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(svn r17936) -Fix: deadlock when trying to create screenshot with too long name (including path)

release/1.0
smatz 2009-11-01 17:49:23 +00:00
parent 2211e3faad
commit b577595d12
1 changed files with 5 additions and 1 deletions
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6
src/screenshot.cpp
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@ -554,7 +554,11 @@ static char *MakeScreenshotName(const char *ext)
snprintf(&_screenshot_name[len], lengthof(_screenshot_name) - len, ".%s", ext);
for (serial = 1;; serial++) {
snprintf(filename, lengthof(filename), "%s%s", _personal_dir, _screenshot_name);
if (snprintf(filename, lengthof(filename), "%s%s", _personal_dir, _screenshot_name) >= (int)lengthof(filename)) {
/* We need more characters than MAX_PATH -> end with error */
filename[0] = '\0';
break;
}
if (!FileExists(filename)) break;
/* If file exists try another one with same name, but just with a higher index */
snprintf(&_screenshot_name[len], lengthof(_screenshot_name) - len, "#%d.%s", serial, ext);