Description: Add PRESAGE_CONFIG environment variable
 Provide an environment variable for setting the location that presage should
 check for its system-wide configuration file. This allows for usage within
 snap packages.
Author: Michael Sheldon <michael.sheldon@canonical.com>
Forwarded: no
Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/presage/+bug/1639270
Last-Update: 2016-12-07

--- presage-0.9.1.orig/src/lib/core/profileManager.cpp
+++ presage-0.9.1/src/lib/core/profileManager.cpp
@@ -121,10 +121,16 @@ void ProfileManager::init_profiles (cons
     }
 
 
-    // system etc directory
-    profiles.push_back (get_system_etc_dir() + '/' + DefaultProfile::DEFAULT_PROFILE_FILENAME);
-    // installation config directory
-    profiles.push_back (static_cast<std::string>(sysconfdir) + '/' + DefaultProfile::DEFAULT_PROFILE_FILENAME);
+    // config specified by environment overrides system config
+    char *env_profile = getenv("PRESAGE_CONFIG");
+    if (env_profile != NULL) {
+        profiles.push_back(env_profile);
+    } else {
+        // system etc directory
+        profiles.push_back (get_system_etc_dir() + '/' + DefaultProfile::DEFAULT_PROFILE_FILENAME);
+        // installation config directory
+        profiles.push_back (static_cast<std::string>(sysconfdir) + '/' + DefaultProfile::DEFAULT_PROFILE_FILENAME);
+    }
     // home dir dotfile
     profiles.push_back (get_user_home_dir() + "/.presage/" + DefaultProfile::DEFAULT_PROFILE_FILENAME);
     // user specified profile (if any)