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Check parameters of function for NULL

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This commit is contained in:
Stas Degteff 2010-03-21 13:59:45 +00:00
parent a899251028
commit 9ed87aece7
1 changed files with 27 additions and 6 deletions
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33
golded3/gelmsg.cpp
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@ -26,11 +26,16 @@
#include <golded.h> #include <golded.h>
// ------------------------------------------------------------------ // ------------------------------------------------------------------
void ResetMsg(GMsg* msg) void ResetMsg(GMsg* msg)
{ {
if( msg == NULL )
{
LOG.printf("! ResetMsg() is called with NULL pointer to msg." );
PointerErrorExit();
}
msg->link.reset(); msg->link.reset();
throw_xfree(msg->references); throw_xfree(msg->references);
@ -50,7 +55,13 @@ void ResetMsg(GMsg* msg)
// ------------------------------------------------------------------ // ------------------------------------------------------------------
int Area::LoadHdr(GMsg* msg, uint32_t msgno, bool enable_recode) { int Area::LoadHdr(GMsg* msg, uint32_t msgno, bool enable_recode)
{
if( msg == NULL )
{
LOG.printf("! Area::LoadHdr() is called with NULL pointer to msg." );
return false;
}
ResetMsg(msg); ResetMsg(msg);
msg->msgno = msgno; msg->msgno = msgno;
@ -89,7 +100,13 @@ int Area::LoadHdr(GMsg* msg, uint32_t msgno, bool enable_recode) {
// ------------------------------------------------------------------ // ------------------------------------------------------------------
int Area::LoadMsg(GMsg* msg, uint32_t msgno, int margin, int mode) { int Area::LoadMsg(GMsg* msg, uint32_t msgno, int margin, int mode)
{
if( msg == NULL )
{
LOG.printf("! Area::LoadMsg() is called with NULL pointer to msg." );
return false;
}
ResetMsg(msg); ResetMsg(msg);
msg->msgno = msgno; msg->msgno = msgno;
@ -120,7 +137,13 @@ int Area::LoadMsg(GMsg* msg, uint32_t msgno, int margin, int mode) {
// ------------------------------------------------------------------ // ------------------------------------------------------------------
void Area::SaveHdr(int mode, GMsg* msg) { void Area::SaveHdr(int mode, GMsg* msg)
{
if( msg == NULL )
{
LOG.printf("! Area::LoadMsg() is called with NULL pointer to msg." );
PointerErrorExit();
}
// Translate softcr to configured char // Translate softcr to configured char
if (adat->usesoftcrxlat && EDIT->SoftCrXlat()) if (adat->usesoftcrxlat && EDIT->SoftCrXlat())
@ -136,6 +159,4 @@ void Area::SaveHdr(int mode, GMsg* msg) {
UpdateAreadata(); UpdateAreadata();
} }
// ------------------------------------------------------------------ // ------------------------------------------------------------------