ref: 454313e5735b42a3c6d464bbb78be1dcc82a0034
dir: /src/libmach/archive.c/
#include <stdio.h>
#include <string.h>
#include <scc/ar.h>
#include <scc/mach.h>
#include "libmach.h"
int
archive(FILE *fp)
{
int n;
fpos_t pos;
char magic[SARMAG];
fgetpos(fp, &pos);
n = fread(magic, SARMAG, 1, fp);
if (n == 1 && strncmp(magic, ARMAG, SARMAG) == 0)
return 1;
fsetpos(fp, &pos);
return 0;
}