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configure.in @ 25

Last change on this file since 25 was 25, checked in by landauf, 16 years ago
added tcl to libs
File size: 14.5 KB

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1	#! /bin/bash -norc
2	# This file is an input file used by the GNU "autoconf" program to
3	# generate the file "configure", which is run during Tcl installation
4	# to configure the system for the local environment.
5	#
6	# RCS: @(#) $Id: configure.in,v 1.104 2008/03/28 17:31:48 dgp Exp $
7
8	AC_INIT(../generic/tcl.h)
9	AC_PREREQ(2.59)
10
11	# The following define is needed when building with Cygwin since newer
12	# versions of autoconf incorrectly set SHELL to /bin/bash instead of
13	# /bin/sh. The bash shell seems to suffer from some strange failures.
14	SHELL=/bin/sh
15
16	TCL_VERSION=8.5
17	TCL_MAJOR_VERSION=8
18	TCL_MINOR_VERSION=5
19	TCL_PATCH_LEVEL=".2"
20	VER=$TCL_MAJOR_VERSION$TCL_MINOR_VERSION
21
22	TCL_DDE_VERSION=1.3
23	TCL_DDE_MAJOR_VERSION=1
24	TCL_DDE_MINOR_VERSION=3
25	TCL_DDE_PATCH_LEVEL="2"
26	DDEVER=$TCL_DDE_MAJOR_VERSION$TCL_DDE_MINOR_VERSION
27
28	TCL_REG_VERSION=1.2
29	TCL_REG_MAJOR_VERSION=1
30	TCL_REG_MINOR_VERSION=2
31	TCL_REG_PATCH_LEVEL="1"
32	REGVER=$TCL_REG_MAJOR_VERSION$TCL_REG_MINOR_VERSION
33
34	#------------------------------------------------------------------------
35	# Handle the --prefix=... option
36	#------------------------------------------------------------------------
37
38	if test "${prefix}" = "NONE"; then
39	prefix=/usr/local
40	fi
41	if test "${exec_prefix}" = "NONE"; then
42	exec_prefix=$prefix
43	fi
44	# libdir must be a fully qualified path (not ${exec_prefix}/lib)
45	eval libdir="$libdir"
46
47	#------------------------------------------------------------------------
48	# Standard compiler checks
49	#------------------------------------------------------------------------
50
51	# If the user did not set CFLAGS, set it now to keep
52	# the AC_PROG_CC macro from adding "-g -O2".
53	if test "${CFLAGS+set}" != "set" ; then
54	CFLAGS=""
55	fi
56
57	AC_PROG_CC
58	AC_C_INLINE
59	AC_HEADER_STDC
60
61	# To properly support cross-compilation, one would
62	# need to use these tool checks instead of
63	# the ones below and reconfigure with
64	# autoconf 2.50. You can also just set
65	# the CC, AR, RANLIB, and RC environment
66	# variables if you want to cross compile.
67	dnl AC_CHECK_TOOL(AR, ar)
68	dnl AC_CHECK_TOOL(RANLIB, ranlib)
69	dnl AC_CHECK_TOOL(RC, windres)
70
71	if test "${GCC}" = "yes" ; then
72	AC_CHECK_PROG(AR, ar, ar)
73	AC_CHECK_PROG(RANLIB, ranlib, ranlib)
74	AC_CHECK_PROG(RC, windres, windres)
75
76	if test "${AR}" = "" ; then
77	AC_MSG_ERROR([Required archive tool 'ar' not found on PATH.])
78	fi
79	if test "${RANLIB}" = "" ; then
80	AC_MSG_ERROR([Required archive index tool 'ranlib' not found on PATH.])
81	fi
82	if test "${RC}" = "" ; then
83	AC_MSG_ERROR([Required resource tool 'windres' not found on PATH.])
84	fi
85	fi
86
87	#--------------------------------------------------------------------
88	# Checks to see if the make program sets the $MAKE variable.
89	#--------------------------------------------------------------------
90
91	AC_PROG_MAKE_SET
92
93	#--------------------------------------------------------------------
94	# Perform additinal compiler tests.
95	#--------------------------------------------------------------------
96
97	dnl Currently AC_CYGWIN is disabled since it invokes AC_CANONICAL_HOST
98	dnl under autoconf 2.5X.
99	dnl
100	dnl AC_CYGWIN
101
102	AC_CACHE_CHECK(for Cygwin version of gcc,
103	ac_cv_cygwin,
104	AC_TRY_COMPILE([
105	#ifdef __CYGWIN__
106	#error cygwin
107	#endif
108	],
109	[],
110	ac_cv_cygwin=no,
111	ac_cv_cygwin=yes)
112	)
113	if test "$ac_cv_cygwin" = "yes" ; then
114	AC_MSG_ERROR([Compiling under Cygwin is not currently supported.
115	A maintainer for the Cygwin port of Tcl/Tk is needed. See the README
116	file for information about building with Mingw.])
117	fi
118
119
120	AC_CACHE_CHECK(for SEH support in compiler,
121	tcl_cv_seh,
122	AC_TRY_RUN([
123	#define WIN32_LEAN_AND_MEAN
124	#include <windows.h>
125	#undef WIN32_LEAN_AND_MEAN
126
127	int main(int argc, char** argv) {
128	int a, b = 0;
129	__try {
130	a = 666 / b;
131	}
132	__except (EXCEPTION_EXECUTE_HANDLER) {
133	return 0;
134	}
135	return 1;
136	}
137	],
138	tcl_cv_seh=yes,
139	tcl_cv_seh=no,
140	tcl_cv_seh=no)
141	)
142	if test "$tcl_cv_seh" = "no" ; then
143	AC_DEFINE(HAVE_NO_SEH, 1,
144	[Defined when mingw does not support SEH])
145	fi
146
147	#
148	# Check to see if the excpt.h include file provided contains the
149	# definition for EXCEPTION_DISPOSITION; if not, which is the case
150	# with Cygwin's version as of 2002-04-10, define it to be int,
151	# sufficient for getting the current code to work.
152	#
153	AC_CACHE_CHECK(for EXCEPTION_DISPOSITION support in include files,
154	tcl_cv_eh_disposition,
155	AC_TRY_COMPILE([
156	#define WIN32_LEAN_AND_MEAN
157	#include <windows.h>
158	#undef WIN32_LEAN_AND_MEAN
159	],
160	[
161	EXCEPTION_DISPOSITION x;
162	],
163	tcl_cv_eh_disposition=yes,
164	tcl_cv_eh_disposition=no)
165	)
166	if test "$tcl_cv_eh_disposition" = "no" ; then
167	AC_DEFINE(EXCEPTION_DISPOSITION, int,
168	[Defined when cygwin/mingw does not support EXCEPTION DISPOSITION])
169	fi
170
171
172	# Check to see if the winsock2.h include file provided contains
173	# typedefs like LPFN_ACCEPT and friends.
174	#
175	AC_CACHE_CHECK(for LPFN_ACCEPT support in winsock2.h,
176	tcl_cv_lpfn_decls,
177	AC_TRY_COMPILE([
178	#define WIN32_LEAN_AND_MEAN
179	#include <windows.h>
180	#undef WIN32_LEAN_AND_MEAN
181	#include <winsock2.h>
182	],
183	[
184	LPFN_ACCEPT accept;
185	],
186	tcl_cv_lpfn_decls=yes,
187	tcl_cv_lpfn_decls=no)
188	)
189	if test "$tcl_cv_lpfn_decls" = "no" ; then
190	AC_DEFINE(HAVE_NO_LPFN_DECLS, 1,
191	[Defined when cygwin/mingw does not support LPFN_ACCEPT and friends.])
192	fi
193
194	# Check to see if winnt.h defines CHAR, SHORT, and LONG
195	# even if VOID has already been #defined. The win32api
196	# used by mingw and cygwin is known to do this.
197
198	AC_CACHE_CHECK(for winnt.h that ignores VOID define,
199	tcl_cv_winnt_ignore_void,
200	AC_TRY_COMPILE([
201	#define VOID void
202	#define WIN32_LEAN_AND_MEAN
203	#include <windows.h>
204	#undef WIN32_LEAN_AND_MEAN
205	],
206	[
207	CHAR c;
208	SHORT s;
209	LONG l;
210	],
211	tcl_cv_winnt_ignore_void=yes,
212	tcl_cv_winnt_ignore_void=no)
213	)
214	if test "$tcl_cv_winnt_ignore_void" = "yes" ; then
215	AC_DEFINE(HAVE_WINNT_IGNORE_VOID, 1,
216	[Defined when cygwin/mingw ignores VOID define in winnt.h])
217	fi
218
219	# Check to see if malloc.h is missing the alloca function
220	# declaration. This is known to be a problem with Mingw.
221	# If we compiled without the function declaration, it
222	# would work but we would get a warning message from gcc.
223	# If we add the function declaration ourselves, it
224	# would not compile correctly because the _alloca
225	# function expects the argument to be passed in a
226	# register and not on the stack. Instead, we just
227	# call it from inline asm code.
228
229	AC_CACHE_CHECK(for alloca declaration in malloc.h,
230	tcl_cv_malloc_decl_alloca,
231	AC_TRY_COMPILE([
232	#include <malloc.h>
233	],
234	[
235	size_t arg = 0;
236	void* ptr;
237	ptr = alloca;
238	ptr = alloca(arg);
239	],
240	tcl_cv_malloc_decl_alloca=yes,
241	tcl_cv_malloc_decl_alloca=no)
242	)
243	if test "$tcl_cv_malloc_decl_alloca" = "no" &&
244	test "${GCC}" = "yes" ; then
245	AC_DEFINE(HAVE_ALLOCA_GCC_INLINE, 1,
246	[Defined when gcc should use inline ASM to call alloca.])
247	fi
248
249	# See if the compiler supports casting to a union type.
250	# This is used to stop gcc from printing a compiler
251	# warning when initializing a union member.
252
253	AC_CACHE_CHECK(for cast to union support,
254	tcl_cv_cast_to_union,
255	AC_TRY_COMPILE([],
256	[
257	union foo { int i; double d; };
258	union foo f = (union foo) (int) 0;
259	],
260	tcl_cv_cast_to_union=yes,
261	tcl_cv_cast_to_union=no)
262	)
263	if test "$tcl_cv_cast_to_union" = "yes"; then
264	AC_DEFINE(HAVE_CAST_TO_UNION, 1,
265	[Defined when compiler supports casting to union type.])
266	fi
267
268
269	# See if declarations like FINDEX_INFO_LEVELS are
270	# missing from winbase.h. This is known to be
271	# a problem with VC++ 5.2.
272
273	AC_CACHE_CHECK(for FINDEX_INFO_LEVELS in winbase.h,
274	tcl_cv_findex_enums,
275	AC_TRY_COMPILE([
276	#define WIN32_LEAN_AND_MEAN
277	#include <windows.h>
278	#undef WIN32_LEAN_AND_MEAN
279	],
280	[
281	FINDEX_INFO_LEVELS i;
282	FINDEX_SEARCH_OPS j;
283	],
284	tcl_cv_findex_enums=yes,
285	tcl_cv_findex_enums=no)
286	)
287	if test "$tcl_cv_findex_enums" = "no"; then
288	AC_DEFINE(HAVE_NO_FINDEX_ENUMS, 1,
289	[Defined when enums are missing from winbase.h])
290	fi
291
292	# See if MWMO_ALERTABLE is missing from winuser.h
293	# This is known to be a problem with Mingw.
294
295	AC_CACHE_CHECK(for MWMO_ALERTABLE in winuser.h,
296	tcl_cv_mwmo_alertable,
297	AC_TRY_COMPILE([
298	#define WIN32_LEAN_AND_MEAN
299	#include <windows.h>
300	#undef WIN32_LEAN_AND_MEAN
301	],
302	[
303	int i = MWMO_ALERTABLE;
304	],
305	tcl_cv_mwmo_alertable=yes,
306	tcl_cv_mwmo_alertable=no)
307	)
308	if test "$tcl_cv_mwmo_alertable" = "no"; then
309	AC_DEFINE(HAVE_NO_MWMO_ALERTABLE, 1,
310	[Defined when MWMO_ALERTABLE is missing from winuser.h])
311	fi
312
313	#--------------------------------------------------------------------
314	# Determines the correct binary file extension (.o, .obj, .exe etc.)
315	#--------------------------------------------------------------------
316
317	AC_OBJEXT
318	AC_EXEEXT
319
320	#--------------------------------------------------------------------
321	# Check whether --enable-threads or --disable-threads was given.
322	#--------------------------------------------------------------------
323
324	SC_ENABLE_THREADS
325
326	#------------------------------------------------------------------------
327	# Embedded configuration information, encoding to use for the values, TIP #59
328	#------------------------------------------------------------------------
329
330	SC_TCL_CFG_ENCODING
331
332	#--------------------------------------------------------------------
333	# The statements below define a collection of symbols related to
334	# building libtcl as a shared library instead of a static library.
335	#--------------------------------------------------------------------
336
337	SC_ENABLE_SHARED
338
339	#--------------------------------------------------------------------
340	# The statements below define a collection of compile flags. This
341	# macro depends on the value of SHARED_BUILD, and should be called
342	# after SC_ENABLE_SHARED checks the configure switches.
343	#--------------------------------------------------------------------
344
345	SC_CONFIG_CFLAGS
346
347	#--------------------------------------------------------------------
348	# Set the default compiler switches based on the --enable-symbols
349	# option. This macro depends on C flags, and should be called
350	# after SC_CONFIG_CFLAGS macro is called.
351	#--------------------------------------------------------------------
352
353	SC_ENABLE_SYMBOLS
354
355	TCL_DBGX=${DBGX}
356
357	#------------------------------------------------------------------------
358	# tclConfig.sh refers to this by a different name
359	#------------------------------------------------------------------------
360
361	TCL_SHARED_BUILD=${SHARED_BUILD}
362
363	#--------------------------------------------------------------------
364	# Perform final evaluations of variables with possible substitutions.
365	#--------------------------------------------------------------------
366
367	TCL_SHARED_LIB_SUFFIX="\${NODOT_VERSION}${DLLSUFFIX}"
368	TCL_UNSHARED_LIB_SUFFIX="\${NODOT_VERSION}${LIBSUFFIX}"
369	TCL_EXPORT_FILE_SUFFIX="\${NODOT_VERSION}${LIBSUFFIX}"
370
371	eval "TCL_SRC_DIR=\"`cd $srcdir/..; pwd`\""
372
373	eval "TCL_DLL_FILE=tcl${VER}${DLLSUFFIX}"
374
375	eval "TCL_LIB_FILE=${LIBPREFIX}tcl$VER${LIBSUFFIX}"
376
377	eval "TCL_LIB_FLAG=\"-ltcl${VER}${LIBFLAGSUFFIX}\""
378	eval "TCL_BUILD_LIB_SPEC=\"-L`pwd` ${TCL_LIB_FLAG}\""
379	eval "TCL_LIB_SPEC=\"-L${libdir} ${TCL_LIB_FLAG}\""
380
381	eval "TCL_STUB_LIB_FILE=\"${LIBPREFIX}tclstub${VER}${LIBSUFFIX}\""
382	eval "TCL_STUB_LIB_FLAG=\"-ltclstub${VER}${LIBFLAGSUFFIX}\""
383	eval "TCL_BUILD_STUB_LIB_SPEC=\"-L`pwd` ${TCL_STUB_LIB_FLAG}\""
384	eval "TCL_STUB_LIB_SPEC=\"-L${libdir} ${TCL_STUB_LIB_FLAG}\""
385	eval "TCL_BUILD_STUB_LIB_PATH=\"`pwd`/${TCL_STUB_LIB_FILE}\""
386	eval "TCL_STUB_LIB_PATH=\"${libdir}/${TCL_STUB_LIB_FILE}\""
387
388	# Install time header dir can be set via --includedir
389	eval "TCL_INCLUDE_SPEC=\"-I${includedir}\""
390
391
392	eval "DLLSUFFIX=${DLLSUFFIX}"
393	eval "LIBPREFIX=${LIBPREFIX}"
394	eval "LIBSUFFIX=${LIBSUFFIX}"
395	eval "EXESUFFIX=${EXESUFFIX}"
396
397	CFG_TCL_SHARED_LIB_SUFFIX=${TCL_SHARED_LIB_SUFFIX}
398	CFG_TCL_UNSHARED_LIB_SUFFIX=${TCL_UNSHARED_LIB_SUFFIX}
399	CFG_TCL_EXPORT_FILE_SUFFIX=${TCL_EXPORT_FILE_SUFFIX}
400
401	#--------------------------------------------------------------------
402	# Adjust the defines for how the resources are built depending
403	# on symbols and static vs. shared.
404	#--------------------------------------------------------------------
405
406	if test ${SHARED_BUILD} = 0 ; then
407	if test "${DBGX}" = "g"; then
408	RC_DEFINES="${RC_DEFINE} STATIC_BUILD ${RC_DEFINE} DEBUG"
409	else
410	RC_DEFINES="${RC_DEFINE} STATIC_BUILD"
411	fi
412	else
413	if test "${DBGX}" = "g"; then
414	RC_DEFINES="${RC_DEFINE} DEBUG"
415	else
416	RC_DEFINES=""
417	fi
418	fi
419
420	#--------------------------------------------------------------------
421	# The statements below define the symbol TCL_PACKAGE_PATH, which
422	# gives a list of directories that may contain packages. The list
423	# consists of one directory for machine-dependent binaries and
424	# another for platform-independent scripts.
425	#--------------------------------------------------------------------
426
427	if test "$prefix/lib" != "$libdir"; then
428	TCL_PACKAGE_PATH="${libdir} ${prefix}/lib"
429	else
430	TCL_PACKAGE_PATH="${prefix}/lib"
431	fi
432
433	AC_SUBST(TCL_VERSION)
434	AC_SUBST(TCL_MAJOR_VERSION)
435	AC_SUBST(TCL_MINOR_VERSION)
436	AC_SUBST(TCL_PATCH_LEVEL)
437
438	AC_SUBST(TCL_LIB_FILE)
439	AC_SUBST(TCL_LIB_FLAG)
440	# empty on win
441	AC_SUBST(TCL_LIB_SPEC)
442	AC_SUBST(TCL_STUB_LIB_FILE)
443	AC_SUBST(TCL_STUB_LIB_FLAG)
444	AC_SUBST(TCL_STUB_LIB_SPEC)
445	AC_SUBST(TCL_STUB_LIB_PATH)
446	AC_SUBST(TCL_INCLUDE_SPEC)
447	AC_SUBST(TCL_BUILD_STUB_LIB_SPEC)
448	AC_SUBST(TCL_BUILD_STUB_LIB_PATH)
449	AC_SUBST(TCL_DLL_FILE)
450
451	AC_SUBST(TCL_SRC_DIR)
452	AC_SUBST(TCL_BIN_DIR)
453	AC_SUBST(TCL_DBGX)
454	AC_SUBST(CFG_TCL_SHARED_LIB_SUFFIX)
455	AC_SUBST(CFG_TCL_UNSHARED_LIB_SUFFIX)
456	AC_SUBST(CFG_TCL_EXPORT_FILE_SUFFIX)
457
458	# win/tcl.m4 doesn't set (CFLAGS)
459	AC_SUBST(CFLAGS_DEFAULT)
460	AC_SUBST(EXTRA_CFLAGS)
461	AC_SUBST(CYGPATH)
462	AC_SUBST(DEPARG)
463	AC_SUBST(CC_OBJNAME)
464	AC_SUBST(CC_EXENAME)
465
466	# win/tcl.m4 doesn't set (LDFLAGS)
467	AC_SUBST(LDFLAGS_DEFAULT)
468	AC_SUBST(LDFLAGS_DEBUG)
469	AC_SUBST(LDFLAGS_OPTIMIZE)
470	AC_SUBST(LDFLAGS_CONSOLE)
471	AC_SUBST(LDFLAGS_WINDOW)
472	AC_SUBST(AR)
473	AC_SUBST(RANLIB)
474
475	AC_SUBST(STLIB_LD)
476	AC_SUBST(SHLIB_LD)
477	AC_SUBST(SHLIB_LD_LIBS)
478	AC_SUBST(SHLIB_CFLAGS)
479	AC_SUBST(SHLIB_SUFFIX)
480	AC_SUBST(TCL_SHARED_BUILD)
481
482	AC_SUBST(LIBS)
483	AC_SUBST(LIBS_GUI)
484	AC_SUBST(DLLSUFFIX)
485	AC_SUBST(LIBPREFIX)
486	AC_SUBST(LIBSUFFIX)
487	AC_SUBST(EXESUFFIX)
488	AC_SUBST(LIBRARIES)
489	AC_SUBST(MAKE_LIB)
490	AC_SUBST(POST_MAKE_LIB)
491	AC_SUBST(MAKE_DLL)
492	AC_SUBST(MAKE_EXE)
493
494	# empty on win, but needs sub'ing
495	AC_SUBST(TCL_BUILD_LIB_SPEC)
496	AC_SUBST(TCL_LD_SEARCH_FLAGS)
497	AC_SUBST(TCL_NEEDS_EXP_FILE)
498	AC_SUBST(TCL_BUILD_EXP_FILE)
499	AC_SUBST(TCL_EXP_FILE)
500	AC_SUBST(DL_LIBS)
501	AC_SUBST(TCL_LIB_VERSIONS_OK)
502	AC_SUBST(TCL_PACKAGE_PATH)
503
504	# win only
505	AC_SUBST(TCL_DDE_VERSION)
506	AC_SUBST(TCL_DDE_MAJOR_VERSION)
507	AC_SUBST(TCL_DDE_MINOR_VERSION)
508	AC_SUBST(TCL_DDE_PATCH_LEVEL)
509	AC_SUBST(TCL_REG_VERSION)
510	AC_SUBST(TCL_REG_MAJOR_VERSION)
511	AC_SUBST(TCL_REG_MINOR_VERSION)
512	AC_SUBST(TCL_REG_PATCH_LEVEL)
513
514	AC_SUBST(RC)
515	AC_SUBST(RC_OUT)
516	AC_SUBST(RC_TYPE)
517	AC_SUBST(RC_INCLUDE)
518	AC_SUBST(RC_DEFINE)
519	AC_SUBST(RC_DEFINES)
520	AC_SUBST(RES)
521
522	AC_OUTPUT(Makefile tclConfig.sh tcl.hpj)

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