From d0735eae25c9943f5235efade4b42c4f12b0c315 Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lm@inf.ethz.ch>
Date: Tue, 22 Dec 2015 13:28:42 +0100
Subject: [PATCH] Fix SITL Linux compile error

---
 src/platforms/posix/main.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/platforms/posix/main.cpp b/src/platforms/posix/main.cpp
index da0aed8d8c2..4d6663006de 100644
--- a/src/platforms/posix/main.cpp
+++ b/src/platforms/posix/main.cpp
@@ -227,7 +227,14 @@ int main(int argc, char **argv)
 			// Lock this application in the current working dir
 			// this is not an attempt to secure the environment,
 			// rather, to replicate a deployed file system.
-			char pwd_path[PATH_MAX];
+
+#ifdef PATH_MAX
+			const unsigned path_max_len = PATH_MAX;
+#else
+			const unsigned path_max_len = 1024;
+#endif
+
+			char pwd_path[path_max_len];
 			const char *folderpath = "/rootfs/";
 
 			if (nullptr == getcwd(pwd_path, sizeof(pwd_path))) {