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#include "../include/al/log.h"
//#define AL_LOG_SKIP
#define AL_LOG_TEMPLATE "%s:%d %s(): %s -> "
#define AL_LOG_TEMPLATE_SECTION AL_LOG_TEMPLATE"(%s) "
#define AL_LOG_MESSAGE_MAX ((size_t)(AL_LOG_MESSAGE_SIZE - 1u)) // Space for newline.
#ifndef AL_FORCE_DISABLE_OUTPUT
static s32 (*_al_print)(void *, u8, char *) = NULL;
static void *_al_log_userdata = NULL;
void al_set_print(s32 (*print_func)(void *, u8, char *), void *userdata)
{
_al_print = print_func;
_al_log_userdata = userdata;
}
static const char *levels[] = {
[AL_LOG_INFO] = "info",
[AL_LOG_WARN] = "warn",
[AL_LOG_ERROR] = "error",
[AL_LOG_DEBUG] = "debug",
[AL_LOG_TRACE] = "trace"
};
#ifndef AL_LOG_SKIP
static __thread char messagebuf[AL_LOG_MESSAGE_SIZE];
static char *get_message_buffer(u8 level, const char *section, const char *name, const s32 line, const char *func, const char *fmt, va_list args)
{
s32 prefix = 0;
if (!section) {
prefix = al_snprintf(messagebuf, AL_LOG_MESSAGE_MAX, AL_LOG_TEMPLATE, name, line, func, levels[level]);
} else {
prefix = al_snprintf(messagebuf, AL_LOG_MESSAGE_MAX, AL_LOG_TEMPLATE_SECTION, name, line, func, levels[level], section);
}
al_assert(prefix > 0);
al_vsnprintf(messagebuf + prefix, AL_LOG_MESSAGE_MAX - (size_t)prefix, fmt, args);
messagebuf[strcspn(messagebuf, "\r\n")] = '\0';
return messagebuf;
}
#endif
s32 _al_logv(u8 level, const char *section, const char *name, const s32 line, const char *func, const char *fmt, va_list args)
{
#ifdef AL_LOG_SKIP
s32 ret = 0;
if (!section) {
ret += al_printf(AL_LOG_TEMPLATE, name, line, func, levels[level]);
} else {
ret += al_printf(AL_LOG_TEMPLATE_SECTION, name, line, func, levels[level], section);
}
ret += al_vprintf(fmt, args);
if (strcspn(fmt, "\r\n") == al_strlen(fmt)) {
ret += al_printf("\n");
}
return ret;
#else
al_assert(_al_print && "Global print method not set.");
return _al_print(_al_log_userdata, level, get_message_buffer(level, section, name, line, func, fmt, args));
#endif
}
s32 _al_log(u8 level, const char *section, const char *name, const s32 line, const char *func, const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
s32 ret = _al_logv(level, section, name, line, func, fmt, args);
va_end(args);
return ret;
}
#else
void al_set_print(s32 (*print_func)(void *, u8, char *), void *userdata) { (void)print_func; (void)userdata; }
s32 _al_logv(u8 level, const char *section, const char *name, const s32 line, const char *func, const char *fmt, va_list args) { (void)level; (void)section; (void)name; (void)line; (void)func; (void)fmt; (void)args; return 0; }
s32 _al_log(u8 level, const char *section, const char *name, const s32 line, const char *func, const char *fmt, ...) { (void)level; (void)section; (void)name; (void)line; (void)func; (void)fmt; return 0; }
#endif
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