From 8d0263a088734c80e5c1fdd959933d615745396f Mon Sep 17 00:00:00 2001
From: Hugues Delorme <delorme.hugues@fougsys.fr>
Date: Thu, 28 May 2015 18:02:26 +0200
Subject: [PATCH] tests: fix conformance to C90

---
 tests/test_internal.c | 4 +++-
 tests/test_stl_io.c   | 6 +++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/tests/test_internal.c b/tests/test_internal.c
index ac23d2a..63288d2 100644
--- a/tests/test_internal.c
+++ b/tests/test_internal.c
@@ -203,12 +203,14 @@ const char* test_internal__string_parse()
 
 const char* test_internal__string_utils()
 {
+    char c; /* for loop counter */
+
     UTEST_ASSERT(gmio_clocale_isspace(' '));
     UTEST_ASSERT(gmio_clocale_isspace('\t'));
     UTEST_ASSERT(gmio_clocale_isspace('\n'));
     UTEST_ASSERT(gmio_clocale_isspace('\r'));
 
-    for (char c = 0; c >= 0 && c <= 127; ++c) {
+    for (c = 0; c >= 0 && c <= 127; ++c) {
         if (65 <= c && c <= 90) {
             UTEST_ASSERT(gmio_clocale_isupper(c));
         }
diff --git a/tests/test_stl_io.c b/tests/test_stl_io.c
index 8db07bd..67678f3 100644
--- a/tests/test_stl_io.c
+++ b/tests/test_stl_io.c
@@ -25,6 +25,9 @@
 static void add_triangle(
         void* cookie, uint32_t tri_id, const gmio_stl_triangle_t* triangle)
 {
+    GMIO_UNUSED(cookie);
+    GMIO_UNUSED(tri_id);
+    GMIO_UNUSED(triangle);
 }
 
 struct filepath_errorcode
@@ -49,11 +52,12 @@ const char* test_stl_read()
     };
     const size_t expected_count =
             sizeof(expected) / sizeof(filepath_errorcode_t);
+    size_t i; /* for loop counter */
     gmio_stl_mesh_creator_t meshc = {0};
 
     meshc.add_triangle_func = &add_triangle;
 
-    for (size_t i = 0; i < expected_count; ++i) {
+    for (i = 0; i < expected_count; ++i) {
         const int err = gmio_stl_read_file(expected[i].filepath, &meshc, NULL);
         if (err != expected[i].errorcode) {
             printf("\nfilepath : %s\n"