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AC_PREREQ([2.71])
AC_INIT([MCPU Library],[0.4.1],[Andrey V.Kosteltsev <support@radix-linux.su>],[libmcpu],[https://radix-linux.su])
AC_MCPU_REQUIRE_BASH
AC_MCPU_HEADLINE([libmcpu], [MCPU Library], [LIBMCPU_VERSION],dnl
[Copyright (C) 2026 Andrey V.Kosteltsev])dnl
AC_MSG_CFG_PART(Getting the canonical system type)
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AC_USE_SYSTEM_EXTENSIONS
dnl Должна вызываться строго после AC_CANONICAL_TARGET .
AC_ARG_PROGRAM
AC_MSG_CFG_PART(Init Automake environment)
AC_CONFIG_SRCDIR([acsite.m4])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([foreign dist-xz no-dist-gzip subdir-objects])
AC_MSG_CFG_PART(Test for GNU Compiler Collection)
AC_USE_SYSTEM_EXTENSIONS
AC_PROG_CC
AC_PROG_LN_S
MCPU_REQUIRE_GCC
AC_SYS_LARGEFILE
AC_MSG_CFG_PART(Test for GNU libtool)
LT_PREREQ([2.4.6])
LT_INIT
AC_SUBST([LIBTOOL_DEPS])
AC_MSG_CFG_PART(Test for libtool VERSION Information)
AC_LIBMCPU_LT_VERSION_INFO([1:0:0])
AC_MSG_CFG_PART(Test for LD_LIBRARY_PATH Environment Variable)
AC_LD_LIBRARY_PATH
AC_MSG_CFG_PART(Test for required POSIX interfaces)
AC_CHECK_HEADERS(
[sys/mman.h sys/stat.h fcntl.h unistd.h poll.h time.h],
[],
[AC_MSG_ERROR([LibMCPU requires POSIX mmap headers])]
)
AC_CHECK_FUNCS(
[mmap mprotect munmap sysconf open openat close dup read write lseek link linkat unlink unlinkat mkdir mkdirat chmod fchmodat chown fchownat access faccessat rename renameat rmdir symlink symlinkat readlink readlinkat fstatat fcntl pipe2 ppoll fsync truncate ftruncate fchmod fchown clock_gettime clock_getres clock_nanosleep],
[],
[AC_MSG_ERROR([LibMCPU requires mmap/mprotect/munmap/sysconf])]
)
AC_MSG_CFG_PART(Test for LibMPUIO)
dnl ============================================================
dnl Check for LibMPU
dnl ============================================================
AC_CHECK_LIBMPU(
[1.0.27],
[yes],
[
AC_DEFINE(
[HAVE_LIBMPU],
[1],
[Define to 1 if LibMPU is available.]
)
LIBMPU_VERSION=`$LIBMPU_CONFIG --version 2>/dev/null`
AC_SUBST([LIBMPU_VERSION])
],
[
AC_MSG_ERROR([LibMPU version 1.0.27 or later is required.])
]
)
dnl ============================================================
dnl Check for LibMPUIO
dnl ============================================================
AC_CHECK_LIBMPUIO(
[1.0.7],
[yes],
[
AC_DEFINE(
[HAVE_LIBMPUIO],
[1],
[Define to 1 if LibMPUIO is available.]
)
LIBMPUIO_VERSION=`$LIBMPUIO_CONFIG --version 2>/dev/null`
AC_SUBST([LIBMPUIO_VERSION])
],
[
AC_MSG_ERROR([LibMPUIO version 1.0.7 or later is required.])
]
)
AC_MSG_CFG_PART(Select HOST sysdeps)
MCPU_SYSDEP_DIR_NAMES
AC_MSG_CFG_PART(Check required HOST errno translator)
mcpu_errno_sysdep_found=no
mcpu_errno_sysdep_path=
for mcpu_sysdir in $sysnames; do
if test -f "$srcdir/$mcpu_sysdir/sys-errno.c"; then
mcpu_errno_sysdep_found=yes
mcpu_errno_sysdep_path="$mcpu_sysdir"
break
fi
done
AC_MSG_CHECKING([LibMCPU sysdeps for HOST errno translation])
if test "x$mcpu_errno_sysdep_found" = xyes; then
AC_MSG_RESULT([$mcpu_errno_sysdep_path])
else
AC_MSG_RESULT([not found])
AC_MSG_ERROR([LibMCPU does not support host $host: required sysdep implementation for __cpu_errno_from_host() was not found.])
fi
AC_MSG_CFG_PART(Check required syscall sysdeps)
for mcpu_syscall in open creat close dup read write lseek link unlink chdir mkdir chmod chown access rename rmdir symlink readlink stat fstat lstat fcntl pipe2 getdents select fsync truncate ftruncate fchmod fchown fchdir clock_gettime clock_getres clock_nanosleep; do
mcpu_sysdep_found=no
mcpu_sysdep_path=
for mcpu_sysdir in $sysnames; do
if test -f "$srcdir/$mcpu_sysdir/sys-$mcpu_syscall.c"; then
mcpu_sysdep_found=yes
mcpu_sysdep_path="$mcpu_sysdir"
break
fi
done
AC_MSG_CHECKING([LibMCPU sysdeps for $mcpu_syscall])
if test "x$mcpu_sysdep_found" = xyes; then
AC_MSG_RESULT([$mcpu_sysdep_path])
else
AC_MSG_RESULT([not found])
AC_MSG_ERROR([LibMCPU does not support host $host: required sysdep implementation for __cpu_sys_$mcpu_syscall() was not found.])
fi
done
AC_MSG_CFG_PART(Define MCPU installation layout)
mcpu_prefix="$prefix"
if test "x$mcpu_prefix" = xNONE; then
mcpu_prefix="$ac_default_prefix"
fi
mcpu_exec_prefix="$exec_prefix"
if test "x$mcpu_exec_prefix" = xNONE; then
mcpu_exec_prefix="$mcpu_prefix"
fi
mcpu_save_prefix="$prefix"
mcpu_save_exec_prefix="$exec_prefix"
prefix="$mcpu_prefix"
exec_prefix="$mcpu_exec_prefix"
eval mcpu_bindir="\"$bindir\""
eval mcpu_libdir="\"$libdir\""
prefix="$mcpu_save_prefix"
exec_prefix="$mcpu_save_exec_prefix"
mcpu_root="$mcpu_libdir/mcpu"
mcpu_private_bindir="$mcpu_root/bin"
mcpu_etcdir="$mcpu_root/etc"
MCPU_ROOT="$mcpu_root"
MCPU_BINDIR="$mcpu_private_bindir"
MCPU_ETCDIR="$mcpu_etcdir"
AC_SUBST([MCPU_ROOT])
AC_SUBST([MCPU_BINDIR])
AC_SUBST([MCPU_ETCDIR])
mcpu_public_link_root="$mcpu_private_bindir"
case "$mcpu_bindir:$mcpu_private_bindir" in
"$mcpu_exec_prefix"/*:"$mcpu_exec_prefix"/*)
mcpu_bindir_rel=${mcpu_bindir#"$mcpu_exec_prefix/"}
mcpu_target_rel=${mcpu_private_bindir#"$mcpu_exec_prefix/"}
mcpu_up=
mcpu_rest=$mcpu_bindir_rel
while :; do
mcpu_up="../$mcpu_up"
case "$mcpu_rest" in
*/*) mcpu_rest=${mcpu_rest#*/} ;;
*) break ;;
esac
done
mcpu_public_link_root="$mcpu_up$mcpu_target_rel"
;;
esac
MCPU_AS_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-as"
MCPU_LD_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-ld"
MCPU_RUN_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-run"
MCPU_READELF_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-readelf"
MCPU_AR_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-ar"
MCPU_NM_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-nm"
MCPU_OBJDUMP_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-objdump"
MCPU_STRIP_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-strip"
MCPU_OBJCOPY_PUBLIC_LINK_TARGET="$mcpu_public_link_root/mcpu-objcopy"
AC_SUBST([MCPU_AS_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_LD_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_RUN_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_READELF_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_AR_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_NM_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_OBJDUMP_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_STRIP_PUBLIC_LINK_TARGET])
AC_SUBST([MCPU_OBJCOPY_PUBLIC_LINK_TARGET])
AC_MSG_CFG_PART(OUTPUT Substitutions)
AC_CONFIG_FILES([ Makefile
cpu/Makefile
utils/Makefile
sysroot/Makefile
tests/Makefile
man/Makefile
man/ru/Makefile
mcpu-config
mcpu.pc ])
AC_OUTPUT
AC_MSG_CFG_PART(Configuration summary)
AC_MSG_NOTICE([LibMCPU configuration:])
AC_MSG_NOTICE([ version : $PACKAGE_VERSION])
AC_MSG_NOTICE([ host : $host])
AC_MSG_NOTICE([ host base machine : $base_machine])
AC_MSG_NOTICE([ host machine : $MCPU_HOST_MACHINE])
AC_MSG_NOTICE([ host data model : $MCPU_HOST_DATA_MODEL])
AC_MSG_NOTICE([ sysdeps : $sysnames])
AC_MSG_NOTICE([ prefix : $prefix])
AC_MSG_NOTICE([ library directory : $mcpu_libdir])
AC_MSG_NOTICE([ install MCPU root : $mcpu_root])
AC_MSG_NOTICE([ private commands : $mcpu_private_bindir])
AC_MSG_NOTICE([ MCPU configuration : $mcpu_etcdir/mcpu-ld.conf])
AC_MSG_NOTICE([ public mcpu-as : $mcpu_bindir/mcpu-as])
AC_MSG_NOTICE([ public symlink : $MCPU_AS_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-ld : $mcpu_bindir/mcpu-ld])
AC_MSG_NOTICE([ public symlink : $MCPU_LD_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-run : $mcpu_bindir/mcpu-run])
AC_MSG_NOTICE([ public symlink : $MCPU_RUN_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-readelf : $mcpu_bindir/mcpu-readelf])
AC_MSG_NOTICE([ public symlink : $MCPU_READELF_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-ar : $mcpu_bindir/mcpu-ar])
AC_MSG_NOTICE([ public symlink : $MCPU_AR_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-nm : $mcpu_bindir/mcpu-nm])
AC_MSG_NOTICE([ public symlink : $MCPU_NM_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-objdump : $mcpu_bindir/mcpu-objdump])
AC_MSG_NOTICE([ public symlink : $MCPU_OBJDUMP_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-strip : $mcpu_bindir/mcpu-strip])
AC_MSG_NOTICE([ public symlink : $MCPU_STRIP_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ public mcpu-objcopy : $mcpu_bindir/mcpu-objcopy])
AC_MSG_NOTICE([ public symlink : $MCPU_OBJCOPY_PUBLIC_LINK_TARGET])
AC_MSG_NOTICE([ mpu-config : $LIBMPU_CONFIG])
AC_MSG_NOTICE([ mpuio-config : $LIBMPUIO_CONFIG])
AC_MSG_NOTICE([ LibMPU version : $LIBMPU_VERSION])
AC_MSG_NOTICE([ LibMPUIO version : $LIBMPUIO_VERSION])
AC_MSG_NOTICE([ LibMPU CPPFLAGS : $LIBMPU_CPPFLAGS])
AC_MSG_NOTICE([ LibMPU CFLAGS : $LIBMPU_CFLAGS])
AC_MSG_NOTICE([ LibMPU LDFLAGS : $LIBMPU_LDFLAGS])
AC_MSG_NOTICE([ LibMPU LIBS : $LIBMPU_LIBS])
AC_MSG_NOTICE([ LibMPUIO CPPFLAGS : $LIBMPUIO_CPPFLAGS])
AC_MSG_NOTICE([ LibMPUIO CFLAGS : $LIBMPUIO_CFLAGS])
AC_MSG_NOTICE([ LibMPUIO LDFLAGS : $LIBMPUIO_LDFLAGS])
AC_MSG_NOTICE([ LibMPUIO LIBS : $LIBMPUIO_LIBS])
if test -f "config.h"; then
echo ""
echo "Now you can run:"
echo " \`${TB}make${TN}' to compile,"
echo " \`${TB}make tests${TN}' to run the test suite,"
echo " \`${TB}make install${TN}' to install ${TB}LibMCPU${TN},"
echo " \`${TB}make dist${TN}' to create distributable tarballs, or"
echo " \`${TB}make distclean${TN}' to clean before configure for another target."
echo "Enjoy."
echo ""
fi
|
