1 dnl Macros used to build the Wine configure script
3 dnl Copyright 2002 Alexandre Julliard
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.
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.
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
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
25 dnl **** Get the ldd program name; used by WINE_GET_SONAME ****
27 dnl Usage: WINE_PATH_LDD
29 AC_DEFUN([WINE_PATH_LDD],[AC_PATH_PROG(LDD,ldd,true,/sbin:/usr/sbin:$PATH)])
31 dnl **** Extract the soname of a library ****
33 dnl Usage: WINE_GET_SONAME(LIBRARY, FUNCTION, [OTHER_LIBRARIES])
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
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 -e "s/^.*\(lib$1\.$LIBEXT[[^ ]]*\).*$/\1/"';2,$d'`
42 if test "x$ac_cv_lib_soname_$1" = "x"
44 ac_cv_lib_soname_$1="lib$1.$LIBEXT"
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
53 dnl **** Link C code with an assembly file ****
55 dnl Usage: WINE_TRY_ASM_LINK(asm-code,includes,function,[action-if-found,[action-if-not-found]])
57 AC_DEFUN([WINE_TRY_ASM_LINK],
58 [AC_TRY_LINK([void ac_asm(void) { asm([$1]); }
59 [$2]],[$3],[$4],[$5])])
61 dnl **** Check if we can link an empty program with special CFLAGS ****
63 dnl Usage: WINE_TRY_CFLAGS(flags,[action-if-yes,[action-if-no]])
65 AC_DEFUN([WINE_TRY_CFLAGS],
66 [ac_wine_try_cflags_saved=$CFLAGS
68 AC_TRY_LINK([],[],[$2],[$3])
69 CFLAGS=$ac_wine_try_cflags_saved])
71 dnl **** Check if we can link an empty shared lib (no main) with special CFLAGS ****
73 dnl Usage: WINE_TRY_SHLIB_FLAGS(flags,[action-if-yes,[action-if-no]])
75 AC_DEFUN([WINE_TRY_SHLIB_FLAGS],
76 [ac_wine_try_cflags_saved=$CFLAGS
78 AC_LINK_IFELSE([void myfunc() {}],[$2],[$3])
79 CFLAGS=$ac_wine_try_cflags_saved])
81 dnl **** Check whether we need to define a symbol on the compiler command line ****
83 dnl Usage: WINE_CHECK_DEFINE(name),[action-if-yes,[action-if-no]])
85 AC_DEFUN([WINE_CHECK_DEFINE],
86 [AS_VAR_PUSHDEF([ac_var],[ac_cv_cpp_def_$1])dnl
87 AC_CACHE_CHECK([whether we need to define $1],ac_var,
88 AC_EGREP_CPP(yes,[#ifndef $1
91 [AS_VAR_SET(ac_var,yes)],[AS_VAR_SET(ac_var,no)]))
92 AS_IF([test AS_VAR_GET(ac_var) = yes],
93 [CFLAGS="$CFLAGS -D$1"
94 LINTFLAGS="$LINTFLAGS -D$1"])dnl
95 AS_VAR_POPDEF([ac_var])])
97 dnl **** Check for functions with some extra libraries ****
99 dnl Usage: WINE_CHECK_LIB_FUNCS(funcs,libs,[action-if-found,[action-if-not-found]])
101 AC_DEFUN([WINE_CHECK_LIB_FUNCS],
102 [ac_wine_check_funcs_save_LIBS="$LIBS"
104 AC_CHECK_FUNCS([$1],[$3],[$4])
105 LIBS="$ac_wine_check_funcs_save_LIBS"])
107 dnl **** Check for ln ****
109 dnl Usage: WINE_PROG_LN
111 AC_DEFUN([WINE_PROG_LN],
112 [AC_MSG_CHECKING([whether ln works])
113 rm -f conf$$ conf$$.file
115 if ln conf$$.file conf$$ 2>/dev/null; then
119 AC_SUBST(LN,["cp -p"])
120 AC_MSG_RESULT([no, using $LN])
122 rm -f conf$$ conf$$.file])
124 dnl **** Create nonexistent directories from config.status ****
126 dnl Usage: WINE_CONFIG_EXTRA_DIR(dirname)
128 AC_DEFUN([WINE_CONFIG_EXTRA_DIR],
129 [AC_CONFIG_COMMANDS([$1],[test -d "$1" || (AC_MSG_NOTICE([creating $1]) && mkdir "$1")])])