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Merge branch 'mh/for-each-string-list-item-empty-fix' into maint

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Code cmp.std.c nitpick.

* mh/for-each-string-list-item-empty-fix:
  for_each_string_list_item: avoid undefined behavior for empty list
This commit is contained in:
Junio C Hamano 2017-10-18 14:19:00 +09:00
parent 181f145de3 ac7da78ede
commit 8dc1d0bf64
1 changed files with 4 additions and 2 deletions
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6
string-list.h
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@ -32,8 +32,10 @@ void string_list_clear_func(struct string_list *list, string_list_clear_func_t c
typedef int (*string_list_each_func_t)(struct string_list_item *, void *);
int for_each_string_list(struct string_list *list,
string_list_each_func_t, void *cb_data);
#define for_each_string_list_item(item,list) \
for (item = (list)->items; item < (list)->items + (list)->nr; ++item)
#define for_each_string_list_item(item,list) \
for (item = (list)->items; \
item && item < (list)->items + (list)->nr; \
++item)
/*
* Apply want to each item in list, retaining only the ones for which