Update libds.

CMakeLists.txt

@@ -6,10 +6,14 @@ endif(TARGET regex)
 
 project(libregex)
 
+add_compile_options(-pedantic -Wall)
+
 add_library(regex STATIC src/libregex.c)
 add_executable(libregex src/main.c)
 add_subdirectory(external/libds)
 
+set_property(TARGET regex PROPERTY C_STANDARD 90)
+set_property(TARGET libregex PROPERTY C_STANDARD 90)
 target_include_directories(regex PUBLIC include)
 target_include_directories(libregex PUBLIC include)
 

external/libds

@@ -1 +1 @@
-Subproject commit 936b2835b28082d83f9716ffc2470ae0621ab52a
+Subproject commit 276d38a292bc03939e854deac077b7d71b21eb8e

include/libregex.h

@@ -325,4 +325,5 @@ libregex_result regex_match_string(regex_node* root, char* string, regex_result*
  */
 void regex_result_free(regex_result* result);
 
-#endif
+#endif
+

src/libregex.c

@@ -597,4 +597,5 @@ void regex_result_free(regex_result* result){
     free(result->groups[index]);
   }
   result->matches = 0;
-}
+}
+