| dnl Macros used to build the Wine configure script |
| dnl |
| dnl Copyright 2002 Alexandre Julliard |
| dnl |
| dnl This library is free software; you can redistribute it and/or |
| dnl modify it under the terms of the GNU Lesser General Public |
| dnl License as published by the Free Software Foundation; either |
| dnl version 2.1 of the License, or (at your option) any later version. |
| dnl |
| dnl This library is distributed in the hope that it will be useful, |
| dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
| dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| dnl Lesser General Public License for more details. |
| dnl |
| dnl You should have received a copy of the GNU Lesser General Public |
| dnl License along with this library; if not, write to the Free Software |
| dnl Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| dnl |
| dnl As a special exception to the GNU Lesser General Public License, |
| dnl if you distribute this file as part of a program that contains a |
| dnl configuration script generated by Autoconf, you may include it |
| dnl under the same distribution terms that you use for the rest of |
| dnl that program. |
| |
| dnl **** Get the ldd program name; used by WINE_GET_SONAME **** |
| dnl |
| dnl Usage: WINE_PATH_LDD |
| dnl |
| AC_DEFUN([WINE_PATH_LDD],[AC_PATH_PROG(LDD,ldd,true,/sbin:/usr/sbin:$PATH)]) |
| |
| dnl **** Extract the soname of a library **** |
| dnl |
| dnl Usage: WINE_GET_SONAME(LIBRARY, FUNCTION, [OTHER_LIBRARIES]) |
| dnl |
| AC_DEFUN([WINE_GET_SONAME], |
| [AC_REQUIRE([WINE_PATH_LDD])dnl |
| AS_VAR_PUSHDEF([ac_Lib],[ac_cv_lib_soname_$1])dnl |
| AC_CACHE_CHECK([for -l$1 soname], ac_Lib, |
| [ac_get_soname_save_LIBS=$LIBS |
| LIBS="-l$1 $3 $LIBS" |
| AC_LINK_IFELSE([AC_LANG_CALL([], [$2])], |
| [case "$LIBEXT" in |
| dylib) AS_VAR_SET(ac_Lib,[`otool -L conftest$ac_exeext | grep lib$1\\.[[0-9A-Za-z.]]*dylib | sed -e "s/^.*\/\(lib$1\.[[0-9A-Za-z.]]*dylib\).*$/\1/"';2,$d'`]) ;; |
| so) AS_VAR_SET(ac_Lib,[`$ac_cv_path_LDD conftest$ac_exeext | grep lib$1\\.so | sed -e "s/^.*\(lib$1\.so[[^ ]]*\).*$/\1/"';2,$d'`]) ;; |
| esac |
| if test "x$ac_Lib" = "x" |
| then |
| AS_VAR_SET(ac_Lib,"lib$1.$LIBEXT") |
| fi], |
| [AS_VAR_SET(ac_Lib,"lib$1.$LIBEXT")]) |
| LIBS=$ac_get_soname_save_LIBS]) |
| AS_VAR_SET_IF(ac_Lib,[AC_DEFINE_UNQUOTED(AS_TR_CPP(SONAME_LIB$1),["]AS_VAR_GET(ac_Lib)["], |
| [Define to the soname of the lib$1 library.])])dnl |
| AS_VAR_POPDEF([ac_Lib])]) |
| |
| dnl **** Link C code with an assembly file **** |
| dnl |
| dnl Usage: WINE_TRY_ASM_LINK(asm-code,includes,function,[action-if-found,[action-if-not-found]]) |
| dnl |
| AC_DEFUN([WINE_TRY_ASM_LINK], |
| [AC_TRY_LINK([void ac_asm(void) { asm([$1]); } |
| [$2]],[$3],[$4],[$5])]) |
| |
| dnl **** Check if we can link an empty program with special CFLAGS **** |
| dnl |
| dnl Usage: WINE_TRY_CFLAGS(flags,[action-if-yes,[action-if-no]]) |
| dnl |
| dnl The default action-if-yes is to append the flags to EXTRACFLAGS. |
| dnl |
| AC_DEFUN([WINE_TRY_CFLAGS], |
| [AS_VAR_PUSHDEF([ac_var], ac_cv_cflags_[[$1]])dnl |
| AC_CACHE_CHECK([whether the compiler supports $1], ac_var, |
| [ac_wine_try_cflags_saved=$CFLAGS |
| CFLAGS="$CFLAGS $1" |
| AC_TRY_LINK([],[], [AS_VAR_SET(ac_var,yes)], [AS_VAR_SET(ac_var,no)]) |
| CFLAGS=$ac_wine_try_cflags_saved]) |
| AS_IF([test AS_VAR_GET(ac_var) = yes], |
| [m4_default([$2], [EXTRACFLAGS="$EXTRACFLAGS $1"])], [$3])dnl |
| AS_VAR_POPDEF([ac_var])]) |
| |
| dnl **** Check if we can link an empty shared lib (no main) with special CFLAGS **** |
| dnl |
| dnl Usage: WINE_TRY_SHLIB_FLAGS(flags,[action-if-yes,[action-if-no]]) |
| dnl |
| AC_DEFUN([WINE_TRY_SHLIB_FLAGS], |
| [ac_wine_try_cflags_saved=$CFLAGS |
| CFLAGS="$CFLAGS $1" |
| AC_LINK_IFELSE([void myfunc() {}],[$2],[$3]) |
| CFLAGS=$ac_wine_try_cflags_saved]) |
| |
| dnl **** Check whether we need to define a symbol on the compiler command line **** |
| dnl |
| dnl Usage: WINE_CHECK_DEFINE(name),[action-if-yes,[action-if-no]]) |
| dnl |
| AC_DEFUN([WINE_CHECK_DEFINE], |
| [AS_VAR_PUSHDEF([ac_var],[ac_cv_cpp_def_$1])dnl |
| AC_CACHE_CHECK([whether we need to define $1],ac_var, |
| AC_EGREP_CPP(yes,[#ifndef $1 |
| yes |
| #endif], |
| [AS_VAR_SET(ac_var,yes)],[AS_VAR_SET(ac_var,no)])) |
| AS_IF([test AS_VAR_GET(ac_var) = yes], |
| [CFLAGS="$CFLAGS -D$1" |
| LINTFLAGS="$LINTFLAGS -D$1"])dnl |
| AS_VAR_POPDEF([ac_var])]) |
| |
| dnl **** Check for functions with some extra libraries **** |
| dnl |
| dnl Usage: WINE_CHECK_LIB_FUNCS(funcs,libs,[action-if-found,[action-if-not-found]]) |
| dnl |
| AC_DEFUN([WINE_CHECK_LIB_FUNCS], |
| [ac_wine_check_funcs_save_LIBS="$LIBS" |
| LIBS="$LIBS $2" |
| AC_CHECK_FUNCS([$1],[$3],[$4]) |
| LIBS="$ac_wine_check_funcs_save_LIBS"]) |
| |
| dnl **** Check for ln **** |
| dnl |
| dnl Usage: WINE_PROG_LN |
| dnl |
| AC_DEFUN([WINE_PROG_LN], |
| [AC_MSG_CHECKING([whether ln works]) |
| rm -f conf$$ conf$$.file |
| echo >conf$$.file |
| if ln conf$$.file conf$$ 2>/dev/null; then |
| AC_SUBST(LN,ln) |
| AC_MSG_RESULT([yes]) |
| else |
| AC_SUBST(LN,["cp -p"]) |
| AC_MSG_RESULT([no, using $LN]) |
| fi |
| rm -f conf$$ conf$$.file]) |
| |
| dnl **** Create nonexistent directories from config.status **** |
| dnl |
| dnl Usage: WINE_CONFIG_EXTRA_DIR(dirname) |
| dnl |
| AC_DEFUN([WINE_CONFIG_EXTRA_DIR], |
| [AC_CONFIG_COMMANDS([$1],[test -d "$1" || (AC_MSG_NOTICE([creating $1]) && mkdir "$1")])]) |
