pack_one_ref(): do some cheap tests before a more expensive one

diff --git a/argv-array.h b/argv-array.h
index f4b98660f8a98e2cecdf70285d1d76205b3f4be7..40248d424c31662a3a574cfea13635084feb14f5 100644 (file)
--- a/argv-array.h
+++ b/argv-array.h
@@ -18,5 +18,7 @@ void argv_array_pushf(struct argv_array *, const char *fmt, ...);
 void argv_array_pushl(struct argv_array *, ...);
 void argv_array_pop(struct argv_array *);
 void argv_array_clear(struct argv_array *);
+const char **argv_array_detach(struct argv_array *array, int *argc);
+void argv_array_free_detached(const char **argv);
 
 #endif /* ARGV_ARRAY_H */