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macro refactoring for clarity [sic]

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This commit is contained in:
Aaron Culliney 2013-10-05 23:13:24 -07:00
parent a063669cb8
commit 0f26899420
1 changed files with 31 additions and 20 deletions
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51
src/common.h
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@ -1,7 +1,5 @@
/*
* Apple // emulator : misc defines
*
* Copyright 2013 Aaron Culliney
* Apple // emulator for *nix
*
* This software package is subject to the GNU General Public License
* version 2 or later (your choice) as published by the Free Software
@ -18,20 +16,25 @@
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <stdint.h>
#include <stdbool.h>
#include <time.h>
#include <unistd.h>
#include <assert.h>
#include <pthread.h>
#ifndef NDEBUG
#if defined(__GNUC__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wunused-variable"
#elif defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Werror=unused-variable"
#endif
# if defined(__GNUC__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wunused-variable"
# elif defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wunused-variable"
# endif
static FILE *error_log=0;
#define ERRLOG(/* err message format string, args */...) \
{ \
do { \
int saverr = errno; errno = 0; \
fprintf(error_log ? error_log : stderr, "%s:%d - ", __FILE__, __LINE__); \
fprintf(error_log ? error_log : stderr, __VA_ARGS__); \
@ -39,13 +42,13 @@ static FILE *error_log=0;
fprintf(error_log ? error_log : stderr, " (syserr: %s)", strerror(saverr)); \
} \
fprintf(error_log ? error_log : stderr, "\n"); \
}
} while(0);
#define ERRQUIT(...) \
{ \
do { \
ERRLOG(__VA_ARGS__); \
exit(0); \
}
} while(0);
#else // NDEBUG
@ -55,15 +58,23 @@ static FILE *error_log=0;
# pragma clang diagnostic pop
#endif
#define ERRLOG(...) \
do \
{ \
#define ERRLOG(...) \
do \
{ \
} while(0);
#endif
#define LOG(...) ERRLOG(__VA_ARGS__)
#define LOG(...) \
do { \
errno = 0; \
ERRLOG(__VA_ARGS__); \
} while(0);
static void inline Free(void *x) { free(x); x=NULL; }
#define Free(X) \
do { \
free(X); \
X=NULL; \
} while (0);
#endif // whole file