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fix crash in ShellExecute() on some versions of windows (bug 161357) r=mstoltz,sr=darin

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dveditz%netscape.com 2002-11-06 05:20:40 +00:00
parent 95bca31f2f
commit 41b541d033
1 changed files with 7 additions and 0 deletions
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7
uriloader/exthandler/win/nsOSHelperAppService.cpp
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@ -224,6 +224,13 @@ NS_IMETHODIMP nsOSHelperAppService::LoadUrl(nsIURI * aURL)
nsCAutoString urlSpec;
aURL->GetAsciiSpec(urlSpec);
// Some versions of windows (Win2k before SP3, Win XP before SP1)
// crash in ShellExecute on long URLs (bug 161357).
// IE 5 and 6 support URLS of 2083 chars in length, 2K is safe
const PRUint32 maxSafeURL(2048);
if (urlSpec.Length() > maxSafeURL)
return NS_ERROR_FAILURE;
LONG r = (LONG) ::ShellExecute( NULL, "open", urlSpec.get(), NULL, NULL, SW_SHOWNORMAL);
if (r < 32)
rv = NS_ERROR_FAILURE;