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#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <wayland-server-core.h>
#include <wlr/util/log.h>
#include "util/time.h"
static bool colored = true;
static enum wlr_log_importance log_importance = WLR_ERROR;
static struct timespec start_time = {-1};
static const char *verbosity_colors[] = {
[WLR_SILENT] = "",
[WLR_ERROR] = "\x1B[1;31m",
[WLR_INFO] = "\x1B[1;34m",
[WLR_DEBUG] = "\x1B[1;90m",
};
static const char *verbosity_headers[] = {
[WLR_SILENT] = "",
[WLR_ERROR] = "[ERROR]",
[WLR_INFO] = "[INFO]",
[WLR_DEBUG] = "[DEBUG]",
};
static void init_start_time(void) {
if (start_time.tv_sec >= 0) {
return;
}
clock_gettime(CLOCK_MONOTONIC, &start_time);
}
static void log_stderr(enum wlr_log_importance verbosity, const char *fmt,
va_list args) {
init_start_time();
if (verbosity > log_importance) {
return;
}
struct timespec ts = {0};
clock_gettime(CLOCK_MONOTONIC, &ts);
timespec_sub(&ts, &ts, &start_time);
fprintf(stderr, "%02d:%02d:%02d.%03ld ", (int)(ts.tv_sec / 60 / 60),
(int)(ts.tv_sec / 60 % 60), (int)(ts.tv_sec % 60),
ts.tv_nsec / 1000000);
unsigned c = (verbosity < WLR_LOG_IMPORTANCE_LAST) ? verbosity : WLR_LOG_IMPORTANCE_LAST - 1;
if (colored && isatty(STDERR_FILENO)) {
fprintf(stderr, "%s", verbosity_colors[c]);
} else {
fprintf(stderr, "%s ", verbosity_headers[c]);
}
vfprintf(stderr, fmt, args);
if (colored && isatty(STDERR_FILENO)) {
fprintf(stderr, "\x1B[0m");
}
fprintf(stderr, "\n");
}
static wlr_log_func_t log_callback = log_stderr;
static void log_wl(const char *fmt, va_list args) {
static char wlr_fmt[1024];
int n = snprintf(wlr_fmt, sizeof(wlr_fmt), "[wayland] %s", fmt);
size_t len = strlen(wlr_fmt);
if (n > 0 && wlr_fmt[len - 1] == '\n') {
wlr_fmt[len - 1] = '\0';
}
_wlr_vlog(WLR_INFO, wlr_fmt, args);
}
void wlr_log_init(enum wlr_log_importance verbosity, wlr_log_func_t callback) {
init_start_time();
if (verbosity < WLR_LOG_IMPORTANCE_LAST) {
log_importance = verbosity;
}
if (callback) {
log_callback = callback;
}
wl_log_set_handler_server(log_wl);
}
void _wlr_vlog(enum wlr_log_importance verbosity, const char *fmt, va_list args) {
log_callback(verbosity, fmt, args);
}
void _wlr_log(enum wlr_log_importance verbosity, const char *fmt, ...) {
va_list args;
va_start(args, fmt);
log_callback(verbosity, fmt, args);
va_end(args);
}
enum wlr_log_importance wlr_log_get_verbosity(void) {
return log_importance;
}
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