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Log when the user is turning debugging on/off.

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Also sanitize the TRACE* macros a bit so they syntactically behave like
single C statements (even inside in `if' statement).

Submitted by:	des
This commit is contained in:
Joerg Wunsch 2001-07-09 21:11:10 +00:00
parent 5d54fe9172
commit 0e17a5bcdb
2 changed files with 18 additions and 10 deletions
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14
sys/dev/fdc/fdc.c
View file

@ -252,11 +252,11 @@ static char const * const fdstates[] =
/* CAUTION: fd_debug causes huge amounts of logging output */
static int volatile fd_debug = 0;
#define TRACE0(arg) if(fd_debug) printf(arg)
#define TRACE1(arg1, arg2) if(fd_debug) printf(arg1, arg2)
#define TRACE0(arg) do { if (fd_debug) printf(arg); } while (0)
#define TRACE1(arg1, arg2) do { if (fd_debug) printf(arg1, arg2); } while (0)
#else /* FDC_DEBUG */
#define TRACE0(arg)
#define TRACE1(arg1, arg2)
#define TRACE0(arg) do { } while (0)
#define TRACE1(arg1, arg2) do { } while (0)
#endif /* FDC_DEBUG */
static void
@ -2413,7 +2413,11 @@ fdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
#ifdef FDC_DEBUG
case FD_DEBUG:
fd_debug = *(int *)addr;
if ((fd_debug != 0) != (*(int *)addr != 0)) {
fd_debug = (*(int *)addr != 0);
printf("fd%d: debugging turned %s\n",
fd->fdu, fd_debug ? "on" : "off");
}
break;
#endif

14
sys/isa/fd.c
View file

@ -252,11 +252,11 @@ static char const * const fdstates[] =
/* CAUTION: fd_debug causes huge amounts of logging output */
static int volatile fd_debug = 0;
#define TRACE0(arg) if(fd_debug) printf(arg)
#define TRACE1(arg1, arg2) if(fd_debug) printf(arg1, arg2)
#define TRACE0(arg) do { if (fd_debug) printf(arg); } while (0)
#define TRACE1(arg1, arg2) do { if (fd_debug) printf(arg1, arg2); } while (0)
#else /* FDC_DEBUG */
#define TRACE0(arg)
#define TRACE1(arg1, arg2)
#define TRACE0(arg) do { } while (0)
#define TRACE1(arg1, arg2) do { } while (0)
#endif /* FDC_DEBUG */
static void
@ -2413,7 +2413,11 @@ fdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p)
#ifdef FDC_DEBUG
case FD_DEBUG:
fd_debug = *(int *)addr;
if ((fd_debug != 0) != (*(int *)addr != 0)) {
fd_debug = (*(int *)addr != 0);
printf("fd%d: debugging turned %s\n",
fd->fdu, fd_debug ? "on" : "off");
}
break;
#endif