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Sweep 08 Oct 2026 · 18:53Z Build v2.1.295 516 read Stable v2.1.286 Latest v2.1.295 Next v2.1.295 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.290 ·

Shell snapshot script no longer defines its copy helper

The script that saves a snapshot of your shell environment no longer defines the _cc_builtins and _cc_copy helpers

Under the hood Removed
JSON All of v2.1.290
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
ShellArea: what it touches
RemovedKind: in v2.1.290,
RemovedSection of the release

Unclear It is not clear whether the copy helper's job moved somewhere else or was dropped.

What

When Claude Code runs commands, it uses a script it generates to save a snapshot of your shell environment to a file. In the previous build, this script could define two helper functions, _cc_builtins and _cc_copy, which copied content using the shell's built-in read and printf commands. Those helpers are gone. The script now contains only the lines that create and fill the snapshot file.

Why

This changes how the snapshot of your shell environment is written.

How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtIt is not clear whether the copy helper's job moved somewhere else or was dropped.

See this entry in the whole of v2.1.290 →

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