Program No : 38 :

              program no  : 38
 purpose : merge two files.

#include<"stdio.h">
#include<"conio.h">

int main(argc,argv)
int argc;
char *argv[];

{
	FILE *fp,*fp1,*fpc;
    
	
	char ch;

	if(argc!=4)
	{
         printf("usage is wrong");
		 return;
	}

    fp=fopen(argv[1],"r");

	if(fp==NULL)
	{
		printf("file opening error");

		return;
	}

	fp1=fopen(argv[2],"r");

	if(fp==NULL)
	{
		printf("file opening error");

		return;
	}

	fpc=fopen(argv[3],"w");

	if(fpc==NULL)
	{
		printf("file opening error");

		return;
	}



	for(ch=getc(fp);feof(fp)==0;ch=getc(fp))
		
		putc(ch,fpc);

		
	for(ch=getc(fp1);feof(fp1)==0;ch=getc(fp1))
		
		putc(ch,fpc);

	 
	fcloseall();

	

}