1 dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support
2 dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
4 sinclude(../bfd/aclocal.m4)
6 dnl CY_AC_PATH_TCLCONFIG and CY_AC_LOAD_TCLCONFIG should be invoked
7 dnl (in that order) before any other TCL macros. Similarly for TK.
9 dnl CYGNUS LOCAL: This gets the right posix flag for gcc
10 AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
11 [AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
12 AC_MSG_CHECKING([if running LynxOS])
13 AC_CACHE_VAL(ac_cv_os_lynx,
16 * The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__"
18 #if defined(__Lynx__) || defined(Lynx)
21 ], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)])
23 if test "$ac_cv_os_lynx" = "yes" ; then
26 AC_MSG_CHECKING([whether -mposix or -X is available])
27 AC_CACHE_VAL(ac_cv_c_posix_flag,
30 * This flag varies depending on how old the compiler is.
31 * -X is for the old "cc" and "gcc" (based on 1.42).
32 * -mposix is for the new gcc (at least 2.5.8).
34 #if defined(__GNUC__) && __GNUC__ >= 2
37 ], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")])
38 CC="$CC $ac_cv_c_posix_flag"
39 AC_MSG_RESULT($ac_cv_c_posix_flag)
46 # Sometimes the native compiler is a bogus stub for gcc or /usr/ucb/cc. This
47 # makes configure think it's cross compiling. If --target wasn't used, then
48 # we can't configure, so something is wrong. We don't use the cache
49 # here cause if somebody fixes their compiler install, we want this to work.
50 AC_DEFUN(CY_AC_C_WORKS,
51 [# If we cannot compile and link a trivial program, we can't expect anything to work
52 AC_MSG_CHECKING(whether the compiler ($CC) actually works)
53 AC_TRY_COMPILE(, [/* don't need anything here */],
54 c_compiles=yes, c_compiles=no)
56 AC_TRY_LINK(, [/* don't need anything here */],
57 c_links=yes, c_links=no)
59 if test x"${c_compiles}" = x"no" ; then
60 AC_MSG_ERROR(the native compiler is broken and won't compile.)
63 if test x"${c_links}" = x"no" ; then
64 AC_MSG_ERROR(the native compiler is broken and won't link.)
69 AC_DEFUN(CY_AC_PATH_TCLH, [
71 # Ok, lets find the tcl source trees so we can use the headers
72 # Warning: transition of version 9 to 10 will break this algorithm
73 # because 10 sorts before 9. We also look for just tcl. We have to
74 # be careful that we don't match stuff like tclX by accident.
75 # the alternative search directory is involked by --with-tclinclude
79 AC_MSG_CHECKING(for Tcl private headers. dir=${configdir})
80 AC_ARG_WITH(tclinclude, [ --with-tclinclude directory where tcl private headers are], with_tclinclude=${withval})
81 AC_CACHE_VAL(ac_cv_c_tclh,[
82 # first check to see if --with-tclinclude was specified
83 if test x"${with_tclinclude}" != x ; then
84 if test -f ${with_tclinclude}/tclInt.h ; then
85 ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)`
86 elif test -f ${with_tclinclude}/generic/tclInt.h ; then
87 ac_cv_c_tclh=`(cd ${with_tclinclude}/generic; pwd)`
89 AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers])
93 # next check if it came with Tcl configuration file
94 if test x"${ac_cv_c_tclconfig}" = x ; then
95 if test -f $ac_cv_c_tclconfig/../generic/tclInt.h ; then
96 ac_cv_c_tclh=`(cd $ac_cv_c_tclconfig/..; pwd)`
100 # next check in private source directory
102 # since ls returns lowest version numbers first, reverse its output
103 if test x"${ac_cv_c_tclh}" = x ; then
106 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` \
107 ${srcdir}/../../tcl \
108 `ls -dr ${srcdir}/../../tcl[[7-9]]* 2>/dev/null` \
109 ${srcdir}/../../../tcl \
110 `ls -dr ${srcdir}/../../../tcl[[7-9]]* 2>/dev/null ` ; do
111 if test -f $i/generic/tclInt.h ; then
112 ac_cv_c_tclh=`(cd $i/generic; pwd)`
117 # finally check in a few common install locations
119 # since ls returns lowest version numbers first, reverse its output
120 if test x"${ac_cv_c_tclh}" = x ; then
122 `ls -dr /usr/local/src/tcl[[7-9]]* 2>/dev/null` \
123 `ls -dr /usr/local/lib/tcl[[7-9]]* 2>/dev/null` \
126 ${prefix}/include ; do
127 if test -f $i/generic/tclInt.h ; then
128 ac_cv_c_tclh=`(cd $i/generic; pwd)`
133 # see if one is installed
134 if test x"${ac_cv_c_tclh}" = x ; then
135 AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="")
138 if test x"${ac_cv_c_tclh}" = x ; then
139 TCLHDIR="# no Tcl private headers found"
140 AC_MSG_ERROR([Can't find Tcl private headers])
142 if test x"${ac_cv_c_tclh}" != x ; then
144 if test x"${ac_cv_c_tclh}" = x"installed" ; then
145 AC_MSG_RESULT([is installed])
148 AC_MSG_RESULT([found in ${ac_cv_c_tclh}])
149 # this hack is cause the TCLHDIR won't print if there is a "-I" in it.
150 TCLHDIR="-I${ac_cv_c_tclh}"
158 AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
160 # Ok, lets find the tcl configuration
161 # First, look for one uninstalled.
162 # the alternative search directory is invoked by --with-tclconfig
165 if test x"${no_tcl}" = x ; then
166 # we reset no_tcl in case something fails here
168 AC_ARG_WITH(tclconfig, [ --with-tclconfig directory containing tcl configuration (tclConfig.sh)],
169 with_tclconfig=${withval})
170 AC_MSG_CHECKING([for Tcl configuration])
171 AC_CACHE_VAL(ac_cv_c_tclconfig,[
173 # First check to see if --with-tclconfig was specified.
174 if test x"${with_tclconfig}" != x ; then
175 if test -f "${with_tclconfig}/tclConfig.sh" ; then
176 ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
178 AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
182 # then check for a private Tcl installation
183 if test x"${ac_cv_c_tclconfig}" = x ; then
186 `ls -dr ../tcl[[7-9]]* 2>/dev/null` \
188 `ls -dr ../../tcl[[7-9]]* 2>/dev/null` \
190 `ls -dr ../../../tcl[[7-9]]* 2>/dev/null` ; do
191 if test -f "$i/${configdir}/tclConfig.sh" ; then
192 ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
197 # check in a few common install locations
198 if test x"${ac_cv_c_tclconfig}" = x ; then
199 for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
200 if test -f "$i/tclConfig.sh" ; then
201 ac_cv_c_tclconfig=`(cd $i; pwd)`
206 # check in a few other private locations
207 if test x"${ac_cv_c_tclconfig}" = x ; then
210 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` ; do
211 if test -f "$i/${configdir}/tclConfig.sh" ; then
212 ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
218 if test x"${ac_cv_c_tclconfig}" = x ; then
219 TCLCONFIG="# no Tcl configs found"
220 AC_MSG_WARN(Can't find Tcl configuration definitions)
223 TCLCONFIG=${ac_cv_c_tclconfig}/tclConfig.sh
224 AC_MSG_RESULT(found $TCLCONFIG)
229 # Defined as a separate macro so we don't have to cache the values
230 # from PATH_TCLCONFIG (because this can also be cached).
231 AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
234 AC_SUBST(TCL_VERSION)
235 AC_SUBST(TCL_MAJOR_VERSION)
236 AC_SUBST(TCL_MINOR_VERSION)
240 dnl not used, don't export to save symbols
241 dnl AC_SUBST(TCL_LIB_FILE)
243 dnl don't export, not used outside of configure
244 dnl AC_SUBST(TCL_LIBS)
245 dnl not used, don't export to save symbols
246 dnl AC_SUBST(TCL_PREFIX)
248 dnl not used, don't export to save symbols
249 dnl AC_SUBST(TCL_EXEC_PREFIX)
251 AC_SUBST(TCL_SHLIB_CFLAGS)
252 AC_SUBST(TCL_SHLIB_LD)
253 dnl don't export, not used outside of configure
254 AC_SUBST(TCL_SHLIB_LD_LIBS)
255 AC_SUBST(TCL_SHLIB_SUFFIX)
256 dnl not used, don't export to save symbols
257 AC_SUBST(TCL_DL_LIBS)
258 AC_SUBST(TCL_LD_FLAGS)
259 dnl don't export, not used outside of configure
260 AC_SUBST(TCL_LD_SEARCH_FLAGS)
261 AC_SUBST(TCL_COMPAT_OBJS)
263 AC_SUBST(TCL_BUILD_LIB_SPEC)
264 AC_SUBST(TCL_LIB_SPEC)
265 AC_SUBST(TCL_LIB_VERSIONS_OK)
267 dnl not used, don't export to save symbols
268 dnl AC_SUBST(TCL_SHARED_LIB_SUFFIX)
270 dnl not used, don't export to save symbols
271 dnl AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
274 # Warning: Tk definitions are very similar to Tcl definitions but
275 # are not precisely the same. There are a couple of differences,
276 # so don't do changes to Tcl thinking you can cut and paste it do
277 # the Tk differences and later simply substitute "Tk" for "Tcl".
279 # - Acceptable Tcl major version #s is 7-9 while Tk is 4-9
280 # - Searching for Tcl includes looking for tclInt.h, Tk looks for tk.h
281 # - Computing major/minor versions is different because Tk depends on
282 # headers to Tcl, Tk, and X.
283 # - Symbols in tkConfig.sh are different than tclConfig.sh
284 # - Acceptable for Tk to be missing but not Tcl.
286 AC_DEFUN(CY_AC_PATH_TKH, [
288 # Ok, lets find the tk source trees so we can use the headers
289 # If the directory (presumably symlink) named "tk" exists, use that one
290 # in preference to any others. Same logic is used when choosing library
291 # and again with Tcl. The search order is the best place to look first, then in
292 # decreasing significance. The loop breaks if the trigger file is found.
293 # Note the gross little conversion here of srcdir by cd'ing to the found
294 # directory. This converts the path from a relative to an absolute, so
295 # recursive cache variables for the path will work right. We check all
296 # the possible paths in one loop rather than many seperate loops to speed
298 # the alternative search directory is involked by --with-tkinclude
301 AC_MSG_CHECKING(for Tk private headers)
302 AC_ARG_WITH(tkinclude, [ --with-tkinclude directory where tk private headers are], with_tkinclude=${withval})
303 AC_CACHE_VAL(ac_cv_c_tkh,[
304 # first check to see if --with-tkinclude was specified
305 if test x"${with_tkinclude}" != x ; then
306 if test -f ${with_tkinclude}/tk.h ; then
307 ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)`
308 elif test -f ${with_tkinclude}/generic/tk.h ; then
309 ac_cv_c_tkh=`(cd ${with_tkinclude}/generic; pwd)`
311 AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers])
315 # next check if it came with Tk configuration file
316 if test x"${ac_cv_c_tkconfig}" = x ; then
317 if test -f $ac_cv_c_tkconfig/../generic/tk.h ; then
318 ac_cv_c_tkh=`(cd $ac_cv_c_tkconfig/..; pwd)`
322 # next check in private source directory
324 # since ls returns lowest version numbers first, reverse its output
325 if test x"${ac_cv_c_tkh}" = x ; then
328 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` \
330 `ls -dr ${srcdir}/../../tk[[4-9]]* 2>/dev/null` \
331 ${srcdir}/../../../tk \
332 `ls -dr ${srcdir}/../../../tk[[4-9]]* 2>/dev/null ` ; do
333 if test -f $i/generic/tk.h ; then
334 ac_cv_c_tkh=`(cd $i/generic; pwd)`
339 # finally check in a few common install locations
341 # since ls returns lowest version numbers first, reverse its output
342 if test x"${ac_cv_c_tkh}" = x ; then
344 `ls -dr /usr/local/src/tk[[4-9]]* 2>/dev/null` \
345 `ls -dr /usr/local/lib/tk[[4-9]]* 2>/dev/null` \
348 ${prefix}/include ; do
349 if test -f $i/generic/tk.h ; then
350 ac_cv_c_tkh=`(cd $i/generic; pwd)`
355 # see if one is installed
356 if test x"${ac_cv_c_tkh}" = x ; then
357 AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed, ac_cv_c_tkh="")
360 if test x"${ac_cv_c_tkh}" != x ; then
362 if test x"${ac_cv_c_tkh}" = x"installed" ; then
363 AC_MSG_RESULT([is installed])
366 AC_MSG_RESULT([found in ${ac_cv_c_tkh}])
367 # this hack is cause the TKHDIR won't print if there is a "-I" in it.
368 TKHDIR="-I${ac_cv_c_tkh}"
371 TKHDIR="# no Tk directory found"
372 AC_MSG_WARN([Can't find Tk private headers])
380 AC_DEFUN(CY_AC_PATH_TKCONFIG, [
382 # Ok, lets find the tk configuration
383 # First, look for one uninstalled.
384 # the alternative search directory is invoked by --with-tkconfig
387 if test x"${no_tk}" = x ; then
388 # we reset no_tk in case something fails here
390 AC_ARG_WITH(tkconfig, [ --with-tkconfig directory containing tk configuration (tkConfig.sh)],
391 with_tkconfig=${withval})
392 AC_MSG_CHECKING([for Tk configuration])
393 AC_CACHE_VAL(ac_cv_c_tkconfig,[
395 # First check to see if --with-tkconfig was specified.
396 if test x"${with_tkconfig}" != x ; then
397 if test -f "${with_tkconfig}/tkConfig.sh" ; then
398 ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
400 AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh])
404 # then check for a private Tk library
405 if test x"${ac_cv_c_tkconfig}" = x ; then
408 `ls -dr ../tk[[4-9]]* 2>/dev/null` \
410 `ls -dr ../../tk[[4-9]]* 2>/dev/null` \
412 `ls -dr ../../../tk[[4-9]]* 2>/dev/null` ; do
413 if test -f "$i/${configdir}/tkConfig.sh" ; then
414 ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
419 # check in a few common install locations
420 if test x"${ac_cv_c_tkconfig}" = x ; then
421 for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
422 if test -f "$i/tkConfig.sh" ; then
423 ac_cv_c_tkconfig=`(cd $i; pwd)`
428 # check in a few other private locations
429 if test x"${ac_cv_c_tkconfig}" = x ; then
432 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` ; do
433 if test -f "$i/${configdir}/tkConfig.sh" ; then
434 ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
440 if test x"${ac_cv_c_tkconfig}" = x ; then
441 TKCONFIG="# no Tk configs found"
442 AC_MSG_WARN(Can't find Tk configuration definitions)
445 TKCONFIG=${ac_cv_c_tkconfig}/tkConfig.sh
446 AC_MSG_RESULT(found $TKCONFIG)
452 # Defined as a separate macro so we don't have to cache the values
453 # from PATH_TKCONFIG (because this can also be cached).
454 AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
455 if test -f "$TKCONFIG" ; then
460 dnl not actually used, don't export to save symbols
461 dnl AC_SUBST(TK_MAJOR_VERSION)
462 dnl AC_SUBST(TK_MINOR_VERSION)
465 dnl not used, don't export to save symbols
466 dnl AC_SUBST(TK_LIB_FILE)
468 dnl not used outside of configure
469 dnl AC_SUBST(TK_LIBS)
470 dnl not used, don't export to save symbols
471 dnl AC_SUBST(TK_PREFIX)
473 dnl not used, don't export to save symbols
474 dnl AC_SUBST(TK_EXEC_PREFIX)
476 AC_SUBST(TK_XINCLUDES)
478 AC_SUBST(TK_BUILD_LIB_SPEC)
479 AC_SUBST(TK_LIB_SPEC)
483 # check for Itcl headers.
485 AC_DEFUN(CY_AC_PATH_ITCLH, [
486 AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
487 if test x"${ac_cv_c_itclh}" = x ; then
488 for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ; do
489 if test -f $i/src/itcl.h ; then
490 ac_cv_c_itclh=`(cd $i/src; pwd)`
495 if test x"${ac_cv_c_itclh}" = x ; then
496 ITCLHDIR="# no Itcl private headers found"
497 AC_MSG_ERROR([Can't find Itcl private headers])
499 if test x"${ac_cv_c_itclh}" != x ; then
500 ITCLHDIR="-I${ac_cv_c_itclh}"
502 # should always be here
503 ITCLLIB="../itcl/src/libitcl.a"
508 # check for Tix headers.
510 AC_DEFUN(CY_AC_PATH_TIX, [
511 AC_MSG_CHECKING(for Tix private headers. srcdir=${srcdir})
512 if test x"${ac_cv_c_tixh}" = x ; then
513 for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do
514 if test -f $i/generic/tix.h ; then
515 ac_cv_c_tixh=`(cd $i/generic; pwd)`
520 if test x"${ac_cv_c_tixh}" = x ; then
521 TIXHDIR="# no Tix private headers found"
522 AC_MSG_ERROR([Can't find Tix private headers])
524 if test x"${ac_cv_c_tixh}" != x ; then
525 TIXHDIR="-I${ac_cv_c_tixh}"
529 for i in ../tix/win/tk4.2/libtix4.1.7.6.a ../tix/win/tk4.2/libtix4176.a ; do
537 for i in ../tix/unix/tk4.2/libtix4.1.7.6.a ../tix/unix/tk4.2/libtix4176.a ; do
538 if test -f ${i} ; then