Files
ternfs-XTXMarkets/cpp/Common.hpp
T
Francesco Mazzoli c1434ae040 Read/write spans
2022-12-13 22:48:35 +00:00

56 lines
1.8 KiB
C++

#pragma once
#include <iostream>
///////////////////////////////////
// Static init for globals
///////////////////////////////////
// Safer alternative to throwing when in static initialization or signal handler
void dieWithError(const char *err);
struct Globals {
Globals();
bool _collectingProgramInfo = false;
};
extern Globals _globals;
inline bool collectingProgramInfo() {
return _globals._collectingProgramInfo;
}
////////////////////////////////////////////
// Compiler hints
////////////////////////////////////////////
// BUG NOTICE: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47466
// --> this kicks in for statements such as unlikely( a && b );
// --> see assembler generated for t_compiler.cpp
// --> the unlikely case is favoured by the compiler
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define PACKED __attribute__((packed))
#define ALIGNED(n) __attribute__((aligned(n)))
#define ALWAYS_INLINE __attribute__((always_inline))
#define NO_INLINE __attribute__((noinline))
#define FORMAT(n) __attribute__((format(printf,n+1,n+2)))
#define NORETURN __attribute__((noreturn))
#define CONST __attribute__((const))
#define PURE __attribute__((pure))
#define HOT __attribute__((hot))
#define COLD __attribute__((cold))
#define UNUSED __attribute__((unused))
#define DEPRECATED __attribute__((deprecated))
#define CHECK_RETURN __attribute__((warn_unused_result))
///////////////////////////////////
// Debugging features
///////////////////////////////////
#define SHORT_FILE (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : __FILE__)
std::ostream& operator<<(std::ostream& out, struct sockaddr_in& addr);