programming-examples/c++/Others/Copying one or more than one file into one file.cpp
2019-11-15 12:59:38 +01:00

70 lines
1.3 KiB
C++

Copying one or more than one file into one file
#include <stdio.h>
void main(int argc,char *argv[]){
int i=0,
is_copied=0;
FILE *input,
*output;
char ch;
clrscr();
if (argc>=3){
/* last file is the output file */
output=fopen(argv[argc-1],"w+");
if (output==NULL){
gotoxy(10,1);
printf("Can't open output file :%s",argv[argc-1]);
getch();
return;
}
/* input files */
for(i=1;i<argc-1;i++){
input=fopen(argv[i],"r");
if (input==NULL){
gotoxy(10,i+2);
printf("Can't open input file :%s",argv[i]);
}
else{
/* writing from input file to output file */
rewind(input);
while((ch=fgetc(input))!=EOF){
fprintf(output,"%c",ch);
is_copied=1;
}
gotoxy(10,i+2);
if (is_copied)
printf("%s successfully copied into %s",argv[i],argv[argc-1]);
else
printf("%s can't copy into %s",argv[i],argv[argc-1]);
is_copied=0;
}
fclose(input);
}
fclose(output);
}
else{
gotoxy(10,1);
printf("please specifiy at least two file one source and another target");
}
getch();
}