app-shells/fish: remove profile.env parser

This removes profile.env parser and
modifies postinst message advising
to use bash to launch fish.
Fixes bug 545830
Closes: https://github.com/gentoo/gentoo/pull/4072

2 files changed, 4 insertions, 34 deletions

diff --git a/app-shells/fish/files/profile-env.fish b/app-shells/fish/files/profile-env.fish
deleted file mode 100644
index d4852f04171b..000000000000
--- a/app-shells/fish/files/profile-env.fish
+++ /dev/null
@@ -1,23 +0,0 @@
-# only apply env for login shells, as we'd like fish to
-# inherit existing shell environment without overriding it
-# using csh env, as it's cleaner and less too parse/strip
-
-if status --is-login
-	# since fish supports export via upstream provided function
-	# we can source directly, only ommiting $PATH and comments.
-	string match -r -v '^(#|setenv (PATH|ROOTPATH) )' < /etc/csh.env | source
-
-	# strip unneded stuff from setenv lines
-	# apply paths and cleanup
-	if [ "$EUID" = "0" ] ; or [ "$USER" = "root" ]
-		string match -r '^setenv ROOTPATH .+' < /etc/csh.env | string replace -ra '\'|\:' ' ' | source
-		set -gx PATH /usr/local/sbin /usr/local/bin /usr/sbin /usr/bin /sbin /bin $ROOTPATH
-		set -e ROOTPATH
-	else
-		string match -r '^setenv PATH .+' < /etc/csh.env | string replace -ra '\'|\:' ' ' | source
-		set -gx PATH /usr/local/bin /usr/bin /bin $PATH
-	end
-
-	# re-prepend $fish_user_paths
-	__fish_reconstruct_path
-end
diff --git a/app-shells/fish/fish-2.5.0.ebuild b/app-shells/fish/fish-2.5.0.ebuild
index 78465a9f78af..5132a555abc3 100644
--- a/app-shells/fish/fish-2.5.0.ebuild
+++ b/app-shells/fish/fish-2.5.0.ebuild
@@ -32,13 +32,6 @@ src_configure() {
 		--without-included-pcre2
 }
 
-src_install() {
-	default
-
-	insinto /usr/share/fish/vendor_conf.d
-	newins "${FILESDIR}/profile-env.fish" 00-profile-env.fish
-}
-
 src_test() {
 	if has_version ~${CATEGORY}/${P} ; then
 		emake test
@@ -51,10 +44,10 @@ pkg_postinst() {
 	elog "fish is now installed on your system."
 	elog "To run fish, type 'fish' in your terminal."
 	elog
-	elog "To use fish as your login shell:"
-	elog "* add the line '${EPREFIX}/bin/${PN}'"
-	elog "* to the file '${EPREFIX}/etc/shells'."
-	elog "* use the command 'chsh -s ${EPREFIX}/bin/${PN}'."
+	elog "It is advised not to set fish as a default login shell."
+	elog "see bug #545830 for more details."
+	elog "Executing fish using ~/.bashrc is an alternative"
+	elog "see https://wiki.gentoo.org/wiki/Fish#Caveats for details"
 	elog
 	elog "To set your colors, run 'fish_config'"
 	elog "To scan your man pages for completions, run 'fish_update_completions'"