You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
327 lines
9.6 KiB
327 lines
9.6 KiB
# -*- Autoconf -*- |
|
# Process this file with autoconf to produce a configure script. |
|
|
|
AC_PREREQ([2.67]) |
|
|
|
# FIXME Temporary hack until the next release (we'll switch to plain numeric tags then) |
|
# TBD need to quote sed expression |
|
AC_INIT( |
|
[crosstool-NG], |
|
[m4_esyscmd_s([git describe --always --dirty])], |
|
[crossgcc@sourceware.org], |
|
[crosstool-ng], |
|
[http://crosstool-ng.org]) |
|
AC_CONFIG_AUX_DIR([scripts]) |
|
AC_CONFIG_MACRO_DIR([m4]) |
|
|
|
# Check if install(1) supports --strip-program=... |
|
AC_DEFUN( |
|
[ACX_INSTALL_STRIP_PROGRAM], |
|
[touch conftest |
|
mkdir conftest.dir |
|
AC_MSG_CHECKING([if install takes --strip-program option]) |
|
AS_IF([$INSTALL --strip-program=true -s conftest conftest.dir/conftest 2>/dev/null], |
|
[install_with_strip_program=y |
|
AC_MSG_RESULT([yes])], |
|
[AC_MSG_RESULT([no])]) |
|
ACX_SET_KCONFIG_OPTION([install_with_strip_program]) |
|
rm -rf conftest.dir |
|
rm -f conftest |
|
]) |
|
|
|
|
|
#-------------------------------------------------------------------- |
|
# Allow dummy --{en,dis}able-{static,shared} |
|
AC_ARG_ENABLE( |
|
[local], |
|
[AS_HELP_STRING( |
|
[--enable-local], |
|
[do not install, and use current directory])]) |
|
AC_SUBST([enable_local], [${enable_local:-no}]) |
|
|
|
# FIXME: I don't know why we have this. Will remove after the 1.24 release. |
|
AC_ARG_ENABLE( |
|
[shared], |
|
[AS_HELP_STRING( |
|
[--enable-shared], |
|
[build shared libraries (deprecated, ignored)])]) |
|
AC_ARG_ENABLE( |
|
[static], |
|
[AS_HELP_STRING( |
|
[--enable-static], |
|
[build static libraries (deprecated, ignored)])]) |
|
|
|
# Check for --build and --host... |
|
AC_CANONICAL_BUILD |
|
AC_CANONICAL_HOST |
|
# ... but refuse --target |
|
AS_IF([test -n "$target_alias"], |
|
AC_MSG_ERROR([--target is not allowed])) |
|
|
|
# Allow program name tranformation (--program-{prefix,suffix,transform-name}) |
|
AC_ARG_PROGRAM |
|
|
|
AC_PROG_MKDIR_P |
|
|
|
CTNG_WITH_DEPRECATED([install], [INSTALL]) |
|
AC_ARG_VAR([INSTALL], [Specify the full path to a BSD-compatible install]) |
|
AC_PROG_INSTALL |
|
ACX_INSTALL_STRIP_PROGRAM |
|
|
|
CTNG_WITH_DEPRECATED([grep], [GREP]) |
|
AC_ARG_VAR([GREP], [Specify the full path to GNU grep]) |
|
|
|
# This is not a typo! Prefer GNU grep on macOS if it is installed. |
|
CTNG_PATH_TOOL_REQ([GREP], [ggrep grep], [grep]) |
|
CTNG_PATH_TOOL_REQ([EGREP], [gegrep egrep], [egrep]) |
|
AC_PROG_GREP |
|
AC_PROG_EGREP |
|
|
|
# FIXME: ct-ng assumes this in many places... |
|
AS_IF([test "$EGREP" != "$GREP -E"], |
|
[AC_MSG_ERROR([egrep is not $GREP -E])]) |
|
|
|
CTNG_PROG_VERSION_REQ_STRICT([SED], |
|
[GNU sed >= 4.0], |
|
[sed], |
|
[gsed sed], |
|
['GNU sed[^0-9]* [4-9]\.']) |
|
AC_ARG_VAR([SED], [Specify the full path to GNU sed]) |
|
|
|
AC_PROG_LN_S |
|
|
|
#-------------------------------------------------------------------- |
|
# A bunch of boring tests... |
|
#-------------------------------------------------------------------- |
|
# Modern GCC/GDB releases require C++ support in the compiler |
|
AC_PROG_CC |
|
AC_PROG_CXX |
|
AC_PROG_CPP |
|
AC_PROG_LEX |
|
AC_PROG_YACC |
|
AS_IF([test -z "$CC" -o -z "$CXX"], |
|
[AC_MSG_ERROR([no suitable compiler found])]) |
|
|
|
#--------------------------------------------------------------------- |
|
# Check to see if the compiler can link statically |
|
AC_MSG_CHECKING([if $CC can static link]) |
|
echo "int main() {}" | ${CC} -static -o /dev/null -xc - > /dev/null 2>&1 |
|
static_test=$? |
|
AS_IF([test $static_test -eq 0], |
|
[static_link=y |
|
AC_MSG_RESULT([yes])], |
|
[test $static_test -ne 0], |
|
[static_link= |
|
AC_MSG_RESULT([no])]) |
|
CTNG_SET_KCONFIG_OPTION([static_link]) |
|
|
|
AC_PROG_RANLIB |
|
CTNG_PATH_TOOL_REQ([OBJCOPY], [gobjcopy objcopy], [objcopy]) |
|
CTNG_PATH_TOOL_REQ([OBJDUMP], [gobjdump objdump], [objdump]) |
|
CTNG_PATH_TOOL_REQ([READELF], [greadelf readelf], [readelf]) |
|
CTNG_PATH_TOOL_REQ([GPERF], [gperf], [gperf]) |
|
|
|
CTNG_CHECK_PROGS_REQ([bison], [bison]) |
|
CTNG_CHECK_PROGS_REQ([flex], [flex]) |
|
CTNG_CHECK_PROGS_REQ([makeinfo], [makeinfo]) |
|
CTNG_CHECK_PROGS_REQ([cut], [cut]) |
|
CTNG_CHECK_PROGS_REQ([readlink], [readlink]) |
|
CTNG_CHECK_PROGS_REQ([tar], [tar]) |
|
CTNG_CHECK_PROGS_REQ([gzip], [gzip]) |
|
CTNG_CHECK_PROGS_REQ([bzip2], [bzip2]) |
|
CTNG_CHECK_PROGS_REQ([xz], [xz]) |
|
CTNG_CHECK_PROGS_REQ([help2man], [help2man]) |
|
|
|
# Not a fatal failure even if we have neither - the tarballs may |
|
# be provided in a local directory. |
|
AC_CHECK_PROGS([wget], [wget]) |
|
CTNG_SET_KCONFIG_OPTION([wget]) |
|
AC_SUBST([wget]) |
|
|
|
AC_CHECK_PROGS([curl], [curl]) |
|
CTNG_SET_KCONFIG_OPTION([curl]) |
|
AC_SUBST([curl]) |
|
|
|
# TBD move the checks/setting kconfig into [IF-BSD] and [IF-GNU] arguments to CTNG_PROG_STAT |
|
# TBD modify CTNG_SET_KCONFIG_OPTION to take an optional argument to which it should be set |
|
CTNG_PROG_STAT |
|
# FIXME: support SET_KCONFIG_OPTION with string values? But then |
|
# again, these checks may be moved into ct-ng script. |
|
test "$acx_cv_stat_flavor" = "BSD" && stat_flavor_BSD=y |
|
CTNG_SET_KCONFIG_OPTION([stat_flavor_BSD]) |
|
test "$acx_cv_stat_flavor" = "GNU" && stat_flavor_GNU=y |
|
CTNG_SET_KCONFIG_OPTION([stat_flavor_GNU]) |
|
|
|
CTNG_CPU_COUNT |
|
|
|
CTNG_PATH_TOOL_REQ([PATCH], [gpatch patch], [patch]) |
|
|
|
# We need a bash that is >= 3.1 |
|
CTNG_PROG_VERSION_REQ_STRICT([BASH_SHELL], |
|
[GNU bash >= 3.1], |
|
[bash], |
|
[bash], |
|
['^GNU bash, version (3\.[1-9]|4)']) |
|
|
|
# We need a awk that *is* GNU awk |
|
CTNG_PROG_VERSION_REQ_STRICT([AWK], |
|
[GNU awk], |
|
[awk], |
|
[gawk awk], |
|
['^GNU Awk ']) |
|
|
|
# FIXME This checks for tools at the time configure runs. If a tool is later updated |
|
# to satisfy our version requirement, we still won't be able to see that. Or worse, |
|
# downgraded/removed. We should check this and update configure.in options right |
|
# before running kconfig. Our configure should only check for stuff needed to |
|
# build/install crosstool-ng itself. |
|
#---------------------------------------- |
|
# Check for GNU make (want 3.81 or above, but will accept as long as any make is found) |
|
CTNG_PROG_VERSION_REQ_ANY([MAKE], |
|
[GNU make >= 3.81], |
|
[make], |
|
[gmake make], |
|
['^GNU Make (3\.8[1-9]|3\.9[0-9]|[4-9]\.)'], |
|
[make_3_81_or_newer]) |
|
|
|
# Check other companion tools that we may or may not build |
|
CTNG_PROG_VERSION([LIBTOOL], |
|
[GNU libtool >= 2.4], |
|
[libtool], |
|
[glibtool libtool], |
|
['\(GNU libtool\) ([3-9]\.|2.[4-9]|2.[1-3][0-9])'], |
|
[libtool_2_4_or_newer]) |
|
|
|
CTNG_PROG_VERSION([LIBTOOLIZE], |
|
[GNU libtoolize >= 2.4], |
|
[libtoolize], |
|
[glibtoolize libtoolize], |
|
['\(GNU libtool\) ([3-9]\.|2.[4-9]|2.[1-3][0-9])'], |
|
[libtoolize_2_4_or_newer]) |
|
|
|
CTNG_PROG_VERSION([AUTOCONF], |
|
[GNU autoconf >= 2.65], |
|
[autoconf], |
|
[autoconf], |
|
['\(GNU Autoconf\) ([3-9]\.|2\.[7-9][0-9]|2\.6[5-9])'], |
|
[autoconf_2_63_or_newer]) |
|
|
|
CTNG_PROG_VERSION([AUTORECONF], |
|
[GNU autoreconf >= 2.63], |
|
[autoreconf], |
|
[autoreconf], |
|
['\(GNU Autoconf\) ([3-9]\.|2\.[7-9][0-9]|2\.6[3-9])'], |
|
[autoreconf_2_63_or_newer]) |
|
|
|
CTNG_PROG_VERSION([AUTOMAKE], |
|
[GNU automake >= 1.15], |
|
[automake], |
|
[automake], |
|
['\(GNU automake\) ([2-9]\.|1\.[2-9][0-9]|1\.1[5-9])'], |
|
[automake_1_15_or_newer]) |
|
|
|
CTNG_PROG_VERSION([M4], |
|
[GNU m4 >= 1.4.12], |
|
[m4], |
|
[gm4 m4], |
|
['\(GNU M4\) ([2-9]\.|1\.[5-9]|1\.[1-4][0-9]|1\.4\.[2-9][0-9]|1\.4\.1[2-9])'], |
|
[gnu_m4_1_4_12_or_newer]) |
|
|
|
CTNG_PROG_GPERF |
|
|
|
AC_SUBST([kconfig_options]) |
|
|
|
AC_CHECK_PROGS([cvs], [cvs]) |
|
CTNG_SET_KCONFIG_OPTION([cvs]) |
|
|
|
AC_CHECK_PROGS([svn], [svn]) |
|
CTNG_SET_KCONFIG_OPTION([svn]) |
|
|
|
AC_CHECK_PROGS([git], [git]) |
|
CTNG_SET_KCONFIG_OPTION([git]) |
|
|
|
AC_CHECK_PROGS([DPKG_BUILDFLAGS], [dpkg-buildflags]) |
|
|
|
# FIXME why checking if not using the result? We don't provide replacemant malloc/alloca/... |
|
AC_C_INLINE |
|
AC_HEADER_STDC |
|
AC_FUNC_MALLOC |
|
AC_FUNC_REALLOC |
|
AC_FUNC_ALLOCA |
|
|
|
#---------------------------------------- |
|
# Check for gettext and libintl for the kconfig frontends |
|
AC_SUBST([gettext]) |
|
AC_CHECK_HEADERS( |
|
[libintl.h], |
|
[ac_ct_gettext_hdr=$ac_header; break]) |
|
AS_IF( |
|
[test -n "$ac_ct_gettext_hdr"], |
|
[AC_CHECK_DECL( |
|
[gettext], |
|
[gettext=y],, |
|
[AC_INCLUDES_DEFAULT() |
|
#include <$ac_ct_gettext_hdr>])]) |
|
SAVE_LIBS=$LIBS |
|
AC_SEARCH_LIBS(bindtextdomain, intl, [test "$ac_res" = "none required" || INTL_LIBS="${ac_res}"]) |
|
LIBS=$SAVE_LIBS |
|
AC_SUBST([INTL_LIBS]) |
|
|
|
# Check for ncurses, for the kconfig frontends |
|
AC_SUBST([ac_ct_curses_hdr]) |
|
AC_CHECK_HEADERS( |
|
[ncurses/ncurses.h ncurses/curses.h ncursesw/curses.h ncurses.h curses.h], |
|
[ac_ct_curses_hdr=$ac_header; break]) |
|
AS_IF( |
|
[test -z "$ac_ct_curses_hdr"], |
|
[AC_MSG_ERROR([could not find curses header, required for the kconfig frontends])]) |
|
AC_SEARCH_LIBS( |
|
[initscr], |
|
[ncursesw ncurses curses], |
|
[ac_ct_curses_lib_found=yes; break]) |
|
AS_IF( |
|
[test -z "$ac_ct_curses_lib_found"], |
|
[AC_MSG_ERROR([could not find curses library, required for the kconfig frontends])]) |
|
AC_SEARCH_LIBS( |
|
[tgetent], |
|
[termcap tinfo ncursesw ncurses curses]) |
|
|
|
# Hey! We need the date! :-) |
|
DATE_FMT="%Y%m%d" |
|
if test "x$SOURCE_DATE_EPOCH" = "x"; then |
|
DATE=$(date "+$DATE_FMT") |
|
else |
|
DATE="$(date -u -d "@$SOURCE_DATE_EPOCH" "+$DATE_FMT" 2>/dev/null || date -u -r "$SOURCE_DATE_EPOCH" "+$DATE_FMT" 2>/dev/null || date -u "+$DATE_FMT")" |
|
fi |
|
AC_SUBST([DATE]) |
|
|
|
# Decorate the version string per user-supplied version.sh, if any |
|
AS_IF( |
|
[test -f version.sh -a -x version.sh], |
|
[PACKAGE_VERSION=$(./version.sh "${PACKAGE_VERSION}")]) |
|
|
|
# Handle the local case |
|
AC_SUBST([sublibdir]) |
|
AC_SUBST([subdocdir]) |
|
AS_IF( |
|
[test "x$enable_local" = "xyes"], |
|
[AC_MSG_NOTICE([overiding all of --prefix and the likes, because --enable-local was set]) |
|
prefix=$(pwd) |
|
exec_prefix="$prefix" |
|
bindir="$prefix" |
|
libdir="$prefix" |
|
sublibdir="" |
|
docdir="$prefix""/docs" |
|
subdocdir="" |
|
datarootdir="$prefix" |
|
mandir="$docdir"], |
|
[sublibdir="/\${VERSION}" |
|
subdocdir="/\${VERSION}"]) |
|
|
|
AC_CONFIG_FILES([ |
|
Makefile |
|
kconfig/Makefile |
|
config/configure.in |
|
]) |
|
|
|
AC_OUTPUT
|
|
|