KWSys 2019-03-28 (e92bdbe8)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit e92bdbe8e6eca2a8b6dcf14920e5e25308504206 (master).

Upstream Shortlog
-----------------

Ben Boeckel (7):
      30198dbc DynamicLoader: fix error reporting on Windows
      cf6b5f69 DynamicLoader: use Encoding::ToWindowsExtendedPath for the libname
      d17291ad DynamicLoader: support loading libraries using flags
      40d9e482 DynamicLoader: support loading sibling libraries on Windows
      971809c5 DynamicLoader: test the SearchBesideLibrary flag
      efb006b9 DynamicLoader: include stdio.h for _snprintf
      9e8e9ba0 DynamicLoader: avoid the min/max macros from windows.h

Brad King (1):
      92334e76 SystemTools: CopyFileAlways: avoid copying file over self

1 files changed, 14 insertions, 1 deletions

diff --git a/DynamicLoader.hxx.in b/DynamicLoader.hxx.in
index 08f2790..539c742 100644
--- a/DynamicLoader.hxx.in
+++ b/DynamicLoader.hxx.in
@@ -66,10 +66,23 @@ public:
   // Return type from DynamicLoader::GetSymbolAddress.
   typedef void (*SymbolPointer)();
 
+  enum OpenFlags
+  {
+    // Search for dependent libraries beside the library being loaded.
+    //
+    // This is currently only supported on Windows.
+    SearchBesideLibrary = 0x00000001,
+
+    AllOpenFlags = SearchBesideLibrary
+  };
+
   /** Load a dynamic library into the current process.
    * The returned LibraryHandle can be used to access the symbols in the
-   * library. */
+   * library. The optional second argument is a set of flags to use when
+   * opening the library. If unrecognized or unsupported flags are specified,
+   * the library is not opened. */
   static LibraryHandle OpenLibrary(const std::string&);
+  static LibraryHandle OpenLibrary(const std::string&, int);
 
   /** Attempt to detach a dynamic library from the
    * process.  A value of true is returned if it is successful. */