir");
      exit(EXIT_FAILURE);
    }

    NSString *pname = nil;
    while ((pname = [direnum nextObject]) != nil) {
      NSString* path = [dirpath stringByAppendingPathComponent: pname];
      NSDictionary* attr = [direnum fileAttributes];
      NSNumber* inode = [attr objectForKey: NSFileSystemFileNumber];
      printf("%d %s\n", [inode intValue], [path UTF8String]);
      [nsfm removeFileAtPath: path handler: nil];
    }
  }

  return EXIT_SUCCESS;
}