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common/array.h: add wl_array_for_each_reverse macro

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Consolatis 2023-11-21 03:07:10 +01:00
parent 4d679801ad
commit 042215f856
2 changed files with 12 additions and 0 deletions
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11
include/common/array.h
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@ -30,4 +30,15 @@ wl_array_len(struct wl_array *array)
return array->size / sizeof(const char *);
}
/**
* Iterates in reverse over an array.
* @pos: pointer that each array element will be assigned to
* @array: wl_array to iterate over
*/
#define wl_array_for_each_reverse(pos, array) \
for (pos = !(array)->data ? NULL \
: (void *)((const char *)(array)->data + (array)->size - sizeof(pos)); \
pos && (const char *)pos >= (const char *)(array)->data; \
(pos)--)
#endif /* LABWC_ARRAY_H */

1
scripts/checkpatch.pl vendored
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@ -5531,6 +5531,7 @@ sub process {
#
if ($starts_with_if_while_etc && !length($s)
&& $filename ne "include/view.h"
&& $filename ne "include/common/array.h"
&& $filename ne "include/ssd-internal.h") {
CHK("BRACES", "[labwc-custom] open brace { expected after if/while/for/switch - even with single statement blocks");
}