5 files changed, 12 insertions, 7 deletions
diff --git a/lib/internal.h b/lib/internal.h
index fe392a1..6613cef 100644
--- a/lib/internal.h
+++ b/lib/internal.h
@@ -73,7 +73,7 @@ struct render_api {
 
     /**
      * Version of the plugin.
-     * Should match BM_VERSION or failure.
+     * Should match BM_PLUGIN_VERSION or failure.
      */
     const char *version;
 
diff --git a/lib/library.c b/lib/library.c
index c7f5e60..7fca099 100644
--- a/lib/library.c
+++ b/lib/library.c
@@ -34,24 +34,28 @@ load(const char *file, struct bm_renderer *renderer)
 
     const char* (*regfun)(struct render_api*);
     if (!(regfun = chckDlLoadSymbol(handle, "register_renderer", &error)))
-        goto fail;
+        goto load_fail;
 
     const char *name;
     if (!(name = regfun(&renderer->api)))
         goto fail;
 
-    if (strcmp(renderer->api.version, BM_VERSION))
-        goto fail;
+    if (strcmp(renderer->api.version, BM_PLUGIN_VERSION))
+        goto mismatch_fail;
 
     renderer->handle = handle;
     renderer->name = bm_strdup(name);
     renderer->file = bm_strdup(file);
     return true;
 
+load_fail:
+    fprintf(stderr, "%s\n", error);
+    goto fail;
+mismatch_fail:
+    fprintf(stderr, "%s: version mismatch (%s != %s)\n", name, renderer->api.version, BM_PLUGIN_VERSION);
 fail:
     if (handle)
         chckDlUnload(handle);
-    fprintf(stderr, "%s\n", error);
     return false;
 }
 
diff --git a/lib/renderers/curses/curses.c b/lib/renderers/curses/curses.c
index 42212b6..c40e833 100644
--- a/lib/renderers/curses/curses.c
+++ b/lib/renderers/curses/curses.c
@@ -343,7 +343,7 @@ register_renderer(struct render_api *api)
     api->poll_key = poll_key;
     api->render = render;
     api->prioritory = BM_PRIO_TERMINAL;
-    api->version = BM_VERSION;
+    api->version = BM_PLUGIN_VERSION;
     return "curses";
 }
 
diff --git a/lib/renderers/wayland/wayland.c b/lib/renderers/wayland/wayland.c
index 289fa5a..0d5fcde 100644
--- a/lib/renderers/wayland/wayland.c
+++ b/lib/renderers/wayland/wayland.c
@@ -144,7 +144,7 @@ register_renderer(struct render_api *api)
     api->poll_key = poll_key;
     api->render = render;
     api->prioritory = BM_PRIO_GUI;
-    api->version = BM_VERSION;
+    api->version = BM_PLUGIN_VERSION;
     return "wayland";
 }
 
diff --git a/lib/version.h.in b/lib/version.h.in
index ad82a1a..a6b287c 100644
--- a/lib/version.h.in
+++ b/lib/version.h.in
@@ -1,4 +1,5 @@
 #define INSTALL_PREFIX "@CMAKE_INSTALL_PREFIX@"
 #define BM_VERSION "@BEMENU_VERSION@"
+#define BM_PLUGIN_VERSION "@BEMENU_VERSION@-@GIT_SHA1@"
 
 /* vim: set ts=8 sw=4 tw=0 :*/