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antoni/union_endianness.c

Created July 9, 2015 20:16
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Detecting endianness at runtime
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union_endianness.c
/*
* Source:
* http://stackoverflow.com/a/1001373/963881
*/
int is_big_endian(void)
{
union {
uint32_t i;
char c[4];
} bint = {0x01020304};
return bint.c[0] == 1;
}
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