blob: 25944f5db8b6a94903cb8946177c75ae28296b47 [file] [log] [blame]
# relocatable-lib.m4 serial 6
dnl Copyright (C) 2003, 2005-2007, 2009-2019 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Bruno Haible.
dnl Support for relocatable libraries.
AC_DEFUN([gl_RELOCATABLE_LIBRARY],
[
AC_REQUIRE([gl_RELOCATABLE_LIBRARY_BODY])
])
AC_DEFUN([gl_RELOCATABLE_LIBRARY_BODY],
[
AC_REQUIRE([gl_RELOCATABLE_NOP])
dnl Easier to put this here once, instead of into the DEFS of each Makefile.
if test "X$prefix" = "XNONE"; then
reloc_final_prefix="$ac_default_prefix"
else
reloc_final_prefix="$prefix"
fi
AC_DEFINE_UNQUOTED([INSTALLPREFIX], ["${reloc_final_prefix}"],
[Define to the value of ${prefix}, as a string.])
if test $RELOCATABLE = yes; then
AC_DEFINE([ENABLE_RELOCATABLE], [1],
[Define to 1 if the package shall run at any location in the file
system.])
fi
])
dnl Support for relocatable packages for which it is a nop.
AC_DEFUN([gl_RELOCATABLE_NOP],
[
AC_MSG_CHECKING([whether to activate relocatable installation])
AC_ARG_ENABLE([relocatable],
[AS_HELP_STRING([--enable-relocatable],
[install a package that can be moved in the file system])],
[if test "$enableval" != no; then
RELOCATABLE=yes
else
RELOCATABLE=no
fi
], RELOCATABLE=no)
AC_SUBST([RELOCATABLE])
AC_MSG_RESULT([$RELOCATABLE])
])