69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
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#define _POSIX_C_SOURCE 199506L
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#include <errno.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "log.h"
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static enum log_importance log_importance = LOG_ERROR;
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static const char *verbosity_colors[] = {
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[LOG_SILENT] = "",
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[LOG_ERROR ] = "\x1B[1;31m",
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[LOG_INFO ] = "\x1B[1;34m",
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[LOG_DEBUG ] = "\x1B[1;30m",
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};
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void swaylock_log_init(enum log_importance verbosity) {
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if (verbosity < LOG_IMPORTANCE_LAST) {
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log_importance = verbosity;
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}
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}
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void _swaylock_log(enum log_importance verbosity, const char *fmt, ...) {
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if (verbosity > log_importance) {
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return;
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}
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va_list args;
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va_start(args, fmt);
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// prefix the time to the log message
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struct tm result;
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time_t t = time(NULL);
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struct tm *tm_info = localtime_r(&t, &result);
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char buffer[26];
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// generate time prefix
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strftime(buffer, sizeof(buffer), "%F %T - ", tm_info);
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fprintf(stderr, "%s", buffer);
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unsigned c = (verbosity < LOG_IMPORTANCE_LAST)
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? verbosity : LOG_IMPORTANCE_LAST - 1;
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if (isatty(STDERR_FILENO)) {
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fprintf(stderr, "%s", verbosity_colors[c]);
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}
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vfprintf(stderr, fmt, args);
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if (isatty(STDERR_FILENO)) {
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fprintf(stderr, "\x1B[0m");
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}
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fprintf(stderr, "\n");
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va_end(args);
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}
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const char *_swaylock_strip_path(const char *filepath) {
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if (*filepath == '.') {
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while (*filepath == '.' || *filepath == '/') {
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++filepath;
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}
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}
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return filepath;
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}
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