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Add buffered get_env variants to os2

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This commit is contained in:
Jeroen van Rijn
2025-06-16 20:12:27 +02:00
parent eef07431ef
commit 6347c87b5b
7 changed files with 140 additions and 13 deletions
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core/os/os2/env_linux.odin
+18 -1
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@@ -41,7 +41,7 @@ _lookup :: proc(key: string) -> (value: string, idx: int) {
return "", -1
}
_lookup_env :: proc(key: string, allocator: runtime.Allocator) -> (value: string, found: bool) {
_lookup_env_alloc :: proc(key: string, allocator: runtime.Allocator) -> (value: string, found: bool) {
if intrinsics.atomic_load_explicit(&_org_env_begin, .Acquire) == 0 {
_build_env()
}
@@ -53,6 +53,23 @@ _lookup_env :: proc(key: string, allocator: runtime.Allocator) -> (value: string
return
}
_lookup_env_buf :: proc(buf: []u8, key: string) -> (value: string, err: Error) {
if intrinsics.atomic_load_explicit(&_org_env_begin, .Acquire) == 0 {
_build_env()
}
if v, idx := _lookup(key); idx != -1 {
if len(buf) >= len(v) {
copy(buf, v)
return string(buf[:len(v)]), nil
}
return "", .Buffer_Full
}
return "", .Env_Var_Not_Found
}
_lookup_env :: proc{_lookup_env_alloc, _lookup_env_buf}
_set_env :: proc(key, v_new: string) -> Error {
if intrinsics.atomic_load_explicit(&_org_env_begin, .Acquire) == 0 {
_build_env()