#14871: With process substitiution, ghc didn't read filedescriptor. -------------------------------------+------------------------------------- Reporter: octaltree | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.2.2 Keywords: | Operating System: Unknown/Multiple Architecture: | Type of failure: None/Unknown Unknown/Multiple | Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: -------------------------------------+------------------------------------- I ran ghc with process substitution as filename but ghc couldn't read the filedescriptor. I ran this script with bash and zsh, then I got the error. {{{#!sh #!/bin/sh H=''' main = putStrLn "Hello, World! ''' P=''' print("Hello, World!") ''' R=''' puts "Hello, World!" ''' stack ghc -- --version bash --version zsh --version cat --version python --version ruby --version echo '-----------------------' cat <(echo -n "$H") echo '-----------------------' stack ghc <(echo -n "$H") echo '-----------------------' python <(echo -n "$P") ruby <(echo -n "$R") }}} {{{ The Glorious Glasgow Haskell Compilation System, version 8.2.2 GNU bash, バージョン 4.4.19(1)-release (x86_64-unknown-linux-gnu) Copyright (C) 2016 Free Software Foundation, Inc. ライセンス GPLv3+: GNU GPL バージョン 3 またはそれ以降 http://gnu.org/licenses/gpl.html This is free software; you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. zsh 5.4.2 (x86_64-unknown-linux-gnu) cat (GNU coreutils) 8.29 Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later https://gnu.org/licenses/gpl.html. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. 作者 Torbjorn Granlund および Richard M. Stallman。 Python 3.6.4 ruby 2.5.0p0 (2017-12-25 revision 61468) [x86_64-linux] ----------------------- main = putStrLn "Hello, World! ----------------------- target ‘/dev/fd/63’ is not a module name or a source file ----------------------- Hello, World! /dev/fd/63: No such file or directory @ realpath_rec - /proc/4024/fd/pipe:[1855404] (Errno::ENOENT) }}} I already reported to ruby. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14871 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler