ddraw: Fix an incorrect refcount test.
[wine] / aclocal.m4
1 dnl Macros used to build the Wine configure script
2 dnl
3 dnl Copyright 2002 Alexandre Julliard
4 dnl
5 dnl This library is free software; you can redistribute it and/or
6 dnl modify it under the terms of the GNU Lesser General Public
7 dnl License as published by the Free Software Foundation; either
8 dnl version 2.1 of the License, or (at your option) any later version.
9 dnl
10 dnl This library is distributed in the hope that it will be useful,
11 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
12 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 dnl Lesser General Public License for more details.
14 dnl
15 dnl You should have received a copy of the GNU Lesser General Public
16 dnl License along with this library; if not, write to the Free Software
17 dnl Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 dnl
19 dnl As a special exception to the GNU Lesser General Public License,
20 dnl if you distribute this file as part of a program that contains a
21 dnl configuration script generated by Autoconf, you may include it
22 dnl under the same distribution terms that you use for the rest of
23 dnl that program.
24
25 dnl **** Get the ldd program name; used by WINE_GET_SONAME ****
26 dnl
27 dnl Usage: WINE_PATH_LDD
28 dnl
29 AC_DEFUN([WINE_PATH_LDD],[AC_PATH_PROG(LDD,ldd,true,/sbin:/usr/sbin:$PATH)])
30
31 dnl **** Extract the soname of a library ****
32 dnl
33 dnl Usage: WINE_CHECK_SONAME(library, function, [action-if-found, [action-if-not-found, [other_libraries, [pattern]]]])
34 dnl
35 AC_DEFUN([WINE_CHECK_SONAME],
36 [AC_REQUIRE([WINE_PATH_LDD])dnl
37 AS_VAR_PUSHDEF([ac_Lib],[ac_cv_lib_soname_$1])dnl
38 m4_pushdef([ac_lib_pattern],m4_default([$6],[lib$1]))dnl
39 AC_MSG_CHECKING([for -l$1])
40 AC_CACHE_VAL(ac_Lib,
41 [ac_check_soname_save_LIBS=$LIBS
42 LIBS="-l$1 $5 $LIBS"
43   AC_LINK_IFELSE([AC_LANG_CALL([], [$2])],
44   [case "$LIBEXT" in
45     dll) ;;
46     dylib) AS_VAR_SET(ac_Lib,[`otool -L conftest$ac_exeext | grep "ac_lib_pattern\\.[[0-9A-Za-z.]]*dylib" | sed -e "s/^.*\/\(ac_lib_pattern\.[[0-9A-Za-z.]]*dylib\).*$/\1/"';2,$d'`]) ;;
47     *) AS_VAR_SET(ac_Lib,[`$ac_cv_path_LDD conftest$ac_exeext | grep "ac_lib_pattern\\.$LIBEXT" | sed -e "s/^.*\(ac_lib_pattern\.$LIBEXT[[^      ]]*\).*$/\1/"';2,$d'`]) ;;
48   esac])
49   LIBS=$ac_check_soname_save_LIBS])dnl
50 AS_IF([test "x]AS_VAR_GET(ac_Lib)[" = "x"],
51       [AC_MSG_RESULT([not found])
52        $4],
53       [AC_MSG_RESULT(AS_VAR_GET(ac_Lib))
54        AC_DEFINE_UNQUOTED(AS_TR_CPP(SONAME_LIB$1),["]AS_VAR_GET(ac_Lib)["],
55                           [Define to the soname of the lib$1 library.])
56        $3])dnl
57 m4_popdef([ac_lib_pattern])dnl
58 AS_VAR_POPDEF([ac_Lib])])
59
60 dnl **** Link C code with an assembly file ****
61 dnl
62 dnl Usage: WINE_TRY_ASM_LINK(asm-code,includes,function,[action-if-found,[action-if-not-found]])
63 dnl
64 AC_DEFUN([WINE_TRY_ASM_LINK],
65 [AC_LINK_IFELSE(AC_LANG_PROGRAM([[$2]],[[asm($1); $3]]),[$4],[$5])])
66
67 dnl **** Check if we can link an empty program with special CFLAGS ****
68 dnl
69 dnl Usage: WINE_TRY_CFLAGS(flags,[action-if-yes,[action-if-no]])
70 dnl
71 dnl The default action-if-yes is to append the flags to EXTRACFLAGS.
72 dnl
73 AC_DEFUN([WINE_TRY_CFLAGS],
74 [AS_VAR_PUSHDEF([ac_var], ac_cv_cflags_[[$1]])dnl
75 AC_CACHE_CHECK([whether the compiler supports $1], ac_var,
76 [ac_wine_try_cflags_saved=$CFLAGS
77 CFLAGS="$CFLAGS $1"
78 AC_LINK_IFELSE(AC_LANG_SOURCE([int main(int argc, char *argv[]) { return 0; }]),
79                [AS_VAR_SET(ac_var,yes)], [AS_VAR_SET(ac_var,no)])
80 CFLAGS=$ac_wine_try_cflags_saved])
81 AS_IF([test AS_VAR_GET(ac_var) = yes],
82       [m4_default([$2], [EXTRACFLAGS="$EXTRACFLAGS $1"])], [$3])dnl
83 AS_VAR_POPDEF([ac_var])])
84
85 dnl **** Check if we can link an empty shared lib (no main) with special CFLAGS ****
86 dnl
87 dnl Usage: WINE_TRY_SHLIB_FLAGS(flags,[action-if-yes,[action-if-no]])
88 dnl
89 AC_DEFUN([WINE_TRY_SHLIB_FLAGS],
90 [ac_wine_try_cflags_saved=$CFLAGS
91 CFLAGS="$CFLAGS $1"
92 AC_LINK_IFELSE([void myfunc() {}],[$2],[$3])
93 CFLAGS=$ac_wine_try_cflags_saved])
94
95 dnl **** Check whether we need to define a symbol on the compiler command line ****
96 dnl
97 dnl Usage: WINE_CHECK_DEFINE(name),[action-if-yes,[action-if-no]])
98 dnl
99 AC_DEFUN([WINE_CHECK_DEFINE],
100 [AS_VAR_PUSHDEF([ac_var],[ac_cv_cpp_def_$1])dnl
101 AC_CACHE_CHECK([whether we need to define $1],ac_var,
102     AC_EGREP_CPP(yes,[#ifndef $1
103 yes
104 #endif],
105     [AS_VAR_SET(ac_var,yes)],[AS_VAR_SET(ac_var,no)]))
106 AS_IF([test AS_VAR_GET(ac_var) = yes],
107       [CFLAGS="$CFLAGS -D$1"
108   LINTFLAGS="$LINTFLAGS -D$1"])dnl
109 AS_VAR_POPDEF([ac_var])])
110
111 dnl **** Check for functions with some extra libraries ****
112 dnl
113 dnl Usage: WINE_CHECK_LIB_FUNCS(funcs,libs,[action-if-found,[action-if-not-found]])
114 dnl
115 AC_DEFUN([WINE_CHECK_LIB_FUNCS],
116 [ac_wine_check_funcs_save_LIBS="$LIBS"
117 LIBS="$LIBS $2"
118 AC_CHECK_FUNCS([$1],[$3],[$4])
119 LIBS="$ac_wine_check_funcs_save_LIBS"])
120
121 dnl **** Check for ln ****
122 dnl
123 dnl Usage: WINE_PROG_LN
124 dnl
125 AC_DEFUN([WINE_PROG_LN],
126 [AC_MSG_CHECKING([whether ln works])
127 rm -f conf$$ conf$$.file
128 echo >conf$$.file
129 if ln conf$$.file conf$$ 2>/dev/null; then
130   AC_SUBST(LN,ln)
131   AC_MSG_RESULT([yes])
132 else
133   AC_SUBST(LN,["cp -p"])
134   AC_MSG_RESULT([no, using $LN])
135 fi
136 rm -f conf$$ conf$$.file])
137
138 dnl **** Check for a mingw program, trying the various mingw prefixes ****
139 dnl
140 dnl Usage: WINE_CHECK_MINGW_PROG(variable,prog,[value-if-not-found],[path])
141 dnl
142 AC_DEFUN([WINE_CHECK_MINGW_PROG],
143 [case "$host_cpu" in
144   i[[3456789]]86*)
145     ac_prefix_list="m4_foreach([ac_wine_prefix],[pc-mingw32, mingw32msvc, mingw32],
146                         m4_foreach([ac_wine_cpu],[i686,i586,i486,i386],[ac_wine_cpu-ac_wine_prefix-$2 ]))" ;;
147   x86_64)
148     ac_prefix_list="m4_foreach([ac_wine_prefix],[pc-mingw32,w64-mingw32],[x86_64-ac_wine_prefix-$2 ])" ;;
149   *)
150     ac_prefix_list="" ;;
151 esac
152 AC_CHECK_PROGS([$1],[$ac_prefix_list],[$3],[$4])])
153
154
155 dnl **** Create nonexistent directories from config.status ****
156 dnl
157 dnl Usage: WINE_CONFIG_EXTRA_DIR(dirname)
158 dnl
159 AC_DEFUN([WINE_CONFIG_EXTRA_DIR],
160 [AC_CONFIG_COMMANDS([$1],[test -d "$1" || (AC_MSG_NOTICE([creating $1]) && mkdir "$1")])])
161
162 dnl **** Create a make rules file from config.status ****
163 dnl
164 dnl Usage: WINE_CONFIG_MAKERULES(file,var,deps)
165 dnl
166 AC_DEFUN([WINE_CONFIG_MAKERULES],
167 [ALL_MAKERULES="$ALL_MAKERULES \\
168         $1"
169 ALL_MAKEFILE_DEPENDS="$ALL_MAKEFILE_DEPENDS
170 $1: m4_ifval([$3],[$1.in $3],[$1.in])"
171 $2=$1
172 AC_SUBST_FILE([$2])dnl
173 AC_CONFIG_FILES([$1])])
174
175 dnl **** Create a makefile from config.status ****
176 dnl
177 dnl Usage: WINE_CONFIG_MAKEFILE(file,deps,prefix,var,enable)
178 dnl
179 AC_DEFUN([WINE_CONFIG_MAKEFILE],
180 [m4_pushdef([ac_dir],m4_bpatsubst([$1],[^\($3/?\(.*\)/\)?Makefile$],[\2]))dnl
181 m4_ifval(ac_dir,[ALL_MAKEFILES="$ALL_MAKEFILES \\
182         $1"])
183 AS_VAR_PUSHDEF([ac_enable],m4_default([$5],[enable_]ac_dir))dnl
184 m4_ifval([$4],[test "x$ac_enable" != xno]m4_foreach([ac_var],[$4],[ && ac_var="$ac_var \\
185         ac_dir"]))
186 AS_VAR_POPDEF([ac_enable])dnl
187 ALL_MAKEFILE_DEPENDS="$ALL_MAKEFILE_DEPENDS
188 [$1: ]m4_ifval([$2],[$1.in $2],[$1.in])"
189 AC_CONFIG_FILES([$1])dnl
190 m4_popdef([ac_dir])])
191
192 dnl **** Add a message to the list displayed at the end ****
193 dnl
194 dnl Usage: WINE_NOTICE(notice)
195 dnl Usage: WINE_NOTICE_WITH(with_flag, test, notice)
196 dnl Usage: WINE_WARNING(warning)
197 dnl Usage: WINE_WARNING_WITH(with_flag, test, warning)
198 dnl Usage: WINE_PRINT_MESSAGES
199 dnl
200 AC_DEFUN([WINE_NOTICE],[wine_notices="$wine_notices|$1"])
201 AC_DEFUN([WINE_WARNING],[wine_warnings="$wine_warnings|$1"])
202
203 AC_DEFUN([WINE_NOTICE_WITH],[AS_IF([$2],[case "x$with_$1" in
204   x)   WINE_NOTICE([$3]) ;;
205   xno) ;;
206   *)   AC_MSG_ERROR([$3
207 This is an error since --with-$1 was requested.]) ;;
208 esac])])
209
210 AC_DEFUN([WINE_WARNING_WITH],[AS_IF([$2],[case "x$with_$1" in
211   x)   WINE_WARNING([$3]) ;;
212   xno) ;;
213   *)   AC_MSG_ERROR([$3
214 This is an error since --with-$1 was requested.]) ;;
215 esac])])
216
217 AC_DEFUN([WINE_ERROR_WITH],[AS_IF([$2],[case "x$with_$1" in
218   xno) ;;
219   *)   AC_MSG_ERROR([$3
220 Use the --without-$1 option if you really want this.]) ;;
221 esac])])
222
223 AC_DEFUN([WINE_PRINT_MESSAGES],[ac_save_IFS="$IFS"
224 if test "x$wine_notices != "x; then
225     echo >&AS_MESSAGE_FD
226     IFS="|"
227     for msg in $wine_notices; do
228         IFS="$ac_save_IFS"
229         if test -n "$msg"; then
230             AC_MSG_NOTICE([$msg])
231         fi
232     done
233 fi
234 IFS="|"
235 for msg in $wine_warnings; do
236     IFS="$ac_save_IFS"
237     if test -n "$msg"; then
238         echo >&2
239         AC_MSG_WARN([$msg])
240     fi
241 done
242 IFS="$ac_save_IFS"])
243
244 dnl Local Variables:
245 dnl compile-command: "autoreconf --warnings=all"
246 dnl End: