Logging improvements
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parent
e1c09d8b05
commit
cf07a9fc4f
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@ -39,6 +39,7 @@ endif()
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add_definitions(-DWLR_GIT_VERSION=\"${GIT_COMMIT_HASH}\")
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add_definitions(-DWLR_GIT_BRANCH=\"${GIT_BRANCH}\")
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add_definitions(-DWLR_SRC_DIR=\"${CMAKE_SOURCE_DIR}\")
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string(TIMESTAMP CURRENT_DATE "%Y-%m-%d" UTC)
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add_definitions(-DWLR_VERSION_DATE=\"${CURRENT_DATE}\")
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70
common/log.c
70
common/log.c
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@ -10,7 +10,7 @@
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#include "common/log.h"
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static bool colored = true;
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static log_callback_t log_callback;
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static log_callback_t log_callback = wlr_log_stderr;
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static const char *verbosity_colors[] = {
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[L_SILENT] = "",
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@ -21,46 +21,26 @@ static const char *verbosity_colors[] = {
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void wlr_log_init(log_callback_t callback) {
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log_callback = callback;
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// TODO: Use log callback
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}
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void _wlr_vlog(const char *filename, int line, log_importance_t verbosity,
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const char *format, va_list args) {
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void wlr_log_stderr(log_importance_t verbosity, const char *fmt, va_list args) {
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// prefix the time to the log message
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static struct tm result;
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static time_t t;
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static struct tm *tm_info;
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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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// get current time
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t = time(NULL);
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// convert time to local time (determined by the locale)
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tm_info = localtime_r(&t, &result);
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// generate time prefix
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strftime(buffer, sizeof(buffer), "%x %X - ", tm_info);
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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 int c = verbosity;
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if (c > sizeof(verbosity_colors) / sizeof(char *) - 1) {
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c = sizeof(verbosity_colors) / sizeof(char *) - 1;
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}
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unsigned c = (verbosity < L_LAST) ? verbosity : L_LAST - 1;
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if (colored && isatty(STDERR_FILENO)) {
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fprintf(stderr, "%s", verbosity_colors[c]);
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}
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if (filename && line) {
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const char *file = filename + strlen(filename);
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while (file != filename && *file != '/') {
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--file;
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}
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if (*file == '/') {
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++file;
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}
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fprintf(stderr, "[%s:%d] ", file, line);
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}
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vfprintf(stderr, format, args);
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vfprintf(stderr, fmt, args);
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if (colored && isatty(STDERR_FILENO)) {
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fprintf(stderr, "\x1B[0m");
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@ -68,33 +48,13 @@ void _wlr_vlog(const char *filename, int line, log_importance_t verbosity,
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fprintf(stderr, "\n");
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}
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void _wlr_log(const char *filename, int line, log_importance_t verbosity, const char* format, ...) {
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void _wlr_vlog(log_importance_t verbosity, const char *fmt, va_list args) {
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log_callback(verbosity, fmt, args);
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}
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void _wlr_log(log_importance_t verbosity, const char *fmt, ...) {
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va_list args;
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va_start(args, format);
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_wlr_vlog(filename, line, verbosity, format, args);
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va_start(args, fmt);
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log_callback(verbosity, fmt, args);
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va_end(args);
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}
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void wlr_log_errno(log_importance_t verbosity, char* format, ...) {
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unsigned int c = verbosity;
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if (c > sizeof(verbosity_colors) / sizeof(char *) - 1) {
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c = sizeof(verbosity_colors) / sizeof(char *) - 1;
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}
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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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va_list args;
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va_start(args, format);
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vfprintf(stderr, format, args);
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va_end(args);
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fprintf(stderr, ": ");
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fprintf(stderr, "%s", strerror(errno));
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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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}
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@ -1,18 +1,35 @@
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#ifndef _WLR_INTERNAL_COMMON_LOG_H
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#define _WLR_INTERNAL_COMMON_LOG_H
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#include <stdbool.h>
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#include <string.h>
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#include <errno.h>
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#include <wlr/common/log.h>
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void wlr_log_errno(log_importance_t verbosity, char* format, ...) __attribute__((format(printf,2,3)));
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#ifdef __GNUC__
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#define ATTRIB_PRINTF(start, end) __attribute__((format(printf, start, end)))
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#else
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#define ATTRIB_PRINTF(start, end)
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#endif
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void wlr_log_errno(log_importance_t verbosity, char* format, ...) __attribute__((format(printf,2,3)));
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void _wlr_log(log_importance_t verbosity, const char *format, ...) ATTRIB_PRINTF(2, 3);
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void _wlr_vlog(log_importance_t verbosity, const char *format, va_list args) ATTRIB_PRINTF(2, 0);
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void _wlr_log(const char *filename, int line, log_importance_t verbosity, const char* format, ...) __attribute__((format(printf,4,5)));
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// Returns a filename relative to wlroots source directory
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static inline const char *_relpath(const char *file) {
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const char *prefix = WLR_SRC_DIR;
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if (strncmp(file, prefix, strlen(prefix)) == 0) {
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file += strlen(prefix) + 1;
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}
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return file;
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}
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#define wlr_log(VERBOSITY, FMT, ...) \
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_wlr_log(__FILE__, __LINE__, VERBOSITY, FMT, ##__VA_ARGS__)
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#define wlr_log(verb, fmt, ...) \
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_wlr_log(verb, "[%s:%d] " fmt, _relpath(__FILE__), __LINE__, ##__VA_ARGS__)
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#define wlr_vlog(VERBOSITY, FMT, VA_ARGS) \
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_wlr_vlog(__FILE__, __LINE__, VERBOSITY, FMT, VA_ARGS)
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#define wlr_vlog(verb, fmt, args) \
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_wlr_vlog(verb, "[%s:%d] " fmt, _relpath(__FILE__), __LINE__, args)
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#define wlr_log_errno(verb, fmt, ...) \
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wlr_log(verb, fmt ": %s", ##__VA_ARGS__, strerror(errno))
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#endif
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@ -8,10 +8,12 @@ typedef enum {
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L_ERROR = 1,
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L_INFO = 2,
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L_DEBUG = 3,
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L_LAST,
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} log_importance_t;
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typedef void (*log_callback_t)(log_importance_t importance, const char *fmt, va_list args);
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void init_log(log_callback_t callback);
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void wlr_init_log(log_callback_t callback);
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void wlr_log_stderr(log_importance_t verbosity, const char *fmt, va_list args);
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#endif
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