Properly reset msg_thread when releasing the thread input structure.
[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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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_GET_SONAME(LIBRARY, FUNCTION, [OTHER_LIBRARIES])
34 dnl
35 AC_DEFUN([WINE_GET_SONAME],
36 [AC_REQUIRE([WINE_PATH_LDD])
37 AC_CACHE_CHECK([for -l$1 soname], ac_cv_lib_soname_$1,
38 [ac_get_soname_save_LIBS=$LIBS
39 LIBS="-l$1 $3 $LIBS"
40   AC_LINK_IFELSE([AC_LANG_CALL([], [$2])],
41   [ac_cv_lib_soname_$1=`$ac_cv_path_LDD conftest$ac_exeext | grep lib$1\\.$LIBEXT | sed "s/^.*\(lib$1\.$LIBEXT[[^        ]]*\).*$/\1/"`
42   if test "x$ac_cv_lib_soname_$1" = "x"
43   then
44      ac_cv_lib_soname_$1="lib$1.$LIBEXT"
45   fi],
46   [ac_cv_lib_soname_$1="lib$1.$LIBEXT"])
47   LIBS=$ac_get_soname_save_LIBS])
48 if test "x$ac_cv_lib_soname_$1" != xNONE
49 then AC_DEFINE_UNQUOTED(AS_TR_CPP(SONAME_LIB$1),"$ac_cv_lib_soname_$1",
50                         [Define to the soname of the lib$1 library.])dnl
51 fi])
52
53 dnl **** Link C code with an assembly file ****
54 dnl
55 dnl Usage: WINE_TRY_ASM_LINK(asm-code,includes,function,[action-if-found,[action-if-not-found]])
56 dnl
57 AC_DEFUN([WINE_TRY_ASM_LINK],
58 [AC_TRY_LINK([void ac_asm(void) { asm([$1]); }
59 [$2]],[$3],[$4],[$5])])
60
61 dnl **** Check if we can link an empty program with special CFLAGS ****
62 dnl
63 dnl Usage: WINE_TRY_CFLAGS(flags,[action-if-yes,[action-if-no]])
64 dnl
65 AC_DEFUN([WINE_TRY_CFLAGS],
66 [ac_wine_try_cflags_saved=$CFLAGS
67 CFLAGS="$CFLAGS $1"
68 AC_TRY_LINK([],[],[$2],[$3])
69 CFLAGS=$ac_wine_try_cflags_saved])
70
71 dnl **** Check whether we need to define a symbol on the compiler command line ****
72 dnl
73 dnl Usage: WINE_CHECK_DEFINE(name),[action-if-yes,[action-if-no]])
74 dnl
75 AC_DEFUN([WINE_CHECK_DEFINE],
76 [AS_VAR_PUSHDEF([ac_var],[ac_cv_cpp_def_$1])dnl
77 AC_CACHE_CHECK([whether we need to define $1],ac_var,
78     AC_EGREP_CPP(yes,[#ifndef $1
79 yes
80 #endif],
81     [AS_VAR_SET(ac_var,yes)],[AS_VAR_SET(ac_var,no)]))
82 AS_IF([test AS_VAR_GET(ac_var) = yes],
83       [CFLAGS="$CFLAGS -D$1"
84   LINTFLAGS="$LINTFLAGS -D$1"])dnl
85 AS_VAR_POPDEF([ac_var])])
86
87 dnl **** Check for ln ****
88 dnl
89 dnl Usage: WINE_PROG_LN
90 dnl
91 AC_DEFUN([WINE_PROG_LN],
92 [AC_MSG_CHECKING([whether ln works])
93 rm -f conf$$ conf$$.file
94 echo >conf$$.file
95 if ln conf$$.file conf$$ 2>/dev/null; then
96   AC_SUBST(LN,ln)
97   AC_MSG_RESULT([yes])
98 else
99   AC_SUBST(LN,["cp -p"])
100   AC_MSG_RESULT([no, using $LN])
101 fi
102 rm -f conf$$ conf$$.file])
103
104 dnl **** Create non-existent directories from config.status ****
105 dnl
106 dnl Usage: WINE_CONFIG_EXTRA_DIR(dirname)
107 dnl
108 AC_DEFUN([WINE_CONFIG_EXTRA_DIR],
109 [AC_CONFIG_COMMANDS([$1],[test -d "$1" || (AC_MSG_NOTICE([creating $1]) && mkdir "$1")])])