From: Philipp Stephani <phst@google.com>
Date: Mon, 12 Jun 2017 21:45:18 +0000 (+0200)
Subject: Print module structure sizes when initializing test module
X-Git-Tag: emacs-26.0.90~521^2~93
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=52c846d45dc52365349fc71e15d305a20788ce00;p=emacs.git

Print module structure sizes when initializing test module

* test/data/emacs-module/mod-test.c (emacs_module_init): Print
compile-time and runtime sizes of module structures to ease debugging
---

diff --git a/test/data/emacs-module/mod-test.c b/test/data/emacs-module/mod-test.c
index 5e857c048f0..eee9466c5d6 100644
--- a/test/data/emacs-module/mod-test.c
+++ b/test/data/emacs-module/mod-test.c
@@ -265,12 +265,22 @@ int
 emacs_module_init (struct emacs_runtime *ert)
 {
   if (ert->size < sizeof *ert)
-    return 1;
+    {
+      fprintf (stderr, "Runtime size of runtime structure (%td bytes) "
+               "smaller than compile-time size (%zu bytes)",
+               ert->size, sizeof *ert);
+      return 1;
+    }
 
   emacs_env *env = ert->get_environment (ert);
 
   if (env->size < sizeof *env)
-    return 2;
+    {
+      fprintf (stderr, "Runtime size of environment structure (%td bytes) "
+               "smaller than compile-time size (%zu bytes)",
+               env->size, sizeof *env);
+      return 2;
+    }
 
 #define DEFUN(lsym, csym, amin, amax, doc, data) \
   bind_function (env, lsym, \