Merge pull request #352 from CyberShadow/pull-20181125-164347

Fix Issue 19434 - "Invalid signature" when using install.sh with no ~/.gnupg

script/install.sh

@@ -624,6 +624,9 @@ verify() {
     if [ "$GPG" = x ]; then
         return
     fi
+    if ! $GPG --list-keys >/dev/null; then
+        fatal "Broken GPG installation"
+    fi
     if ! $GPG -q --verify --keyring "$ROOT/d-keyring.gpg" --no-default-keyring <(fetch "${urls[@]}") "$path" 2>/dev/null; then
         rm "$path" # delete invalid files
         fatal "Invalid signature ${urls[0]}"

travis.sh

@@ -42,7 +42,12 @@ if [ "${TRAVIS_OS_NAME:-}" != "osx" ]; then
     )
 fi
 
-testFile=/tmp/$(mktemp tmp_XXXXXXXX)
+testDir=/tmp/dlang-installer-test-$UID
+rm -rf "$testDir"
+mkdir -m 700 "$testDir"
+export HOME=$testDir
+
+testFile="$testDir"/test
 echo "void main(){ import std.stdio; __VERSION__.writeln;}" > "${testFile}.d"
 
 for idx in "${!compilers[@]}"