From 2b9ffd15424eb95a21db6e6ca35339b3d9372b2e Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Thu, 10 May 2018 15:31:55 +0000
Subject: [PATCH] Fix handling of relative paths with no directory in
 solvespace-cli.

Before this commit, e.g. `solvespace-cli regenerate foo.slvs`
would save a file called just `.slvs`.
---
 src/platform/climain.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/platform/climain.cpp b/src/platform/climain.cpp
index af8d7b07..34d3fe36 100644
--- a/src/platform/climain.cpp
+++ b/src/platform/climain.cpp
@@ -307,7 +307,11 @@ static bool RunCommand(const std::vector<std::string> args) {
         size_t replaceAt = outputFile.raw.find('%');
         if(replaceAt != std::string::npos) {
             Platform::Path outputSubst = inputFile.Parent();
-            outputSubst = outputSubst.Join(inputFile.FileStem());
+            if(outputSubst.IsEmpty()) {
+                outputSubst = Platform::Path::From(inputFile.FileStem());
+            } else {
+                outputSubst = outputSubst.Join(inputFile.FileStem());
+            }
             outputFile.raw.replace(replaceAt, 1, outputSubst.raw);
         }
         Platform::Path absOutputFile = outputFile.Expand(/*fromCurrentDirectory=*/true);