Use restrict on pointers where it makes sense. (requires C99 support,

which we already assume)

include/ucore/strvec.h

@@ -52,7 +52,7 @@ int uc_strv_check_expand(struct UCStrv *strv);
  * @param str String to append, the string will be copied.
  * @return 0 on success, otherwise failure
  **/ 
-int uc_strv_append(struct UCStrv *strv, const char *str);
+int uc_strv_append(struct UCStrv *strv, const char *restrict str);
 
 /**
  * Append a string to the strvec, nocopy variang.  
@@ -63,7 +63,7 @@ int uc_strv_append(struct UCStrv *strv, const char *str);
  * @param str the string to append
  * @return 0 on success, otherwise failure
  **/ 
-int uc_strv_append_nocopy(struct UCStrv *strv, char *str);
+int uc_strv_append_nocopy(struct UCStrv *strv, char *restrict str);
 
 /**
  * Append a NULL pointer to the UCStrv, (cnt is not increased,
@@ -98,7 +98,7 @@ void uc_strv_destroy(struct UCStrv *strv);
  *        0 to just append the same pointer in b to a
  * @return 0 on success, != 0 if appending/allocation fails
  */
-int uc_strv_append_all(struct UCStrv *a, struct UCStrv *b, int copy);
+int uc_strv_append_all(struct UCStrv *restrict a, struct UCStrv *restrict b, int copy);
 
 #ifdef __cplusplus
 }