AC_INIT([Limine], [m4_esyscmd([./version.sh])], [https://github.com/limine-bootloader/limine/issues], [limine], [https://limine-bootloader.org/]) AC_PREREQ([2.69]) AC_CONFIG_AUX_DIR([build-aux]) SRCDIR="$(cd "$srcdir" && pwd -P)" BUILDDIR="$(pwd -P)" AC_SUBST([SRCDIR]) AC_SUBST([BUILDDIR]) REGEN_DATE="m4_esyscmd([date '+%B %Y' | tr -d '\n'])" AC_SUBST([REGEN_DATE]) AC_DEFUN([PROG_ABSPATH], [ case "$$1" in .*) $1="$(cd "$(dirname "$$1")" && pwd -P)/$(basename "$$1")" ;; esac ]) test "x$CFLAGS" = "x" && CFLAGS='-g -O2 -pipe' AC_LANG([C]) AC_PROG_CC PROG_ABSPATH([CC]) werror_state="no" AC_ARG_ENABLE([werror], [AS_HELP_STRING([--enable-werror], [treat warnings as errors])], [werror_state="$enableval"]) if test "$werror_state" = "yes"; then AC_SUBST([WERROR_FLAG], [-Werror]) else AC_SUBST([WERROR_FLAG], [-Wno-error]) fi AC_PROG_MKDIR_P PROG_ABSPATH([MKDIR_P]) AC_PROG_INSTALL PROG_ABSPATH([INSTALL]) AC_PROG_SED PROG_ABSPATH([SED]) AC_PROG_GREP PROG_ABSPATH([GREP]) AC_PROG_AWK PROG_ABSPATH([AWK]) AC_CHECK_PROG([FIND_FOUND], [find], [yes]) if ! test "x$FIND_FOUND" = "xyes"; then AC_MSG_ERROR([find not found, please install find before configuring]) fi AC_ARG_VAR([STRIP], [strip command]) if ! test -z "$STRIP"; then AC_CHECK_PROG([STRIP_USER_FOUND], [$STRIP], [yes]) if ! test "x$STRIP_USER_FOUND" = "xyes"; then AC_MSG_ERROR([$STRIP not found, please install $STRIP before configuring]) fi else STRIP="$($CC -dumpmachine)"-strip AC_CHECK_PROG([STRIP_FOUND], [$STRIP], [yes]) if ! test "x$STRIP_FOUND" = "xyes"; then STRIP=strip AC_CHECK_PROG([STRIP_DEFAULT_FOUND], [$STRIP], [yes]) if ! test "x$STRIP_DEFAULT_FOUND" = "xyes"; then AC_MSG_ERROR([$STRIP not found, please install $STRIP before configuring]) fi fi fi AC_SUBST([STRIP]) PKGCONF_LIBS_LIST="" PKG_PROG_PKG_CONFIG for lib in $PKGCONF_LIBS_LIST; do set -e $PKG_CONFIG --exists --print-errors "$lib" set +e done PKGCONF_CFLAGS="$($PKG_CONFIG --cflags-only-other $PKGCONF_LIBS_LIST 2>/dev/null)" PKGCONF_CPPFLAGS="$($PKG_CONFIG --cflags-only-I $PKGCONF_LIBS_LIST 2>/dev/null)" PKGCONF_LIBS="$($PKG_CONFIG --libs $PKGCONF_LIBS_LIST 2>/dev/null)" AC_SUBST([PKGCONF_CFLAGS]) AC_SUBST([PKGCONF_CPPFLAGS]) AC_SUBST([PKGCONF_LIBS]) OLD_CFLAGS="$CFLAGS" OLD_CPPFLAGS="$CPPFLAGS" OLD_LIBS="$LIBS" CFLAGS="$CFLAGS $PKGCONF_CFLAGS" CPPFLAGS="$PKGCONF_CPPFLAGS $CPPFLAGS" LIBS="$LIBS $PKGCONF_LIBS" AC_CHECK_HEADERS([stdint.h stddef.h stdbool.h limits.h inttypes.h stdio.h stdlib.h string.h], [], [AC_MSG_ERROR([required header not found])]) CFLAGS="$OLD_CFLAGS" CPPFLAGS="$OLD_CPPFLAGS" LIBS="$OLD_LIBS" AC_ARG_VAR([TOOLCHAIN_FOR_TARGET], [alternative toolchain prefix for Limine (or 'llvm', or 'gnu')]) AC_ARG_VAR([CC_FOR_TARGET], [C compiler command for Limine]) AC_ARG_VAR([LD_FOR_TARGET], [linker command for Limine]) AC_ARG_VAR([OBJCOPY_FOR_TARGET], [objcopy command for Limine]) AC_ARG_VAR([OBJDUMP_FOR_TARGET], [objdump command for Limine]) AC_ARG_VAR([READELF_FOR_TARGET], [readelf command for Limine]) rm -rf toolchain-files BUILD_ALL="no" AC_ARG_ENABLE([all], [AS_HELP_STRING([--enable-all], [enable ALL ports and targets])], [BUILD_ALL="$enableval"]) BUILD_BIOS_CD="$BUILD_ALL" AC_ARG_ENABLE([bios-cd], [AS_HELP_STRING([--enable-bios-cd], [enable building the x86 BIOS CD image])], [BUILD_BIOS_CD="$enableval"]) AC_SUBST([BUILD_BIOS_CD]) BUILD_BIOS_PXE="$BUILD_ALL" AC_ARG_ENABLE([bios-pxe], [AS_HELP_STRING([--enable-bios-pxe], [enable building the x86 BIOS PXE image])], [BUILD_BIOS_PXE="$enableval"]) AC_SUBST([BUILD_BIOS_PXE]) BUILD_BIOS="$BUILD_ALL" AC_ARG_ENABLE([bios], [AS_HELP_STRING([--enable-bios], [enable building the x86 BIOS port])], [BUILD_BIOS="$enableval"]) if test "x$BUILD_BIOS" = "xno"; then if test "x$BUILD_BIOS_CD" = "xyes"; then BUILD_BIOS="yes" fi if test "x$BUILD_BIOS_PXE" = "xyes"; then BUILD_BIOS="yes" fi fi if test "x$BUILD_BIOS" = "xno"; then BUILD_BIOS="" else $MKDIR_P toolchain-files CC="$CC" \ ARCHITECTURE=i686 \ FREESTANDING_TOOLCHAIN_SUFFIX="_FOR_TARGET" \ FREESTANDING_TOOLCHAIN="$TOOLCHAIN_FOR_TARGET" \ WANT_FREESTANDING_CC=yes \ FREESTANDING_CC="$CC_FOR_TARGET" \ WANT_FREESTANDING_LD=yes \ FREESTANDING_LD="$LD_FOR_TARGET" \ WANT_FREESTANDING_OBJCOPY=yes \ FREESTANDING_OBJCOPY="$OBJCOPY_FOR_TARGET" \ WANT_FREESTANDING_OBJDUMP=yes \ FREESTANDING_OBJDUMP="$OBJDUMP_FOR_TARGET" \ WANT_FREESTANDING_READELF=yes \ FREESTANDING_READELF="$READELF_FOR_TARGET" \ "$SRCDIR/freestanding-toolchain" >"toolchain-files/bios-i686-toolchain.mk" || exit 1 BUILD_BIOS="limine-bios" NEED_NASM=yes NEED_GZIP=yes fi AC_SUBST([BUILD_BIOS]) BUILD_UEFI_IA32="$BUILD_ALL" AC_ARG_ENABLE([uefi-ia32], [AS_HELP_STRING([--enable-uefi-ia32], [enable building the IA-32 UEFI port])], [BUILD_UEFI_IA32="$enableval"]) if test "x$BUILD_UEFI_IA32" = "xno"; then BUILD_UEFI_IA32="" else $MKDIR_P toolchain-files CC="$CC" \ ARCHITECTURE=i686 \ FREESTANDING_TOOLCHAIN_SUFFIX="_FOR_TARGET" \ FREESTANDING_TOOLCHAIN="$TOOLCHAIN_FOR_TARGET" \ WANT_FREESTANDING_CC=yes \ FREESTANDING_CC="$CC_FOR_TARGET" \ WANT_FREESTANDING_LD=yes \ FREESTANDING_LD="$LD_FOR_TARGET" \ WANT_FREESTANDING_OBJCOPY=yes \ FREESTANDING_OBJCOPY="$OBJCOPY_FOR_TARGET" \ WANT_FREESTANDING_OBJDUMP=yes \ FREESTANDING_OBJDUMP="$OBJDUMP_FOR_TARGET" \ "$SRCDIR/freestanding-toolchain" >"toolchain-files/uefi-i686-toolchain.mk" || exit 1 BUILD_UEFI_IA32="limine-uefi-ia32" NEED_NASM=yes fi AC_SUBST([BUILD_UEFI_IA32]) BUILD_UEFI_X86_64="$BUILD_ALL" AC_ARG_ENABLE([uefi-x86-64], [AS_HELP_STRING([--enable-uefi-x86-64], [enable building the x86-64 UEFI port])], [BUILD_UEFI_X86_64="$enableval"]) if test "x$BUILD_UEFI_X86_64" = "xno"; then BUILD_UEFI_X86_64="" else $MKDIR_P toolchain-files CC="$CC" \ ARCHITECTURE=x86_64 \ FREESTANDING_TOOLCHAIN_SUFFIX="_FOR_TARGET" \ FREESTANDING_TOOLCHAIN="$TOOLCHAIN_FOR_TARGET" \ WANT_FREESTANDING_CC=yes \ FREESTANDING_CC="$CC_FOR_TARGET" \ WANT_FREESTANDING_LD=yes \ FREESTANDING_LD="$LD_FOR_TARGET" \ WANT_FREESTANDING_OBJCOPY=yes \ FREESTANDING_OBJCOPY="$OBJCOPY_FOR_TARGET" \ WANT_FREESTANDING_OBJDUMP=yes \ FREESTANDING_OBJDUMP="$OBJDUMP_FOR_TARGET" \ "$SRCDIR/freestanding-toolchain" >"toolchain-files/uefi-x86_64-toolchain.mk" || exit 1 BUILD_UEFI_X86_64="limine-uefi-x86-64" NEED_NASM=yes fi AC_SUBST([BUILD_UEFI_X86_64]) BUILD_UEFI_AARCH64="$BUILD_ALL" AC_ARG_ENABLE([uefi-aarch64], [AS_HELP_STRING([--enable-uefi-aarch64], [enable building the aarch64 UEFI port])], [BUILD_UEFI_AARCH64="$enableval"]) if test "x$BUILD_UEFI_AARCH64" = "xno"; then BUILD_UEFI_AARCH64="" else mkdir -p toolchain-files CC="$CC" \ ARCHITECTURE=aarch64 \ FREESTANDING_TOOLCHAIN_SUFFIX="_FOR_TARGET" \ FREESTANDING_TOOLCHAIN="$TOOLCHAIN_FOR_TARGET" \ WANT_FREESTANDING_CC=yes \ FREESTANDING_CC="$CC_FOR_TARGET" \ WANT_FREESTANDING_LD=yes \ FREESTANDING_LD="$LD_FOR_TARGET" \ WANT_FREESTANDING_OBJCOPY=yes \ FREESTANDING_OBJCOPY="$OBJCOPY_FOR_TARGET" \ WANT_FREESTANDING_OBJDUMP=yes \ FREESTANDING_OBJDUMP="$OBJDUMP_FOR_TARGET" \ "$SRCDIR/freestanding-toolchain" >"toolchain-files/uefi-aarch64-toolchain.mk" || exit 1 BUILD_UEFI_AARCH64="limine-uefi-aarch64" fi AC_SUBST([BUILD_UEFI_AARCH64]) BUILD_UEFI_RISCV64="$BUILD_ALL" AC_ARG_ENABLE([uefi-riscv64], [AS_HELP_STRING([--enable-uefi-riscv64], [enable building the riscv64 UEFI port])], [BUILD_UEFI_RISCV64="$enableval"]) if test "x$BUILD_UEFI_RISCV64" = "xno"; then BUILD_UEFI_RISCV64="" else mkdir -p toolchain-files CC="$CC" \ ARCHITECTURE=riscv64 \ FREESTANDING_TOOLCHAIN_SUFFIX="_FOR_TARGET" \ FREESTANDING_TOOLCHAIN="$TOOLCHAIN_FOR_TARGET" \ WANT_FREESTANDING_CC=yes \ FREESTANDING_CC="$CC_FOR_TARGET" \ WANT_FREESTANDING_LD=yes \ FREESTANDING_LD="$LD_FOR_TARGET" \ WANT_FREESTANDING_OBJCOPY=yes \ FREESTANDING_OBJCOPY="$OBJCOPY_FOR_TARGET" \ WANT_FREESTANDING_OBJDUMP=yes \ FREESTANDING_OBJDUMP="$OBJDUMP_FOR_TARGET" \ "$SRCDIR/freestanding-toolchain" >"toolchain-files/uefi-riscv64-toolchain.mk" || exit 1 BUILD_UEFI_RISCV64="limine-uefi-riscv64" fi AC_SUBST([BUILD_UEFI_RISCV64]) BUILD_UEFI_CD="$BUILD_ALL" AC_ARG_ENABLE([uefi-cd], [AS_HELP_STRING([--enable-uefi-cd], [enable building limine-uefi-cd.bin])], [BUILD_UEFI_CD="$enableval"]) if ! test "x$BUILD_UEFI_CD" = "xno"; then AC_CHECK_PROG([MTOOLS_FOUND], [mcopy], [yes]) if ! test "x$MTOOLS_FOUND" = "xyes"; then if test "x$BUILD_UEFI_CD" = "xyes"; then AC_MSG_ERROR([mtools not found, install mtools to build limine-uefi-cd.bin]) fi AC_MSG_WARN([mtools not found, install mtools to build limine-uefi-cd.bin]) BUILD_UEFI_CD="no" fi fi AC_SUBST([BUILD_UEFI_CD]) if test "x$NEED_NASM" = "xyes"; then AC_CHECK_PROG([NASM_FOUND], [nasm], [yes]) if ! test "x$NASM_FOUND" = "xyes"; then AC_MSG_ERROR([nasm not found, please install nasm before configuring]) fi fi if test "x$NEED_GZIP" = "xyes"; then AC_CHECK_PROG([GZIP_FOUND], [gzip], [yes]) if ! test "x$GZIP_FOUND" = "xyes"; then AC_MSG_ERROR([gzip not found, please install gzip before configuring]) fi fi m4_define([DEFAULT_CFLAGS_FOR_TARGET], [-g -O2 -pipe]) AC_ARG_VAR([CFLAGS_FOR_TARGET], [C flags for Limine @<:@default: ]DEFAULT_CFLAGS_FOR_TARGET[@:>@]) test "x$CFLAGS_FOR_TARGET" = "x" && CFLAGS_FOR_TARGET="DEFAULT_CFLAGS_FOR_TARGET" m4_define([DEFAULT_CPPFLAGS_FOR_TARGET], []) AC_ARG_VAR([CPPFLAGS_FOR_TARGET], [C preprocessor flags for Limine @<:@default: ]DEFAULT_CPPFLAGS_FOR_TARGET[@:>@]) test "x$CPPFLAGS_FOR_TARGET" = "x" && CPPFLAGS_FOR_TARGET="DEFAULT_CPPFLAGS_FOR_TARGET" m4_define([DEFAULT_LDFLAGS_FOR_TARGET], []) AC_ARG_VAR([LDFLAGS_FOR_TARGET], [linker flags for Limine @<:@default: ]DEFAULT_LDFLAGS_FOR_TARGET[@:>@]) test "x$LDFLAGS_FOR_TARGET" = "x" && LDFLAGS_FOR_TARGET="DEFAULT_LDFLAGS_FOR_TARGET" LIMINE_COPYRIGHT=$($GREP Copyright "$SRCDIR/COPYING") AC_SUBST([LIMINE_COPYRIGHT]) AC_PREFIX_DEFAULT([/usr/local]) if ! test -f limine.h; then cp "$SRCDIR/limine.h" ./ fi AC_CONFIG_FILES([man/man1/limine.1 GNUmakefile config.h]) AC_OUTPUT