2 # Process this file with autoconf to produce a configure script.
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 #--------------------------------------------------------------------
12 # Check for required tool
15 [AC_CHECK_TOOLS([$1], [$2])
18 [AC_MSG_ERROR([missing required tool: $2])])
21 # Check for required tool, set variable to full pathname
24 [ACX_CHECK_TOOL_REQ([$1], [$2])
28 [?*],[AC_MSG_CHECKING([for absolute path to $$1])
30 AC_MSG_RESULT([$$1])])])
32 # Check for required program
34 [ACX_CHECK_PROGS_REQ],
35 [AC_CHECK_PROGS([$1], [$2])
38 [AC_MSG_ERROR([missing required tool: $2])])
41 # Check for path to required program
44 [AC_PATH_PROGS([$1], [$2])
47 [AC_MSG_ERROR([missing required tool: $2])])
50 # Set the kconfig option
52 [ACX_SET_KCONFIG_OPTION],
55 [kconfig_options="$kconfig_options has_$1=y"],
56 [kconfig_options="$kconfig_options has_$1"])
59 #--------------------------------------------------------------------
60 # Allow dummy --{en,dis}able-{static,shared}
65 [don't install, and use current directory])])
66 AC_SUBST([enable_local], [${enable_local:-no}])
71 [build shared libraries (default=yes) (ignored)])])
76 [build static libraries (default=yes) (ignored)])])
78 #---------------------------------------------------------------------
79 # Check for --build and --host...
82 # ... but refuse --target
83 AS_IF([test -n "$target_alias"],
84 AC_MSG_ERROR([--target is not allowed]))
86 # Allow program name tranformation (--program-{prefix,suffix,transform-name})
89 #---------------------------------------------------------------------
90 # Initial checks that are usually done first (I don't know why, that's
91 # just what I seem to experience...)
92 #---------------------------------------------------------------------
97 [test ! "$EGREP" = "$GREP -E"],
98 [AC_MSG_ERROR([egrep is not $GREP -E])])
99 AC_CACHE_VAL([ac_cv_path_SED],
101 AS_HELP_STRING([--with-sed=PATH],
102 [Specify the full PATH to sed]),
103 [ac_cv_path_SED=$withval])])
105 AC_MSG_CHECKING([whether sed understands -r -i -e])
106 touch .ct-ng.sed.test
107 if ${SED} -r -i -e 's/foo/bar/' .ct-ng.sed.test >/dev/null 2>&1; then
108 rm -f .ct-ng.sed.test
111 rm -f .ct-ng.sed.test
117 #--------------------------------------------------------------------
118 # A bunch of boring tests...
119 #--------------------------------------------------------------------
121 AS_IF([test -z "$CC"],
122 [AC_MSG_ERROR([no suitable compiler found])])
125 ACX_PATH_TOOL_REQ([OBJCOPY], [objcopy])
126 ACX_PATH_TOOL_REQ([OBJDUMP], [objdump])
127 ACX_PATH_TOOL_REQ([READELF], [readelf])
129 ACX_CHECK_PROGS_REQ([bison], [bison])
130 ACX_CHECK_PROGS_REQ([flex], [flex])
131 ACX_CHECK_PROGS_REQ([gperf], [gperf])
132 ACX_CHECK_PROGS_REQ([awk], [gawk mawk nawk awk])
133 ACX_CHECK_PROGS_REQ([makeinfo], [makeinfo])
134 ACX_CHECK_PROGS_REQ([cut], [cut])
135 ACX_CHECK_PROGS_REQ([stat], [stat])
136 ACX_CHECK_PROGS_REQ([readlink], [readlink])
137 ACX_CHECK_PROGS_REQ([wget], [wget])
138 ACX_CHECK_PROGS_REQ([tar], [tar])
139 ACX_CHECK_PROGS_REQ([gzip], [gzip])
140 ACX_CHECK_PROGS_REQ([bzip2], [bzip2])
142 #--------------------------------------------------------------------
143 # Still boring, but remember the path, now...
144 #--------------------------------------------------------------------
145 ACX_PATH_PROGS_REQ([PATCH], [patch])
147 #--------------------------------------------------------------------
148 # And a bunch of less boring tests...
149 #--------------------------------------------------------------------
150 # We need a bash that is >= 3.1
151 AC_CACHE_VAL([ac_cv_path__BASH],
153 AS_HELP_STRING([--with-bash=PATH],
154 [Specify the full PATH to bash >= 3.1]),
155 [ac_cv_path__BASH=$withval])])
156 AC_CACHE_CHECK([for bash >= 3.1], [ac_cv_path__BASH],
157 [AC_PATH_PROGS_FEATURE_CHECK([_BASH], [bash],
158 [[_BASH_ver=$($ac_path__BASH --version 2>&1 \
159 |$EGREP '^GNU bash, version (3\.[1-9]|4)')
160 test -n "$_BASH_ver" && ac_cv_path__BASH=$ac_path__BASH ac_path__BASH_found=:]],
162 AC_MSG_ERROR([could not find bash >= 3.1])])])
163 AC_SUBST([_BASH], [$ac_cv_path__BASH])
165 #----------------------------------------
166 # Check for GNU make 3.80 or above
167 AC_CACHE_VAL([ac_cv_path_MAKE],
169 AS_HELP_STRING([--with-make=PATH],
170 [Specify the full PATH to GNU make >= 3.80]),
171 [ac_cv_path_MAKE=$withval])])
172 AC_CACHE_CHECK([for GNU make >= 3.80], [ac_cv_path_MAKE],
173 [AC_PATH_PROGS_FEATURE_CHECK([MAKE], [make gmake],
174 [[MAKE_ver=$($ac_path_MAKE --version 2>&1 \
175 |$EGREP '^GNU Make (3.[89][[:digit:]]|[4-9])')
176 test -n "$MAKE_ver" && ac_cv_path_MAKE=$ac_path_MAKE ac_path_MAKE_found=:]],
178 AC_MSG_ERROR([could not find GNU make >= 3.80])])])
179 AC_SUBST([MAKE], [$ac_cv_path_MAKE])
182 #----------------------------------------
183 # Check for libtool >= 1.5.26
184 AC_CACHE_VAL([ac_cv_path_LIBTOOL],
185 [AC_ARG_WITH([libtool],
186 AS_HELP_STRING([--with-libtool=PATH],
187 [Specify the full PATH to GNU libtool >= 1.5.26]),
188 [ac_cv_path_LIBTOOL=$withval])])
189 AC_CACHE_CHECK([for GNU libtool >= 1.5.26], [ac_cv_path_LIBTOOL],
190 [AC_PATH_PROGS_FEATURE_CHECK([LIBTOOL], [libtool],
191 [[LIBTOOL_ver=$($ac_path_LIBTOOL --version 2>&1 \
192 |$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')
193 test -n "$LIBTOOL_ver" && ac_cv_path_LIBTOOL=$ac_path_LIBTOOL ac_path_LIBTOOL_found=:]],
195 AC_MSG_ERROR([could not find GNU libtool >= 1.5.26])])])
196 AC_SUBST([LIBTOOL], [$ac_cv_path_LIBTOOL])
198 #----------------------------------------
199 # Check for libtoolize >= 1.5.26
200 AC_CACHE_VAL([ac_cv_path_LIBTOOLIZE],
201 [AC_ARG_WITH([libtoolize],
202 AS_HELP_STRING([--with-libtoolize=PATH],
203 [Specify the full PATH to GNU libtoolize >= 1.5.26]),
204 [ac_cv_path_LIBTOOLIZE=$withval])])
205 AC_CACHE_CHECK([for GNU libtoolize >= 1.5.26], [ac_cv_path_LIBTOOLIZE],
206 [AC_PATH_PROGS_FEATURE_CHECK([LIBTOOLIZE], [libtoolize],
207 [[LIBTOOLIZE_ver=$($ac_path_LIBTOOLIZE --version 2>&1 \
208 |$EGREP '\(GNU libtool.*\) (2[[:digit:]]*\.|1\.6[[:digit:]]*\.|1\.5\.[2-9][[:digit:]]+)')
209 test -n "$LIBTOOLIZE_ver" && ac_cv_path_LIBTOOLIZE=$ac_path_LIBTOOLIZE ac_path_LIBTOOLIZE_found=:]],
211 AC_MSG_ERROR([could not find GNU libtoolize >= 1.5.26])])])
212 AC_SUBST([LIBTOOLIZE], [$ac_cv_path_LIBTOOLIZE])
214 #----------------------------------------
215 # Check for automake >= 1.10
216 AC_CACHE_VAL([ac_cv_path_automake],
217 [AC_ARG_WITH([automake],
218 AS_HELP_STRING([--with-automake=PATH],
219 [Specify the full PATH to GNU automake >= 1.10]),
220 [ac_cv_path_automake=$withval])])
221 AC_CACHE_CHECK([for GNU automake >= 1.10], [ac_cv_path_automake],
222 [AC_PATH_PROGS_FEATURE_CHECK([automake], [automake],
223 [[automake_ver=$($ac_path_automake --version 2>&1 \
224 |$EGREP '\(GNU automake\) (1\.[[:digit:]]{2,}|[2-9][[:digit:]]*\.)')
225 test -n "$automake_ver" && ac_cv_path_automake=$ac_path_automake ac_path_automake_found=:]],
227 AC_MSG_ERROR([could not find GNU automake >= 1.10])])])
228 AC_SUBST([automake], [$ac_cv_path_automake])
230 #--------------------------------------------------------------------
231 # Boring again... But still a bit of work to do...
232 #--------------------------------------------------------------------
233 AC_SUBST([kconfig_options])
235 #----------------------------------------
236 AC_CHECK_PROGS([xz], [xz])
237 ACX_SET_KCONFIG_OPTION([xz])
240 [AC_CHECK_PROGS([lzma], [lzma])])
241 ACX_SET_KCONFIG_OPTION([lzma])
243 #----------------------------------------
244 AC_CHECK_PROGS([cvs], [cvs])
245 ACX_SET_KCONFIG_OPTION([cvs])
247 #----------------------------------------
248 AC_CHECK_PROGS([svn], [svn])
249 ACX_SET_KCONFIG_OPTION([svn])
251 #--------------------------------------------------------------------
252 # Now, for some fun...
253 #--------------------------------------------------------------------
260 #----------------------------------------
261 # Check for gettext, for the kconfig frontends
265 [ac_ct_gettext_hdr=$ac_header; break])
267 [test -n "$ac_ct_gettext_hdr"],
271 [AC_INCLUDES_DEFAULT()
272 #include <$ac_ct_gettext_hdr>])])
274 #----------------------------------------
275 # Check for ncurses, for the kconfig frontends
276 AC_SUBST([ac_ct_curses_hdr])
278 [ncurses/ncurses.h ncurses/curses.h ncursesw/curses.h ncurses.h curses.h],
279 [ac_ct_curses_hdr=$ac_header; break])
281 [test -z "$ac_ct_curses_hdr"],
282 [AC_MSG_ERROR([could not find curses header, required for the kconfig frontends])])
285 [ncursesw ncurses curses],
286 [ac_ct_curses_lib_found=yes; break])
288 [test -z "$ac_ct_curses_lib_found"],
289 [AC_MSG_ERROR([could not find curses library, required for the kconfig frontends])])
291 #--------------------------------------------------------------------
292 # Lastly, take care of crosstool-NG internal values
293 #--------------------------------------------------------------------
294 # Hey! We need the date! :-)
299 # Decorate the version string if needed
301 [test -f version.sh -a -x version.sh],
302 [V=$(./version.sh "${PACKAGE_VERSION}")])
305 [PACKAGE_VERSION="${V}"],
307 [${PACKAGE_VERSION}],
309 [rev_id="$( hg log -r . --template '{branch}-{node|short}\n' \
312 PACKAGE_VERSION="${PACKAGE_VERSION}+${rev_id:-unknown-$( date +%Y%m%d.%H%M%S )}"
314 # Arrange to have no / in the directory name, no need to create an
315 # arbitrarily deep directory structure
316 [PACKAGE_VERSION="$( printf "${PACKAGE_VERSION}\n" |"${SED}" -r -e 's:/+:_:g;' )"]
318 # Handle the local case
319 AC_SUBST([sublibdir])
320 AC_SUBST([subdocdir])
322 [test "x$enable_local" = "xyes"],
323 [AC_MSG_NOTICE([overiding all of --prefix and the likes, because --enable-local was set])
325 exec_prefix="$prefix"
329 docdir="$prefix""/docs"
331 datarootdir="$prefix"
333 [sublibdir="/ct-ng.\${VERSION}"
334 subdocdir="/ct-ng.\${VERSION}"])
336 #--------------------------------------------------------------------
337 # Finally, generate the output file(s)
338 #--------------------------------------------------------------------
339 AC_CONFIG_FILES([Makefile])
344 # AC_CONFIG_SRCDIR([kconfig/menu.c])
345 # AC_CONFIG_HEADERS([config.h])
347 # # Checks for programs.
349 # # Checks for libraries.
351 # # Checks for header files.
352 # AC_CHECK_HEADERS([fcntl.h inttypes.h libintl.h limits.h locale.h malloc.h stddef.h stdlib.h string.h sys/time.h unistd.h])
354 # # Checks for typedefs, structures, and compiler characteristics.
364 # # Checks for library functions.
367 # AC_CHECK_FUNCS([bzero gettimeofday memmove memset mkdir regcomp setlocale strcasecmp strchr strcspn strdup strncasecmp strpbrk strrchr strspn strtol uname])