RetroArch/verbosity.c
twinaphex 4eac009c27 Buffer more before we send text to be logged to stderr/stdout
and the logger interface for help/features/startup
2019-09-19 05:50:26 +02:00

374 lines
8.2 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2016-2019 - Brad Parker
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef _XBOX1
#include <xtl.h>
#endif
#ifdef __MACH__
#include <TargetConditionals.h>
#if TARGET_IPHONE_SIMULATOR
#include <stdio.h>
#else
#include <asl.h>
#endif
#endif
#include <stdio.h>
#include <stdarg.h>
#ifdef _MSC_VER
#include <compat/msvc.h>
#endif
#ifdef ANDROID
#include <android/log.h>
#endif
#if defined(_WIN32) && !defined(_XBOX)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <string/stdstring.h>
#include <streams/file_stream.h>
#include <compat/fopen_utf8.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef RARCH_INTERNAL
#include "frontend/frontend_driver.h"
#endif
#include "verbosity.h"
#ifdef HAVE_QT
#include "ui/ui_companion_driver.h"
#endif
#ifdef RARCH_INTERNAL
#include "config.def.h"
#else
#define DEFAULT_FRONTEND_LOG_LEVEL 1
#endif
#if defined(IS_SALAMANDER)
#define FILE_PATH_PROGRAM_NAME "RetroArch Salamander"
#else
#define FILE_PATH_PROGRAM_NAME "RetroArch"
#endif
/* If this is non-NULL. RARCH_LOG and friends
* will write to this file. */
static FILE *log_file_fp = NULL;
static void* log_file_buf = NULL;
static unsigned verbosity_log_level = DEFAULT_FRONTEND_LOG_LEVEL;
static bool main_verbosity = false;
static bool log_file_initialized = false;
#ifdef HAVE_LIBNX
static Mutex logging_mtx;
#ifdef NXLINK
bool nxlink_connected = false;
#endif /* NXLINK */
#endif /* HAVE_LIBNX */
void verbosity_set_log_level(unsigned level)
{
verbosity_log_level = level;
}
void verbosity_enable(void)
{
main_verbosity = true;
#ifdef RARCH_INTERNAL
if (!log_file_initialized)
frontend_driver_attach_console();
#endif
}
void verbosity_disable(void)
{
main_verbosity = false;
#ifdef RARCH_INTERNAL
if (!log_file_initialized)
frontend_driver_detach_console();
#endif
}
bool verbosity_is_enabled(void)
{
return main_verbosity;
}
bool is_logging_to_file(void)
{
return log_file_initialized;
}
bool *verbosity_get_ptr(void)
{
return &main_verbosity;
}
void *retro_main_log_file(void)
{
return log_file_fp;
}
void retro_main_log_file_init(const char *path, bool append)
{
if (log_file_initialized)
return;
#ifdef HAVE_LIBNX
mutexInit(&logging_mtx);
#endif
log_file_fp = stderr;
if (path == NULL)
return;
log_file_fp = (FILE*)fopen_utf8(path, append ? "ab" : "wb");
if (!log_file_fp)
{
log_file_fp = stderr;
RARCH_ERR("Failed to open system event log file: %s\n", path);
return;
}
log_file_initialized = true;
#if !defined(PS2) /* TODO: PS2 IMPROVEMENT */
/* TODO: this is only useful for a few platforms, find which and add ifdef */
log_file_buf = calloc(1, 0x4000);
setvbuf(log_file_fp, (char*)log_file_buf, _IOFBF, 0x4000);
#endif
}
void retro_main_log_file_deinit(void)
{
if (log_file_fp && log_file_initialized)
{
fclose(log_file_fp);
log_file_fp = NULL;
}
if (log_file_buf)
free(log_file_buf);
log_file_buf = NULL;
log_file_initialized = false;
}
#if !defined(HAVE_LOGGER)
void RARCH_LOG_V(const char *tag, const char *fmt, va_list ap)
{
if (verbosity_log_level > 1)
return;
{
const char *tag_v = tag ? tag : FILE_PATH_LOG_INFO;
#if TARGET_OS_IPHONE
#if TARGET_IPHONE_SIMULATOR
vprintf(fmt, ap);
#else
static aslclient asl_client;
static int asl_initialized = 0;
if (!asl_initialized)
{
asl_client = asl_open(
FILE_PATH_PROGRAM_NAME,
"com.apple.console",
ASL_OPT_STDERR | ASL_OPT_NO_DELAY);
asl_initialized = 1;
}
aslmsg msg = asl_new(ASL_TYPE_MSG);
asl_set(msg, ASL_KEY_READ_UID, "-1");
if (tag)
asl_log(asl_client, msg, ASL_LEVEL_NOTICE, "%s", tag);
asl_vlog(asl_client, msg, ASL_LEVEL_NOTICE, fmt, ap);
asl_free(msg);
#endif
#elif defined(_XBOX1)
/* FIXME: Using arbitrary string as fmt argument is unsafe. */
char msg_new[256];
char buffer[256];
msg_new[0] = buffer[0] = '\0';
snprintf(msg_new, sizeof(msg_new), "%s: %s %s",
FILE_PATH_PROGRAM_NAME, tag_v, fmt);
wvsprintf(buffer, msg_new, ap);
OutputDebugStringA(buffer);
#elif defined(ANDROID)
int prio = ANDROID_LOG_INFO;
if (tag)
{
if (string_is_equal(FILE_PATH_LOG_WARN, tag))
prio = ANDROID_LOG_WARN;
else if (string_is_equal(FILE_PATH_LOG_ERROR, tag))
prio = ANDROID_LOG_ERROR;
}
if (log_file_initialized)
{
vfprintf(log_file_fp, fmt, ap);
fflush(log_file_fp);
}
else
__android_log_vprint(prio, FILE_PATH_PROGRAM_NAME, fmt, ap);
#else
FILE *fp = (FILE*)log_file_fp;
#if defined(HAVE_QT) || defined(__WINRT__)
int ret;
char buffer[256];
buffer[0] = '\0';
ret = vsnprintf(buffer, sizeof(buffer), fmt, ap);
/* ensure null termination and line break in error case */
if (ret < 0)
{
int end;
buffer[sizeof(buffer) - 1] = '\0';
end = strlen(buffer) - 1;
if (end >= 0)
buffer[end] = '\n';
else
{
buffer[0] = '\n';
buffer[1] = '\0';
}
}
if (fp)
{
fprintf(fp, "%s %s", tag_v, buffer);
fflush(fp);
}
#if defined(HAVE_QT)
ui_companion_driver_log_msg(buffer);
#endif
#if defined(__WINRT__)
OutputDebugStringA(buffer);
#endif
#else
#if defined(HAVE_LIBNX)
mutexLock(&logging_mtx);
#endif
if (fp)
{
fprintf(fp, "%s ", tag_v);
vfprintf(fp, fmt, ap);
fflush(fp);
}
#if defined(HAVE_LIBNX)
mutexUnlock(&logging_mtx);
#endif
#endif
#endif
}
}
void RARCH_LOG_BUFFER(uint8_t *data, size_t size)
{
unsigned i, offset;
int padding = size % 16;
uint8_t buf[16] = {0};
if (verbosity_log_level > 1)
return;
RARCH_LOG("== %d-byte buffer ==================\n", (int)size);
for (i = 0, offset = 0; i < size; i++)
{
buf[offset] = data[i];
offset++;
if (offset == 16)
{
offset = 0;
RARCH_LOG("%02x%02x%02x%02x%02x%02x%02x%02x %02x%02x%02x%02x%02x%02x%02x%02x\n",
buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7],
buf[8], buf[9], buf[10], buf[11], buf[12], buf[13], buf[14], buf[15]);
}
}
if (padding)
{
for (i = padding; i < 16; i++)
buf[i] = 0xff;
RARCH_LOG("%02x%02x%02x%02x%02x%02x%02x%02x %02x%02x%02x%02x%02x%02x%02x%02x\n",
buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7],
buf[8], buf[9], buf[10], buf[11], buf[12], buf[13], buf[14], buf[15]);
}
RARCH_LOG("==================================\n");
}
void RARCH_LOG(const char *fmt, ...)
{
va_list ap;
if (!main_verbosity)
return;
if (verbosity_log_level > 1)
return;
va_start(ap, fmt);
RARCH_LOG_V(FILE_PATH_LOG_INFO, fmt, ap);
va_end(ap);
}
void RARCH_LOG_OUTPUT(const char *msg, ...)
{
va_list ap;
va_start(ap, msg);
RARCH_LOG_OUTPUT_V(FILE_PATH_LOG_INFO, msg, ap);
va_end(ap);
}
void RARCH_WARN(const char *fmt, ...)
{
va_list ap;
if (!main_verbosity)
return;
if (verbosity_log_level > 2)
return;
va_start(ap, fmt);
RARCH_WARN_V(FILE_PATH_LOG_WARN, fmt, ap);
va_end(ap);
}
void RARCH_ERR(const char *fmt, ...)
{
va_list ap;
if (!main_verbosity)
return;
va_start(ap, fmt);
RARCH_ERR_V(FILE_PATH_LOG_ERROR, fmt, ap);
va_end(ap);
}
#endif