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Don't crash if sound effect file doesn't exist

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svn-id: r6327
This commit is contained in:
Travis Howell 2003-01-03 12:33:53 +00:00
parent 3a4782f166
commit 5111eede5e
3 changed files with 12 additions and 9 deletions
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4
simon/res.cpp
View File

@ -94,7 +94,7 @@ static const char *const opcode_arg_table_simon2dos[256] = {
" ", " ", "BT ", " ", "B "
};
bool SimonState::loadGamePcFile(const char *filename)
void SimonState::loadGamePcFile(const char *filename)
{
File * in = new File();
int num_inited_objects;
@ -159,8 +159,6 @@ bool SimonState::loadGamePcFile(const char *filename)
error("Out of memory for strip text list");
in->read(_stripped_txt_mem, file_size);
in->close();
return true;
}
void SimonState::readGamePcText(File *in)

13
simon/simon.cpp
View File

@ -828,7 +828,7 @@ void SimonState::loadTablesIntoMem(uint subr_id)
warning("loadTablesIntoMem: didn't find %d", subr_id);
}
void SimonState::readSting(uint a)
bool SimonState::readSting(uint a)
{
char filename[11];
uint16 size;
@ -839,8 +839,10 @@ void SimonState::readSting(uint a)
_mus_file->open(filename, _gameDataPath);
if (!_mus_file->isOpen())
return;
if (!_mus_file->isOpen()) {
warning("Can't load sound effect from '%s'", filename);
return false;
}
size = _mus_file->readUint16LE();
@ -850,6 +852,8 @@ void SimonState::readSting(uint a)
if (_mus_file->read(_mus_offsets, size) != size)
error("Cannot read offsets");
return true;
}
void SimonState::playSting(uint a)
@ -857,7 +861,8 @@ void SimonState::playSting(uint a)
if (!midi._midi_sfx_toggle)
return;
readSting(_midi_sfx);
if (!readSting(_midi_sfx))
return;
midi.shutdown();
_mus_file->seek(_mus_offsets[a], SEEK_SET);

4
simon/simon.h
View File

@ -103,7 +103,7 @@ public:
File *_mus_file;
uint16 *_mus_offsets;
void SimonState::readSting(uint a);
bool SimonState::readSting(uint a);
void SimonState::playSting(uint a);
byte *_vc_ptr; /* video code ptr */
@ -363,7 +363,7 @@ public:
void readGamePcText(File *in);
void readItemChildren(File *in, Item *item, uint tmp);
void readItemFromGamePc(File *in, Item *item);
bool loadGamePcFile(const char *filename);
void loadGamePcFile(const char *filename);
byte *allocateItem(uint size);
byte *allocateTable(uint size);