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#include <stdio.h>
static int w[2];
static char * bytes;
int main(void)
{
printf ("+++Endian test:\n");
if (sizeof (int) == 2)
{
w[0] = 0x4142;
w[1] = 0;
bytes = (char *) w;
if (strcmp(bytes, "AB") == 0)
printf ("big endian\n");
else if (strcmp(bytes, "BA") == 0)
printf ("little endian\n");
else
{
printf ("nor big nor little endian\n");
return 1;
}
}
else if (sizeof (int) == 4)
{
w[0] = 0x41424344;
w[1] = 0;
bytes = (char *) w;
if (strcmp(bytes, "ABCD") == 0)
printf ("big endian\n");
else if (strcmp(bytes, "DCBA") == 0)
printf ("little endian\n");
else
{
printf ("nor big nor little endian\n");
return 1;
}
}
else
{
printf ("unexpected size of int\n");
return 1;
}
return 0;
}
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