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[kutil] Update map iteration

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Add an iterator type to kutil::map, and allow for each loops. Also
unify the compare() signature expected by sorting containers, and fixes
to adding and sorting in kutil::vector.
This commit is contained in:
Justin C. Miller
2020-09-15 00:21:28 -07:00
parent e8564c755b
commit dcb4d1823f
6 changed files with 61 additions and 18 deletions
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6
src/kernel/frame_allocator.cpp
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@@ -8,11 +8,11 @@ using memory::page_offset;
using frame_block_node = kutil::list_node<frame_block>;
int
frame_block::compare(const frame_block *rhs) const
frame_block::compare(const frame_block &rhs) const
{
if (address < rhs->address)
if (address < rhs.address)
return -1;
else if (address > rhs->address)
else if (address > rhs.address)
return 1;
return 0;
}

2
src/kernel/frame_allocator.h
View File

@@ -46,6 +46,6 @@ struct frame_block
/// Compare two blocks by address.
/// \arg rhs The right-hand comparator
/// \returns <0 if this is sorts earlier, >0 if this sorts later, 0 for equal
int compare(const frame_block *rhs) const;
int compare(const frame_block &rhs) const;
};