filesystem subsystem

1 files changed, 63 insertions, 0 deletions

diff --git a/src/filesystem/file.cc b/src/filesystem/file.cc
new file mode 100644
index 0000000..7f33337
--- /dev/null
+++ b/src/filesystem/file.cc
@@ -0,0 +1,63 @@
+/*
+   fs/file.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+// project headers
+#include "common/common.h"
+#include "filesystem/filesystem.h"
+
+namespace filesystem {
+
+void File::open(const char * filename, ios_base::openmode mode) {
+	file_name.assign(filename);
+	std::string fn;
+
+	// if moddir is set, try the mods subdir first
+	if (moddir.size()) {
+		// try homedir + moddir
+		fn = homedir;
+		fn.append(moddir);
+		fn.append(filename);
+		std::ifstream::open(fn.c_str(), mode);
+		if (this->is_open()) {
+			con_debug << "File opened " << fn << std::endl;
+			return;
+		}
+
+		// try datadir + moddir
+		fn = datadir;
+		fn.append(moddir);
+		std::ifstream::open(fn.c_str(), mode);
+		if (this->is_open()) {
+			con_debug << "File opened " << fn << std::endl;
+			return;
+		}
+	}
+
+	// try homedir + basedir
+	fn = homedir;
+	fn.append(basedir);
+	fn.append(filename);
+	std::ifstream::open(fn.c_str(), mode);
+	if (this->is_open()) {
+		con_debug << "File opened " << fn << std::endl;
+		return;
+	}
+
+	// try datadir + basedir
+	fn = datadir;
+	fn.append(basedir);
+	fn.append(filename);
+	std::ifstream::open(fn.c_str(), mode);
+
+	if (!this->is_open()) {
+		con_warn << "Could not open " << filename << std::endl;
+	} else {
+		con_debug << "File opened " << fn << std::endl;
+	}
+}
+
+} // namespace common
+