qemu/slirp/debug.h
Marc-André Lureau 2afbb788ff slirp: improve a bit the debug macros
Let them accept multiple arguments. Simplify the inner argument
handling of DEBUG_ARGS/DEBUG_MISC_DEBUG_ERROR.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
2019-01-14 00:43:30 +01:00

62 lines
1.7 KiB
C

/*
* Copyright (c) 1995 Danny Gasparovski.
*
* Please read the file COPYRIGHT for the
* terms and conditions of the copyright.
*/
//#define DEBUG 1
#ifdef DEBUG
#define DBG_CALL 0x1
#define DBG_MISC 0x2
#define DBG_ERROR 0x4
#define dfd stderr
extern int slirp_debug;
#define DEBUG_CALL(fmt, ...) do { \
if (slirp_debug & DBG_CALL) { \
fprintf(dfd, fmt, ##__VA_ARGS__); \
fprintf(dfd, "...\n"); \
fflush(dfd); \
} \
} while (0)
#define DEBUG_ARG(fmt, ...) do { \
if (slirp_debug & DBG_CALL) { \
fputc(' ', dfd); \
fprintf(dfd, fmt, ##__VA_ARGS__); \
fputc('\n', dfd); \
fflush(dfd); \
} \
} while (0)
#define DEBUG_ARGS(fmt, ...) DEBUG_ARG(fmt, ##__VA_ARGS__)
#define DEBUG_MISC(fmt, ...) do { \
if (slirp_debug & DBG_MISC) { \
fprintf(dfd, fmt, ##__VA_ARGS__); \
fflush(dfd); \
} \
} while (0)
#define DEBUG_ERROR(fmt, ...) do { \
if (slirp_debug & DBG_ERROR) { \
fprintf(dfd, fmt, ##__VA_ARGS__); \
fflush(dfd); \
} \
} while (0)
#else
#define DEBUG_CALL(fmt, ...)
#define DEBUG_ARG(fmt, ...)
#define DEBUG_ARGS(fmt, ...)
#define DEBUG_MISC(fmt, ...)
#define DEBUG_ERROR(fmt, ...)
#endif