Commit | Line | Data |
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c906108c SS |
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> | |
3 | ||
7d928dac PA |
4 | # Keep these includes in sync with the aclocal_m4_deps list in |
5 | # Makefile.in. | |
6 | ||
c971b7fa PA |
7 | sinclude(acx_configure_dir.m4) |
8 | ||
17ef446e PA |
9 | # This gets GDB_AC_LIBMCHECK. |
10 | sinclude(libmcheck.m4) | |
11 | ||
f6a88844 JM |
12 | # This gets GDB_AC_TRANSFORM. |
13 | sinclude(transform.m4) | |
14 | ||
c906108c | 15 | dnl gdb/configure.in uses BFD_NEED_DECLARATION, so get its definition. |
85981d60 | 16 | sinclude(../bfd/bfd.m4) |
c906108c | 17 | |
7d928dac | 18 | dnl This gets the standard macros. |
c906108c SS |
19 | sinclude(../config/acinclude.m4) |
20 | ||
7d928dac PA |
21 | dnl This gets AC_PLUGINS, needed by ACX_LARGEFILE. |
22 | sinclude(../config/plugins.m4) | |
23 | ||
24 | dnl For ACX_LARGEFILE. | |
25 | sinclude(../config/largefile.m4) | |
26 | ||
27 | dnl For AM_SET_LEADING_DOT. | |
28 | sinclude(../config/lead-dot.m4) | |
29 | ||
30 | dnl This gets autoconf bugfixes. | |
fdc59709 PB |
31 | sinclude(../config/override.m4) |
32 | ||
7d928dac | 33 | dnl For ZW_GNU_GETTEXT_SISTER_DIR. |
20e95c23 | 34 | sinclude(../config/gettext-sister.m4) |
85981d60 | 35 | |
7fa2210b DJ |
36 | dnl For AC_LIB_HAVE_LINKFLAGS. |
37 | sinclude(../config/lib-ld.m4) | |
38 | sinclude(../config/lib-prefix.m4) | |
39 | sinclude(../config/lib-link.m4) | |
40 | ||
c16158bc JM |
41 | dnl For ACX_PKGVERSION and ACX_BUGURL. |
42 | sinclude(../config/acx.m4) | |
43 | ||
5062cc19 KS |
44 | dnl for TCL definitions |
45 | sinclude(../config/tcl.m4) | |
46 | ||
a417dc56 RW |
47 | dnl For dependency tracking macros. |
48 | sinclude([../config/depstand.m4]) | |
49 | ||
a8111142 TT |
50 | dnl For AM_LC_MESSAGES |
51 | sinclude([../config/lcmessage.m4]) | |
52 | ||
6c7a06a3 TT |
53 | dnl For AM_LANGINFO_CODESET. |
54 | sinclude([../config/codeset.m4]) | |
55 | ||
b040ad30 JB |
56 | sinclude([../config/zlib.m4]) |
57 | ||
3266f10b TT |
58 | m4_include([common/common.m4]) |
59 | ||
07697489 PA |
60 | dnl For libiberty_INIT. |
61 | m4_include(libiberty.m4) | |
62 | ||
56157b4a AC |
63 | ## ----------------------------------------- ## |
64 | ## ANSIfy the C compiler whenever possible. ## | |
65 | ## From Franc,ois Pinard ## | |
66 | ## ----------------------------------------- ## | |
67 | ||
32d0add0 | 68 | # Copyright (C) 1996-2015 Free Software Foundation, Inc. |
56157b4a AC |
69 | |
70 | # This program is free software; you can redistribute it and/or modify | |
71 | # it under the terms of the GNU General Public License as published by | |
72 | # the Free Software Foundation; either version 2, or (at your option) | |
73 | # any later version. | |
74 | ||
75 | # This program is distributed in the hope that it will be useful, | |
76 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
77 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
78 | # GNU General Public License for more details. | |
79 | ||
80 | # You should have received a copy of the GNU General Public License | |
7785b880 | 81 | # along with this program; if not, see <http://www.gnu.org/licenses/>. |
56157b4a AC |
82 | |
83 | # serial 1 | |
84 | ||
85 | # @defmac AC_PROG_CC_STDC | |
86 | # @maindex PROG_CC_STDC | |
87 | # @ovindex CC | |
88 | # If the C compiler in not in ANSI C mode by default, try to add an option | |
89 | # to output variable @code{CC} to make it so. This macro tries various | |
90 | # options that select ANSI C on some system or another. It considers the | |
91 | # compiler to be in ANSI C mode if it handles function prototypes correctly. | |
92 | # | |
93 | # If you use this macro, you should check after calling it whether the C | |
94 | # compiler has been set to accept ANSI C; if not, the shell variable | |
95 | # @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source | |
96 | # code in ANSI C, you can make an un-ANSIfied copy of it by using the | |
97 | # program @code{ansi2knr}, which comes with Ghostscript. | |
98 | # @end defmac | |
99 | ||
100 | AC_DEFUN([AM_PROG_CC_STDC], | |
101 | [AC_REQUIRE([AC_PROG_CC]) | |
102 | AC_BEFORE([$0], [AC_C_INLINE]) | |
103 | AC_BEFORE([$0], [AC_C_CONST]) | |
104 | dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require | |
105 | dnl a magic option to avoid problems with ANSI preprocessor commands | |
106 | dnl like #elif. | |
107 | dnl FIXME: can't do this because then AC_AIX won't work due to a | |
108 | dnl circular dependency. | |
109 | dnl AC_BEFORE([$0], [AC_PROG_CPP]) | |
110 | AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C]) | |
111 | AC_CACHE_VAL(am_cv_prog_cc_stdc, | |
112 | [am_cv_prog_cc_stdc=no | |
113 | ac_save_CC="$CC" | |
114 | # Don't try gcc -ansi; that turns off useful extensions and | |
115 | # breaks some systems' header files. | |
116 | # AIX -qlanglvl=ansi | |
117 | # Ultrix and OSF/1 -std1 | |
118 | # HP-UX 10.20 and later -Ae | |
119 | # HP-UX older versions -Aa -D_HPUX_SOURCE | |
120 | # SVR4 -Xc -D__EXTENSIONS__ | |
121 | for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" | |
122 | do | |
123 | CC="$ac_save_CC $ac_arg" | |
124 | AC_TRY_COMPILE( | |
125 | [#include <stdarg.h> | |
126 | #include <stdio.h> | |
127 | #include <sys/types.h> | |
128 | #include <sys/stat.h> | |
129 | /* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ | |
130 | struct buf { int x; }; | |
131 | FILE * (*rcsopen) (struct buf *, struct stat *, int); | |
132 | static char *e (p, i) | |
133 | char **p; | |
134 | int i; | |
135 | { | |
136 | return p[i]; | |
137 | } | |
138 | static char *f (char * (*g) (char **, int), char **p, ...) | |
139 | { | |
140 | char *s; | |
141 | va_list v; | |
142 | va_start (v,p); | |
143 | s = g (p, va_arg (v,int)); | |
144 | va_end (v); | |
145 | return s; | |
146 | } | |
147 | int test (int i, double x); | |
148 | struct s1 {int (*f) (int a);}; | |
149 | struct s2 {int (*f) (double a);}; | |
150 | int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); | |
151 | int argc; | |
152 | char **argv; | |
153 | ], [ | |
154 | return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; | |
155 | ], | |
156 | [am_cv_prog_cc_stdc="$ac_arg"; break]) | |
157 | done | |
158 | CC="$ac_save_CC" | |
159 | ]) | |
160 | if test -z "$am_cv_prog_cc_stdc"; then | |
161 | AC_MSG_RESULT([none needed]) | |
162 | else | |
163 | AC_MSG_RESULT([$am_cv_prog_cc_stdc]) | |
164 | fi | |
165 | case "x$am_cv_prog_cc_stdc" in | |
166 | x|xno) ;; | |
167 | *) CC="$CC $am_cv_prog_cc_stdc" ;; | |
168 | esac | |
169 | ]) | |
234b45d4 | 170 | |
03b952fd JB |
171 | dnl Originally from Bruno Haible, but with some modifications |
172 | dnl for the GDB project. | |
234b45d4 KB |
173 | |
174 | AC_DEFUN([AM_ICONV], | |
175 | [ | |
176 | dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and | |
177 | dnl those with the standalone portable GNU libiconv installed). | |
178 | ||
179 | AC_ARG_WITH([libiconv-prefix], | |
d2596e2e | 180 | AS_HELP_STRING([--with-libiconv-prefix=DIR], [search for libiconv in DIR/include and DIR/lib]), [ |
234b45d4 | 181 | for dir in `echo "$withval" | tr : ' '`; do |
94ae1714 TT |
182 | if test -d $dir/include; then LIBICONV_INCLUDE="-I$dir/include"; fi |
183 | if test -d $dir/lib; then LIBICONV_LIBDIR="-L$dir/lib"; fi | |
234b45d4 KB |
184 | done |
185 | ]) | |
186 | ||
f18c4681 | 187 | BUILD_LIBICONV_LIBDIRS="../libiconv/lib/.libs ../libiconv/lib/_libs" |
6c7a06a3 TT |
188 | BUILD_LIBICONV_INCLUDE="-I../libiconv/include" |
189 | ||
234b45d4 KB |
190 | AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ |
191 | am_cv_func_iconv="no, consider installing GNU libiconv" | |
192 | am_cv_lib_iconv=no | |
6c7a06a3 | 193 | am_cv_use_build_libiconv=no |
f0f20949 | 194 | am_cv_build_libiconv_path= |
94ae1714 | 195 | |
4edb1e84 JB |
196 | # If libiconv is part of the build tree, then try using it over |
197 | # any system iconv. | |
198 | if test -d ../libiconv; then | |
f18c4681 JB |
199 | for lib_dir in $BUILD_LIBICONV_LIBDIRS; do |
200 | am_save_LIBS="$LIBS" | |
201 | am_save_CPPFLAGS="$CPPFLAGS" | |
202 | LIBS="$LIBS $lib_dir/libiconv.a" | |
203 | CPPFLAGS="$CPPFLAGS $BUILD_LIBICONV_INCLUDE" | |
204 | AC_TRY_LINK([#include <stdlib.h> | |
234b45d4 | 205 | #include <iconv.h>], |
f18c4681 JB |
206 | [iconv_t cd = iconv_open("",""); |
207 | iconv(cd,NULL,NULL,NULL,NULL); | |
208 | iconv_close(cd);], | |
209 | am_cv_use_build_libiconv=yes | |
f0f20949 | 210 | am_cv_build_libiconv_path=$lib_dir/libiconv.a |
f18c4681 JB |
211 | am_cv_lib_iconv=yes |
212 | am_cv_func_iconv=yes) | |
213 | LIBS="$am_save_LIBS" | |
214 | CPPFLAGS="$am_save_CPPFLAGS" | |
215 | if test "$am_cv_use_build_libiconv" = "yes"; then | |
f18c4681 JB |
216 | break |
217 | fi | |
218 | done | |
234b45d4 | 219 | fi |
94ae1714 | 220 | |
4edb1e84 JB |
221 | # Next, try to find iconv in libc. |
222 | if test "$am_cv_func_iconv" != yes; then | |
223 | AC_TRY_LINK([#include <stdlib.h> | |
224 | #include <iconv.h>], | |
225 | [iconv_t cd = iconv_open("",""); | |
226 | iconv(cd,NULL,NULL,NULL,NULL); | |
227 | iconv_close(cd);], | |
228 | am_cv_func_iconv=yes) | |
229 | fi | |
230 | ||
231 | # If iconv was not in libc, try -liconv. In this case, arrange to | |
232 | # look in the libiconv prefix, if it was specified by the user. | |
233 | if test "$am_cv_func_iconv" != yes; then | |
6c7a06a3 | 234 | am_save_CPPFLAGS="$CPPFLAGS" |
4edb1e84 JB |
235 | am_save_LIBS="$LIBS" |
236 | if test -n "$LIBICONV_INCLUDE"; then | |
237 | CPPFLAGS="$CPPFLAGS $LIBICONV_INCLUDE" | |
238 | LIBS="$LIBS $LIBICONV_LIBDIR" | |
239 | fi | |
240 | LIBS="$LIBS -liconv" | |
6c7a06a3 TT |
241 | AC_TRY_LINK([#include <stdlib.h> |
242 | #include <iconv.h>], | |
243 | [iconv_t cd = iconv_open("",""); | |
244 | iconv(cd,NULL,NULL,NULL,NULL); | |
245 | iconv_close(cd);], | |
246 | am_cv_lib_iconv=yes | |
247 | am_cv_func_iconv=yes) | |
248 | LIBS="$am_save_LIBS" | |
fc3b640d | 249 | CPPFLAGS="$am_save_CPPFLAGS" |
6c7a06a3 | 250 | fi |
234b45d4 | 251 | ]) |
94ae1714 TT |
252 | |
253 | # Set the various flags based on the cache variables. We can't rely | |
254 | # on the flags to remain set from the above code, due to caching. | |
fc3b640d TT |
255 | LIBICONV= |
256 | if test "$am_cv_lib_iconv" = yes; then | |
257 | LIBICONV="-liconv" | |
94ae1714 TT |
258 | else |
259 | LIBICONV_LIBDIR= | |
260 | LIBICONV_INCLUDE= | |
fc3b640d TT |
261 | fi |
262 | if test "$am_cv_use_build_libiconv" = yes; then | |
f0f20949 | 263 | LIBICONV="$am_cv_build_libiconv_path" |
f18c4681 | 264 | LIBICONV_LIBDIR="" |
fc3b640d TT |
265 | LIBICONV_INCLUDE="$BUILD_LIBICONV_INCLUDE" |
266 | fi | |
267 | CPPFLAGS="$CPPFLAGS $LIBICONV_INCLUDE" | |
268 | LIBS="$LIBS $LIBICONV_LIBDIR $LIBICONV" | |
94ae1714 | 269 | |
234b45d4 KB |
270 | if test "$am_cv_func_iconv" = yes; then |
271 | AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) | |
272 | AC_MSG_CHECKING([for iconv declaration]) | |
273 | AC_CACHE_VAL(am_cv_proto_iconv, [ | |
274 | AC_TRY_COMPILE([ | |
275 | #include <stdlib.h> | |
276 | #include <iconv.h> | |
277 | extern | |
278 | #ifdef __cplusplus | |
279 | "C" | |
280 | #endif | |
281 | #if defined(__STDC__) || defined(__cplusplus) | |
282 | size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); | |
283 | #else | |
284 | size_t iconv(); | |
285 | #endif | |
286 | ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const") | |
287 | am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) | |
288 | am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` | |
289 | AC_MSG_RESULT([$]{ac_t:- | |
290 | }[$]am_cv_proto_iconv) | |
291 | AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, | |
292 | [Define as const if the declaration of iconv() needs const.]) | |
293 | fi | |
234b45d4 | 294 | ]) |
14abd0fb | 295 | |
5b5d99cf JB |
296 | dnl written by Guido Draheim <guidod@gmx.de>, original by Alexandre Oliva |
297 | dnl Version 1.3 (2001/03/02) | |
298 | dnl source http://www.gnu.org/software/ac-archive/Miscellaneous/ac_define_dir.html | |
299 | ||
300 | AC_DEFUN([AC_DEFINE_DIR], [ | |
301 | test "x$prefix" = xNONE && prefix="$ac_default_prefix" | |
302 | test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' | |
303 | ac_define_dir=`eval echo [$]$2` | |
304 | ac_define_dir=`eval echo [$]ac_define_dir` | |
305 | ifelse($3, , | |
306 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir"), | |
307 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3)) | |
308 | ]) | |
309 | ||
b9362cc7 AC |
310 | dnl See whether we need a declaration for a function. |
311 | dnl The result is highly dependent on the INCLUDES passed in, so make sure | |
312 | dnl to use a different cache variable name in this macro if it is invoked | |
313 | dnl in a different context somewhere else. | |
314 | dnl gcc_AC_CHECK_DECL(SYMBOL, | |
315 | dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]]) | |
da78b0e7 | 316 | AC_DEFUN([gcc_AC_CHECK_DECL], |
b9362cc7 AC |
317 | [AC_MSG_CHECKING([whether $1 is declared]) |
318 | AC_CACHE_VAL(gcc_cv_have_decl_$1, | |
319 | [AC_TRY_COMPILE([$4], | |
320 | [#ifndef $1 | |
321 | char *(*pfn) = (char *(*)) $1 ; | |
322 | #endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")]) | |
323 | if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then | |
324 | AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2]) | |
325 | else | |
326 | AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3]) | |
327 | fi | |
328 | ])dnl | |
329 | ||
330 | dnl Check multiple functions to see whether each needs a declaration. | |
331 | dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate. | |
332 | dnl gcc_AC_CHECK_DECLS(SYMBOLS, | |
333 | dnl [ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]]) | |
da78b0e7 | 334 | AC_DEFUN([gcc_AC_CHECK_DECLS], |
b9362cc7 AC |
335 | [for ac_func in $1 |
336 | do | |
337 | changequote(, )dnl | |
338 | ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
339 | changequote([, ])dnl | |
340 | gcc_AC_CHECK_DECL($ac_func, | |
341 | [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2], | |
342 | [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3], | |
343 | dnl It is possible that the include files passed in here are local headers | |
344 | dnl which supply a backup declaration for the relevant prototype based on | |
345 | dnl the definition of (or lack of) the HAVE_DECL_ macro. If so, this test | |
346 | dnl will always return success. E.g. see libiberty.h's handling of | |
347 | dnl `basename'. To avoid this, we define the relevant HAVE_DECL_ macro to | |
348 | dnl 1 so that any local headers used do not provide their own prototype | |
349 | dnl during this test. | |
350 | #undef $ac_tr_decl | |
351 | #define $ac_tr_decl 1 | |
352 | $4 | |
353 | ) | |
354 | done | |
355 | dnl Automatically generate config.h entries via autoheader. | |
356 | if test x = y ; then | |
357 | patsubst(translit([$1], [a-z], [A-Z]), [\w+], | |
358 | [AC_DEFINE([HAVE_DECL_\&], 1, | |
359 | [Define to 1 if we found this declaration otherwise define to 0.])])dnl | |
360 | fi | |
361 | ]) | |
362 | ||
5062cc19 KS |
363 | dnl Find the location of the private Tcl headers |
364 | dnl When Tcl is installed, this is TCL_INCLUDE_SPEC/tcl-private/generic | |
365 | dnl When Tcl is in the build tree, this is not needed. | |
366 | dnl | |
367 | dnl Note: you must use first use SC_LOAD_TCLCONFIG! | |
368 | AC_DEFUN([CY_AC_TCL_PRIVATE_HEADERS], [ | |
369 | AC_MSG_CHECKING([for Tcl private headers]) | |
370 | private_dir="" | |
371 | dir=`echo ${TCL_INCLUDE_SPEC}/tcl-private/generic | sed -e s/-I//` | |
372 | if test -f ${dir}/tclInt.h ; then | |
373 | private_dir=${dir} | |
374 | fi | |
375 | ||
376 | if test x"${private_dir}" = x; then | |
377 | AC_ERROR(could not find private Tcl headers) | |
378 | else | |
379 | TCL_PRIVATE_INCLUDE="-I${private_dir}" | |
380 | AC_MSG_RESULT(${private_dir}) | |
381 | fi | |
382 | ]) | |
383 | ||
384 | dnl Find the location of the private Tk headers | |
385 | dnl When Tk is installed, this is TK_INCLUDE_SPEC/tk-private/generic | |
386 | dnl When Tk is in the build tree, this not needed. | |
387 | dnl | |
388 | dnl Note: you must first use SC_LOAD_TKCONFIG | |
389 | AC_DEFUN([CY_AC_TK_PRIVATE_HEADERS], [ | |
390 | AC_MSG_CHECKING([for Tk private headers]) | |
391 | private_dir="" | |
392 | dir=`echo ${TK_INCLUDE_SPEC}/tk-private/generic | sed -e s/-I//` | |
393 | if test -f ${dir}/tkInt.h; then | |
394 | private_dir=${dir} | |
395 | fi | |
396 | ||
397 | if test x"${private_dir}" = x; then | |
398 | AC_ERROR(could not find Tk private headers) | |
399 | else | |
400 | TK_PRIVATE_INCLUDE="-I${private_dir}" | |
401 | AC_MSG_RESULT(${private_dir}) | |
402 | fi | |
403 | ]) | |
b14b1491 | 404 | |
0c4a4063 DE |
405 | dnl GDB_AC_DEFINE_RELOCATABLE([VARIABLE], [ARG-NAME], [SHELL-VARIABLE]) |
406 | dnl For use in processing directory values for --with-foo. | |
407 | dnl If the path in SHELL_VARIABLE is relative to the prefix, then the | |
b14b1491 TT |
408 | dnl result is relocatable, then this will define the C macro |
409 | dnl VARIABLE_RELOCATABLE to 1; otherwise it is defined as 0. | |
0c4a4063 | 410 | AC_DEFUN([GDB_AC_DEFINE_RELOCATABLE], [ |
b14b1491 TT |
411 | if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then |
412 | if test "x$prefix" = xNONE; then | |
413 | test_prefix=/usr/local | |
414 | else | |
415 | test_prefix=$prefix | |
416 | fi | |
417 | else | |
418 | test_prefix=$exec_prefix | |
419 | fi | |
420 | value=0 | |
0c4a4063 | 421 | case [$3] in |
b14b1491 TT |
422 | "${test_prefix}"|"${test_prefix}/"*|\ |
423 | '${exec_prefix}'|'${exec_prefix}/'*) | |
424 | value=1 | |
425 | ;; | |
426 | esac | |
427 | AC_DEFINE_UNQUOTED([$1]_RELOCATABLE, $value, [Define if the $2 directory should be relocated when GDB is moved.]) | |
0c4a4063 DE |
428 | ]) |
429 | ||
430 | dnl GDB_AC_WITH_DIR([VARIABLE], [ARG-NAME], [HELP], [DEFAULT]) | |
431 | dnl Add a new --with option that defines a directory. | |
432 | dnl The result is stored in VARIABLE. AC_DEFINE_DIR is called | |
433 | dnl on this variable, as is AC_SUBST. | |
434 | dnl ARG-NAME is the base name of the argument (without "--with"). | |
435 | dnl HELP is the help text to use. | |
436 | dnl If the user's choice is relative to the prefix, then the | |
437 | dnl result is relocatable, then this will define the C macro | |
438 | dnl VARIABLE_RELOCATABLE to 1; otherwise it is defined as 0. | |
439 | dnl DEFAULT is the default value, which is used if the user | |
440 | dnl does not specify the argument. | |
441 | AC_DEFUN([GDB_AC_WITH_DIR], [ | |
442 | AC_ARG_WITH([$2], AS_HELP_STRING([--with-][$2][=PATH], [$3]), [ | |
443 | [$1]=$withval], [[$1]=[$4]]) | |
444 | AC_DEFINE_DIR([$1], [$1], [$3]) | |
445 | AC_SUBST([$1]) | |
446 | GDB_AC_DEFINE_RELOCATABLE([$1], [$2], ${ac_define_dir}) | |
b14b1491 | 447 | ]) |
def63ff0 TT |
448 | |
449 | dnl GDB_AC_CHECK_BFD([MESSAGE], [CV], [CODE], [HEADER]) | |
450 | dnl Check whether BFD provides a feature. | |
451 | dnl MESSAGE is the "checking" message to display. | |
452 | dnl CV is the name of the cache variable where the result is stored. | |
453 | dnl The result will be "yes" or "no". | |
454 | dnl CODE is some code to compile that checks for the feature. | |
455 | dnl A link test is run. | |
456 | dnl HEADER is the name of an extra BFD header to include. | |
457 | AC_DEFUN([GDB_AC_CHECK_BFD], [ | |
458 | OLD_CFLAGS=$CFLAGS | |
459 | OLD_LDFLAGS=$LDFLAGS | |
460 | OLD_LIBS=$LIBS | |
461 | # Put the old CFLAGS/LDFLAGS last, in case the user's (C|LD)FLAGS | |
462 | # points somewhere with bfd, with -I/foo/lib and -L/foo/lib. We | |
463 | # always want our bfd. | |
464 | CFLAGS="-I${srcdir}/../include -I../bfd -I${srcdir}/../bfd $CFLAGS" | |
465 | LDFLAGS="-L../bfd -L../libiberty $LDFLAGS" | |
466 | intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'` | |
def63ff0 TT |
467 | LIBS="-lbfd -liberty $intl $LIBS" |
468 | AC_CACHE_CHECK([$1], [$2], | |
469 | [AC_TRY_LINK( | |
470 | [#include <stdlib.h> | |
471 | #include "bfd.h" | |
472 | #include "$4" | |
473 | ], | |
474 | [return $3;], [[$2]=yes], [[$2]=no])]) | |
475 | CFLAGS=$OLD_CFLAGS | |
476 | LDFLAGS=$OLD_LDFLAGS | |
477 | LIBS=$OLD_LIBS]) | |
e76c5d17 DE |
478 | |
479 | dnl GDB_GUILE_PROGRAM_NAMES([PKG-CONFIG], [VERSION]) | |
480 | dnl | |
481 | dnl Define and substitute 'GUILD' to contain the absolute file name of | |
482 | dnl the 'guild' command for VERSION, using PKG-CONFIG. (This is | |
483 | dnl similar to Guile's 'GUILE_PROGS' macro.) | |
484 | AC_DEFUN([GDB_GUILE_PROGRAM_NAMES], [ | |
485 | AC_CACHE_CHECK([for the absolute file name of the 'guild' command], | |
486 | [ac_cv_guild_program_name], | |
d342a0da | 487 | [ac_cv_guild_program_name="`$1 --variable guild $2`" |
e76c5d17 DE |
488 | |
489 | # In Guile up to 2.0.11 included, guile-2.0.pc would not define | |
490 | # the 'guild' and 'bindir' variables. In that case, try to guess | |
491 | # what the program name is, at the risk of getting it wrong if | |
492 | # Guile was configured with '--program-suffix' or similar. | |
493 | if test "x$ac_cv_guild_program_name" = "x"; then | |
d342a0da | 494 | guile_exec_prefix="`$1 --variable exec_prefix $2`" |
e76c5d17 DE |
495 | ac_cv_guild_program_name="$guile_exec_prefix/bin/guild" |
496 | fi | |
497 | ]) | |
498 | ||
499 | if ! "$ac_cv_guild_program_name" --version >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then | |
500 | AC_MSG_ERROR(['$ac_cv_guild_program_name' appears to be unusable]) | |
501 | fi | |
502 | ||
503 | GUILD="$ac_cv_guild_program_name" | |
504 | AC_SUBST([GUILD]) | |
505 | ]) | |
506 | ||
507 | dnl GDB_GUILD_TARGET_FLAG | |
508 | dnl | |
509 | dnl Compute the value of GUILD_TARGET_FLAG. | |
510 | dnl For native builds this is empty. | |
511 | dnl For cross builds this is --target=<host>. | |
512 | AC_DEFUN([GDB_GUILD_TARGET_FLAG], [ | |
513 | if test "$cross_compiling" = no; then | |
514 | GUILD_TARGET_FLAG= | |
515 | else | |
516 | GUILD_TARGET_FLAG="--target=$host" | |
517 | fi | |
518 | AC_SUBST(GUILD_TARGET_FLAG) | |
519 | ]) | |
520 | ||
521 | dnl GDB_TRY_GUILD([SRC-FILE]) | |
522 | dnl | |
523 | dnl We precompile the .scm files and install them with gdb, so make sure | |
524 | dnl guild works for this host. | |
525 | dnl The .scm files are precompiled for several reasons: | |
526 | dnl 1) To silence Guile during gdb startup (Guile's auto-compilation output | |
527 | dnl is unnecessarily verbose). | |
528 | dnl 2) Make gdb developers see compilation errors/warnings during the build, | |
529 | dnl and not leave it to later when the user runs gdb. | |
530 | dnl 3) As a convenience for the user, so that one copy of the files is built | |
531 | dnl instead of one copy per user. | |
532 | dnl | |
533 | dnl Make sure guild can handle this host by trying to compile SRC-FILE, and | |
534 | dnl setting ac_cv_guild_ok to yes or no. | |
535 | dnl Note that guild can handle cross-compilation. | |
536 | dnl It could happen that guild can't handle the host, but guile would still | |
537 | dnl work. For the time being we're conservative, and if guild doesn't work | |
538 | dnl we punt. | |
539 | AC_DEFUN([GDB_TRY_GUILD], [ | |
540 | AC_REQUIRE([GDB_GUILD_TARGET_FLAG]) | |
541 | AC_CACHE_CHECK([whether guild supports this host], | |
542 | [ac_cv_guild_ok], | |
543 | [echo "$ac_cv_guild_program_name compile $GUILD_TARGET_FLAG -o conftest.go $1" >&AS_MESSAGE_LOG_FD | |
544 | if "$ac_cv_guild_program_name" compile $GUILD_TARGET_FLAG -o conftest.go "$1" >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then | |
545 | ac_cv_guild_ok=yes | |
546 | else | |
547 | ac_cv_guild_ok=no | |
548 | fi]) | |
549 | ]) |