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#include <stdio.h>
#ifdef _POSIX_SOURCE
#include "sys/types.h"
#include "sys/stat.h"
#include "unistd.h"
#else
struct stat { int st_mode; };
#define stat(f, b) (void)f
#define S_ISDIR(m) (m = 0)
#define rmdir(f) (-1)
#define unlink(f) (-1)
#endif
/** delete a file **/
int remove(const char *filename)
{
struct stat st;
stat(filename, &st);
if (S_ISDIR(st.st_mode)) {
return rmdir(filename);
}
return unlink(filename);
}
/***
function removes the file ARGUMENT(filename) so the future attempts to
open that file will fail unless creating a new file.
***/
/*
IMPLEMENTATION(Whether the file is removed if it is open)
*/
/*
STDC(1)
*/
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