Change the line
while((fgetc(input_file))!= EOF)
to
while((c=fgetc(input_file))!= EOF)
--
Mark Van Peteghem
http://www.q-mentum.com -- easier and more powerful unit testing
ashwin mittal wrote:
>
> Hi everybody,
>
> I want to copy one picture (i.e. in gif format) to
> other gif format file through C.
>
> I dont want the copy command in C....
>
> But the thing I want is through the file handling in C
> and reading the contents and then copying the contents
> to other file..
> But that other file doesnt have any picture but the
> size of that copied file is absolutely perfect..
>
> Check this code and please tell me where I am wrong...
>
> #include<stdio.h>
> #include<conio.h>
> void main()
> {
> int c;
> FILE *output_file;
> FILE *input_file;
> if ((input_file = fopen("sample.jpg","rb")) ==
> NULL)
> {
> fprintf(stderr, "Cannot read
> properly\n");
> }
> if ((output_file = fopen("output.jpg", "ab"))
> == NULL)
> fprintf(stderr, "Cannot write properly\n");
> else
> {
> while((fgetc(input_file))!= EOF)
> {
> fputc(c,output_file);
> }
> fclose(output_file);
> }
>
> getch();
> }
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