Preplog.cpp

Preplog.cpp

/*
	****************************************************************
	* File: 	preplog.cpp
	* Author: 	David Grant(MS)
	* Purpose: 	Removes lines beginning with "#" from an input 
	*				text file
	*			Written to remove header lines from IIS  
	*				web logs for BULK IMPORT to SQL
	*  		
	* Disclaimer: This code is to be used for sample purposes only
	*				Microsoft does not gaurantee functionality
	*
	* Latest Revision: 03/29/2001
	*
	****************************************************************

*/


#include <stdio.h>
#include <string.h>


int main(int argc, char **argsch)
{
   FILE *stream;
   char line[10000];
   int  ch;
   bool headerRow = true;

   if(argc < 2)
   {
	   printf("Usage: preplog.exe <weblog>\n");
	   printf("\nThe output will go to stdout, so use > filename to direct to an output file\n");
	   return -1;
	}//if


   if( (stream = fopen( argsch[1], "r" )) != NULL )
   {
		while(fgets(line,10000,stream) != NULL)
		{
			if(ch = strncmp(line,"#Fields: ",9) ==0)
			{
				if (headerRow)
				{
					char *pstr1;
					pstr1 = &(line[9]);
					printf( "%s", pstr1);
					headerRow=false;
				}//if
			}//if
			else {
				if(ch = strncmp(line,"#",1) !=0)
		   		{
					printf( "%s", line);
				}//if
			}//else        		   
		}//while
      fclose( stream );
	  return 0;
   }//if
   else
   {
	   printf("Could not open %s.  Please ensure that the path and filename are correct.\n",argsch[1]);
	   return -1;
   }//else
}//main