diff options
Diffstat (limited to 'src/os_win32.c')
| -rw-r--r-- | src/os_win32.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/os_win32.c b/src/os_win32.c index 48cc4c5dc..4013353cf 100644 --- a/src/os_win32.c +++ b/src/os_win32.c @@ -1357,9 +1357,10 @@ WaitForChar(long msec) if (msec > 0) { - /* If the specified wait time has passed, return. */ + /* If the specified wait time has passed, return. Beware that + * GetTickCount() may wrap around (overflow). */ dwNow = GetTickCount(); - if (dwNow >= dwEndTime) + if ((int)(dwNow - dwEndTime) >= 0) break; } if (msec != 0) |