diff -up procps-3.2.7/top.h.p7 procps-3.2.7/top.h
--- procps-3.2.7/top.h.p7 2006-06-25 08:41:48.000000000 +0200
+++ procps-3.2.7/top.h 2008-09-01 11:29:15.000000000 +0200
@@ -149,8 +149,13 @@ do {
int _len = 1 + snprintf(_str, sizeof(_str), fmt, ## arg); \
if (Batch) _ptr = _str; \
else { \
- _ptr = &Pseudo_scrn[Pseudo_row++ * Pseudo_cols]; \
- if (memcmp(_ptr, _str, _len)) { \
+ int _rest; \
+ _ptr = &Pseudo_scrn[Pseudo_row * Pseudo_cols]; \
+ _rest = Pseudo_size-(_ptr-Pseudo_scrn); \
+ Pseudo_row = (Pseudo_row+1) % Screen_rows; \
+ if (_rest < _len) \
+ _len = _rest; \
+ if (memcmp(_ptr, _str, _len)) { \
memcpy(_ptr, _str, _len); \
} else { \
_ptr = "\n"; \
