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progress on collaping arena->allocator info code paths (did some generic selection changes)

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Going to offload prefix naming to the c11.refactor and cpp17.refactor
This commit is contained in:
ed
2025-02-09 19:14:33 -05:00
parent dc9743b003
commit 546c50885f
23 changed files with 403 additions and 290 deletions
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code/os/os.c
+3 -7
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@@ -60,7 +60,7 @@ os_append_data_to_file_path(String8 path, String8 data)
}
String8
os_string_from_file_range(Arena* arena, OS_Handle file, Rng1U64 range)
os_string_from_file_range__arena(Arena* arena, OS_Handle file, Rng1U64 range)
{
U64 pre_pos = arena_pos(arena);
String8 result;
@@ -76,16 +76,12 @@ os_string_from_file_range(Arena* arena, OS_Handle file, Rng1U64 range)
}
String8
os_string_from_file_range_alloc(AllocatorInfo ainfo, OS_Handle file, Rng1U64 range) {
os_string_from_file_range__ainfo(AllocatorInfo ainfo, OS_Handle file, Rng1U64 range) {
String8 result;
result.size = dim_1u64(range);
result.str = alloc_array_no_zero(ainfo, U8, result.size);
U64 actual_read_size = os_file_read(file, range, result.str);
if(actual_read_size < result.size)
{
// TODO(Ed): It may be better to actually wrap the alloation in an arena and then rewind it.
// This would ensure resize isn't doing an expensive shrink (from a bad heap realloc, or something else)
// That or we just leave it up to the user to make sure to pass in an arena.
if ((allocator_query_support(ainfo) & AllocatorQuery_ResizeShrink) && actual_read_size < result.size) {
resize(ainfo, result.str, result.size, scast(U64, result.str) + actual_read_size);
result.size = actual_read_size;
}