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Remove invalid macro starting with _ from libfdt_env.h

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libfdt_env.h in the device tree compiler currently defines a _B() macro. This is in the
namespace reserved for the implementation, and Cygwin's ctype.h actually defines a macro
with this name. This renames _B to EXTRACT_BYTE.

Signed-off-by: Bert Kenward <bert.kenward@broadcom.com>
This commit is contained in:
Bert Kenward 2012-04-10 08:00:15 -07:00 • committed by Jon Loeliger
parent 5f0c3b2d62
commit 37b167f68a
1 changed files with 6 additions and 6 deletions
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12
libfdt/libfdt_env.h
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@ -5,25 +5,25 @@
#include <stdint.h>
#include <string.h>
#define _B(n) ((unsigned long long)((uint8_t *)&x)[n])
#define EXTRACT_BYTE(n) ((unsigned long long)((uint8_t *)&x)[n])
static inline uint16_t fdt16_to_cpu(uint16_t x)
{
return (_B(0) << 8) | _B(1);
return (EXTRACT_BYTE(0) << 8) | EXTRACT_BYTE(1);
}
#define cpu_to_fdt16(x) fdt16_to_cpu(x)
static inline uint32_t fdt32_to_cpu(uint32_t x)
{
return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3);
return (EXTRACT_BYTE(0) << 24) | (EXTRACT_BYTE(1) << 16) | (EXTRACT_BYTE(2) << 8) | EXTRACT_BYTE(3);
}
#define cpu_to_fdt32(x) fdt32_to_cpu(x)
static inline uint64_t fdt64_to_cpu(uint64_t x)
{
return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32)
| (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7);
return (EXTRACT_BYTE(0) << 56) | (EXTRACT_BYTE(1) << 48) | (EXTRACT_BYTE(2) << 40) | (EXTRACT_BYTE(3) << 32)
| (EXTRACT_BYTE(4) << 24) | (EXTRACT_BYTE(5) << 16) | (EXTRACT_BYTE(6) << 8) | EXTRACT_BYTE(7);
}
#define cpu_to_fdt64(x) fdt64_to_cpu(x)
#undef _B
#undef EXTRACT_BYTE
#endif /* _LIBFDT_ENV_H */