path: root/src/common/nullpo.c

// Copyright (c) Athena Dev Teams - Licensed under GNU GPL
// For more information, see LICENCE in the main folder

#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include "nullpo.h"
#include "../common/showmsg.h"
// #include "logs.h" // �z�΂��Ă݂�

static void nullpo_info_core(const char *file, int line, const char *func,
                             const char *fmt, va_list ap);

/*======================================
 * Null�`�F�b�N �y�� ���o��
 *--------------------------------------*/
int nullpo_chk_f(const char *file, int line, const char *func, const void *target,
                 const char *fmt, ...)
{
    va_list ap;

    if (target != NULL)
        return 0;

    va_start(ap, fmt);
    nullpo_info_core(file, line, func, fmt, ap);
    va_end(ap);
    return 1;
}

int nullpo_chk(const char *file, int line, const char *func, const void *target)
{
    if (target != NULL)
        return 0;

    nullpo_info_core(file, line, func, NULL, NULL);
    return 1;
}


/*======================================
 * nullpo���o��(�O���ďo���������b�p)
 *--------------------------------------*/
void nullpo_info_f(const char *file, int line, const char *func,
                   const char *fmt, ...)
{
    va_list ap;

    va_start(ap, fmt);
    nullpo_info_core(file, line, func, fmt, ap);
    va_end(ap);
}

void nullpo_info(const char *file, int line, const char *func)
{
    nullpo_info_core(file, line, func, NULL, NULL);
}


/*======================================
 * nullpo���o��(Main)
 *--------------------------------------*/
static void nullpo_info_core(const char *file, int line, const char *func,
                             const char *fmt, va_list ap)
{
    if (file == NULL)
        file = "??";

    func =
        func == NULL    ? "unknown":
        func[0] == '\0' ? "unknown":
        func;

    ShowMessage("--- nullpo info --------------------------------------------\n");
    ShowMessage("%s:%d: in func `%s'\n", file, line, func);
    if (fmt != NULL) {
        if (fmt[0] != '\0') {
            vprintf(fmt, ap);

            // �Ō�ɉ��s�������m�F
            if (fmt[strlen(fmt)-1] != '\n')
                ShowMessage("\n");
        }
    }
    ShowMessage("--- end nullpo info ----------------------------------------\n");

    // �������nullpo���O���t�@�C���ɏ����o������
    // �܂Ƃ߂Ē�o�ł���ȂƎv���Ă�����B
}