31 lines
586 B
Markdown
31 lines
586 B
Markdown
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# fdcreate
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create an anonymous file, then execute a program
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### usage
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```
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fdcreate name prog...
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```
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### description
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fdcreate creates an anonymous file (memfd) with memfd_create(3) and
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exports the resulting file descriptor as name, then exec(3)s into prog
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with its arguments.
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### examples
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```
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fdcreate tmate
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importas -ui tmate_fd tmate
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foreground {
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pipeline {
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curl -L https://github.com/tmate-io/tmate/releases/download/2.4.0/tmate-2.4.0-static-linux-amd64.tar.xz
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}
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fdmove -c 1 $tmate_fd
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tar xOJf - tmate-2.4.0-static-linux-amd64/tmate
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}
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/proc/self/fd/$tmate_fd
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```
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