NetBSD/crypto/dist/krb4/lib/krb/sizetest.c

41 lines
886 B
C

#include "krb_locl.h"
RCSID("$Id: sizetest.c,v 1.1.1.2 2000/12/29 01:43:19 assar Exp $");
static void
fatal(const char *msg)
{
fputs(msg, stderr);
exit(1);
}
int
main(void)
{
if (sizeof(u_int8_t) < 1)
fatal("sizeof(u_int8_t) is smaller than 1 byte\n");
if (sizeof(u_int16_t) < 2)
fatal("sizeof(u_int16_t) is smaller than 2 bytes\n");
if (sizeof(u_int32_t) < 4)
fatal("sizeof(u_int32_t) is smaller than 4 bytes\n");
if (sizeof(u_int8_t) > 1)
fputs("warning: sizeof(u_int8_t) is larger than 1 byte, "
"some stuff may not work properly!\n", stderr);
{
u_int8_t u = 1;
int i;
for (i = 0; u != 0 && i < 100; i++)
u <<= 1;
if (i < 8)
fatal("u_int8_t is smaller than 8 bits\n");
else if (i > 8)
fputs("warning: u_int8_t is larger than 8 bits, "
"some stuff may not work properly!\n", stderr);
}
exit(0);
}