103 lines
3.6 KiB
C
103 lines
3.6 KiB
C
// vim:fileencoding=utf-8:foldmethod=marker
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#include "log.h"
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#include "../common/aliases/aliases.h"
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#include "../common/assert/assert.h"
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#include "../os/file/file.h"
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#include "../common/misc/misc_utils.h"
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#define LOG_LEVEL_STR_LENGTH 8
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#define LOG_PREFIX_BUF_LENGTH 16
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typedef struct {
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WFile *outlog;
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WFile *errlog;
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LogLevel level;
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wapp_misc_utils_reserve_padding(2 * sizeof(WFile *) + sizeof(LogLevel));
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} LogConfig;
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wapp_intern LogConfig LOG_CONFIG = {
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.level = WAPP_LOG_DEBUG,
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};
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wapp_intern Str8RO LOG_LEVEL_STRINGS[COUNT_LOG_LEVEL] = {
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[WAPP_LOG_FATAL] = wapp_str8_lit_ro_initialiser_list("[ FATAL ] "),
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[WAPP_LOG_CRITICAL] = wapp_str8_lit_ro_initialiser_list("[ CRITICAL ] "),
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[WAPP_LOG_ERROR] = wapp_str8_lit_ro_initialiser_list("[ ERROR ] "),
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[WAPP_LOG_WARNING] = wapp_str8_lit_ro_initialiser_list("[ WARNING ] "),
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[WAPP_LOG_INFO] = wapp_str8_lit_ro_initialiser_list("[ INFO ] "),
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[WAPP_LOG_DEBUG] = wapp_str8_lit_ro_initialiser_list("[ DEBUG ] "),
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};
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wapp_intern void _write_log_line(WFile *fp, const Logger *logger, Str8 msg, LogLevel level);
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void wapp_log_set_level(LogLevel level) {
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LOG_CONFIG.level = level;
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}
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void wapp_log_configure(WFile *outlog, WFile *errlog, LogLevel level) {
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LOG_CONFIG.outlog = outlog;
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LOG_CONFIG.errlog = errlog;
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LOG_CONFIG.level = level;
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}
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Logger wapp_log_make_logger(Str8 name) {
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return (Logger){ .name = name };
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}
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void wapp_log_debug(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_DEBUG) { return; }
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WFile *fp = LOG_CONFIG.outlog != NULL ? LOG_CONFIG.outlog : wapp_file_stdout();
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_write_log_line(fp, logger, msg, WAPP_LOG_DEBUG);
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}
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void wapp_log_info(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_INFO) { return; }
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WFile *fp = LOG_CONFIG.outlog != NULL ? LOG_CONFIG.outlog : wapp_file_stdout();
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_write_log_line(fp, logger, msg, WAPP_LOG_INFO);
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}
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void wapp_log_warning(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_WARNING) { return; }
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WFile *fp = LOG_CONFIG.outlog != NULL ? LOG_CONFIG.outlog : wapp_file_stdout();
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_write_log_line(fp, logger, msg, WAPP_LOG_WARNING);
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}
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void wapp_log_error(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_ERROR) { return; }
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WFile *fp = LOG_CONFIG.errlog != NULL ? LOG_CONFIG.errlog : wapp_file_stderr();
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_write_log_line(fp, logger, msg, WAPP_LOG_ERROR);
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}
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void wapp_log_critical(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_CRITICAL) { return; }
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WFile *fp = LOG_CONFIG.errlog != NULL ? LOG_CONFIG.errlog : wapp_file_stderr();
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_write_log_line(fp, logger, msg, WAPP_LOG_CRITICAL);
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}
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void wapp_log_fatal(const Logger *logger, Str8 msg) {
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wapp_debug_assert(logger != NULL, "`logger` should not be NULL");
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if (LOG_CONFIG.level < WAPP_LOG_FATAL) { return; }
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WFile *fp = LOG_CONFIG.errlog != NULL ? LOG_CONFIG.errlog : wapp_file_stderr();
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_write_log_line(fp, logger, msg, WAPP_LOG_FATAL);
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}
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wapp_intern void _write_log_line(WFile *fp, const Logger *logger, Str8 msg, LogLevel level) {
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wapp_file_write((void *)LOG_LEVEL_STRINGS[level].buf, fp, LOG_LEVEL_STRINGS[level].size);
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wapp_file_write((void *)logger->name.buf, fp, logger->name.size);
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wapp_file_write((void *)": ", fp, 2);
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wapp_file_write((void *)msg.buf, fp, msg.size);
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wapp_file_write((void *)"\n", fp, 1);
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}
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