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Relative Includes for ZScript

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RicardoLuis0 2020-05-06 23:09:42 -03:00 committed by Christoph Oelckers
parent 0c3840fe62
commit d6516f5c3b
1 changed files with 39 additions and 0 deletions
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39
src/common/scripting/frontend/zcc_parser.cpp
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@ -421,6 +421,45 @@ PNamespace *ParseOneScript(const int baselump, ZCCParseState &state)
for (unsigned i = 0; i < Includes.Size(); i++)
{
lumpnum = fileSystem.CheckNumForFullName(Includes[i], true);
if (lumpnum == -1 && ( Includes[i].IndexOf("./") == 0 || Includes[i].IndexOf("../") == 0 ) ) // relative path resolving
{
FString fullPath = IncludeLocs[i].FileName.GetChars(); // get full path, format 'wad:filepath/filename'
long start = fullPath.IndexOf(":"); // find first ':'
long end = fullPath.LastIndexOf("/"); // find last '/'
if (start!=-1&&end!=-1)
{
FString resolvedPath = fullPath.Mid(start + 1, end - start - 1); // extract filepath from string
FString relativePath = Includes[i];
if ( relativePath.IndexOf("./") == 0 ) // strip initial marker
{
relativePath = relativePath.Mid(2);
}
bool pathOk = true;
while (relativePath.IndexOf("../") == 0) // go back one folder for each '..'
{
relativePath = relativePath.Mid(3);
long slash_index = resolvedPath.LastIndexOf("/");
if (slash_index != -1) {
resolvedPath = resolvedPath.Mid(0,slash_index);
} else {
pathOk = false;
break;
}
}
if ( pathOk ) // if '..' parsing was successful
{
resolvedPath += "/" + relativePath; // add relative path
lumpnum = fileSystem.CheckNumForFullName(resolvedPath, true); // check for relative include
}
}
}
if (lumpnum == -1)
{
IncludeLocs[i].Message(MSG_ERROR, "Include script lump %s not found", Includes[i].GetChars());