[lmi-commits] [lmi] master 6b12993: Fix defect introduced 20170110T1221Z: unit-test failure (VZ)

[Greg Chicares]

branch: master
commit 6b129932912265b478b8fe37d19b1a6569535485
Author: Gregory W. Chicares <address@hidden>
Commit: Gregory W. Chicares <address@hidden>

    Fix defect introduced 20170110T1221Z: unit-test failure (VZ)
    
    See:
      http://lists.nongnu.org/archive/html/lmi/2017-01/msg00037.html
---
 rate_table.cpp |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/rate_table.cpp b/rate_table.cpp
index 0106078..9bb9435 100644
--- a/rate_table.cpp
+++ b/rate_table.cpp
@@ -2476,6 +2476,13 @@ class database_impl
 database_impl::database_impl(fs::path const& path)
     :path_(path)
 {
+    if(path_.empty())
+        {
+        // This ctor can be explicitly used with an empty path to create a
+        // database not (yet) associated with any physical file.
+        return;
+        }
+
     fs::path const index_path = get_index_path(path);
     fs::ifstream ifs(index_path, ios_in_binary());
     if(!ifs) fatal_error() << "Unable to open '" << index_path << "'." << 
LMI_FLUSH;