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 | ||
c906108c | 12 | dnl gdb/configure.in uses BFD_NEED_DECLARATION, so get its definition. |
85981d60 | 13 | sinclude(../bfd/bfd.m4) |
c906108c | 14 | |
7d928dac | 15 | dnl This gets the standard macros. |
c906108c SS |
16 | sinclude(../config/acinclude.m4) |
17 | ||
7d928dac PA |
18 | dnl This gets AC_PLUGINS, needed by ACX_LARGEFILE. |
19 | sinclude(../config/plugins.m4) | |
20 | ||
21 | dnl For ACX_LARGEFILE. | |
22 | sinclude(../config/largefile.m4) | |
23 | ||
24 | dnl For AM_SET_LEADING_DOT. | |
25 | sinclude(../config/lead-dot.m4) | |
26 | ||
27 | dnl This gets autoconf bugfixes. | |
fdc59709 PB |
28 | sinclude(../config/override.m4) |
29 | ||
7d928dac | 30 | dnl For ZW_GNU_GETTEXT_SISTER_DIR. |
20e95c23 | 31 | sinclude(../config/gettext-sister.m4) |
85981d60 | 32 | |
7fa2210b DJ |
33 | dnl For AC_LIB_HAVE_LINKFLAGS. |
34 | sinclude(../config/lib-ld.m4) | |
35 | sinclude(../config/lib-prefix.m4) | |
36 | sinclude(../config/lib-link.m4) | |
37 | ||
c16158bc JM |
38 | dnl For ACX_PKGVERSION and ACX_BUGURL. |
39 | sinclude(../config/acx.m4) | |
40 | ||
5062cc19 KS |
41 | dnl for TCL definitions |
42 | sinclude(../config/tcl.m4) | |
43 | ||
a417dc56 RW |
44 | dnl For dependency tracking macros. |
45 | sinclude([../config/depstand.m4]) | |
46 | ||
a8111142 TT |
47 | dnl For AM_LC_MESSAGES |
48 | sinclude([../config/lcmessage.m4]) | |
49 | ||
6c7a06a3 TT |
50 | dnl For AM_LANGINFO_CODESET. |
51 | sinclude([../config/codeset.m4]) | |
52 | ||
b040ad30 JB |
53 | sinclude([../config/zlib.m4]) |
54 | ||
56157b4a AC |
55 | ## ----------------------------------------- ## |
56 | ## ANSIfy the C compiler whenever possible. ## | |
57 | ## From Franc,ois Pinard ## | |
58 | ## ----------------------------------------- ## | |
59 | ||
28e7fd62 | 60 | # Copyright (C) 1996-2013 Free Software Foundation, Inc. |
56157b4a AC |
61 | |
62 | # This program is free software; you can redistribute it and/or modify | |
63 | # it under the terms of the GNU General Public License as published by | |
64 | # the Free Software Foundation; either version 2, or (at your option) | |
65 | # any later version. | |
66 | ||
67 | # This program is distributed in the hope that it will be useful, | |
68 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
69 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
70 | # GNU General Public License for more details. | |
71 | ||
72 | # You should have received a copy of the GNU General Public License | |
7785b880 | 73 | # along with this program; if not, see <http://www.gnu.org/licenses/>. |
56157b4a AC |
74 | |
75 | # serial 1 | |
76 | ||
77 | # @defmac AC_PROG_CC_STDC | |
78 | # @maindex PROG_CC_STDC | |
79 | # @ovindex CC | |
80 | # If the C compiler in not in ANSI C mode by default, try to add an option | |
81 | # to output variable @code{CC} to make it so. This macro tries various | |
82 | # options that select ANSI C on some system or another. It considers the | |
83 | # compiler to be in ANSI C mode if it handles function prototypes correctly. | |
84 | # | |
85 | # If you use this macro, you should check after calling it whether the C | |
86 | # compiler has been set to accept ANSI C; if not, the shell variable | |
87 | # @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source | |
88 | # code in ANSI C, you can make an un-ANSIfied copy of it by using the | |
89 | # program @code{ansi2knr}, which comes with Ghostscript. | |
90 | # @end defmac | |
91 | ||
92 | AC_DEFUN([AM_PROG_CC_STDC], | |
93 | [AC_REQUIRE([AC_PROG_CC]) | |
94 | AC_BEFORE([$0], [AC_C_INLINE]) | |
95 | AC_BEFORE([$0], [AC_C_CONST]) | |
96 | dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require | |
97 | dnl a magic option to avoid problems with ANSI preprocessor commands | |
98 | dnl like #elif. | |
99 | dnl FIXME: can't do this because then AC_AIX won't work due to a | |
100 | dnl circular dependency. | |
101 | dnl AC_BEFORE([$0], [AC_PROG_CPP]) | |
102 | AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C]) | |
103 | AC_CACHE_VAL(am_cv_prog_cc_stdc, | |
104 | [am_cv_prog_cc_stdc=no | |
105 | ac_save_CC="$CC" | |
106 | # Don't try gcc -ansi; that turns off useful extensions and | |
107 | # breaks some systems' header files. | |
108 | # AIX -qlanglvl=ansi | |
109 | # Ultrix and OSF/1 -std1 | |
110 | # HP-UX 10.20 and later -Ae | |
111 | # HP-UX older versions -Aa -D_HPUX_SOURCE | |
112 | # SVR4 -Xc -D__EXTENSIONS__ | |
113 | for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" | |
114 | do | |
115 | CC="$ac_save_CC $ac_arg" | |
116 | AC_TRY_COMPILE( | |
117 | [#include <stdarg.h> | |
118 | #include <stdio.h> | |
119 | #include <sys/types.h> | |
120 | #include <sys/stat.h> | |
121 | /* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ | |
122 | struct buf { int x; }; | |
123 | FILE * (*rcsopen) (struct buf *, struct stat *, int); | |
124 | static char *e (p, i) | |
125 | char **p; | |
126 | int i; | |
127 | { | |
128 | return p[i]; | |
129 | } | |
130 | static char *f (char * (*g) (char **, int), char **p, ...) | |
131 | { | |
132 | char *s; | |
133 | va_list v; | |
134 | va_start (v,p); | |
135 | s = g (p, va_arg (v,int)); | |
136 | va_end (v); | |
137 | return s; | |
138 | } | |
139 | int test (int i, double x); | |
140 | struct s1 {int (*f) (int a);}; | |
141 | struct s2 {int (*f) (double a);}; | |
142 | int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); | |
143 | int argc; | |
144 | char **argv; | |
145 | ], [ | |
146 | return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; | |
147 | ], | |
148 | [am_cv_prog_cc_stdc="$ac_arg"; break]) | |
149 | done | |
150 | CC="$ac_save_CC" | |
151 | ]) | |
152 | if test -z "$am_cv_prog_cc_stdc"; then | |
153 | AC_MSG_RESULT([none needed]) | |
154 | else | |
155 | AC_MSG_RESULT([$am_cv_prog_cc_stdc]) | |
156 | fi | |
157 | case "x$am_cv_prog_cc_stdc" in | |
158 | x|xno) ;; | |
159 | *) CC="$CC $am_cv_prog_cc_stdc" ;; | |
160 | esac | |
161 | ]) | |
234b45d4 | 162 | |
03b952fd JB |
163 | dnl Originally from Bruno Haible, but with some modifications |
164 | dnl for the GDB project. | |
234b45d4 KB |
165 | |
166 | AC_DEFUN([AM_ICONV], | |
167 | [ | |
168 | dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and | |
169 | dnl those with the standalone portable GNU libiconv installed). | |
170 | ||
171 | AC_ARG_WITH([libiconv-prefix], | |
d2596e2e | 172 | AS_HELP_STRING([--with-libiconv-prefix=DIR], [search for libiconv in DIR/include and DIR/lib]), [ |
234b45d4 | 173 | for dir in `echo "$withval" | tr : ' '`; do |
94ae1714 TT |
174 | if test -d $dir/include; then LIBICONV_INCLUDE="-I$dir/include"; fi |
175 | if test -d $dir/lib; then LIBICONV_LIBDIR="-L$dir/lib"; fi | |
234b45d4 KB |
176 | done |
177 | ]) | |
178 | ||
f18c4681 | 179 | BUILD_LIBICONV_LIBDIRS="../libiconv/lib/.libs ../libiconv/lib/_libs" |
6c7a06a3 TT |
180 | BUILD_LIBICONV_INCLUDE="-I../libiconv/include" |
181 | ||
234b45d4 KB |
182 | AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ |
183 | am_cv_func_iconv="no, consider installing GNU libiconv" | |
184 | am_cv_lib_iconv=no | |
6c7a06a3 | 185 | am_cv_use_build_libiconv=no |
f0f20949 | 186 | am_cv_build_libiconv_path= |
94ae1714 | 187 | |
4edb1e84 JB |
188 | # If libiconv is part of the build tree, then try using it over |
189 | # any system iconv. | |
190 | if test -d ../libiconv; then | |
f18c4681 JB |
191 | for lib_dir in $BUILD_LIBICONV_LIBDIRS; do |
192 | am_save_LIBS="$LIBS" | |
193 | am_save_CPPFLAGS="$CPPFLAGS" | |
194 | LIBS="$LIBS $lib_dir/libiconv.a" | |
195 | CPPFLAGS="$CPPFLAGS $BUILD_LIBICONV_INCLUDE" | |
196 | AC_TRY_LINK([#include <stdlib.h> | |
234b45d4 | 197 | #include <iconv.h>], |
f18c4681 JB |
198 | [iconv_t cd = iconv_open("",""); |
199 | iconv(cd,NULL,NULL,NULL,NULL); | |
200 | iconv_close(cd);], | |
201 | am_cv_use_build_libiconv=yes | |
f0f20949 | 202 | am_cv_build_libiconv_path=$lib_dir/libiconv.a |
f18c4681 JB |
203 | am_cv_lib_iconv=yes |
204 | am_cv_func_iconv=yes) | |
205 | LIBS="$am_save_LIBS" | |
206 | CPPFLAGS="$am_save_CPPFLAGS" | |
207 | if test "$am_cv_use_build_libiconv" = "yes"; then | |
f18c4681 JB |
208 | break |
209 | fi | |
210 | done | |
234b45d4 | 211 | fi |
94ae1714 | 212 | |
4edb1e84 JB |
213 | # Next, try to find iconv in libc. |
214 | if test "$am_cv_func_iconv" != yes; then | |
215 | AC_TRY_LINK([#include <stdlib.h> | |
216 | #include <iconv.h>], | |
217 | [iconv_t cd = iconv_open("",""); | |
218 | iconv(cd,NULL,NULL,NULL,NULL); | |
219 | iconv_close(cd);], | |
220 | am_cv_func_iconv=yes) | |
221 | fi | |
222 | ||
223 | # If iconv was not in libc, try -liconv. In this case, arrange to | |
224 | # look in the libiconv prefix, if it was specified by the user. | |
225 | if test "$am_cv_func_iconv" != yes; then | |
6c7a06a3 | 226 | am_save_CPPFLAGS="$CPPFLAGS" |
4edb1e84 JB |
227 | am_save_LIBS="$LIBS" |
228 | if test -n "$LIBICONV_INCLUDE"; then | |
229 | CPPFLAGS="$CPPFLAGS $LIBICONV_INCLUDE" | |
230 | LIBS="$LIBS $LIBICONV_LIBDIR" | |
231 | fi | |
232 | LIBS="$LIBS -liconv" | |
6c7a06a3 TT |
233 | AC_TRY_LINK([#include <stdlib.h> |
234 | #include <iconv.h>], | |
235 | [iconv_t cd = iconv_open("",""); | |
236 | iconv(cd,NULL,NULL,NULL,NULL); | |
237 | iconv_close(cd);], | |
238 | am_cv_lib_iconv=yes | |
239 | am_cv_func_iconv=yes) | |
240 | LIBS="$am_save_LIBS" | |
fc3b640d | 241 | CPPFLAGS="$am_save_CPPFLAGS" |
6c7a06a3 | 242 | fi |
234b45d4 | 243 | ]) |
94ae1714 TT |
244 | |
245 | # Set the various flags based on the cache variables. We can't rely | |
246 | # on the flags to remain set from the above code, due to caching. | |
fc3b640d TT |
247 | LIBICONV= |
248 | if test "$am_cv_lib_iconv" = yes; then | |
249 | LIBICONV="-liconv" | |
94ae1714 TT |
250 | else |
251 | LIBICONV_LIBDIR= | |
252 | LIBICONV_INCLUDE= | |
fc3b640d TT |
253 | fi |
254 | if test "$am_cv_use_build_libiconv" = yes; then | |
f0f20949 | 255 | LIBICONV="$am_cv_build_libiconv_path" |
f18c4681 | 256 | LIBICONV_LIBDIR="" |
fc3b640d TT |
257 | LIBICONV_INCLUDE="$BUILD_LIBICONV_INCLUDE" |
258 | fi | |
259 | CPPFLAGS="$CPPFLAGS $LIBICONV_INCLUDE" | |
260 | LIBS="$LIBS $LIBICONV_LIBDIR $LIBICONV" | |
94ae1714 | 261 | |
234b45d4 KB |
262 | if test "$am_cv_func_iconv" = yes; then |
263 | AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) | |
264 | AC_MSG_CHECKING([for iconv declaration]) | |
265 | AC_CACHE_VAL(am_cv_proto_iconv, [ | |
266 | AC_TRY_COMPILE([ | |
267 | #include <stdlib.h> | |
268 | #include <iconv.h> | |
269 | extern | |
270 | #ifdef __cplusplus | |
271 | "C" | |
272 | #endif | |
273 | #if defined(__STDC__) || defined(__cplusplus) | |
274 | size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); | |
275 | #else | |
276 | size_t iconv(); | |
277 | #endif | |
278 | ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const") | |
279 | am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) | |
280 | am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` | |
281 | AC_MSG_RESULT([$]{ac_t:- | |
282 | }[$]am_cv_proto_iconv) | |
283 | AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, | |
284 | [Define as const if the declaration of iconv() needs const.]) | |
285 | fi | |
234b45d4 | 286 | ]) |
14abd0fb | 287 | |
5b5d99cf JB |
288 | dnl written by Guido Draheim <guidod@gmx.de>, original by Alexandre Oliva |
289 | dnl Version 1.3 (2001/03/02) | |
290 | dnl source http://www.gnu.org/software/ac-archive/Miscellaneous/ac_define_dir.html | |
291 | ||
292 | AC_DEFUN([AC_DEFINE_DIR], [ | |
293 | test "x$prefix" = xNONE && prefix="$ac_default_prefix" | |
294 | test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' | |
295 | ac_define_dir=`eval echo [$]$2` | |
296 | ac_define_dir=`eval echo [$]ac_define_dir` | |
297 | ifelse($3, , | |
298 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir"), | |
299 | AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3)) | |
300 | ]) | |
301 | ||
b9362cc7 AC |
302 | dnl See whether we need a declaration for a function. |
303 | dnl The result is highly dependent on the INCLUDES passed in, so make sure | |
304 | dnl to use a different cache variable name in this macro if it is invoked | |
305 | dnl in a different context somewhere else. | |
306 | dnl gcc_AC_CHECK_DECL(SYMBOL, | |
307 | dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]]) | |
da78b0e7 | 308 | AC_DEFUN([gcc_AC_CHECK_DECL], |
b9362cc7 AC |
309 | [AC_MSG_CHECKING([whether $1 is declared]) |
310 | AC_CACHE_VAL(gcc_cv_have_decl_$1, | |
311 | [AC_TRY_COMPILE([$4], | |
312 | [#ifndef $1 | |
313 | char *(*pfn) = (char *(*)) $1 ; | |
314 | #endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")]) | |
315 | if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then | |
316 | AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2]) | |
317 | else | |
318 | AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3]) | |
319 | fi | |
320 | ])dnl | |
321 | ||
322 | dnl Check multiple functions to see whether each needs a declaration. | |
323 | dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate. | |
324 | dnl gcc_AC_CHECK_DECLS(SYMBOLS, | |
325 | dnl [ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]]) | |
da78b0e7 | 326 | AC_DEFUN([gcc_AC_CHECK_DECLS], |
b9362cc7 AC |
327 | [for ac_func in $1 |
328 | do | |
329 | changequote(, )dnl | |
330 | ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
331 | changequote([, ])dnl | |
332 | gcc_AC_CHECK_DECL($ac_func, | |
333 | [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2], | |
334 | [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3], | |
335 | dnl It is possible that the include files passed in here are local headers | |
336 | dnl which supply a backup declaration for the relevant prototype based on | |
337 | dnl the definition of (or lack of) the HAVE_DECL_ macro. If so, this test | |
338 | dnl will always return success. E.g. see libiberty.h's handling of | |
339 | dnl `basename'. To avoid this, we define the relevant HAVE_DECL_ macro to | |
340 | dnl 1 so that any local headers used do not provide their own prototype | |
341 | dnl during this test. | |
342 | #undef $ac_tr_decl | |
343 | #define $ac_tr_decl 1 | |
344 | $4 | |
345 | ) | |
346 | done | |
347 | dnl Automatically generate config.h entries via autoheader. | |
348 | if test x = y ; then | |
349 | patsubst(translit([$1], [a-z], [A-Z]), [\w+], | |
350 | [AC_DEFINE([HAVE_DECL_\&], 1, | |
351 | [Define to 1 if we found this declaration otherwise define to 0.])])dnl | |
352 | fi | |
353 | ]) | |
354 | ||
5062cc19 KS |
355 | dnl Find the location of the private Tcl headers |
356 | dnl When Tcl is installed, this is TCL_INCLUDE_SPEC/tcl-private/generic | |
357 | dnl When Tcl is in the build tree, this is not needed. | |
358 | dnl | |
359 | dnl Note: you must use first use SC_LOAD_TCLCONFIG! | |
360 | AC_DEFUN([CY_AC_TCL_PRIVATE_HEADERS], [ | |
361 | AC_MSG_CHECKING([for Tcl private headers]) | |
362 | private_dir="" | |
363 | dir=`echo ${TCL_INCLUDE_SPEC}/tcl-private/generic | sed -e s/-I//` | |
364 | if test -f ${dir}/tclInt.h ; then | |
365 | private_dir=${dir} | |
366 | fi | |
367 | ||
368 | if test x"${private_dir}" = x; then | |
369 | AC_ERROR(could not find private Tcl headers) | |
370 | else | |
371 | TCL_PRIVATE_INCLUDE="-I${private_dir}" | |
372 | AC_MSG_RESULT(${private_dir}) | |
373 | fi | |
374 | ]) | |
375 | ||
376 | dnl Find the location of the private Tk headers | |
377 | dnl When Tk is installed, this is TK_INCLUDE_SPEC/tk-private/generic | |
378 | dnl When Tk is in the build tree, this not needed. | |
379 | dnl | |
380 | dnl Note: you must first use SC_LOAD_TKCONFIG | |
381 | AC_DEFUN([CY_AC_TK_PRIVATE_HEADERS], [ | |
382 | AC_MSG_CHECKING([for Tk private headers]) | |
383 | private_dir="" | |
384 | dir=`echo ${TK_INCLUDE_SPEC}/tk-private/generic | sed -e s/-I//` | |
385 | if test -f ${dir}/tkInt.h; then | |
386 | private_dir=${dir} | |
387 | fi | |
388 | ||
389 | if test x"${private_dir}" = x; then | |
390 | AC_ERROR(could not find Tk private headers) | |
391 | else | |
392 | TK_PRIVATE_INCLUDE="-I${private_dir}" | |
393 | AC_MSG_RESULT(${private_dir}) | |
394 | fi | |
395 | ]) | |
b14b1491 | 396 | |
0c4a4063 DE |
397 | dnl GDB_AC_DEFINE_RELOCATABLE([VARIABLE], [ARG-NAME], [SHELL-VARIABLE]) |
398 | dnl For use in processing directory values for --with-foo. | |
399 | dnl If the path in SHELL_VARIABLE is relative to the prefix, then the | |
b14b1491 TT |
400 | dnl result is relocatable, then this will define the C macro |
401 | dnl VARIABLE_RELOCATABLE to 1; otherwise it is defined as 0. | |
0c4a4063 | 402 | AC_DEFUN([GDB_AC_DEFINE_RELOCATABLE], [ |
b14b1491 TT |
403 | if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then |
404 | if test "x$prefix" = xNONE; then | |
405 | test_prefix=/usr/local | |
406 | else | |
407 | test_prefix=$prefix | |
408 | fi | |
409 | else | |
410 | test_prefix=$exec_prefix | |
411 | fi | |
412 | value=0 | |
0c4a4063 | 413 | case [$3] in |
b14b1491 TT |
414 | "${test_prefix}"|"${test_prefix}/"*|\ |
415 | '${exec_prefix}'|'${exec_prefix}/'*) | |
416 | value=1 | |
417 | ;; | |
418 | esac | |
419 | AC_DEFINE_UNQUOTED([$1]_RELOCATABLE, $value, [Define if the $2 directory should be relocated when GDB is moved.]) | |
0c4a4063 DE |
420 | ]) |
421 | ||
422 | dnl GDB_AC_WITH_DIR([VARIABLE], [ARG-NAME], [HELP], [DEFAULT]) | |
423 | dnl Add a new --with option that defines a directory. | |
424 | dnl The result is stored in VARIABLE. AC_DEFINE_DIR is called | |
425 | dnl on this variable, as is AC_SUBST. | |
426 | dnl ARG-NAME is the base name of the argument (without "--with"). | |
427 | dnl HELP is the help text to use. | |
428 | dnl If the user's choice is relative to the prefix, then the | |
429 | dnl result is relocatable, then this will define the C macro | |
430 | dnl VARIABLE_RELOCATABLE to 1; otherwise it is defined as 0. | |
431 | dnl DEFAULT is the default value, which is used if the user | |
432 | dnl does not specify the argument. | |
433 | AC_DEFUN([GDB_AC_WITH_DIR], [ | |
434 | AC_ARG_WITH([$2], AS_HELP_STRING([--with-][$2][=PATH], [$3]), [ | |
435 | [$1]=$withval], [[$1]=[$4]]) | |
436 | AC_DEFINE_DIR([$1], [$1], [$3]) | |
437 | AC_SUBST([$1]) | |
438 | GDB_AC_DEFINE_RELOCATABLE([$1], [$2], ${ac_define_dir}) | |
b14b1491 | 439 | ]) |
def63ff0 TT |
440 | |
441 | dnl GDB_AC_CHECK_BFD([MESSAGE], [CV], [CODE], [HEADER]) | |
442 | dnl Check whether BFD provides a feature. | |
443 | dnl MESSAGE is the "checking" message to display. | |
444 | dnl CV is the name of the cache variable where the result is stored. | |
445 | dnl The result will be "yes" or "no". | |
446 | dnl CODE is some code to compile that checks for the feature. | |
447 | dnl A link test is run. | |
448 | dnl HEADER is the name of an extra BFD header to include. | |
449 | AC_DEFUN([GDB_AC_CHECK_BFD], [ | |
450 | OLD_CFLAGS=$CFLAGS | |
451 | OLD_LDFLAGS=$LDFLAGS | |
452 | OLD_LIBS=$LIBS | |
453 | # Put the old CFLAGS/LDFLAGS last, in case the user's (C|LD)FLAGS | |
454 | # points somewhere with bfd, with -I/foo/lib and -L/foo/lib. We | |
455 | # always want our bfd. | |
456 | CFLAGS="-I${srcdir}/../include -I../bfd -I${srcdir}/../bfd $CFLAGS" | |
457 | LDFLAGS="-L../bfd -L../libiberty $LDFLAGS" | |
458 | intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'` | |
459 | # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>. | |
460 | if test "$plugins" = "yes"; then | |
a48b32c0 | 461 | AC_SEARCH_LIBS(dlopen, dl) |
def63ff0 TT |
462 | fi |
463 | LIBS="-lbfd -liberty $intl $LIBS" | |
464 | AC_CACHE_CHECK([$1], [$2], | |
465 | [AC_TRY_LINK( | |
466 | [#include <stdlib.h> | |
467 | #include "bfd.h" | |
468 | #include "$4" | |
469 | ], | |
470 | [return $3;], [[$2]=yes], [[$2]=no])]) | |
471 | CFLAGS=$OLD_CFLAGS | |
472 | LDFLAGS=$OLD_LDFLAGS | |
473 | LIBS=$OLD_LIBS]) |