SyringeEx/Log.cpp at master · Phobos-developers/SyringeEx · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
#include "Log.h"

#include <share.h>
#include <stdarg.h>
#include <stdio.h>
#include <time.h>

FileHandle Log::File;

void Log::Open(char const* const pFilename) noexcept
{
    if (pFilename && *pFilename)
    {
        File = FileHandle(_fsopen(pFilename, "w", _SH_DENYWR));
    }
}

void Log::Flush() noexcept
{
    if (File)
    {
        fflush(File);
    }
}

void Log::WriteTimestamp() noexcept
{
    if (File)
    {
        time_t raw;
        time(&raw);

        tm t;
        localtime_s(&t, &raw);

        fprintf(File, "[%02d:%02d:%02d] ", t.tm_hour, t.tm_min, t.tm_sec);
    }
}

void Log::WriteLine() noexcept
{
    if (File)
    {
        fputs("\n", File);
    }
}

void Log::WriteLine(char const* const pFormat, ...) noexcept
{
    if (File)
    {
        va_list args;
        va_start(args, pFormat);

        WriteTimestamp();
        vfprintf(File, pFormat, args);
        WriteLine();
        fflush(File);

        va_end(args);
    }
}