crosstool-ng: configure.ac@ec3c3aa99c79

     1 #                                               -*- Autoconf -*-

     2 # Process this file with autoconf to produce a configure script.

     4 AC_PREREQ([2.67])

     5 #AC_INIT([crosstool-NG], [hg], [crossgcc@sourceware.org])

     6 AC_INIT([crosstool-NG], [m4_esyscmd_s([cat .version])], [crossgcc@sourceware.org])

     7 AC_CONFIG_AUX_DIR([scripts])

     9 #--------------------------------------------------------------------

    10 # A few helper macros

    12 # Check for required tool

    13 AC_DEFUN(

    14     [ACX_CHECK_TOOL_REQ],

    15     [AC_CHECK_TOOLS([$1], [$2])

    16      AS_IF(

    17         [test -z "$$1"],

    18         [AC_MSG_ERROR([missing required tool: $2])])

    19     ])

    21 # Check for required tool, set variable to full pathname

    22 AC_DEFUN(

    23     [ACX_PATH_TOOL_REQ],

    24     [ACX_CHECK_TOOL_REQ([$1], [$2])

    25      AS_CASE(

    26         [$$1],

    27         [/*],,

    28         [?*],[AC_MSG_CHECKING([for absolute path to $$1])

    29               $1=$(which $$1)

    30               AC_MSG_RESULT([$$1])])])

    32 # Check for required program

    33 AC_DEFUN(

    34     [ACX_CHECK_PROGS_REQ],

    35     [AC_CHECK_PROGS([$1], [$2])

    36      AS_IF(

    37         [test -z "$$1"],

    38         [AC_MSG_ERROR([missing required tool: $2])])

    39     ])

    41 # Check for path to required program

    42 AC_DEFUN(

    43     [ACX_PATH_PROGS_REQ],

    44     [AC_PATH_PROGS([$1], [$2])

    45      AS_IF(

    46         [test -z "$$1"],

    47         [AC_MSG_ERROR([missing required tool: $2])])

    48     ])

    50 # Set the kconfig option

    51 AC_DEFUN(

    52     [ACX_SET_KCONFIG_OPTION],

    53     [AS_IF(

    54         [test -n "$$1"],

    55         [kconfig_options="$kconfig_options has_$1=y"],

    56         [kconfig_options="$kconfig_options has_$1"])

    57     ])

    59 #--------------------------------------------------------------------

    60 # Allow dummy --{en,dis}able-{static,shared}

    61 AC_ARG_ENABLE(

    62     [local],

    63     [AS_HELP_STRING(

    64         [--enable-local],

    65         [don't install, and use current directory])])

    66 AC_SUBST([enable_local], [${enable_local:-no}])

    67 AC_ARG_ENABLE(

    68     [shared],

    69     [AS_HELP_STRING(

    70         [--enable-shared],

    71         [build shared libraries (default=yes) (ignored)])])

    72 AC_ARG_ENABLE(

    73     [static],

    74     [AS_HELP_STRING(

    75         [--enable-static],

    76         [build static libraries (default=yes) (ignored)])])

    78 #---------------------------------------------------------------------

    79 # Check for --build and --host...

    80 AC_CANONICAL_BUILD

    81 AC_CANONICAL_HOST

    82 # ... but refuse --target

    83 AS_IF([test -n "$target_alias"],

    84       AC_MSG_ERROR([--target is not allowed]))

    86 # Allow program name tranformation (--program-{prefix,suffix,transform-name})

    87 AC_ARG_PROGRAM

    89 #---------------------------------------------------------------------

    90 # Initial checks that are usually done first (I don't know why, that's

    91 # just what I seem to experience...)

    92 #---------------------------------------------------------------------

    93 AC_ARG_WITH([install],

    94     AS_HELP_STRING([--with-install=PATH],

    95                    [Specify the full PATH to a BSD-compatible install]),

    96     [INSTALL=$withval])

    97 AC_PROG_INSTALL

    98 AC_PROG_GREP

    99 AC_PROG_EGREP

   100 AS_IF(

   101     [test ! "$EGREP" = "$GREP -E"],

   102     [AC_MSG_ERROR([egrep is not $GREP -E])])

   103 AC_CACHE_VAL([ac_cv_path_SED],

   104     [AC_ARG_WITH([sed],

   105         AS_HELP_STRING([--with-sed=PATH],

   106                        [Specify the full PATH to GNU sed]),

   107         [ac_cv_path_SED=$withval])])

   108 AC_PROG_SED

   109 AC_MSG_CHECKING([whether sed understands -r -i -e])

   110 touch .ct-ng.sed.test

   111 if ${SED} -r -i -e 's/foo/bar/' .ct-ng.sed.test >/dev/null 2>&1; then

   112     rm -f .ct-ng.sed.test

   113     AC_MSG_RESULT([yes])

   114 else

   115     rm -f .ct-ng.sed.test

   116     AC_MSG_RESULT([no])

   117     AC_MSG_ERROR()

   118 fi

   119 AC_PROG_LN_S

   121 #--------------------------------------------------------------------

   122 # A bunch of boring tests...

   123 #--------------------------------------------------------------------

   124 AC_PROG_CC

   125 AS_IF([test -z "$CC"],

   126       [AC_MSG_ERROR([no suitable compiler found])])

   127 AC_PROG_CPP

   129 # But we still need a way to specify the PATH to GNU versions (Damn MacOS)

   130 AC_ARG_WITH([objcopy],

   131     AS_HELP_STRING([--with-objcopy=PATH],

   132                    [Specify the full PATH to GNU objcopy]),

   133     [OBJCOPY=$withval])

   134 AC_ARG_WITH([objdump],

   135     AS_HELP_STRING([--with-objdump=PATH],

   136                    [Specify the full PATH to GNU objdump]),

   137     [OBJDUMP=$withval])

   138 AC_ARG_WITH([ranlib],

   139     AS_HELP_STRING([--with-ranlib=PATH],

   140                    [Specify the full PATH to GNU ranlib]),

   141     [RANLIB=$withval])

   142 AC_ARG_WITH([readelf],

   143     AS_HELP_STRING([--with-readelf=PATH],

   144                    [Specify the full PATH to GNU readelf]),

   145     [READELF=$withval])

   147 AC_PROG_RANLIB

   148 ACX_PATH_TOOL_REQ([OBJCOPY], [objcopy])

   149 ACX_PATH_TOOL_REQ([OBJDUMP], [objdump])

   150 ACX_PATH_TOOL_REQ([READELF], [readelf])

   152 ACX_CHECK_PROGS_REQ([bison], [bison])

   153 ACX_CHECK_PROGS_REQ([flex], [flex])

   154 ACX_CHECK_PROGS_REQ([gperf], [gperf])

   155 ACX_CHECK_PROGS_REQ([makeinfo], [makeinfo])

   156 ACX_CHECK_PROGS_REQ([cut], [cut])

   157 ACX_CHECK_PROGS_REQ([stat], [stat])

   158 ACX_CHECK_PROGS_REQ([readlink], [readlink])

   159 ACX_CHECK_PROGS_REQ([wget], [wget])

   160 ACX_CHECK_PROGS_REQ([tar], [tar])

   161 ACX_CHECK_PROGS_REQ([gzip], [gzip])

   162 ACX_CHECK_PROGS_REQ([bzip2], [bzip2])

   164 #--------------------------------------------------------------------

   165 # Still boring, but remember the path, now...

   166 #--------------------------------------------------------------------

   167 ACX_PATH_PROGS_REQ([PATCH], [patch])

   169 #--------------------------------------------------------------------

   170 # And a bunch of less boring tests...

   171 #--------------------------------------------------------------------

   172 # We need a bash that is >= 3.1

   173 AC_CACHE_VAL([ac_cv_path__BASH],

   174     [AC_ARG_WITH([bash],

   175         AS_HELP_STRING([--with-bash=PATH],

   176                        [Specify the full PATH to GNU bash >= 3.1]),

   177         [ac_cv_path__BASH=$withval])])

   178 AC_CACHE_CHECK([for bash >= 3.1], [ac_cv_path__BASH],

   179     [AC_PATH_PROGS_FEATURE_CHECK([_BASH], [bash],

   180         [[_BASH_ver=$($ac_path__BASH --version 2>&1 \

   181                      |$EGREP '^GNU bash, version (3\.[1-9]|4)')

   182           test -n "$_BASH_ver" && ac_cv_path__BASH=$ac_path__BASH ac_path__BASH_found=:]],

   183         [AC_MSG_RESULT([no])

   184          AC_MSG_ERROR([could not find bash >= 3.1])])])

   185 AC_SUBST([_BASH], [$ac_cv_path__BASH])

   187 # We need a awk that *is* GNU awk

   188 AC_CACHE_VAL([ac_cv_path__AWK],

   189     [AC_ARG_WITH([awk],

   190         AS_HELP_STRING([--with-awk=PATH],

   191                        [Specify the full PATH to GNU awk]),

   192         [ac_cv_path__AWK=$withval])])

   193 AC_CACHE_CHECK([for GNU awk], [ac_cv_path__AWK],

   194     [AC_PATH_PROGS_FEATURE_CHECK([_AWK], [awk gawk],

   195         [[_AWK_ver=$($ac_path__AWK --version 2>&1 \

   196                      |$EGREP '^GNU Awk ')

   197           test -n "$_AWK_ver" && ac_cv_path__AWK=$ac_path__AWK ac_path__AWK_found=:]],

   198         [AC_MSG_RESULT([no])

   199          AC_MSG_ERROR([could not find GNU awk])])])

   200 AC_SUBST([_AWK], [$ac_cv_path__AWK])

   202 #----------------------------------------

   203 # Check for GNU make 3.80 or above

   204 AC_CACHE_VAL([ac_cv_path_MAKE],

   205     [AC_ARG_WITH([make],

   206         AS_HELP_STRING([--with-make=PATH],

   207                        [Specify the full PATH to GNU make >= 3.80]),

   208         [ac_cv_path_MAKE=$withval])])

   209 AC_CACHE_CHECK([for GNU make >= 3.80], [ac_cv_path_MAKE],

   210     [AC_PATH_PROGS_FEATURE_CHECK([MAKE], [make gmake],

   211         [[MAKE_ver=$($ac_path_MAKE --version 2>&1 \

   212                      |$EGREP '^GNU Make (3.[89][[:digit:]]|[4-9])')

   213           test -n "$MAKE_ver" && ac_cv_path_MAKE=$ac_path_MAKE ac_path_MAKE_found=:]],

   214         [AC_MSG_RESULT([no])

   215          AC_MSG_ERROR([could not find GNU make >= 3.80])])])

   216 AC_SUBST([MAKE], [$ac_cv_path_MAKE])

   217 AC_PROG_MAKE_SET

   219 #----------------------------------------

   220 # Check for libtool >= 1.5.26

   221 AC_CACHE_VAL([ac_cv_path_LIBTOOL],

   222     [AC_ARG_WITH([libtool],

   223         AS_HELP_STRING([--with-libtool=PATH],

   224                        [Specify the full PATH to GNU libtool >= 1.5.26]),

   225         [ac_cv_path_LIBTOOL=$withval])])

   226 AC_CACHE_CHECK([for GNU libtool >= 1.5.26], [ac_cv_path_LIBTOOL],

   227     [AC_PATH_PROGS_FEATURE_CHECK([LIBTOOL], [libtool],

   228         [[LIBTOOL_ver=$($ac_path_LIBTOOL --version 2>&1 \

   229                         |$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')

   230           test -n "$LIBTOOL_ver" && ac_cv_path_LIBTOOL=$ac_path_LIBTOOL ac_path_LIBTOOL_found=:]],

   231         [AC_MSG_RESULT([no])

   232          AC_MSG_ERROR([could not find GNU libtool >= 1.5.26])])])

   233 AC_SUBST([LIBTOOL], [$ac_cv_path_LIBTOOL])

   235 #----------------------------------------

   236 # Check for libtoolize >= 1.5.26

   237 AC_CACHE_VAL([ac_cv_path_LIBTOOLIZE],

   238     [AC_ARG_WITH([libtoolize],

   239         AS_HELP_STRING([--with-libtoolize=PATH],

   240                        [Specify the full PATH to GNU libtoolize >= 1.5.26]),

   241         [ac_cv_path_LIBTOOLIZE=$withval])])

   242 AC_CACHE_CHECK([for GNU libtoolize >= 1.5.26], [ac_cv_path_LIBTOOLIZE],

   243     [AC_PATH_PROGS_FEATURE_CHECK([LIBTOOLIZE], [libtoolize],

   244         [[LIBTOOLIZE_ver=$($ac_path_LIBTOOLIZE --version 2>&1 \

   245                         |$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')

   246           test -n "$LIBTOOLIZE_ver" && ac_cv_path_LIBTOOLIZE=$ac_path_LIBTOOLIZE ac_path_LIBTOOLIZE_found=:]],

   247         [AC_MSG_RESULT([no])

   248          AC_MSG_ERROR([could not find GNU libtoolize >= 1.5.26])])])

   249 AC_SUBST([LIBTOOLIZE], [$ac_cv_path_LIBTOOLIZE])

   251 #----------------------------------------

   252 # Check for automake >= 1.10

   253 AC_CACHE_VAL([ac_cv_path_automake],

   254     [AC_ARG_WITH([automake],

   255         AS_HELP_STRING([--with-automake=PATH],

   256                        [Specify the full PATH to GNU automake >= 1.10]),

   257         [ac_cv_path_automake=$withval])])

   258 AC_CACHE_CHECK([for GNU automake >= 1.10], [ac_cv_path_automake],

   259     [AC_PATH_PROGS_FEATURE_CHECK([automake], [automake],

   260         [[automake_ver=$($ac_path_automake --version 2>&1 \

   261                          |$EGREP '\(GNU automake\) (1\.[[:digit:]]{2,}|[2-9][[:digit:]]*\.)')

   262           test -n "$automake_ver" && ac_cv_path_automake=$ac_path_automake ac_path_automake_found=:]],

   263         [AC_MSG_RESULT([no])

   264          AC_MSG_ERROR([could not find GNU automake >= 1.10])])])

   265 AC_SUBST([automake], [$ac_cv_path_automake])

   267 #--------------------------------------------------------------------

   268 # Boring again... But still a bit of work to do...

   269 #--------------------------------------------------------------------

   270 AC_SUBST([kconfig_options])

   272 #----------------------------------------

   273 AC_CHECK_PROGS([xz],   [xz])

   274 ACX_SET_KCONFIG_OPTION([xz])

   275 AS_IF(

   276     [test -z "$xz"],

   277     [AC_CHECK_PROGS([lzma], [lzma])])

   278 ACX_SET_KCONFIG_OPTION([lzma])

   280 #----------------------------------------

   281 AC_CHECK_PROGS([cvs], [cvs])

   282 ACX_SET_KCONFIG_OPTION([cvs])

   284 #----------------------------------------

   285 AC_CHECK_PROGS([svn], [svn])

   286 ACX_SET_KCONFIG_OPTION([svn])

   288 #--------------------------------------------------------------------

   289 # Now, for some fun...

   290 #--------------------------------------------------------------------

   291 AC_C_INLINE

   292 AC_HEADER_STDC

   293 AC_FUNC_MALLOC

   294 AC_FUNC_REALLOC

   295 AC_FUNC_ALLOCA

   297 #----------------------------------------

   298 # Check for gettext, for the kconfig frontends

   299 AC_SUBST([gettext])

   300 AC_CHECK_HEADERS(

   301     [libintl.h],

   302     [ac_ct_gettext_hdr=$ac_header; break])

   303 AS_IF(

   304     [test -n "$ac_ct_gettext_hdr"],

   305     [AC_CHECK_DECL(

   306         [gettext],

   307         [gettext=y],,

   308         [AC_INCLUDES_DEFAULT()

   309          #include <$ac_ct_gettext_hdr>])])

   311 #----------------------------------------

   312 # Check for ncurses, for the kconfig frontends

   313 AC_SUBST([ac_ct_curses_hdr])

   314 AC_CHECK_HEADERS(

   315     [ncurses/ncurses.h ncurses/curses.h ncursesw/curses.h ncurses.h curses.h],

   316     [ac_ct_curses_hdr=$ac_header; break])

   317 AS_IF(

   318     [test -z "$ac_ct_curses_hdr"],

   319     [AC_MSG_ERROR([could not find curses header, required for the kconfig frontends])])

   320 AC_SEARCH_LIBS(

   321     [initscr],

   322     [ncursesw ncurses curses],

   323     [ac_ct_curses_lib_found=yes; break])

   324 AS_IF(

   325     [test -z "$ac_ct_curses_lib_found"],

   326     [AC_MSG_ERROR([could not find curses library, required for the kconfig frontends])])

   328 #--------------------------------------------------------------------

   329 # Lastly, take care of crosstool-NG internal values

   330 #--------------------------------------------------------------------

   331 # Hey! We need the date! :-)

   332 AC_SUBST(

   333     [DATE],

   334     [$(date +%Y%m%d)])

   336 # Decorate the version string if needed

   337 AS_IF(

   338     [test -f version.sh -a -x version.sh],

   339     [V=$(./version.sh "${PACKAGE_VERSION}")])

   340 AS_IF(

   341     [test -n "${V}"],

   342     [PACKAGE_VERSION="${V}"],

   343     [AS_CASE(

   344         [${PACKAGE_VERSION}],

   345         [hg|*+hg],

   346         [rev_id="$( hg log -r . --template '{branch}-{node|short}\n' \

   347                            2>/dev/null                               \

   348                     || true                                          )"

   349          PACKAGE_VERSION="${PACKAGE_VERSION}+${rev_id:-unknown-$( date +%Y%m%d.%H%M%S )}"

   350         ])])

   351 # Arrange to have no / in the directory name, no need to create an

   352 # arbitrarily deep directory structure

   353 [PACKAGE_VERSION="$( printf "${PACKAGE_VERSION}\n" |"${SED}" -r -e 's:/+:_:g;' )"]

   355 # Handle the local case

   356 AC_SUBST([sublibdir])

   357 AC_SUBST([subdocdir])

   358 AS_IF(

   359     [test "x$enable_local" = "xyes"],

   360     [AC_MSG_NOTICE([overiding all of --prefix and the likes, because --enable-local was set])

   361      prefix=$(pwd)

   362      exec_prefix="$prefix"

   363      bindir="$prefix"

   364      libdir="$prefix"

   365      sublibdir=""

   366      docdir="$prefix""/docs"

   367      subdocdir=""

   368      datarootdir="$prefix"

   369      mandir="$docdir"],

   370     [sublibdir="/ct-ng.\${VERSION}"

   371      subdocdir="/ct-ng.\${VERSION}"])

   373 #--------------------------------------------------------------------

   374 # Finally, generate the output file(s)

   375 #--------------------------------------------------------------------

   376 AC_CONFIG_FILES([Makefile])

   377 AC_OUTPUT

author	"Yann E. MORIN" <yann.morin.1998@free.fr>
	Fri Apr 26 14:30:05 2013 +0200 (2013-04-26)
changeset 3207	ec3c3aa99c79
parent 3001	0dfc9c1fcb34
child 3231	69f5dc1ff327
permissions	-rw-r--r--