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slirp: improve a bit the debug macros

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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>
This commit is contained in:
Marc-André Lureau
2018-11-14 16:36:31 +04:00
committed by Samuel Thibault
parent 90dfa27841
commit 2afbb788ff
16 changed files with 109 additions and 85 deletions
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47
slirp/debug.h
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@@ -17,18 +17,45 @@
extern int slirp_debug;
#define DEBUG_CALL(x) if (slirp_debug & DBG_CALL) { fprintf(dfd, "%s...\n", x); fflush(dfd); }
#define DEBUG_ARG(x, y) if (slirp_debug & DBG_CALL) { fputc(' ', dfd); fprintf(dfd, x, y); fputc('\n', dfd); fflush(dfd); }
#define DEBUG_ARGS(x) if (slirp_debug & DBG_CALL) { fprintf x ; fflush(dfd); }
#define DEBUG_MISC(x) if (slirp_debug & DBG_MISC) { fprintf x ; fflush(dfd); }
#define DEBUG_ERROR(x) if (slirp_debug & DBG_ERROR) {fprintf x ; fflush(dfd); }
#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(x)
#define DEBUG_ARG(x, y)
#define DEBUG_ARGS(x)
#define DEBUG_MISC(x)
#define DEBUG_ERROR(x)
#define DEBUG_CALL(fmt, ...)
#define DEBUG_ARG(fmt, ...)
#define DEBUG_ARGS(fmt, ...)
#define DEBUG_MISC(fmt, ...)
#define DEBUG_ERROR(fmt, ...)
#endif