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Added checking to ensure DLL & procedure get loaded successfully

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git-svn-id: svn://10.0.0.236/trunk@50521 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
selmer%netscape.com
1999-10-13 00:19:03 +00:00
parent 3f42f06246
commit 2e8166fd64
1 changed files with 9 additions and 4 deletions
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13
mozilla/cck/driver/interpret.cpp
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@@ -220,11 +220,12 @@ CString CInterpret::replaceVars(char *str, char *listval)
BOOL CInterpret::CallDLL(char *dll, char *proc, char *parms)
{
// When searching for DLL info, the m_DLLs is a dummy object
// with its names set to the null string so it will never
// match. This simplifies the handling of the linked list.
// that only exists to hold the head of the list. This simplifies
// the handling of the linked list by allowing us to otherwise
// ignore the difference in the first node.
DLLINFO *dllp = &m_DLLs;
DLLINFO *last = NULL;
DLLINFO *last = &m_DLLs;
DLLINFO *dllp = m_DLLs.next;
int found = FALSE;
while (!found && dllp)
{
@@ -243,7 +244,11 @@ BOOL CInterpret::CallDLL(char *dll, char *proc, char *parms)
dllp->dllName = CString(dll);
dllp->procName = CString(proc);
VERIFY(dllp->hDLL = ::LoadLibrary(dll));
if (!dllp->hDLL)
return FALSE;
VERIFY(dllp->procAddr = (DLLPROC *) ::GetProcAddress(dllp->hDLL, proc));
if (!dllp->procAddr)
return FALSE;
dllp->next = NULL;
last->next = dllp;