test/api: Fix building on pre-C99 compilers

Ensure variables are declared at the top of the block.

test/api/hb-test.h

@@ -287,10 +287,11 @@ hb_test_open_font_file (const char *font_path)
 #endif
 
   hb_blob_t *blob = hb_blob_create_from_file (path);
+  hb_face_t *face;
   if (hb_blob_get_length (blob) == 0)
     g_error ("Font %s not found.", path);
 
-  hb_face_t *face = hb_face_create (blob, 0);
+  face = hb_face_create (blob, 0);
   hb_blob_destroy (blob);
 
   g_free (path);

test/api/test-aat-layout.c

@@ -116,6 +116,7 @@ test_aat_has (void)
 int
 main (int argc, char **argv)
 {
+  unsigned int status;
   hb_test_init (&argc, &argv);
 
   hb_test_add (test_aat_get_feature_types);
@@ -124,7 +125,7 @@ main (int argc, char **argv)
 
   face = hb_test_open_font_file ("fonts/aat-feat.ttf");
   sbix = hb_test_open_font_file ("fonts/chromacheck-sbix.ttf");
-  unsigned int status = hb_test_run ();
+  status = hb_test_run ();
   hb_face_destroy (sbix);
   hb_face_destroy (face);
   return status;

test/api/test-font.c

@@ -400,6 +400,7 @@ test_fontfuncs_parallels (void)
   hb_font_t *font0;
   hb_font_t *font1;
   hb_font_t *font2;
+  hb_codepoint_t glyph;
 
   blob = hb_blob_create (test_data, sizeof (test_data), HB_MEMORY_MODE_READONLY, NULL, NULL);
   face = hb_face_create (blob, 0);
@@ -424,7 +425,6 @@ test_fontfuncs_parallels (void)
   hb_font_funcs_destroy (ffuncs2);
 
   /* Just test that calling get_nominal_glyph doesn't infinite-loop. */
-  hb_codepoint_t glyph;
   hb_font_get_nominal_glyph (font2, 0x0020u, &glyph);
 
   hb_font_destroy (font2);

test/api/test-map.c

@@ -31,11 +31,12 @@ static void
 test_map_basic (void)
 {
   hb_map_t *empty = hb_map_get_empty ();
+  hb_map_t *m;
   g_assert (hb_map_is_empty (empty));
   g_assert (!hb_map_allocation_successful (empty));
   hb_map_destroy (empty);
 
-  hb_map_t *m = hb_map_create ();
+  m = hb_map_create ();
   g_assert (hb_map_allocation_successful (m));
   g_assert (hb_map_is_empty (m));
 
@@ -68,11 +69,12 @@ test_map_userdata (void)
 
   hb_user_data_key_t key[2];
   int *data = (int *) malloc (sizeof (int));
+  int *data2;
   *data = 3123;
   hb_map_set_user_data (m, &key[0], data, free, TRUE);
   g_assert_cmpint (*((int *) hb_map_get_user_data (m, &key[0])), ==, 3123);
 
-  int *data2 = (int *) malloc (sizeof (int));
+  data2 = (int *) malloc (sizeof (int));
   *data2 = 6343;
   hb_map_set_user_data (m, &key[0], data2, free, FALSE);
   g_assert_cmpint (*((int *) hb_map_get_user_data (m, &key[0])), ==, 3123);
@@ -86,10 +88,11 @@ static void
 test_map_refcount (void)
 {
   hb_map_t *m = hb_map_create ();
+  hb_map_t *m2;
   hb_map_set (m, 213, 223);
   g_assert_cmpint (hb_map_get (m, 213), ==, 223);
 
-  hb_map_t *m2 = hb_map_reference (m);
+  m2 = hb_map_reference (m);
   hb_map_destroy (m);
 
   /* We copied its reference so it is still usable after one destroy */

test/api/test-ot-color.c

@@ -317,6 +317,7 @@ test_hb_ot_color_glyph_get_layers (void)
 {
   hb_ot_color_layer_t layers[1];
   unsigned int count = 1;
+  unsigned int num_layers;
 
   g_assert_cmpuint (hb_ot_color_glyph_get_layers (cpal_v1, 0, 0,
 						  NULL, NULL), ==, 0);
@@ -325,7 +326,6 @@ test_hb_ot_color_glyph_get_layers (void)
   g_assert_cmpuint (hb_ot_color_glyph_get_layers (cpal_v1, 2, 0,
 						  NULL, NULL), ==, 2);
 
-  unsigned int num_layers;
   num_layers = hb_ot_color_glyph_get_layers (cpal_v1, 2, 0, &count, layers);
 
   g_assert_cmpuint (num_layers, ==, 2);
@@ -382,13 +382,14 @@ static void
 test_hb_ot_color_svg (void)
 {
   hb_blob_t *blob;
+  unsigned int length;
+  const char *data;
 
   blob = hb_ot_color_glyph_reference_svg (svg, 0);
   g_assert (hb_blob_get_length (blob) == 0);
 
   blob = hb_ot_color_glyph_reference_svg (svg, 1);
-  unsigned int length;
+  data = hb_blob_get_data (blob, &length);
-  const char *data = hb_blob_get_data (blob, &length);
   g_assert_cmpuint (length, ==, 146);
   g_assert (strncmp (data, "<?xml", 4) == 0);
   g_assert (strncmp (data + 140, "</svg>", 5) == 0);
@@ -406,6 +407,7 @@ test_hb_ot_color_png (void)
   unsigned int length;
   const char *data;
   hb_glyph_extents_t extents;
+  hb_font_t *cbdt_font;
 
   /* sbix */
   hb_font_t *sbix_font;
@@ -431,7 +433,6 @@ test_hb_ot_color_png (void)
   hb_font_destroy (sbix_font);
 
   /* cbdt */
-  hb_font_t *cbdt_font;
   cbdt_font = hb_font_create (cbdt);
   blob = hb_ot_color_glyph_reference_png (cbdt_font, 0);
   g_assert (hb_blob_get_length (blob) == 0);

test/api/test-ot-face.c

@@ -37,17 +37,19 @@ test_face (hb_face_t *face,
 	   hb_codepoint_t cp)
 {
   hb_font_t *font = hb_font_create (face);
+  hb_set_t *set;
+  hb_codepoint_t g;
+  hb_position_t x, y;
+  char buf[5] = {0};
+  unsigned int len;
+  hb_glyph_extents_t extents;
   hb_ot_font_set_funcs (font);
 
-  hb_set_t *set = hb_set_create ();
+  set = hb_set_create ();
   hb_face_collect_unicodes (face, set);
   hb_face_collect_variation_selectors (face, set);
   hb_face_collect_variation_unicodes (face, cp, set);
 
-  hb_codepoint_t g;
-  hb_position_t x, y;
-  hb_glyph_extents_t extents;
-  char buf[5] = {0};
   hb_font_get_nominal_glyph (font, cp, &g);
   hb_font_get_variation_glyph (font, cp, cp, &g);
   hb_font_get_glyph_h_advance (font, cp);
@@ -86,7 +88,7 @@ test_face (hb_face_t *face,
   hb_ot_math_get_min_connector_overlap (font, HB_DIRECTION_RTL);
   hb_ot_math_get_glyph_assembly (font, cp, HB_DIRECTION_BTT, 0, NULL, NULL, NULL);
 
-  unsigned int len = sizeof (buf);
+  len = sizeof (buf);
   hb_ot_name_list_names (face, NULL);
   hb_ot_name_get_utf8 (face, cp, NULL, &len, buf);
   hb_ot_name_get_utf16 (face, cp, NULL, NULL, NULL);

test/api/test-ot-name.c

@@ -34,6 +34,14 @@ test_ot_layout_feature_get_name_ids_and_characters (void)
 {
   hb_tag_t cv01 = HB_TAG ('c','v','0','1');
   unsigned int feature_index;
+  unsigned int num_named_parameters;
+  hb_ot_name_id_t label_id;
+  hb_ot_name_id_t tooltip_id;
+  hb_ot_name_id_t sample_id;
+  hb_ot_name_id_t first_param_id;
+  hb_codepoint_t characters[100];
+  unsigned int char_count = 100;
+  unsigned int all_chars;
   if (!hb_ot_layout_language_find_feature (face,
 					   HB_OT_TAG_GSUB,
 					   0,
@@ -42,11 +50,6 @@ test_ot_layout_feature_get_name_ids_and_characters (void)
 					   &feature_index))
      g_error ("Failed to find feature index");
 
-  hb_ot_name_id_t label_id;
-  hb_ot_name_id_t tooltip_id;
-  hb_ot_name_id_t sample_id;
-  unsigned int num_named_parameters;
-  hb_ot_name_id_t first_param_id;
   if (!hb_ot_layout_feature_get_name_ids (face, HB_OT_TAG_GSUB, feature_index,
 					  &label_id, &tooltip_id, &sample_id,
 					  &num_named_parameters, &first_param_id))
@@ -58,10 +61,6 @@ test_ot_layout_feature_get_name_ids_and_characters (void)
   g_assert_cmpint (num_named_parameters, ==, 2);
   g_assert_cmpint (first_param_id, ==, 259);
 
-  hb_codepoint_t characters[100];
-  unsigned int char_count = 100;
-
-  unsigned int all_chars;
   all_chars = hb_ot_layout_feature_get_characters (face, HB_OT_TAG_GSUB, feature_index,
 						   0, &char_count, characters);
 
@@ -76,14 +75,16 @@ test_ot_name (void)
 {
   unsigned int num_entries;
   const hb_ot_name_entry_t *entries;
-  entries = hb_ot_name_list_names (face, &num_entries);
+  hb_ot_name_id_t name_id;
-  g_assert_cmpuint (12, ==, num_entries);
+  hb_language_t lang;
-  hb_ot_name_id_t name_id = entries[3].name_id;
-  g_assert_cmpuint (3, ==, name_id);
-  hb_language_t lang = entries[3].language;
-  g_assert_cmpstr (hb_language_to_string (lang), ==, "en");
   char text[10];
   unsigned int text_size = 10;
+  entries = hb_ot_name_list_names (face, &num_entries);
+  g_assert_cmpuint (12, ==, num_entries);
+  name_id = entries[3].name_id;
+  g_assert_cmpuint (3, ==, name_id);
+  lang = entries[3].language;
+  g_assert_cmpstr (hb_language_to_string (lang), ==, "en");
   g_assert_cmpuint (27, ==, hb_ot_name_get_utf8 (face, name_id, lang, &text_size, text));
   g_assert_cmpuint (9, ==, text_size);
   g_assert_cmpstr (text, ==, "FontForge");
@@ -92,13 +93,14 @@ test_ot_name (void)
 int
 main (int argc, char **argv)
 {
+  unsigned int status;
   g_test_init (&argc, &argv, NULL);
 
   hb_test_add (test_ot_layout_feature_get_name_ids_and_characters);
   hb_test_add (test_ot_name);
 
   face = hb_test_open_font_file ("fonts/cv01.otf");
-  unsigned int status = hb_test_run ();
+  status = hb_test_run ();
   hb_face_destroy (face);
   return status;
 }

test/api/test-ot-tag.c

@@ -202,11 +202,11 @@ test_language_two_way (const char *tag_s, const char *lang_s)
 {
   hb_language_t lang = hb_language_from_string (lang_s, -1);
   hb_tag_t tag = hb_tag_from_string (tag_s, -1);
+  hb_tag_t tag2;
+  unsigned int count = 1;
 
   g_test_message ("Testing language %s <-> tag %s", lang_s, tag_s);
 
-  hb_tag_t tag2;
-  unsigned int count = 1;
   hb_ot_tags_from_script_and_language (HB_SCRIPT_INVALID,
 				       lang,
 				       NULL, NULL, &count, &tag2);
@@ -223,11 +223,11 @@ test_tag_from_language (const char *tag_s, const char *lang_s)
 {
   hb_language_t lang = hb_language_from_string (lang_s, -1);
   hb_tag_t tag = hb_tag_from_string (tag_s, -1);
+  hb_tag_t tag2;
+  unsigned int count = 1;
 
   g_test_message ("Testing language %s -> tag %s", lang_s, tag_s);
 
-  hb_tag_t tag2;
-  unsigned int count = 1;
   hb_ot_tags_from_script_and_language (HB_SCRIPT_INVALID,
 				       lang,
 				       NULL, NULL, &count, &tag2);
@@ -467,9 +467,10 @@ test_tags (hb_script_t  script,
   unsigned int i;
   hb_tag_t *script_tags = malloc (script_count * sizeof (hb_tag_t));
   hb_tag_t *language_tags = malloc (language_count * sizeof (hb_tag_t));
+  hb_language_t lang;
   g_assert (script_tags);
   g_assert (language_tags);
-  hb_language_t lang = hb_language_from_string (lang_s, -1);
+  lang = hb_language_from_string (lang_s, -1);
   va_start (expected_tags, expected_language_count);
 
   hb_ot_tags_from_script_and_language (script, lang, &script_count, script_tags, &language_count, language_tags);