Portability fixes for preparation of NetBSD CI

- Makefile: Ignore errors on $(RM) -r "`uname -i`"

- autogen: Replace make with $MAKE

- data/dconf: BSD does not support the --tmpdir long option
              in mktemp. Also add the cleanup function.

BUG=#2482

Makefile.am

@@ -139,7 +139,7 @@ srpm: dist @PACKAGE_NAME@.spec
 			@PACKAGE_NAME@.spec
 
 clean-rpm:
-	$(RM) -r "`uname -i`"
+	-$(RM) -r "`uname -i`"
 
 clean-local: clean-rpm
 

autogen.sh

@@ -4,6 +4,7 @@
 : ${srcdir=$(dirname $0)}
 : ${srcdir:=.}
 : ${SAVE_DIST_FILES:=0}
+: ${MAKE:=make}
 
 olddir=$(pwd)
 # shellcheck disable=SC2016
@@ -73,7 +74,7 @@ cd "$olddir"
     (test "$1" = "--help" ) && {
         exit 0
     } || {
-        echo "Now type 'make' to compile $PKG_NAME" || exit 1
+        echo "Now type '$MAKE' to compile $PKG_NAME" || exit 1
     }
 } || {
     echo "Skipping configure process."
@@ -83,8 +84,8 @@ cd "$srcdir"
 (test "x$SAVE_DIST_FILES" = "x0" ) && {
     # rm engine/simple.xml.in src/ibusemojigen.h src/ibusunicodegen.h
     for d in engine src src/compose; do
-        echo "make -C $d maintainer-clean-generic"
-        make -C $d maintainer-clean-generic
+        echo "$MAKE -C $d maintainer-clean-generic"
+        $MAKE -C $d maintainer-clean-generic
    done
 } || :
 cd "$olddir"

data/dconf/make-dconf-override-db.sh

@@ -1,20 +1,25 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
 # gnome-continuous doesn't have a machine-id set, which
 # breaks dbus-launch.  There's dbus-run-session which is
 # better, but not everyone has it yet.
 export DBUS_FATAL_WARNINGS=0
-export TMPDIR=$(mktemp -d --tmpdir="$PWD")
+export TMPDIR=$(mktemp -d -p "$PWD")
 export XDG_CONFIG_HOME="$TMPDIR/config"
 export XDG_CACHE_HOME="$TMPDIR/cache"
 export GSETTINGS_SCHEMA_DIR="$TMPDIR/schemas"
 mkdir -p $XDG_CONFIG_HOME $XDG_CACHE_HOME $GSETTINGS_SCHEMA_DIR
 
 eval `dbus-launch --sh-syntax`
 
-trap 'rm -rf $TMPDIR; kill $DBUS_SESSION_BUS_PID' ERR
+trap cleanup EXIT
+
+cleanup() {
+  test $? -eq 0 && exit
+  rm -rf $TMPDIR; kill $DBUS_SESSION_BUS_PID
+}
 
 # in case that schema is not installed on the system
 glib-compile-schemas --targetdir "$GSETTINGS_SCHEMA_DIR" "$PWD"