t4017 (diff-retval): replace manual exit code check with test_expect_code

diff --git a/submodule.h b/submodule.h
index b0a571c7f0b454ab0b5d7736aa561baec467af89..386f410a66d9c431a61c0e26c773f1b3452f0d09 100644 (file)
--- a/submodule.h
+++ b/submodule.h
@@ -3,6 +3,10 @@
 
 struct diff_options;
 
+void set_diffopt_flags_from_submodule_config(struct diff_options *diffopt,
+               const char *path);
+void gitmodules_config();
+int parse_submodule_config_option(const char *var, const char *value);
 void handle_ignore_submodules_arg(struct diff_options *diffopt, const char *);
 void show_submodule_summary(FILE *f, const char *path,
                unsigned char one[20], unsigned char two[20],