Add IsRelativePath helper

renderdoc/os/os_specific.h

@@ -237,6 +237,7 @@ string GetReplayAppFilename();
 
 void CreateParentDirectory(const string &filename);
 
+bool IsRelativePath(const string &path);
 string GetFullPathname(const string &filename);
 
 void GetExecutableFilename(string &selfName);

renderdoc/os/posix/posix_stringio.cpp

@@ -83,6 +83,14 @@ void CreateParentDirectory(const string &filename)
   }
 }
 
+bool IsRelativePath(const string &path)
+{
+  if(path.empty())
+    return false;
+
+  return path.front() != '/';
+}
+
 string GetFullPathname(const string &filename)
 {
   char path[PATH_MAX + 1] = {0};

renderdoc/os/win32/win32_stringio.cpp

@@ -24,6 +24,7 @@
  ******************************************************************************/
 
 #include <shlobj.h>
+#include <shlwapi.h>
 #include <stdio.h>
 #include <string.h>
 #include <tchar.h>
@@ -166,6 +167,15 @@ void GetExecutableFilename(string &selfName)
   selfName = StringFormat::Wide2UTF8(wstring(curFile));
 }
 
+bool IsRelativePath(const string &path)
+{
+  if(path.empty())
+    return false;
+
+  wstring wpath = StringFormat::UTF82Wide(path.c_str());
+  return PathIsRelativeW(wpath.c_str()) != 0;
+}
+
 string GetFullPathname(const string &filename)
 {
   wstring wfn = StringFormat::UTF82Wide(filename);

renderdoc/renderdoc.vcxproj

@@ -77,7 +77,7 @@
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
-      <AdditionalDependencies>ws2_32.lib;kernel32.lib;user32.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>ws2_32.lib;kernel32.lib;user32.lib;shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ModuleDefinitionFile>$(ProjectDir)os\win32\comexport.def</ModuleDefinitionFile>
       <GenerateDebugInformation>true</GenerateDebugInformation>
     </Link>