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patch 8.0.0212: buffer for key name may be too small

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Problem:    The buffer used to store a key name theoreticaly could be too
            small. (Coverity)
Solution:   Count all possible modifier characters.  Add a check for the
            length just in case.
This commit is contained in:
Bram Moolenaar
2017-01-22 15:05:12 +01:00
parent 560379d7ae
commit 423977d3ce
3 changed files with 14 additions and 4 deletions
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5
src/keymap.h
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@@ -482,9 +482,10 @@ enum key_extra
/*
* The length of the longest special key name, including modifiers.
* Current longest is <M-C-S-T-4-MiddleRelease> (length includes '<' and '>').
* Current longest is <M-C-S-T-D-A-4-ScrollWheelRight> (length includes '<' and
* '>').
*/
#define MAX_KEY_NAME_LEN 25
#define MAX_KEY_NAME_LEN 32
/* Maximum length of a special key event as tokens. This includes modifiers.
* The longest event is something like <M-C-S-T-4-LeftDrag> which would be the