*: deinline SWAP_xE64 on 32-bit CPUs. Wins !90 bytes both on 32 and 64 bits

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/include/libbb.h b/include/libbb.h
index b16157d46..c161ed7e2 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -37,8 +37,6 @@
 #include <termios.h>
 #include <time.h>
 #include <unistd.h>
-/* Try to pull in PATH_MAX */
-#include <limits.h>
 #include <sys/param.h>
 #ifdef HAVE_MNTENT_H
 # include <mntent.h>
@@ -254,6 +252,11 @@ extern int *const bb_errno;
 #define errno (*bb_errno)
 #endif
 
+#if !(ULONG_MAX > 0xffffffff)
+/* Only 32-bit CPUs need this, 64-bit ones use inlined version */
+uint64_t bb_bswap_64(uint64_t x) FAST_FUNC;
+#endif
+
 unsigned long long monotonic_ns(void) FAST_FUNC;
 unsigned long long monotonic_us(void) FAST_FUNC;
 unsigned long long monotonic_ms(void) FAST_FUNC;