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| author | ultramage <ultramage@54d463be-8e91-2dee-dedb-b68131a5f0ec> | 2008-05-01 12:14:06 +0000 |
|---|---|---|
| committer | ultramage <ultramage@54d463be-8e91-2dee-dedb-b68131a5f0ec> | 2008-05-01 12:14:06 +0000 |
| commit | 5524938f8650e659b3c838df44212de56bf72584 (patch) | |
| tree | 9696c2ef858b4ebd81eda804389f8ece788a994b /src/common/utils.h | |
| parent | 3bba210cc5151bfc2971be296ab5c4391ea28639 (diff) | |
| download | hercules-5524938f8650e659b3c838df44212de56bf72584.tar.gz hercules-5524938f8650e659b3c838df44212de56bf72584.tar.bz2 hercules-5524938f8650e659b3c838df44212de56bf72584.tar.xz hercules-5524938f8650e659b3c838df44212de56bf72584.zip | |
Implemented get_percentage() for compact and safe calculation of percentual values.
Fixed integer arithmetic overflows that were occuring in several supernovice checks (bugreport:1135).
git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@12679 54d463be-8e91-2dee-dedb-b68131a5f0ec
Diffstat (limited to 'src/common/utils.h')
| -rw-r--r-- | src/common/utils.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/common/utils.h b/src/common/utils.h index 21e8e090c..93563dc34 100644 --- a/src/common/utils.h +++ b/src/common/utils.h @@ -18,6 +18,9 @@ void findfile(const char *p, const char *pat, void (func)(const char*)); //Caps values to min/max #define cap_value(a, min, max) ((a >= max) ? max : (a <= min) ? min : a) +/// calculates the value of A / B, in percent (rounded down) +unsigned int get_percentage(const unsigned int A, const unsigned int B); + ////////////////////////////////////////////////////////////////////////// // byte word dword access [Shinomori] ////////////////////////////////////////////////////////////////////////// |