A inotify libs testcase

inotify-extreme.c

/*Licensed under Creative Commons 0 Public Domain (CC0)*/
/*There is no Copyright nor author, it's a general and assembled public work*/
/*AS the License states, any other mixation, redistribution, and so forth of this work will not have any author.*/

#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <linux/inotify.h>
#include <dirent.h>
#define EVENT_SIZE  	  ( sizeof (struct inotify_event) )
#define EVENT_BUF_LEN     ( 1024 * ( EVENT_SIZE + 16 ) )

int main( char * argv[] )
{
  int length, i = 0;
  int FF;
  int WW;
  char buffer[EVENT_BUF_LEN];

  FF = inotify_init();

  if ( FF < 0 ) {
    perror("inotify_init");
  }

  WW = inotify_add_watch( FF, "/tmp", IN_CREATE | IN_DELETE );

  length = read( FF, buffer, EVENT_BUF_LEN ); 
  if ( length != 0 ) {
	printf("Event number %d has happened, program is going to boom\n", length);
  }

  if ( length < 0 ) {
    perror( "read" );
  } 

  while ( i < length ) {  
  struct inotify_event *event = ( struct inotify_event * ) &buffer[ i ];
  if ( event->len ) {
      if ( event->mask & IN_CREATE ) {
        if ( event->mask & IN_ISDIR ) {
          printf( "New directory %s created.\n", event->name );
        }
        else {
          printf( "New file %s created.\n", event->name );
          #define EMP 1024

	  char InitialDir[] = "/tmp";
	  char SNewFILE[EMP] = {0};
	  sprintf(SNewFILE, "%s/%s", InitialDir, "regularfile");

          struct stat st_buf;
	  stat(SNewFILE, &st_buf);

          if (S_ISDIR(st_buf.st_mode))
	        {
		printf("All okay, go on\n");
		continue;
	  	} else {
		printf("Not okay\n");
		}
	  if (S_ISREG (st_buf.st_mode)) {
		printf("Indeed, it`s regular\n");
	  } else {
		printf("Why dafuck it isn`t.\n");
	  }

	  char InitialFile[EMP] = {0};
	  sprintf(InitialFile,"%s/%s", InitialDir, "regularfile");
	  int src_fd, dst_fd;
	  DIR           *d;
	  struct dirent *dir;
	  d = opendir("/tmp");
	  char *dst_path;
	  char *src_path;
	  char DestPath[] = "/home/work/utilfiles";
    	  if (d) {
	  while ((dir = readdir(d)) != NULL) {
	      printf("There is a flaw %s\n", dir->d_name);
	      }
	  } else {
		printf("Big FAILURE\n");
	  }

	  FILE* RReadFile = fopen(InitialFile,"r"); 
	  
	  if (RReadFile) {
	  char DestFileName[EMP] = {0};
	  sprintf(DestFileName, "%s/%s", DestPath, "regularfile");
	  FILE* DWritenFile  = fopen(DestFileName, "w");

	  if (DWritenFile) {
	    char buffer[EMP] = {0};
	    while(fgets(buffer, EMP, RReadFile)) {
		fputs(buffer, DWritenFile);
	    }
	    fclose(DWritenFile);
	  } else {
		printf("Does not work bud\n");
	  }
	  fclose(RReadFile);
	  } else {
		printf("Doesnt work neither\n");
	  }
	  closedir(d);
        }
      }
      else if ( event->mask & IN_DELETE ) {
        if ( event->mask & IN_ISDIR ) {
          printf( "Directory %s deleted.\n", event->name );
        }
        else {
          printf( "File %s deleted.\n", event->name );
        }
      }
    }
    i += EVENT_SIZE + event->len;
  }
  inotify_rm_watch( FF, WW );
  close( FF );
}