implement Path::getCurrentExecutablePath for Haiku

Author: korli

lib/path.cpp

@@ -52,6 +52,9 @@
 #if defined(__APPLE__)
 #include <mach-o/dyld.h>
 #endif
+#if defined(__HAIKU__)
+#include <image.h>
+#endif
 
 
 /** Is the filesystem case insensitive? */
@@ -158,6 +161,17 @@ std::string Path::getCurrentExecutablePath(const char* fallback)
 #elif defined(__APPLE__)
     uint32_t size = sizeof(buf);
     success = (_NSGetExecutablePath(buf, &size) == 0);
+#elif defined(__HAIKU__)
+	int32 cookie = 0;
+	image_info info;
+	while (get_next_image_info(B_CURRENT_TEAM, &cookie, &info) == B_OK)
+	{
+		if (info.type == B_APP_IMAGE)
+		{
+			break;
+		}
+	}
+	return std::string(info.name);
 #else
     const char* procPath =
 #ifdef __SVR4 // Solaris