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 WINE_CHECK_HOST_TOOL(VARIABLE, PROG-TO-CHECK-FOR, [VALUE-IF-NOT-FOUND], [PATH])
  26 dnl
  27 dnl Like AC_CHECK_TOOL but without the broken fallback to non-prefixed name
  28 dnl
  29 AC_DEFUN([WINE_CHECK_HOST_TOOL],
  30 [AS_VAR_SET_IF([ac_tool_prefix],
  31   [AC_CHECK_PROG([$1],[${ac_tool_prefix}$2],[${ac_tool_prefix}$2],,[$4])])
  32 AS_VAR_IF([ac_cv_prog_$1],[],
  33   [AS_VAR_IF([cross_compiling],[yes],[],
  34     [AS_UNSET([ac_cv_prog_$1])
  35      AC_CHECK_PROG([$1],[$2],[$2],[$3],[$4])])],
  36 [AS_VAR_COPY([$1],[ac_cv_prog_$1])])])
  37
  38 dnl WINE_HEADER_MAJOR()
  39 dnl
  40 dnl Same as AC_HEADER_MAJOR but fixed to handle the glibc 2.25 sys/types.h breakage
  41 dnl
  42 AC_DEFUN([WINE_HEADER_MAJOR],
  43 [AC_CHECK_HEADER(sys/mkdev.h,
  44                 [AC_DEFINE(MAJOR_IN_MKDEV, 1,
  45                            [Define to 1 if `major', `minor', and `makedev' are
  46                             declared in <mkdev.h>.])])
  47 if test $ac_cv_header_sys_mkdev_h = no; then
  48   AC_CHECK_HEADER(sys/sysmacros.h,
  49                   [AC_DEFINE(MAJOR_IN_SYSMACROS, 1,
  50                              [Define to 1 if `major', `minor', and `makedev'
  51                               are declared in <sysmacros.h>.])])
  52 fi])
  53
  54 dnl **** Initialize the programs used by other checks ****
  55 dnl
  56 dnl Usage: WINE_PATH_SONAME_TOOLS
  57 dnl Usage: WINE_PATH_PKG_CONFIG
  58 dnl
  59 AC_DEFUN([WINE_PATH_SONAME_TOOLS],
  60 [AC_PATH_PROG(LDD,ldd,true,/sbin:/usr/sbin:$PATH)
  61 AC_CHECK_TOOL(OTOOL,otool,otool)
  62 AC_CHECK_TOOL(READELF,[readelf],true)])
  63
  64 AC_DEFUN([WINE_PATH_PKG_CONFIG],
  65 [WINE_CHECK_HOST_TOOL(PKG_CONFIG,[pkg-config])])
  66
  67 dnl **** Extract the soname of a library ****
  68 dnl
  69 dnl Usage: WINE_CHECK_SONAME(library, function, [action-if-found, [action-if-not-found, [other_libraries, [pattern]]]])
  70 dnl
  71 AC_DEFUN([WINE_CHECK_SONAME],
  72 [AC_REQUIRE([WINE_PATH_SONAME_TOOLS])dnl
  73 AS_VAR_PUSHDEF([ac_Lib],[ac_cv_lib_soname_$1])dnl
  74 m4_pushdef([ac_lib_pattern],m4_default([$6],[lib$1]))dnl
  75 AC_MSG_CHECKING([for -l$1])
  76 AC_CACHE_VAL(ac_Lib,
  77 [ac_check_soname_save_LIBS=$LIBS
  78 LIBS="-l$1 $5 $LIBS"
  79   AC_LINK_IFELSE([AC_LANG_CALL([], [$2])],
  80   [case "$LIBEXT" in
  81     dll) AS_VAR_SET(ac_Lib,[`$ac_cv_path_LDD conftest.exe | grep "$1" | sed -e "s/dll.*/dll/"';2,$d'`]) ;;
  82     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'`]) ;;
  83     *) AS_VAR_SET(ac_Lib,[`$READELF -d conftest$ac_exeext | grep "NEEDED.*ac_lib_pattern\\.$LIBEXT" | sed -e "s/^.*\\m4_dquote(\\(ac_lib_pattern\\.$LIBEXT[[^    ]]*\\)\\).*$/\1/"';2,$d'`])
  84        AS_VAR_IF([ac_Lib],[],
  85              [AS_VAR_SET(ac_Lib,[`$LDD conftest$ac_exeext | grep "ac_lib_pattern\\.$LIBEXT" | sed -e "s/^.*\(ac_lib_pattern\.$LIBEXT[[^  ]]*\).*$/\1/"';2,$d'`])]) ;;
  86   esac],
  87   [AS_VAR_SET(ac_Lib,[])])
  88   LIBS=$ac_check_soname_save_LIBS])dnl
  89 AS_VAR_IF([ac_Lib],[],
  90       [AC_MSG_RESULT([not found])
  91        $4],
  92       [AC_MSG_RESULT(AS_VAR_GET(ac_Lib))
  93        AC_DEFINE_UNQUOTED(AS_TR_CPP(SONAME_LIB$1),["]AS_VAR_GET(ac_Lib)["],
  94                           [Define to the soname of the lib$1 library.])
  95        $3])dnl
  96 m4_popdef([ac_lib_pattern])dnl
  97 AS_VAR_POPDEF([ac_Lib])])
  98
  99 dnl **** Get flags from pkg-config or alternate xxx-config program ****
 100 dnl
 101 dnl Usage: WINE_PACKAGE_FLAGS(var,pkg-name,[default-lib,[cflags-alternate,libs-alternate,[checks]]])
 102 dnl
 103 AC_DEFUN([WINE_PACKAGE_FLAGS],
 104 [AC_REQUIRE([WINE_PATH_PKG_CONFIG])dnl
 105 AS_VAR_PUSHDEF([ac_cflags],[[$1]_CFLAGS])dnl
 106 AS_VAR_PUSHDEF([ac_libs],[[$1]_LIBS])dnl
 107 AC_ARG_VAR(ac_cflags, [C compiler flags for $2, overriding pkg-config])dnl
 108 AS_VAR_IF([ac_cflags],[],
 109       [AS_VAR_SET_IF([PKG_CONFIG],
 110       [ac_cflags=`$PKG_CONFIG --cflags [$2] 2>/dev/null`])])
 111 m4_ifval([$4],[test "$cross_compiling" = yes || ac_cflags=[$]{ac_cflags:-[$4]}])
 112 AC_ARG_VAR(ac_libs, [Linker flags for $2, overriding pkg-config])dnl
 113 AS_VAR_IF([ac_libs],[],
 114       [AS_VAR_SET_IF([PKG_CONFIG],
 115       [ac_libs=`$PKG_CONFIG --libs [$2] 2>/dev/null`])])
 116 m4_ifval([$5],[test "$cross_compiling" = yes || ac_libs=[$]{ac_libs:-[$5]}])
 117 m4_ifval([$3],[ac_libs=[$]{ac_libs:-"$3"}])
 118 AS_ECHO(["$as_me:${as_lineno-$LINENO}: $2 cflags: $ac_cflags"]) >&AS_MESSAGE_LOG_FD
 119 AS_ECHO(["$as_me:${as_lineno-$LINENO}: $2 libs: $ac_libs"]) >&AS_MESSAGE_LOG_FD
 120 ac_save_CPPFLAGS=$CPPFLAGS
 121 CPPFLAGS="$CPPFLAGS $ac_cflags"
 122 $6
 123 CPPFLAGS=$ac_save_CPPFLAGS
 124 AS_VAR_POPDEF([ac_libs])dnl
 125 AS_VAR_POPDEF([ac_cflags])])dnl
 126
 127 dnl **** Link C code with an assembly file ****
 128 dnl
 129 dnl Usage: WINE_TRY_ASM_LINK(asm-code,includes,function,[action-if-found,[action-if-not-found]])
 130 dnl
 131 AC_DEFUN([WINE_TRY_ASM_LINK],
 132 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[$2]],[[asm($1); $3]])],[$4],[$5])])
 133
 134 dnl **** Check if we can link an empty program with special CFLAGS ****
 135 dnl
 136 dnl Usage: WINE_TRY_CFLAGS(flags,[action-if-yes,[action-if-no]])
 137 dnl
 138 dnl The default action-if-yes is to append the flags to EXTRACFLAGS.
 139 dnl
 140 AC_DEFUN([WINE_TRY_CFLAGS],
 141 [AS_VAR_PUSHDEF([ac_var], ac_cv_cflags_[[$1]])dnl
 142 AC_CACHE_CHECK([whether the compiler supports $1], ac_var,
 143 [ac_wine_try_cflags_saved=$CFLAGS
 144 CFLAGS="$CFLAGS $1"
 145 AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(int argc, char **argv) { return 0; }]])],
 146                [AS_VAR_SET(ac_var,yes)], [AS_VAR_SET(ac_var,no)])
 147 CFLAGS=$ac_wine_try_cflags_saved])
 148 AS_VAR_IF([ac_var],[yes],[m4_default([$2], [EXTRACFLAGS="$EXTRACFLAGS $1"])], [$3])dnl
 149 AS_VAR_POPDEF([ac_var])])
 150
 151 dnl **** Check if we can link an empty program with special CFLAGS ****
 152 dnl
 153 dnl Usage: WINE_TRY_CROSSCFLAGS(flags,[action-if-yes,[action-if-no]])
 154 dnl
 155 dnl The default action-if-yes is to append the flags to EXTRACROSSCFLAGS.
 156 dnl
 157 AC_DEFUN([WINE_TRY_CROSSCFLAGS],
 158 [AS_VAR_PUSHDEF([ac_var], ac_cv_crosscflags_[[$1]])dnl
 159 AC_CACHE_CHECK([whether the cross-compiler supports $1], ac_var,
 160 [ac_wine_try_cflags_saved=$CFLAGS
 161 ac_wine_try_cflags_saved_cc=$CC
 162 ac_wine_try_cflags_saved_exeext=$ac_exeext
 163 CFLAGS="$CFLAGS $EXTRACROSSCFLAGS -nostartfiles -nodefaultlibs $1"
 164 CC="$CROSSCC"
 165 ac_exeext=".exe"
 166 AC_LINK_IFELSE([AC_LANG_SOURCE([[int __cdecl mainCRTStartup(void) { return 0; }]])],
 167                [AS_VAR_SET(ac_var,yes)], [AS_VAR_SET(ac_var,no)])
 168 CFLAGS=$ac_wine_try_cflags_saved
 169 CC=$ac_wine_try_cflags_saved_cc
 170 ac_exeext=$ac_wine_try_cflags_saved_exeext])
 171 AS_VAR_IF([ac_var],[yes],[m4_default([$2], [EXTRACROSSCFLAGS="$EXTRACROSSCFLAGS $1"])], [$3])dnl
 172 AS_VAR_POPDEF([ac_var])])
 173
 174 dnl **** Check if we can link an empty shared lib (no main) with special CFLAGS ****
 175 dnl
 176 dnl Usage: WINE_TRY_SHLIB_FLAGS(flags,[action-if-yes,[action-if-no]])
 177 dnl
 178 AC_DEFUN([WINE_TRY_SHLIB_FLAGS],
 179 [AS_VAR_PUSHDEF([ac_var], ac_cv_cflags_[[$1]])dnl
 180 ac_wine_try_cflags_saved=$CFLAGS
 181 CFLAGS="$CFLAGS $1"
 182 AC_LINK_IFELSE([AC_LANG_SOURCE([[void myfunc() {}]])],
 183                [AS_VAR_SET(ac_var,yes)], [AS_VAR_SET(ac_var,no)])
 184 CFLAGS=$ac_wine_try_cflags_saved
 185 AS_VAR_IF([ac_var],[yes], [$2], [$3])dnl
 186 AS_VAR_POPDEF([ac_var])])
 187
 188 dnl **** Check whether we need to define a symbol on the compiler command line ****
 189 dnl
 190 dnl Usage: WINE_CHECK_DEFINE(name),[action-if-yes,[action-if-no]])
 191 dnl
 192 AC_DEFUN([WINE_CHECK_DEFINE],
 193 [AS_VAR_PUSHDEF([ac_var],[ac_cv_cpp_def_$1])dnl
 194 AC_CACHE_CHECK([whether we need to define $1],ac_var,
 195     AC_EGREP_CPP(yes,[#ifndef $1
 196 yes
 197 #endif],
 198     [AS_VAR_SET(ac_var,yes)],[AS_VAR_SET(ac_var,no)]))
 199 AS_VAR_IF([ac_var],[yes],
 200       [CFLAGS="$CFLAGS -D$1"
 201   LINTFLAGS="$LINTFLAGS -D$1"])dnl
 202 AS_VAR_POPDEF([ac_var])])
 203
 204 dnl **** Check for functions with some extra libraries ****
 205 dnl
 206 dnl Usage: WINE_CHECK_LIB_FUNCS(funcs,libs,[action-if-found,[action-if-not-found]])
 207 dnl
 208 AC_DEFUN([WINE_CHECK_LIB_FUNCS],
 209 [ac_wine_check_funcs_save_LIBS="$LIBS"
 210 LIBS="$LIBS $2"
 211 AC_CHECK_FUNCS([$1],[$3],[$4])
 212 LIBS="$ac_wine_check_funcs_save_LIBS"])
 213
 214 dnl **** Check for a mingw program, trying the various mingw prefixes ****
 215 dnl
 216 dnl Usage: WINE_CHECK_MINGW_PROG(variable,[value-if-not-found],[path])
 217 dnl
 218 AC_DEFUN([WINE_CHECK_MINGW_PROG],
 219 [case "$host_cpu" in
 220   aarch64*)
 221     ac_prefix_list="aarch64-w64-mingw32-clang aarch64-w64-mingw32-gcc" ;;
 222   arm*)
 223     ac_prefix_list="armv7-w64-mingw32-clang armv7-w64-mingw32-gcc" ;;
 224   i[[3456789]]86*)
 225     ac_prefix_list="m4_foreach([ac_wine_prefix],[w64-mingw32, pc-mingw32, mingw32msvc, mingw32],
 226                         m4_foreach([ac_wine_cpu],[i686,i586,i486,i386],[ac_wine_cpu-ac_wine_prefix-gcc ]))
 227                      m4_foreach([ac_wine_cpu],[i686,i586,i486,i386],[ac_wine_cpu-w64-mingw32-clang ])
 228                      mingw32-gcc" ;;
 229   x86_64)
 230     ac_prefix_list="m4_foreach([ac_wine_prefix],[pc-mingw32, w64-mingw32, mingw32msvc],
 231                         m4_foreach([ac_wine_cpu],[x86_64,amd64],[ac_wine_cpu-ac_wine_prefix-gcc ]))
 232                     m4_foreach([ac_wine_cpu],[x86_64,amd64],[ac_wine_cpu-w64-mingw32-clang ])" ;;
 233   *)
 234     ac_prefix_list="" ;;
 235 esac
 236 AC_CHECK_PROGS([$1],[$ac_prefix_list],[$2],[$3])])
 237
 238
 239 dnl **** Define helper functions for creating config.status files ****
 240 dnl
 241 dnl Usage: AC_REQUIRE([WINE_CONFIG_HELPERS])
 242 dnl
 243 AC_DEFUN([WINE_CONFIG_HELPERS],
 244 [wine_rules_file=conf$$rules.make
 245 rm -f $wine_rules_file
 246 AC_SUBST(SUBDIRS,"")
 247 AC_SUBST(DISABLED_SUBDIRS,"")
 248 AC_SUBST(CONFIGURE_TARGETS,"")
 249
 250 wine_fn_append_file ()
 251 {
 252     AS_VAR_APPEND($[1]," \\$as_nl       $[2]")
 253 }
 254
 255 wine_fn_append_rule ()
 256 {
 257     AS_ECHO("$[1]") >>$wine_rules_file
 258 }
 259
 260 wine_fn_config_makefile ()
 261 {
 262     wine_fn_append_file SUBDIRS $[1]
 263     AS_VAR_IF([$[2]],[no],[wine_fn_append_file DISABLED_SUBDIRS $[1]])
 264 }
 265
 266 wine_fn_config_symlink ()
 267 {
 268     ac_links=$[@]
 269     wine_fn_append_rule \
 270 "$ac_links:
 271         @./config.status \$[@]"
 272     for f in $ac_links; do wine_fn_append_file CONFIGURE_TARGETS $f; done
 273 }])
 274
 275 dnl **** Define helper function to append a rule to a makefile command list ****
 276 dnl
 277 dnl Usage: WINE_APPEND_RULE(rule)
 278 dnl
 279 AC_DEFUN([WINE_APPEND_RULE],[AC_REQUIRE([WINE_CONFIG_HELPERS])wine_fn_append_rule "$1"])
 280
 281 dnl **** Create symlinks from config.status ****
 282 dnl
 283 dnl Usage: WINE_CONFIG_SYMLINK(target,src,enable)
 284 dnl
 285 AC_DEFUN([WINE_CONFIG_SYMLINK],[AC_REQUIRE([WINE_CONFIG_HELPERS])dnl
 286 m4_ifval([$3],[if test $3; then
 287 ])AC_CONFIG_LINKS([$1:$2])dnl
 288 wine_fn_config_symlink[ $1]m4_ifval([$3],[
 289 fi])[]dnl
 290 ])])
 291
 292 dnl **** Create a makefile from config.status ****
 293 dnl
 294 dnl Usage: WINE_CONFIG_MAKEFILE(file,enable,condition)
 295 dnl
 296 AC_DEFUN([WINE_CONFIG_MAKEFILE],[AC_REQUIRE([WINE_CONFIG_HELPERS])dnl
 297 AS_VAR_PUSHDEF([ac_enable],m4_default([$2],[enable_]m4_bpatsubst([$1],[.*/\([^/]*\)$],[\1])))dnl
 298 m4_append_uniq([_AC_USER_OPTS],ac_enable,[
 299 ])dnl
 300 m4_ifval([$3],[$3 || ])wine_fn_config_makefile [$1] ac_enable[]dnl
 301 AS_VAR_POPDEF([ac_enable])])
 302
 303 dnl **** Append a file to the .gitignore list ****
 304 dnl
 305 dnl Usage: WINE_IGNORE_FILE(file,enable)
 306 dnl
 307 AC_DEFUN([WINE_IGNORE_FILE],[AC_REQUIRE([WINE_CONFIG_HELPERS])dnl
 308 m4_ifval([$2],[test "x$[$2]" = xno || ])wine_fn_append_file CONFIGURE_TARGETS $1])
 309
 310 dnl **** Add a message to the list displayed at the end ****
 311 dnl
 312 dnl Usage: WINE_NOTICE(notice)
 313 dnl Usage: WINE_WARNING(warning)
 314 dnl Usage: WINE_NOTICE_WITH(with_flag, test, notice, enable)
 315 dnl Usage: WINE_WARNING_WITH(with_flag, test, warning, enable)
 316 dnl Usage: WINE_ERROR_WITH(with_flag, test, error, enable)
 317 dnl Usage: WINE_PRINT_MESSAGES
 318 dnl
 319 AC_DEFUN([WINE_NOTICE],[AS_VAR_APPEND([wine_notices],["|$1"])])
 320 AC_DEFUN([WINE_WARNING],[AS_VAR_APPEND([wine_warnings],["|$1"])])
 321
 322 AC_DEFUN([WINE_NOTICE_WITH],[AS_IF([$2],[case "x$with_$1" in
 323   x)   WINE_NOTICE([$3]) ;;
 324   xno) ;;
 325   *)   AC_MSG_ERROR([$3
 326 This is an error since --with-$1 was requested.]) ;;
 327 esac
 328 m4_ifval([$4],[$4=${$4:-no}])])])
 329
 330 AC_DEFUN([WINE_WARNING_WITH],[AS_IF([$2],[case "x$with_$1" in
 331   x)   WINE_WARNING([$3]) ;;
 332   xno) ;;
 333   *)   AC_MSG_ERROR([$3
 334 This is an error since --with-$1 was requested.]) ;;
 335 esac
 336 m4_ifval([$4],[$4=${$4:-no}])])])
 337
 338 AC_DEFUN([WINE_ERROR_WITH],[AS_IF([$2],[case "x$with_$1" in
 339   xno) ;;
 340   *)   AC_MSG_ERROR([$3
 341 Use the --without-$1 option if you really want this.]) ;;
 342 esac
 343 m4_ifval([$4],[$4=${$4:-no}])])])
 344
 345 AC_DEFUN([WINE_PRINT_MESSAGES],[ac_save_IFS="$IFS"
 346 if test "x$wine_notices" != x; then
 347     echo >&AS_MESSAGE_FD
 348     IFS="|"
 349     for msg in $wine_notices; do
 350         IFS="$ac_save_IFS"
 351         AS_VAR_IF([msg],[],,[AC_MSG_NOTICE([$msg])])
 352     done
 353 fi
 354 IFS="|"
 355 for msg in $wine_warnings; do
 356     IFS="$ac_save_IFS"
 357     AS_VAR_IF([msg],[],,[echo >&2
 358         AC_MSG_WARN([$msg])])
 359 done
 360 IFS="$ac_save_IFS"])
 361
 362 dnl Local Variables:
 363 dnl compile-command: "autoreconf --warnings=all"
 364 dnl End: