log.h

Go to the documentation of this file.

 
#ifndef FLECS_LOG_H
#define FLECS_LOG_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifdef FLECS_LOG
 
 
FLECS_API
void _ecs_deprecated(
    const char *file, 
    int32_t line, 
    const char *msg);
 
FLECS_API
void _ecs_log_push(int32_t level);
 
FLECS_API
void _ecs_log_pop(int32_t level);
 
FLECS_API
bool ecs_should_log(int32_t level);
 
 
FLECS_API
const char* ecs_strerror(
    int32_t error_code);
 
#else // FLECS_LOG
 
 
#define _ecs_deprecated(file, line, msg)\
    (void)file;\
    (void)line;\
    (void)msg
 
#define _ecs_log_push(level)
#define _ecs_log_pop(level)
#define ecs_should_log(level) false
 
#define ecs_strerror(error_code)\
    (void)error_code
 
#endif // FLECS_LOG
 
 
 
FLECS_API
void _ecs_print(
    int32_t level,
    const char *file,
    int32_t line,
    const char *fmt,
    ...);
 
FLECS_API
void _ecs_printv(
    int level,
    const char *file,
    int32_t line,
    const char *fmt,
    va_list args);
 
FLECS_API
void _ecs_log(
    int32_t level,
    const char *file,
    int32_t line,
    const char *fmt,
    ...);
 
FLECS_API
void _ecs_logv(
    int level,
    const char *file,
    int32_t line,
    const char *fmt,
    va_list args);
 
FLECS_API
void _ecs_abort(
    int32_t error_code,
    const char *file,
    int32_t line,
    const char *fmt,
    ...);
 
FLECS_API
bool _ecs_assert(
    bool condition,
    int32_t error_code,
    const char *condition_str,
    const char *file,
    int32_t line,
    const char *fmt,
    ...);
 
FLECS_API
void _ecs_parser_error(
    const char *name,
    const char *expr, 
    int64_t column,
    const char *fmt,
    ...);
 
FLECS_API
void _ecs_parser_errorv(
    const char *name,
    const char *expr, 
    int64_t column,
    const char *fmt,
    va_list args);
 
 
 
#ifndef FLECS_LEGACY /* C89 doesn't support variadic macros */
 
/* Base logging function. Accepts a custom level */
#define ecs_print(level, ...)\
    _ecs_print(level, __FILE__, __LINE__, __VA_ARGS__)
 
#define ecs_printv(level, fmt, args)\
    _ecs_printv(level, __FILE__, __LINE__, fmt, args)
 
#define ecs_log(level, ...)\
    _ecs_log(level, __FILE__, __LINE__, __VA_ARGS__)
 
#define ecs_logv(level, fmt, args)\
    _ecs_logv(level, __FILE__, __LINE__, fmt, args)
 
/* Tracing. Used for logging of infrequent events  */
#define _ecs_trace(file, line, ...) _ecs_log(0, file, line, __VA_ARGS__)
#define ecs_trace(...) _ecs_trace(__FILE__, __LINE__, __VA_ARGS__)
 
/* Warning. Used when an issue occurs, but operation is successful */
#define _ecs_warn(file, line, ...) _ecs_log(-2, file, line, __VA_ARGS__)
#define ecs_warn(...) _ecs_warn(__FILE__, __LINE__, __VA_ARGS__)
 
/* Error. Used when an issue occurs, and operation failed. */
#define _ecs_err(file, line, ...) _ecs_log(-3, file, line, __VA_ARGS__)
#define ecs_err(...) _ecs_err(__FILE__, __LINE__, __VA_ARGS__)
 
/* Fatal. Used when an issue occurs, and the application cannot continue. */
#define _ecs_fatal(file, line, ...) _ecs_log(-4, file, line, __VA_ARGS__)
#define ecs_fatal(...) _ecs_fatal(__FILE__, __LINE__, __VA_ARGS__)
 
/* Optionally include warnings about using deprecated features */
#ifndef FLECS_NO_DEPRECATED_WARNINGS
#define ecs_deprecated(...)\
    _ecs_deprecated(__FILE__, __LINE__, __VA_ARGS__)
#else
#define ecs_deprecated(...)
#endif // FLECS_NO_DEPRECATED_WARNINGS
 
/* If no tracing verbosity is defined, pick default based on build config */
#if !(defined(FLECS_LOG_0) || defined(FLECS_LOG_1) || defined(FLECS_LOG_2) || defined(FLECS_LOG_3))
#if !defined(FLECS_NDEBUG)
#define FLECS_LOG_3 /* Enable all tracing in debug mode. May slow things down */
#else
#define FLECS_LOG_0 /* Only enable infrequent tracing in release mode */
#endif // !defined(FLECS_NDEBUG)
#endif // !(defined(FLECS_LOG_0) || defined(FLECS_LOG_1) || defined(FLECS_LOG_2) || defined(FLECS_LOG_3))
 
 
/* Define/undefine macros based on compiled-in tracing level. This can optimize
 * out tracing statements from a build, which improves performance. */
 
#if defined(FLECS_LOG_3) /* All debug tracing enabled */
#define ecs_dbg_1(...) ecs_log(1, __VA_ARGS__);
#define ecs_dbg_2(...) ecs_log(2, __VA_ARGS__);
#define ecs_dbg_3(...) ecs_log(3, __VA_ARGS__);
 
#define ecs_log_push_1() _ecs_log_push(1);
#define ecs_log_push_2() _ecs_log_push(2);
#define ecs_log_push_3() _ecs_log_push(3);
 
#define ecs_log_pop_1() _ecs_log_pop(1);
#define ecs_log_pop_2() _ecs_log_pop(2);
#define ecs_log_pop_3() _ecs_log_pop(3);
 
#define ecs_should_log_1() ecs_should_log(1)
#define ecs_should_log_2() ecs_should_log(2)
#define ecs_should_log_3() ecs_should_log(3)
 
#define FLECS_LOG_2
#define FLECS_LOG_1
#define FLECS_LOG_0
 
#elif defined(FLECS_LOG_2) /* Level 2 and below debug tracing enabled */
#define ecs_dbg_1(...) ecs_log(1, __VA_ARGS__);
#define ecs_dbg_2(...) ecs_log(2, __VA_ARGS__);
#define ecs_dbg_3(...)
 
#define ecs_log_push_1() _ecs_log_push(1);
#define ecs_log_push_2() _ecs_log_push(2);
#define ecs_log_push_3()
 
#define ecs_log_pop_1() _ecs_log_pop(1);
#define ecs_log_pop_2() _ecs_log_pop(2);
#define ecs_log_pop_3()
 
#define ecs_should_log_1() ecs_should_log(1)
#define ecs_should_log_2() ecs_should_log(2)
#define ecs_should_log_3() false
 
#define FLECS_LOG_1
#define FLECS_LOG_0
 
#elif defined(FLECS_LOG_1) /* Level 1 debug tracing enabled */
#define ecs_dbg_1(...) ecs_log(1, __VA_ARGS__);
#define ecs_dbg_2(...)
#define ecs_dbg_3(...)
 
#define ecs_log_push_1() _ecs_log_push(1);
#define ecs_log_push_2()
#define ecs_log_push_3()
 
#define ecs_log_pop_1() _ecs_log_pop(1);
#define ecs_log_pop_2()
#define ecs_log_pop_3()
 
#define ecs_should_log_1() ecs_should_log(1)
#define ecs_should_log_2() false
#define ecs_should_log_3() false
 
#define FLECS_LOG_0
 
#elif defined(FLECS_LOG_0) /* No debug tracing enabled */
#define ecs_dbg_1(...)
#define ecs_dbg_2(...)
#define ecs_dbg_3(...)
 
#define ecs_log_push_1()
#define ecs_log_push_2()
#define ecs_log_push_3()
 
#define ecs_log_pop_1()
#define ecs_log_pop_2()
#define ecs_log_pop_3()
 
#define ecs_should_log_1() false
#define ecs_should_log_2() false
#define ecs_should_log_3() false
 
#else /* No tracing enabled */
#undef ecs_trace
#define ecs_trace(...)
#define ecs_dbg_1(...)
#define ecs_dbg_2(...)
#define ecs_dbg_3(...)
 
#define ecs_log_push_1()
#define ecs_log_push_2()
#define ecs_log_push_3()
 
#define ecs_log_pop_1()
#define ecs_log_pop_2()
#define ecs_log_pop_3()
 
#endif // defined(FLECS_LOG_3)
 
/* Default debug tracing is at level 1 */
#define ecs_dbg ecs_dbg_1
 
/* Default level for push/pop is 0 */
#define ecs_log_push() _ecs_log_push(0)
#define ecs_log_pop() _ecs_log_pop(0)
 
#define ecs_abort(error_code, ...)\
    _ecs_abort(error_code, __FILE__, __LINE__, __VA_ARGS__);\
    ecs_os_abort(); abort(); /* satisfy compiler/static analyzers */
 
#if defined(FLECS_NDEBUG) && !defined(FLECS_KEEP_ASSERT)
#define ecs_assert(condition, error_code, ...)
#else
#define ecs_assert(condition, error_code, ...)\
    if (!_ecs_assert(condition, error_code, #condition, __FILE__, __LINE__, __VA_ARGS__)) {\
        ecs_os_abort();\
    }\
    assert(condition) /* satisfy compiler/static analyzers */
#endif // FLECS_NDEBUG
 
#define ecs_assert_var(var, error_code, ...)\
    ecs_assert(var, error_code, __VA_ARGS__);\
    (void)var
 
#ifndef FLECS_NDEBUG
#define ecs_dbg_assert(condition, error_code, ...) ecs_assert(condition, error_code, __VA_ARGS__)
#else
#define ecs_dbg_assert(condition, error_code, ...)
#endif
 
/* Silence dead code/unused label warnings when compiling without checks. */
#define ecs_dummy_check\
    if ((false)) {\
        goto error;\
    }
 
#if defined(FLECS_NDEBUG) && !defined(FLECS_KEEP_ASSERT)
#define ecs_check(condition, error_code, ...) ecs_dummy_check
#else
#ifdef FLECS_SOFT_ASSERT
#define ecs_check(condition, error_code, ...)\
    if (!_ecs_assert(condition, error_code, #condition, __FILE__, __LINE__, __VA_ARGS__)) {\
        goto error;\
    }
#else // FLECS_SOFT_ASSERT
#define ecs_check(condition, error_code, ...)\
    ecs_assert(condition, error_code, __VA_ARGS__);\
    ecs_dummy_check
#endif
#endif // FLECS_NDEBUG
 
#if defined(FLECS_NDEBUG) && !defined(FLECS_KEEP_ASSERT)
#define ecs_throw(error_code, ...) ecs_dummy_check
#else
#ifdef FLECS_SOFT_ASSERT
#define ecs_throw(error_code, ...)\
    _ecs_abort(error_code, __FILE__, __LINE__, __VA_ARGS__);\
    goto error;
#else
#define ecs_throw(error_code, ...)\
    ecs_abort(error_code, __VA_ARGS__);\
    ecs_dummy_check
#endif
#endif // FLECS_NDEBUG
 
#define ecs_parser_error(name, expr, column, ...)\
    _ecs_parser_error(name, expr, column, __VA_ARGS__)
 
#define ecs_parser_errorv(name, expr, column, fmt, args)\
    _ecs_parser_errorv(name, expr, column, fmt, args)
 
#endif // FLECS_LEGACY
 
 
 
FLECS_API
int ecs_log_set_level(
    int level);
 
FLECS_API
int ecs_log_get_level(void);
 
FLECS_API
bool ecs_log_enable_colors(
    bool enabled);
 
FLECS_API
bool ecs_log_enable_timestamp(
    bool enabled);
 
FLECS_API
bool ecs_log_enable_timedelta(
    bool enabled);
 
FLECS_API
int ecs_log_last_error(void);
 
 
 
#define ECS_INVALID_OPERATION (1)
#define ECS_INVALID_PARAMETER (2)
#define ECS_CONSTRAINT_VIOLATED (3)
#define ECS_OUT_OF_MEMORY (4)
#define ECS_OUT_OF_RANGE (5)
#define ECS_UNSUPPORTED (6)
#define ECS_INTERNAL_ERROR (7)
#define ECS_ALREADY_DEFINED (8)
#define ECS_MISSING_OS_API (9)
#define ECS_OPERATION_FAILED (10)
#define ECS_INVALID_CONVERSION (11)
#define ECS_ID_IN_USE (12)
#define ECS_CYCLE_DETECTED (13)
#define ECS_LEAK_DETECTED (14)
 
#define ECS_INCONSISTENT_NAME (20)
#define ECS_NAME_IN_USE (21)
#define ECS_NOT_A_COMPONENT (22)
#define ECS_INVALID_COMPONENT_SIZE (23)
#define ECS_INVALID_COMPONENT_ALIGNMENT (24)
#define ECS_COMPONENT_NOT_REGISTERED (25)
#define ECS_INCONSISTENT_COMPONENT_ID (26)
#define ECS_INCONSISTENT_COMPONENT_ACTION (27)
#define ECS_MODULE_UNDEFINED (28)
#define ECS_MISSING_SYMBOL (29)
#define ECS_ALREADY_IN_USE (30)
 
#define ECS_ACCESS_VIOLATION (40)
#define ECS_COLUMN_INDEX_OUT_OF_RANGE (41)
#define ECS_COLUMN_IS_NOT_SHARED (42)
#define ECS_COLUMN_IS_SHARED (43)
#define ECS_COLUMN_TYPE_MISMATCH (45)
 
#define ECS_INVALID_WHILE_READONLY (70)
#define ECS_LOCKED_STORAGE (71)
#define ECS_INVALID_FROM_WORKER (72)
 
 
 
#define ECS_BLACK   "\033[1;30m"
#define ECS_RED     "\033[0;31m"
#define ECS_GREEN   "\033[0;32m"
#define ECS_YELLOW  "\033[0;33m"
#define ECS_BLUE    "\033[0;34m"
#define ECS_MAGENTA "\033[0;35m"
#define ECS_CYAN    "\033[0;36m"
#define ECS_WHITE   "\033[1;37m"
#define ECS_GREY    "\033[0;37m"
#define ECS_NORMAL  "\033[0;49m"
#define ECS_BOLD    "\033[1;49m"
 
#ifdef __cplusplus
}
#endif
 
#endif // FLECS_LOG_H