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32283: fix crash in menu selection when number of terminal lines is small

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Barton E. Schaefer 2014-01-18 12:32:21 -08:00
parent 790664ac90
commit 1584318b97
2 changed files with 7 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2014-01-18 Barton E. Schaefer <schaefer@zsh.org>
* 32283: Src/Zle/complist.c: avoid using a negative number for
available vertical space when the terminal has only a small number
of lines; fixes crash in menu selection
2014-01-17 Peter Stephenson <p.w.stephenson@ntlworld.com>
* Daniel Hahler: 32271: Doc/Zsh/compsys.yo: fix matcher list

2
Src/Zle/complist.c
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@ -2500,7 +2500,7 @@ domenuselect(Hookdef dummy, Chdata dat)
mlbeg--;
}
}
if ((space = zterm_lines - pl - mhasstat))
if ((space = zterm_lines - pl - mhasstat) > 0)
while (mline >= mlbeg + space)
if ((mlbeg += step) + space > mlines)
mlbeg = mlines - space;