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| author | Yaakov Selkowitz <yselkowi@redhat.com> | 2016-03-14 22:11:20 -0500 |
|---|---|---|
| committer | Yaakov Selkowitz <yselkowi@redhat.com> | 2016-03-17 21:09:23 -0500 |
| commit | 00d2fe19591e3e8ad58157de90adbfc29d5cc5dc (patch) | |
| tree | 4474cc61698e282868f7eabea5a07aa3961dec12 /winsup/cygwin/include/byteswap.h | |
| parent | 3237fb31b3178f7e42d6c1c0aca9ae622c8be6d1 (diff) | |
| download | cygnal-00d2fe19591e3e8ad58157de90adbfc29d5cc5dc.tar.gz cygnal-00d2fe19591e3e8ad58157de90adbfc29d5cc5dc.tar.bz2 cygnal-00d2fe19591e3e8ad58157de90adbfc29d5cc5dc.zip | |
Cygwin: define byteswap.h inlines as macros
The bswap_* "functions" are macros in glibc, so they may be tested for
by the preprocessor (e.g. #ifdef bswap_16).
Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
Diffstat (limited to 'winsup/cygwin/include/byteswap.h')
| -rw-r--r-- | winsup/cygwin/include/byteswap.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/winsup/cygwin/include/byteswap.h b/winsup/cygwin/include/byteswap.h index cd5a726d4..9f73c5ac9 100644 --- a/winsup/cygwin/include/byteswap.h +++ b/winsup/cygwin/include/byteswap.h @@ -16,23 +16,27 @@ extern "C" { #endif static __inline unsigned short -bswap_16 (unsigned short __x) +__bswap_16 (unsigned short __x) { return (__x >> 8) | (__x << 8); } static __inline unsigned int -bswap_32 (unsigned int __x) +__bswap_32 (unsigned int __x) { - return (bswap_16 (__x & 0xffff) << 16) | (bswap_16 (__x >> 16)); + return (__bswap_16 (__x & 0xffff) << 16) | (__bswap_16 (__x >> 16)); } static __inline unsigned long long -bswap_64 (unsigned long long __x) +__bswap_64 (unsigned long long __x) { - return (((unsigned long long) bswap_32 (__x & 0xffffffffull)) << 32) | (bswap_32 (__x >> 32)); + return (((unsigned long long) __bswap_32 (__x & 0xffffffffull)) << 32) | (__bswap_32 (__x >> 32)); } +#define bswap_16(x) __bswap_16(x) +#define bswap_32(x) __bswap_32(x) +#define bswap_64(x) __bswap_64(x) + #ifdef __cplusplus } #endif |