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docs: add fish shell check

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Henrik Lissner 2023-09-12 02:31:44 +02:00
parent 447b59c9c0
commit 69cedebfda
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lisp/cli/doctor.el
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@ -160,6 +160,23 @@ in."
doom-dir)
(explain! "The second directory will be ignored, as it has lower precedence."))))
(print! (start "Checking for common environmental issues..."))
(when (string-match-p "/fish$" shell-file-name)
(print! (warn "Detected Fish as your $SHELL"))
(explain! "Fish (and possibly other non-POSIX shells) is known to inject garbage "
"output into some of the child processes that Emacs spawns. Many Emacs "
"packages/utilities will choke on this output, causing unpredictable issues. "
"To get around this, either:\n\n"
" - Add the following to $DOOMDIR/config.el:\n\n"
" (setq shell-file-name (executable-find \"bash\"))\n\n"
" - Or change your default shell to a POSIX shell (like bash or zsh) "
" and explicitly configure your terminal apps to use the shell you "
" want.\n\n"
"If you opt for option 1 and use one of Emacs' terminal emulators, you "
"will also need to configure them to use Fish, e.g.\n\n"
" (setq-default vterm-shell (executable-find \"fish\"))\n\n"
" (setq-default explicit-shell-file-name (executable-find \"fish\"))\n"))
(print! (start "Checking for stale elc files..."))
(elc-check-dir doom-core-dir)
(elc-check-dir doom-modules-dir)