add support for custom libexecdir (#869)

diff --git a/build-package.sh b/build-package.sh
index 3846995..cb4a0ab 100755 (executable)
--- a/build-package.sh
+++ b/build-package.sh
@@ -668,6 +668,10 @@ termux_step_configure_autotools () {
        if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--host=/}" ]; then
                HOST_FLAG=""
        fi
+       LIBEXEC_FLAG="--libexecdir=$TERMUX_PREFIX/libexec"
+        if [ "$TERMUX_PKG_EXTRA_CONFIGURE_ARGS" != "${TERMUX_PKG_EXTRA_CONFIGURE_ARGS/--libexecdir=/}" ]; then
+                LIBEXEC_FLAG=""
+        fi
 
        # Some packages provides a $PKG-config script which some configure scripts pickup instead of pkg-config:
        mkdir "$TERMUX_PKG_TMPDIR/config-scripts"
@@ -724,7 +728,7 @@ termux_step_configure_autotools () {
                $DISABLE_NLS \
                $ENABLE_SHARED \
                $DISABLE_STATIC \
-               --libexecdir=$TERMUX_PREFIX/libexec
+               $LIBEXEC_FLAG
 }
 
 termux_step_configure_cmake () {