Set default ghc using ghcup if needed

composewell · Dec 15, 2023 · 4f42109 · 4f42109
1 parent 3ee3596
commit 4f42109
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/packcheck.sh b/packcheck.sh
@@ -980,6 +980,18 @@ ensure_ghc() {
   # GHCVER
   GHCVER=$($compiler --numeric-version) || exit 1
 
+  # cabal info command requires "ghc" to be in PATH
+  if test -z "$DISABLE_SDIST_BUILD"
+  then
+    local ghc
+    ghc="$(which_cmd ghc)"
+    if test -z "$ghc" -a -n "$GHCUPVER"
+    then
+      echo "No default ghc found in PATH. Setting it using ghcup because SDIST_BUILD needs it"
+      ghcup set ghc $GHCVER
+    fi
+  fi
+
   if test -n "$ENABLE_GHCJS"
   then
     local tmpdir