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topjohnwu f9bde347bc Convert indentation to spaces
The tab war is lost
2020-12-30 22:11:24 -08:00

38 lines
863 B
C++

#pragma once
#include <cerrno>
#include <cstdarg>
#include <cstring>
enum {
L_DEBUG,
L_INFO,
L_WARN,
L_ERR
};
struct log_callback {
int (*d)(const char* fmt, va_list ap);
int (*i)(const char* fmt, va_list ap);
int (*w)(const char* fmt, va_list ap);
int (*e)(const char* fmt, va_list ap);
void (*ex)(int code);
};
extern log_callback log_cb;
#define LOGD(...) log_handler<L_DEBUG>(__VA_ARGS__)
#define LOGI(...) log_handler<L_INFO>(__VA_ARGS__)
#define LOGW(...) log_handler<L_WARN>(__VA_ARGS__)
#define LOGE(...) log_handler<L_ERR>(__VA_ARGS__)
#define PLOGE(fmt, args...) LOGE(fmt " failed with %d: %s\n", ##args, errno, std::strerror(errno))
int nop_log(const char *, va_list);
void nop_ex(int);
void no_logging();
void cmdline_logging();
template<int type>
void log_handler(const char *fmt, ...) __printflike(1, 2);