wlroots/include/common/log.h

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#ifndef _WLR_INTERNAL_COMMON_LOG_H
#define _WLR_INTERNAL_COMMON_LOG_H
#include <stdbool.h>
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#include <string.h>
#include <errno.h>
#include <wlr/common/log.h>
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#ifdef __GNUC__
#define ATTRIB_PRINTF(start, end) __attribute__((format(printf, start, end)))
#else
#define ATTRIB_PRINTF(start, end)
#endif
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);
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#define wlr_log(verb, fmt, ...) \
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_wlr_log(verb, "[%s:%d] " fmt, __FILE__ + strlen(WLR_SRC_DIR) + 1, __LINE__, ##__VA_ARGS__)
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#define wlr_vlog(verb, fmt, args) \
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_wlr_vlog(verb, "[%s:%d] " fmt, __FILE__ + strlen(WLR_SRC_DIR) + 1, __LINE__, args)
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#define wlr_log_errno(verb, fmt, ...) \
wlr_log(verb, fmt ": %s", ##__VA_ARGS__, strerror(errno))
#endif