Add const modifier

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@4374 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 3 insertions, 3 deletions

diff --git a/common/sys/vector.c b/common/sys/vector.c
index 70931096..fc99bdc8 100644
--- a/common/sys/vector.c
+++ b/common/sys/vector.c
@@ -47,7 +47,7 @@ Vector_clear(struct Vector *self, const int size)
 }
 
 int
-Vector_length(struct Vector *self)
+Vector_length(const struct Vector *self)
 {
     return self->length;
 }
@@ -93,7 +93,7 @@ Vector_add(struct Vector *self, const char *name)
 }
 
 const char*
-Vector_get(struct Vector *self, const int idx)
+Vector_get(const struct Vector *self, const int idx)
 {
     assert(0 <= idx && idx < self->length);
     return self->base + self->size * idx;
@@ -138,7 +138,7 @@ Vector_match(const struct Vector *src, struct Vector *dst, const int key, const
 }
 
 void
-Vector_sublist(struct Vector *src, struct Vector *dst, const char *tag)
+Vector_sublist(const struct Vector *src, struct Vector *dst, const char *tag)
 {
     int i;
     int len;