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SCI1 Mac games can call kGetFarText with a NULL destination, so we need to allocate the memory. King's Quest V Mac is now playable.

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svn-id: r47950
This commit is contained in:
Matthew Hoops 2010-02-07 04:25:05 +00:00
parent 71c222e340
commit 9183ab57a3
2 changed files with 11 additions and 8 deletions
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17
engines/sci/engine/kstring.cpp
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@ -424,23 +424,26 @@ reg_t kGetFarText(EngineState *s, int argc, reg_t *argv) {
char *seeker;
int counter = argv[1].toUint16();
if (!textres) {
error("text.%d does not exist", argv[0].toUint16());
return NULL_REG;
}
seeker = (char *) textres->data;
seeker = (char *)textres->data;
// The second parameter (counter) determines the number of the string inside the text
// resource.
while (counter--) {
while (*seeker++)
;
}
/* The second parameter (counter) determines the number of the string inside the text
** resource.
*/
s->_segMan->strcpy(argv[2], seeker); /* Copy the string and get return value */
// If the third argument is NULL, allocate memory for the destination. This occurs in
// SCI1 Mac games. The memory will later be freed by the game's scripts.
if (argv[2] == NULL_REG)
s->_segMan->allocDynmem(strlen(seeker) + 1, "Mac FarText", &argv[2]);
s->_segMan->strcpy(argv[2], seeker); // Copy the string and get return value
return argv[2];
}