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(redisplay_window): When restoring original buffer position, make sure

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it is still valid.
This commit is contained in:
Chong Yidong 2007-08-06 17:23:03 +00:00
parent 675bab4470
commit bc04f6bf4f
1 changed files with 4 additions and 1 deletions
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5
src/xdisp.c
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@ -13520,7 +13520,10 @@ redisplay_window (window, just_this_one_p)
/* Restore current_buffer and value of point in it. */
TEMP_SET_PT_BOTH (CHARPOS (opoint), BYTEPOS (opoint));
set_buffer_internal_1 (old);
TEMP_SET_PT_BOTH (CHARPOS (lpoint), BYTEPOS (lpoint));
/* Avoid an abort in TEMP_SET_PT_BOTH if the buffer has become
shorter. This can be caused by log truncation in *Messages*. */
if (CHARPOS (lpoint) <= ZV)
TEMP_SET_PT_BOTH (CHARPOS (lpoint), BYTEPOS (lpoint));
unbind_to (count, Qnil);
}