core: prefs setup looks for a local .gnuradio/config.conf to use.

Order of precedence:
env. vars -> .gnuradio/config.conf -> ${prefix}/etc/gnuradio/conf.d/*

1 files changed, 12 insertions, 0 deletions

diff --git a/gnuradio-core/src/lib/general/gr_prefs.cc b/gnuradio-core/src/lib/general/gr_prefs.cc
index 37ca7c6f3..9fddea6d2 100644
--- a/gnuradio-core/src/lib/general/gr_prefs.cc
+++ b/gnuradio-core/src/lib/general/gr_prefs.cc
@@ -25,6 +25,7 @@
 #endif
 
 #include <gr_prefs.h>
+#include <gr_sys_paths.h>
 #include <gr_constants.h>
 #include <algorithm>
 
@@ -77,6 +78,17 @@ gr_prefs::_sys_prefs_filenames()
     fnames.push_back(p.string());
   }
   std::sort(fnames.begin(), fnames.end());
+
+  // Find if there is a ~/.gnuradio/config file and add this to the
+  // beginning of the file list to override any preferences in the
+  // installed path config files.
+  fs::path homedir = fs::path(gr_appdata_path());
+  homedir /= ".gnuradio/config.conf";
+  std::cerr << "Checking path:" << homedir << std::endl;
+  if(fs::exists(homedir)) {
+    fnames.insert(fnames.begin(), homedir.string());
+  }    
+
   return fnames;
 }