diff options
-rw-r--r-- | common/log.c | 26 | ||||
-rw-r--r-- | include/common/log.h | 5 |
2 files changed, 29 insertions, 2 deletions
diff --git a/common/log.c b/common/log.c index af07334a..1a4a28a8 100644 --- a/common/log.c +++ b/common/log.c @@ -58,3 +58,29 @@ void _wlr_log(log_importance_t verbosity, const char *fmt, ...) { log_callback(verbosity, fmt, args); va_end(args); } + +// strips the path prefix from filepath +// will try to strip WLR_SRC_DIR as well as a relative src dir +// e.g. '/src/build/wlroots/backend/wayland/backend.c' and +// '../backend/wayland/backend.c' will both be stripped to +// 'backend/wayland/backend.c' +const char *_strip_path(const char *filepath) { + const char *srcit = WLR_SRC_DIR; + const char *fileit = filepath; + + // remove WLR_SRC_DIR prefix + while(*fileit != '\0' && *srcit != '\0' && *fileit == *srcit) { + ++fileit; + ++srcit; + } + if(fileit != filepath) { + ++fileit; + } + + // remove relative prefix + while(*fileit == '.' || *fileit == '/') { + ++fileit; + } + + return fileit; +} diff --git a/include/common/log.h b/include/common/log.h index 3fca0dcf..98e57900 100644 --- a/include/common/log.h +++ b/include/common/log.h @@ -13,12 +13,13 @@ void _wlr_log(log_importance_t verbosity, const char *format, ...) ATTRIB_PRINTF(2, 3); void _wlr_vlog(log_importance_t verbosity, const char *format, va_list args) ATTRIB_PRINTF(2, 0); +const char *_strip_path(const char *filepath); #define wlr_log(verb, fmt, ...) \ - _wlr_log(verb, "[%s:%d] " fmt, __FILE__ + strlen(WLR_SRC_DIR) + 1, __LINE__, ##__VA_ARGS__) + _wlr_log(verb, "[%s:%d] " fmt, _strip_path(__FILE__), __LINE__, ##__VA_ARGS__) #define wlr_vlog(verb, fmt, args) \ - _wlr_vlog(verb, "[%s:%d] " fmt, __FILE__ + strlen(WLR_SRC_DIR) + 1, __LINE__, args) + _wlr_vlog(verb, "[%s:%d] " fmt, _strip_path(__FILE__), __LINE__, args) #define wlr_log_errno(verb, fmt, ...) \ wlr_log(verb, fmt ": %s", ##__VA_ARGS__, strerror(errno)) |