1 files changed, 54 insertions, 0 deletions
diff --git a/src/binary_location.h b/src/binary_location.h
new file mode 100644
index 0000000..303a3bd
--- /dev/null
+++ b/src/binary_location.h
@@ -0,0 +1,54 @@
+/* This file is part of Patchage.
+ * Copyright 2008-2014 David Robillard <http://drobilla.net>
+ *
+ * Patchage is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * Patchage is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Patchage.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _GNU_SOURCE
+	#define _GNU_SOURCE
+#endif
+
+#include <assert.h>
+#include <limits.h>
+#include <stdlib.h>
+#include <dlfcn.h>
+
+#include <string>
+
+/** Return the absolute path of the binary. */
+static std::string
+binary_location()
+{
+	Dl_info     dli;
+	std::string loc;
+	const int ret = dladdr((void*)&binary_location, &dli);
+	if (ret) {
+		char* const bin_loc = (char*)calloc(PATH_MAX, 1);
+		if (realpath(dli.dli_fname, bin_loc)) {
+			loc = bin_loc;
+		}
+		free(bin_loc);
+	}
+	return loc;
+}
+
+/** Return the absolute path of the bundle (binary parent directory). */
+static std::string
+bundle_location()
+{
+	const std::string binary = binary_location();
+	if (binary.empty()) {
+		return "";
+	}
+	return binary.substr(0, binary.find_last_of('/'));
+}