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Diffstat (limited to 'common/console.c')
-rw-r--r--common/console.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/common/console.c b/common/console.c
index 561cdf3..73edb28 100644
--- a/common/console.c
+++ b/common/console.c
@@ -95,16 +95,22 @@ static void console_record_putc(const char c)
{
if (!(gd->flags & GD_FLG_RECORD))
return;
- if (gd->console_out.start)
- membuff_putbyte((struct membuff *)&gd->console_out, c);
+ if (gd->console_out.start &&
+ !membuff_putbyte((struct membuff *)&gd->console_out, c))
+ gd->flags |= GD_FLG_RECORD_OVF;
}
static void console_record_puts(const char *s)
{
if (!(gd->flags & GD_FLG_RECORD))
return;
- if (gd->console_out.start)
- membuff_put((struct membuff *)&gd->console_out, s, strlen(s));
+ if (gd->console_out.start) {
+ int len = strlen(s);
+
+ if (membuff_put((struct membuff *)&gd->console_out, s, len) !=
+ len)
+ gd->flags |= GD_FLG_RECORD_OVF;
+ }
}
static int console_record_getc(void)
@@ -742,6 +748,7 @@ void console_record_reset(void)
{
membuff_purge((struct membuff *)&gd->console_out);
membuff_purge((struct membuff *)&gd->console_in);
+ gd->flags &= ~GD_FLG_RECORD_OVF;
}
int console_record_reset_enable(void)
@@ -754,6 +761,9 @@ int console_record_reset_enable(void)
int console_record_readline(char *str, int maxlen)
{
+ if (gd->flags & GD_FLG_RECORD_OVF)
+ return -ENOSPC;
+
return membuff_readline((struct membuff *)&gd->console_out, str,
maxlen, ' ');
}