(svn r22904) -Codechange: add tar filename to file scanning

src/ai/ai_scanner.cpp

@@ -378,7 +378,7 @@ struct AIFileChecksumCreator : FileScanner {
 	}
 
 	/* Add the file and calculate the md5 sum. */
-	virtual bool AddFile(const char *filename, size_t basepath_length)
+	virtual bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 	{
 		Md5 checksum;
 		uint8 buffer[1024];
@@ -446,7 +446,7 @@ static bool IsSameAI(const ContentInfo *ci, bool md5sum, AIFileInfo *info)
 
 			/* Create the full path name, */
 			seprintf(path, lastof(path), "%s%c%s", tar->second.tar_filename, PATHSEPCHAR, tar->first.c_str());
-			checksum.AddFile(path, 0);
+			checksum.AddFile(path, 0, NULL);
 		}
 	} else {
 		/* Add the path sep char back when searching a directory, so we are

src/base_media_base.h

@@ -142,7 +142,7 @@ protected:
 	static Tbase_set *duplicate_sets; ///< All sets that aren't available, but needed for not downloading base sets when a newer version than the one on BaNaNaS is loaded.
 	static const Tbase_set *used_set; ///< The currently used set
 
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length);
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename);
 
 	/**
 	 * Get the extension that is used to identify this set.

src/base_media_func.h

@@ -148,7 +148,7 @@ bool BaseSet<T, Tnum_files, Tsubdir>::FillSetDetails(IniFile *ini, const char *p
 }
 
 template <class Tbase_set>
-bool BaseMedia<Tbase_set>::AddFile(const char *filename, size_t basepath_length)
+bool BaseMedia<Tbase_set>::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 {
 	bool ret = false;
 	DEBUG(grf, 1, "Checking %s for base " SET_TYPE " set", filename);
@@ -382,7 +382,7 @@ template <class Tbase_set>
 #define INSTANTIATE_BASE_MEDIA_METHODS(repl_type, set_type) \
 	template const char *repl_type::ini_set; \
 	template const char *repl_type::GetExtension(); \
-	template bool repl_type::AddFile(const char *filename, size_t pathlength); \
+	template bool repl_type::AddFile(const char *filename, size_t pathlength, const char *tar_filename); \
 	template bool repl_type::HasSet(const struct ContentInfo *ci, bool md5sum); \
 	template bool repl_type::SetSet(const char *name); \
 	template char *repl_type::GetSetsList(char *p, const char *last); \

src/fileio.cpp

@@ -647,8 +647,11 @@ static void SimplifyFileName(char *name)
 	return num;
 }
 
-bool TarScanner::AddFile(const char *filename, size_t basepath_length)
+bool TarScanner::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 {
+	/* No tar within tar. */
+	assert(tar_filename == NULL);
+
 	/* The TAR-header, repeated for every file */
 	typedef struct TarHeader {
 		char name[100];      ///< Name of the file
@@ -1281,7 +1284,7 @@ static uint ScanPath(FileScanner *fs, const char *extension, const char *path, s
 			num += ScanPath(fs, extension, filename, basepath_length, recursive);
 		} else if (S_ISREG(sb.st_mode)) {
 			/* File */
-			if (MatchesExtension(extension, filename) && fs->AddFile(filename, basepath_length)) num++;
+			if (MatchesExtension(extension, filename) && fs->AddFile(filename, basepath_length, NULL)) num++;
 		}
 	}
 
@@ -1301,7 +1304,7 @@ static uint ScanTar(FileScanner *fs, const char *extension, TarFileList::iterato
 	uint num = 0;
 	const char *filename = (*tar).first.c_str();
 
-	if (MatchesExtension(extension, filename) && fs->AddFile(filename, 0)) num++;
+	if (MatchesExtension(extension, filename) && fs->AddFile(filename, 0, (*tar).second.tar_filename)) num++;
 
 	return num;
 }

src/fileio_func.h

@@ -82,15 +82,16 @@ public:
 	 * @param filename        the full path to the file to read
 	 * @param basepath_length amount of characters to chop of before to get a
 	 *                        filename relative to the search path.
+	 * @param tar_filename    the name of the tar file the file is read from.
 	 * @return true if the file is added.
 	 */
-	virtual bool AddFile(const char *filename, size_t basepath_length) = 0;
+	virtual bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename) = 0;
 };
 
 /** Helper for scanning for files with tar as extension */
 class TarScanner : FileScanner {
 public:
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length);
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename = NULL);
 
 	/** Do the scan for Tars. */
 	static uint DoScan();

src/fios.cpp

@@ -232,7 +232,7 @@ public:
 		callback_proc(callback_proc)
 	{}
 
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length);
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename);
 };
 
 /**
@@ -241,7 +241,7 @@ public:
  * @param basepath_length amount of characters to chop of before to get a relative filename
  * @return true if the file is added.
  */
-bool FiosFileScanner::AddFile(const char *filename, size_t basepath_length)
+bool FiosFileScanner::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 {
 	const char *ext = strrchr(filename, '.');
 	if (ext == NULL) return false;
@@ -597,7 +597,7 @@ public:
 		this->scanned = true;
 	}
 
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length)
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 	{
 		FILE *f = FioFOpenFile(filename, "r", SCENARIO_DIR);
 		if (f == NULL) return false;

src/newgrf_config.cpp

@@ -539,7 +539,7 @@ public:
 	{
 	}
 
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length);
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename);
 
 	/** Do the scan for GRFs. */
 	static uint DoScan()
@@ -553,7 +553,7 @@ public:
 	}
 };
 
-bool GRFFileScanner::AddFile(const char *filename, size_t basepath_length)
+bool GRFFileScanner::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 {
 	GRFConfig *c = new GRFConfig(filename + basepath_length);
 

src/script/script_scanner.cpp

@@ -17,7 +17,7 @@
 #include "../script/squirrel.hpp"
 #include "script_scanner.hpp"
 
-bool ScriptScanner::AddFile(const char *filename, size_t basepath_length)
+bool ScriptScanner::AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
 {
 	free(this->main_script);
 	this->main_script = strdup(filename);

src/script/script_scanner.hpp

@@ -30,11 +30,17 @@ public:
 	 */
 	const char *GetMainScript() { return this->main_script; }
 
-	/* virtual */ bool AddFile(const char *filename, size_t basepath_length);
+	/**
+	 * Get the current tar file the ScanDir is currently tracking.
+	 */
+	const char *GetTarFile() { return this->tar_file; }
+
+	/* virtual */ bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename);
 
 protected:
 	class Squirrel *engine; ///< The engine we're scanning with.
 	char *main_script;      ///< The name of the current main script.
+	char *tar_file;         ///< The filename of the tar for the main script.
 };
 
 #endif /* SCRIPT_SCANNER_HPP */