Rename cn_unavailable to cnunavailable for little more consistency.

Garbage collect unused cndebug() function.

Suggested by:	bde

4 files changed, 7 insertions, 19 deletions

diff --git a/sys/amd64/amd64/db_interface.c b/sys/amd64/amd64/db_interface.c
index 6a49ef9..cdc3ac3 100644
--- a/sys/amd64/amd64/db_interface.c
+++ b/sys/amd64/amd64/db_interface.c
@@ -87,7 +87,7 @@ kdb_trap(int type, int code, struct amd64_saved_state *regs)
 	 * our breakpoints by disarming our breakpoints and fixing up
 	 * %eip.
 	 */
-	if (cn_unavailable() != 0 && ddb_mode) {
+	if (cnunavailable() != 0 && ddb_mode) {
 	    if (type == T_TRCTRAP) {
 		regs->tf_rflags &= ~PSL_T;
 		return (1);
@@ -327,7 +327,7 @@ Debugger(const char *msg)
 	 * OK if the call is for the debugger hotkey but not if the call
 	 * is a weak form of panicing.
 	 */
-	if (cn_unavailable() != 0 && !(boothowto & RB_GDB))
+	if (cnunavailable() != 0 && !(boothowto & RB_GDB))
 	    return;
 
 	if (atomic_cmpset_acq_int(&in_Debugger, 0, 1)) {
diff --git a/sys/i386/i386/db_interface.c b/sys/i386/i386/db_interface.c
index 6e7b99a..79173c7 100644
--- a/sys/i386/i386/db_interface.c
+++ b/sys/i386/i386/db_interface.c
@@ -90,7 +90,7 @@ kdb_trap(int type, int code, struct i386_saved_state *regs)
 	 * our breakpoints by disarming our breakpoints and fixing up
 	 * %eip.
 	 */
-	if (cn_unavailable() != 0 && ddb_mode) {
+	if (cnunavailable() != 0 && ddb_mode) {
 	    if (type == T_TRCTRAP) {
 		regs->tf_eflags &= ~PSL_T;
 		return (1);
@@ -320,7 +320,7 @@ Debugger(const char *msg)
 	 * OK if the call is for the debugger hotkey but not if the call
 	 * is a weak form of panicing.
 	 */
-	if (cn_unavailable() != 0 && !(boothowto & RB_GDB))
+	if (cnunavailable() != 0 && !(boothowto & RB_GDB))
 	    return;
 
 	if (atomic_cmpset_acq_int(&in_Debugger, 0, 1)) {
diff --git a/sys/kern/tty_cons.c b/sys/kern/tty_cons.c
index 9a0a12f..835c35a 100644
--- a/sys/kern/tty_cons.c
+++ b/sys/kern/tty_cons.c
@@ -126,7 +126,6 @@ static char *console_pausestr=
 "<pause; press any key to proceed to next line or '.' to end pause mode>";
 struct tty *constty;			/* pointer to console "window" tty */
 
-void	cndebug(char *);
 static void constty_timeout(void *arg);
 
 CONS_DRIVER(cons, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
@@ -292,21 +291,10 @@ cnavailable(struct consdev *cn, int available)
 }
 
 int
-cn_unavailable(void)
+cnunavailable(void)
 {
-	return (cons_avail_mask == 0);
-}
-
-void
-cndebug(char *str)
-{
-	int i, len;
 
-	len = strlen(str);
-	cnputc('>'); cnputc('>'); cnputc('>'); cnputc(' '); 
-	for (i = 0; i < len; i++)
-		cnputc(str[i]);
-	cnputc('\n');
+	return (cons_avail_mask == 0);
 }
 
 /*
diff --git a/sys/sys/cons.h b/sys/sys/cons.h
index 3721a39..a8e523a 100644
--- a/sys/sys/cons.h
+++ b/sys/sys/cons.h
@@ -104,7 +104,7 @@ int	cncheckc(void);
 int	cngetc(void);
 void	cndbctl(int);
 void	cnputc(int);
-int	cn_unavailable(void);
+int	cnunavailable(void);
 
 #endif /* _KERNEL */