start of new reload setup

include/hiload/hiload.h

@@ -25,8 +25,8 @@ void hi_deinit();
 /* Print a random assortment of information from current state  */
 void hi_print_module_infos();
 
-/* Reload module identified by the name */
-ReloadResult hi_reload_module(const char *module_name);
+/* Reload shared library if it has changed since last reload or init was called */
+ReloadResult hi_reload_solib(const char *module_name);
 
 #pragma GCC visibility pop
 

src/hiload.c

@@ -7,6 +7,7 @@
 
 #include <assert.h>
 #include <dlfcn.h>
+#include <libelf.h>
 #include <link.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -114,7 +115,7 @@ ModuleInfos *gather_module_infos(void) {
 }
 
 static
-ReloadResult reload_module(ModuleInfos *modules, const char *filename,
+ReloadResult reload_solib(ModuleInfos *modules, const char *filename,
                                   void **updated_handle) {
   if (!modules || !filename) {
     return HI_RELOAD_NOT_FOUND;
@@ -181,11 +182,11 @@ ReloadResult reload_module(ModuleInfos *modules, const char *filename,
   return HI_RELOAD_SUCCESS;
 }
 
-ReloadResult hi_reload_module(const char *module_name) {
+ReloadResult hi_reload_solib(const char *module_name) {
   assert(module_infos);
 
   void *new_handle = NULL;
-  ReloadResult result = reload_module(module_infos, module_name, &new_handle);
+  ReloadResult result = reload_solib(module_infos, module_name, &new_handle);
 
   return result;
 }

test/manual/minimal.cpp

@@ -27,6 +27,10 @@ int main(int argc, char *argv[]) {
     printf("otherValue: %d\n", minimal_lib::otherValue++);
     std::this_thread::sleep_for(std::chrono::seconds(1));
     printf("\n");
+
+    if (hi_reload_solib("libmini.so") != HI_RELOAD_SUCCESS) {
+      fprintf(stderr, "Failed to load solib\n");
+    }
   }
 
   hi_deinit();