Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

envvar-opts.txt
; Create a case that produces a simple diagnostic.
; RUN: echo foo > %t.in
; CHECK: foo
; CHECK: bar

; RUN: %ProtectFileCheckOutput \
; RUN: not FileCheck %s -dump-input=never -input-file %t.in 2>&1 \
; RUN: | FileCheck -check-prefix QUIET %s

; RUN: %ProtectFileCheckOutput FILECHECK_OPTS= \
; RUN: not FileCheck %s -dump-input=never -input-file %t.in 2>&1 \
; RUN: | FileCheck -check-prefix QUIET %s

; RUN: %ProtectFileCheckOutput FILECHECK_OPTS=-v \
; RUN: not FileCheck %s -dump-input=never -input-file %t.in 2>&1 \
; RUN: | FileCheck -check-prefix VERB %s

; QUIET-NOT: remark: {{CHECK}}: expected string found in input
; VERB:      remark: {{CHECK}}: expected string found in input