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