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| author | dgp <dgp@users.sourceforge.net> | 2013-04-08 20:07:07 (GMT) |
|---|---|---|
| committer | dgp <dgp@users.sourceforge.net> | 2013-04-08 20:07:07 (GMT) |
| commit | e7f6b7f4fb45169bccbd300eb6931712d90aeae4 (patch) | |
| tree | 95837b1887eda849b2873c00caaf5337bbfc18dd /generic/regguts.h | |
| parent | e51453c41298f99bcf7ea71f57c69463d5b904a9 (diff) | |
| parent | b33c30f98bfe09a38ef7a2106610e2d0d0605a45 (diff) | |
| download | tcl-e7f6b7f4fb45169bccbd300eb6931712d90aeae4.zip tcl-e7f6b7f4fb45169bccbd300eb6931712d90aeae4.tar.gz tcl-e7f6b7f4fb45169bccbd300eb6931712d90aeae4.tar.bz2 | |
3610026 Stop crash when the number of "colors" in a regular expression
overflows a short int. Thanks to Heikki Linnakangas for the report and
the patch.
Diffstat (limited to 'generic/regguts.h')
| -rw-r--r-- | generic/regguts.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/generic/regguts.h b/generic/regguts.h index 67f9625..b4944dc 100644 --- a/generic/regguts.h +++ b/generic/regguts.h @@ -145,6 +145,7 @@ typedef short color; /* colors of characters */ typedef int pcolor; /* what color promotes to */ +#define MAX_COLOR SHRT_MAX /* max color value */ #define COLORLESS (-1) /* impossible color */ #define WHITE 0 /* default color, parent of all others */ |