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Handle OOM error in path_linux / _get_working_directory()

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pawelt
2026-03-17 14:31:47 +01:00
parent d5a78a9cf1
commit 911f00521c
1 changed files with 4 additions and 4 deletions
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8
core/os/path_linux.odin
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@@ -71,7 +71,7 @@ _mkdir_all :: proc(path: string, perm: Permissions) -> Error {
if errno != .NONE {
return _get_platform_error(errno)
}
has_created: bool
mkdirat(dfd, path_bytes, perm, &has_created) or_return
return nil if has_created else .Exist
@@ -147,13 +147,13 @@ _remove_all :: proc(path: string) -> Error {
return _get_platform_error(linux.rmdir(path_cstr))
}
_get_working_directory :: proc(allocator: runtime.Allocator) -> (string, Error) {
_get_working_directory :: proc(allocator: runtime.Allocator) -> (path: string, err: Error) {
// NOTE(tetra): I would use PATH_MAX here, but I was not able to find
// an authoritative value for it across all systems.
// The largest value I could find was 4096, so might as well use the page size.
// NOTE(jason): Avoiding libc, so just use 4096 directly
PATH_MAX :: 4096
buf := make([dynamic]u8, PATH_MAX, allocator)
buf := make([dynamic]u8, PATH_MAX, allocator) or_return
for {
#no_bounds_check n, errno := linux.getcwd(buf[:])
if errno == .NONE {
@@ -162,7 +162,7 @@ _get_working_directory :: proc(allocator: runtime.Allocator) -> (string, Error)
if errno != .ERANGE {
return "", _get_platform_error(errno)
}
resize(&buf, len(buf)+PATH_MAX)
resize(&buf, len(buf)+PATH_MAX) or_return
}
unreachable()
}