From 00119a818b72bf45de708905934d565392930ef3 Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Thu, 9 Jan 2020 16:37:42 +0100
Subject: [PATCH 1/3] Reinstate "Merge remote-tracking branch
 'origin/merge-requestes/129'"

---
 ghcup | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/ghcup b/ghcup
index 94bfc81..c76bfe2 100755
--- a/ghcup
+++ b/ghcup
@@ -1548,6 +1548,10 @@ set_ghc() {
         # shellcheck disable=SC2046
         edo ln $(optionv "-v") -sf "haddock-ghc${target_suffix}" "${BIN_LOCATION}/haddock${target_suffix}"
     fi
+    if [ -z "${target_suffix}" ] && [ -d "${inst_location}/share" ] ; then
+        # shellcheck disable=SC2046
+        edo ln $(optionv "-v") -sfT ghc/"${myghcver}"/share "${BIN_LOCATION}/../share"
+    fi
 
     status_message "Done"
 
@@ -1661,6 +1665,10 @@ rm_ghc() {
                 fi
             done
             unset t known_tools
+            # remove dangling symlink to share directory
+            if [ -h "${BIN_LOCATION}/../share" ] && [ ! -e "${BIN_LOCATION}/../share" ] ; then
+                edo rm "${BIN_LOCATION}/../share"
+            fi
 
             warning_message "Done."
             warning_message "You may now want to set currently active GHC to a different version via:"

From c3eb34922a0fe093a367aa7f6d6966c93ef27a10 Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Thu, 9 Jan 2020 18:35:29 +0100
Subject: [PATCH 2/3] Fix up manpage handling

---
 ghcup | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ghcup b/ghcup
index c76bfe2..f77197c 100755
--- a/ghcup
+++ b/ghcup
@@ -1549,8 +1549,13 @@ set_ghc() {
         edo ln $(optionv "-v") -sf "haddock-ghc${target_suffix}" "${BIN_LOCATION}/haddock${target_suffix}"
     fi
     if [ -z "${target_suffix}" ] && [ -d "${inst_location}/share" ] ; then
+        # Make sure we don't link "${BIN_LOCATION}/../share/share".
+        # POSIX doesn't allow '-T' for 'ln'.
+        if [ -e "${BIN_LOCATION}/../share" ] ; then
+            edo rm "${BIN_LOCATION}/../share"
+        fi
         # shellcheck disable=SC2046
-        edo ln $(optionv "-v") -sfT ghc/"${myghcver}"/share "${BIN_LOCATION}/../share"
+        edo ln $(optionv "-v") -sf ghc/"${myghcver}"/share "${BIN_LOCATION}/../share"
     fi
 
     status_message "Done"

From 93a94c5ffdcce946363b471ff2d846697c8c452b Mon Sep 17 00:00:00 2001
From: Julian Ospald <hasufell@posteo.de>
Date: Thu, 9 Jan 2020 18:39:40 +0100
Subject: [PATCH 3/3] Improve documentation about manpages

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 7ef598c..365312e 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,7 @@ handles your haskell packages and can demand that [a specific version](https://c
 ### Manpages
 
 For man pages to work you need [man-db](http://man-db.nongnu.org/) as your `man` provider, then issue `man ghc`. Manpages only work for the currently set ghc.
+`MANPATH` may be required to be unset.
 
 ## Design goals