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#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <unistd.h>
#include "print.h"
#include "util.h"
static String va_stringf(va_list args, const char * fmt) {
va_list args_copy;
va_copy(args_copy, args);
size_t sz = vsnprintf(NULL, 0, fmt, args_copy) + 1;
char * msg = (char *) malloc(sz);
va_end(args_copy);
vsnprintf(msg, sz, fmt, args);
String out = msg;
free(msg);
va_end(args);
return out;
}
void lprtf(const char * fmt, ...) {
va_list args;
va_start(args, fmt);
String formatted = String::va_fmt(args, fmt);
va_end(args);
fwrite(formatted.c_str(), 1, formatted.size(), stdout);
fflush(stdout);
SessionLog::get().append(formatted);
}
SessionLog & SessionLog::get() {
static SessionLog instance;
return instance;
}
SessionLog::SessionLog() {
if (!this->enable) return;
String filename = String::fmt("%lu.log", getpid());
FILE * file = fopen(filename.c_str(), "w+");
}
SessionLog::~SessionLog() {
safe_free(this->file);
}
void SessionLog::append(const String & str) const {
this->append(str.data(), str.size());
}
void SessionLog::append(const char * str) const {
this->append(str, strlen(str));
}
void SessionLog::append(const char * buf, size_t buf_size) const {
if (this->file == nullptr) return;
if (buf_size == 0) return;
fwrite(buf, 1, buf_size, this->file);
}
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