Fix a few compiler warnings about unused return values caused by recent glibc versions.

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@3380 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

@@ -10,6 +10,10 @@
  * src/editor.c:
    Improve auto-closing of braces, brackets and quotes
    (patch by Guillaume de Rorthais, thanks).
+ * tagmanager/get.c, tagmanager/tm_work_object.c,
+   tagmanager/tm_workspace.c:
+   Fix a few compiler warnings about unused return values caused
+   by recent glibc versions.
 
 
 2008-12-11  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>

tagmanager/get.c

@@ -733,9 +733,8 @@ extern char *getArglistFromFilePos(fpos_t startPosition, const char *tokenName)
 	if (pos2 > pos1)
 	{
 		result = (char *) g_malloc(sizeof(char ) * (pos2 - pos1 + 2));
-		if (result != NULL)
+		if (result != NULL && fread(result, sizeof(char), pos2 - pos1 + 1, File.fp) > 0)
 		{
-			fread(result, sizeof(char), pos2 - pos1 + 1, File.fp);
 			result[pos2-pos1+1] = '\0';
 			arglist = getArglistFromStr(result, tokenName);
 			free(result);

tagmanager/tm_work_object.c

@@ -79,11 +79,12 @@ gchar *tm_get_real_path(const gchar *file_name)
 		gsize len = get_path_max(file_name) + 1;
 		gchar *path = g_malloc0(len);
 
-		realpath(file_name, path);
-		return path;
+		if (realpath(file_name, path))
+			return path;
+		else
+			g_free(path);
 	}
-	else
-		return NULL;
+	return NULL;
 }
 
 guint tm_work_object_register(GFreeFunc free_func, TMUpdateFunc update_func, TMFindFunc find_func)

tagmanager/tm_workspace.c

@@ -196,8 +196,9 @@ static void write_includes_file(FILE *fp, GList *includes_files)
 	{
 		char *str = g_strdup_printf("#include \"%s\"\n", (char*)node->data);
 		int str_len = strlen(str);
+		size_t size;
 
-		fwrite(str, str_len, 1, fp);
+		size = fwrite(str, str_len, 1, fp);
 		free(str);
 		node = g_list_next (node);
 	}
@@ -223,8 +224,9 @@ static void append_to_temp_file(FILE *fp, GList *file_list)
 		}
 		else
 		{
-			fwrite(contents, length, 1, fp);
-			fwrite("\n", 1, 1, fp);	/* in case file doesn't end in newline (e.g. windows). */
+			size_t size;
+			size = fwrite(contents, length, 1, fp);
+			size = fwrite("\n", 1, 1, fp);	/* in case file doesn't end in newline (e.g. windows). */
 			g_free(contents);
 		}
 		node = g_list_next (node);
@@ -358,12 +360,13 @@ gboolean tm_workspace_create_global_tags(const char *config_dir, const char *pre
 	 */
 	if (pre_process != NULL)
 	{
+		int ret;
 		command = g_strdup_printf("%s %s | grep -v -E '^\\s*(G_BEGIN_DECLS|G_END_DECLS)\\s*$' > %s",
 							  pre_process, temp_file, temp_file2);
 #ifdef TM_DEBUG
 		g_message("Executing: %s", command);
 #endif
-		system(command);
+		ret = system(command);
 		g_free(command);
 		g_unlink(temp_file);
 		g_free(temp_file);