WIP: shepherd initsystem

Author: yelninei

src/detection/initsystem/initsystem_linux.c

@@ -48,7 +48,7 @@ const char* ffDetectInitSystem(FFInitSystemResult* result)
 
     if (instance.config.general.detectVersion)
     {
-        #if __linux__ && !__ANDROID__
+        #if (defined(__linux__) && !defined(__ANDROID__)) || defined(__GNU__)
         if (ffStrbufEqualS(&result->name, "systemd"))
         {
             ffBinaryExtractStrings(result->exe.chars, extractSystemdVersion, &result->version, (uint32_t) strlen("systemd 0.0 running in x"));
@@ -84,6 +84,20 @@ const char* ffDetectInitSystem(FFInitSystemResult* result)
                 ffStrbufSubstrAfterLastC(&result->version, ' ');
             }
         }
+        else if (ffStrbufEqualS(&result->name, "guile"))
+        {
+	   /* TODO: guile is actually shepherd */
+           if (ffProcessAppendStdOut(&result->version, (char* const[]) {
+              ffStrbufEndsWithS(&result->exe, "/guile") ? result->exe.chars : "guile",
+              "--version",
+                NULL,
+            }) == NULL && result->version.length)
+            {
+	        /* guile (GNU Guile) 3.0.9 */
+                ffStrbufSubstrBeforeFirstC(&result->version, '\n');
+                ffStrbufSubstrAfterLastC(&result->version, ' ');
+            }
+        }
         #elif __APPLE__
         if (ffStrbufEqualS(&result->name, "launchd"))
         {