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-rw-r--r--sys/kern/subr_clist.c14
-rw-r--r--sys/kern/tty_subr.c14
2 files changed, 18 insertions, 10 deletions
diff --git a/sys/kern/subr_clist.c b/sys/kern/subr_clist.c
index 9123397..1855e17 100644
--- a/sys/kern/subr_clist.c
+++ b/sys/kern/subr_clist.c
@@ -6,7 +6,7 @@
* of this software, nor does the author assume any responsibility
* for damages incurred with its use.
*
- * $Id: tty_subr.c,v 1.14 1995/10/25 17:59:58 bde Exp $
+ * $Id: tty_subr.c,v 1.15 1995/10/31 19:00:00 peter Exp $
*/
/*
@@ -351,10 +351,12 @@ putc(chr, clistp)
if (clistp->c_cl == NULL) {
if (clistp->c_cbreserved < 1) {
splx(s);
+ printf("putc to a clist with no reserved cblocks: data discarded.\n");
#ifdef DIAGNOSTIC
- printf("putc to a clist with no reserved cblocks");
+ Debugger("putc to clist with no reserved cblocks");
#endif
- return (-1);
+ /* black-hole the character */
+ return (0);
}
cblockp = cblock_alloc();
clistp->c_cbcount = 1;
@@ -432,10 +434,12 @@ b_to_q(src, amount, clistp)
if (clistp->c_cl == NULL) {
if (clistp->c_cbreserved < 1) {
splx(s);
+ printf("b_to_q to a clist with no reserved cblocks: data discarded.\n");
#ifdef DIAGNOSTIC
- printf("b_to_q to a clist with no reserved cblocks");
+ Debugger("b_to_q to clist with no reserved cblocks");
#endif
- return (amount);
+ /* black-hole the characters */
+ return (0);
}
cblockp = cblock_alloc();
clistp->c_cbcount = 1;
diff --git a/sys/kern/tty_subr.c b/sys/kern/tty_subr.c
index 9123397..1855e17 100644
--- a/sys/kern/tty_subr.c
+++ b/sys/kern/tty_subr.c
@@ -6,7 +6,7 @@
* of this software, nor does the author assume any responsibility
* for damages incurred with its use.
*
- * $Id: tty_subr.c,v 1.14 1995/10/25 17:59:58 bde Exp $
+ * $Id: tty_subr.c,v 1.15 1995/10/31 19:00:00 peter Exp $
*/
/*
@@ -351,10 +351,12 @@ putc(chr, clistp)
if (clistp->c_cl == NULL) {
if (clistp->c_cbreserved < 1) {
splx(s);
+ printf("putc to a clist with no reserved cblocks: data discarded.\n");
#ifdef DIAGNOSTIC
- printf("putc to a clist with no reserved cblocks");
+ Debugger("putc to clist with no reserved cblocks");
#endif
- return (-1);
+ /* black-hole the character */
+ return (0);
}
cblockp = cblock_alloc();
clistp->c_cbcount = 1;
@@ -432,10 +434,12 @@ b_to_q(src, amount, clistp)
if (clistp->c_cl == NULL) {
if (clistp->c_cbreserved < 1) {
splx(s);
+ printf("b_to_q to a clist with no reserved cblocks: data discarded.\n");
#ifdef DIAGNOSTIC
- printf("b_to_q to a clist with no reserved cblocks");
+ Debugger("b_to_q to clist with no reserved cblocks");
#endif
- return (amount);
+ /* black-hole the characters */
+ return (0);
}
cblockp = cblock_alloc();
clistp->c_cbcount = 1;
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