Use proper m4 quoting throughout configure.ac and use AS_HELP_STRING for the --enable-example-kernel argument.
Signed-off-by: Hans Ulrich Niedermann <h...@n-dimensional.de> diff --git a/configure.ac b/configure.ac index 8f21b1852..5bfc0ee5b 100644 --- a/configure.ac +++ b/configure.ac @@ -12,7 +12,7 @@ dnl "AS IS" CONDITION. THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY dnl LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE dnl USE OF THIS SOFTWARE. -AC_PREREQ(2.63) +AC_PREREQ([2.63]) AC_INIT([Multiboot], [2.0], [bug-g...@gnu.org]) AC_CONFIG_SRCDIR([doc/multiboot.texi]) AC_CONFIG_HEADER([config.h]) @@ -22,7 +22,7 @@ AM_INIT_AUTOMAKE # Programs # -AC_CHECK_TOOL(CC, gcc) +AC_CHECK_TOOL([CC], [gcc]) AC_PROG_CC AM_PROG_AS # We need this for older versions of Autoconf. @@ -30,17 +30,19 @@ _AM_DEPENDENCIES(CC) dnl Because recent automake complains about AS, set it here. CCAS="$CC" -AC_SUBST(CCAS) +AC_SUBST([CCAS]) -dnl Build the example Multiboot kernel. -AC_ARG_ENABLE(example-kernel, - [ --enable-example-kernel - build the example Multiboot kernel]) -AM_CONDITIONAL(BUILD_EXAMPLE_KERNEL, test "x$enable_example_kernel" = xyes) +dnl Build the example Multiboot2 kernel. +AC_ARG_ENABLE([example-kernel], [dnl +AS_HELP_STRING([--enable-example-kernel], + [build the example Multiboot2 kernel])]) + +AM_CONDITIONAL([BUILD_EXAMPLE_KERNEL], + [test "x$enable_example_kernel" = xyes]) dnl Because recent automake complains about CCASFLAGS, set it here. CCASFLAGS='$(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)' -AC_SUBST(CCASFLAGS) +AC_SUBST([CCASFLAGS]) CFLAGS="-nostdlib $CFLAGS" -- 2.26.2 _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org https://lists.gnu.org/mailman/listinfo/grub-devel