libseccomp/m4/ltoptions.m4

   1 # Helper functions for option handling.                    -*- Autoconf -*-
   2 #
   3 #   Copyright (C) 2004-2005, 2007-2009, 2011-2015 Free Software
   4 #   Foundation, Inc.
   5 #   Written by Gary V. Vaughan, 2004
   6 #
   7 # This file is free software; the Free Software Foundation gives
   8 # unlimited permission to copy and/or distribute it, with or without
   9 # modifications, as long as this notice is preserved.
  10
  11 # serial 8 ltoptions.m4
  12
  13 # This is to help aclocal find these macros, as it can't see m4_define.
  14 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
  15
  16
  17 # _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
  18 # ------------------------------------------
  19 m4_define([_LT_MANGLE_OPTION],
  20 [[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
  21
  22
  23 # _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
  24 # ---------------------------------------
  25 # Set option OPTION-NAME for macro MACRO-NAME, and if there is a
  26 # matching handler defined, dispatch to it.  Other OPTION-NAMEs are
  27 # saved as a flag.
  28 m4_define([_LT_SET_OPTION],
  29 [m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
  30 m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
  31         _LT_MANGLE_DEFUN([$1], [$2]),
  32     [m4_warning([Unknown $1 option '$2'])])[]dnl
  33 ])
  34
  35
  36 # _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
  37 # ------------------------------------------------------------
  38 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
  39 m4_define([_LT_IF_OPTION],
  40 [m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
  41
  42
  43 # _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
  44 # -------------------------------------------------------
  45 # Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
  46 # are set.
  47 m4_define([_LT_UNLESS_OPTIONS],
  48 [m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
  49             [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
  50                       [m4_define([$0_found])])])[]dnl
  51 m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
  52 ])[]dnl
  53 ])
  54
  55
  56 # _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
  57 # ----------------------------------------
  58 # OPTION-LIST is a space-separated list of Libtool options associated
  59 # with MACRO-NAME.  If any OPTION has a matching handler declared with
  60 # LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
  61 # the unknown option and exit.
  62 m4_defun([_LT_SET_OPTIONS],
  63 [# Set options
  64 m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
  65     [_LT_SET_OPTION([$1], _LT_Option)])
  66
  67 m4_if([$1],[LT_INIT],[
  68   dnl
  69   dnl Simply set some default values (i.e off) if boolean options were not
  70   dnl specified:
  71   _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
  72   ])
  73   _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
  74   ])
  75   dnl
  76   dnl If no reference was made to various pairs of opposing options, then
  77   dnl we run the default mode handler for the pair.  For example, if neither
  78   dnl 'shared' nor 'disable-shared' was passed, we enable building of shared
  79   dnl archives by default:
  80   _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
  81   _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
  82   _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
  83   _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
  84                    [_LT_ENABLE_FAST_INSTALL])
  85   _LT_UNLESS_OPTIONS([LT_INIT], [aix-soname=aix aix-soname=both aix-soname=svr4],
  86                    [_LT_WITH_AIX_SONAME([aix])])
  87   ])
  88 ])# _LT_SET_OPTIONS
  89
  90
  91 ## --------------------------------- ##
  92 ## Macros to handle LT_INIT options. ##
  93 ## --------------------------------- ##
  94
  95 # _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
  96 # -----------------------------------------
  97 m4_define([_LT_MANGLE_DEFUN],
  98 [[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
  99
 100
 101 # LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
 102 # -----------------------------------------------
 103 m4_define([LT_OPTION_DEFINE],
 104 [m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
 105 ])# LT_OPTION_DEFINE
 106
 107
 108 # dlopen
 109 # ------
 110 LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
 111 ])
 112
 113 AU_DEFUN([AC_LIBTOOL_DLOPEN],
 114 [_LT_SET_OPTION([LT_INIT], [dlopen])
 115 AC_DIAGNOSE([obsolete],
 116 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 117 put the 'dlopen' option into LT_INIT's first parameter.])
 118 ])
 119
 120 dnl aclocal-1.4 backwards compatibility:
 121 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
 122
 123
 124 # win32-dll
 125 # ---------
 126 # Declare package support for building win32 dll's.
 127 LT_OPTION_DEFINE([LT_INIT], [win32-dll],
 128 [enable_win32_dll=yes
 129
 130 case $host in
 131 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
 132   AC_CHECK_TOOL(AS, as, false)
 133   AC_CHECK_TOOL(DLLTOOL, dlltool, false)
 134   AC_CHECK_TOOL(OBJDUMP, objdump, false)
 135   ;;
 136 esac
 137
 138 test -z "$AS" && AS=as
 139 _LT_DECL([], [AS],      [1], [Assembler program])dnl
 140
 141 test -z "$DLLTOOL" && DLLTOOL=dlltool
 142 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
 143
 144 test -z "$OBJDUMP" && OBJDUMP=objdump
 145 _LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
 146 ])# win32-dll
 147
 148 AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
 149 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 150 _LT_SET_OPTION([LT_INIT], [win32-dll])
 151 AC_DIAGNOSE([obsolete],
 152 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 153 put the 'win32-dll' option into LT_INIT's first parameter.])
 154 ])
 155
 156 dnl aclocal-1.4 backwards compatibility:
 157 dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
 158
 159
 160 # _LT_ENABLE_SHARED([DEFAULT])
 161 # ----------------------------
 162 # implement the --enable-shared flag, and supports the 'shared' and
 163 # 'disable-shared' LT_INIT options.
 164 # DEFAULT is either 'yes' or 'no'.  If omitted, it defaults to 'yes'.
 165 m4_define([_LT_ENABLE_SHARED],
 166 [m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
 167 AC_ARG_ENABLE([shared],
 168     [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
 169         [build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
 170     [p=${PACKAGE-default}
 171     case $enableval in
 172     yes) enable_shared=yes ;;
 173     no) enable_shared=no ;;
 174     *)
 175       enable_shared=no
 176       # Look at the argument we got.  We use all the common list separators.
 177       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
 178       for pkg in $enableval; do
 179         IFS=$lt_save_ifs
 180         if test "X$pkg" = "X$p"; then
 181           enable_shared=yes
 182         fi
 183       done
 184       IFS=$lt_save_ifs
 185       ;;
 186     esac],
 187     [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
 188
 189     _LT_DECL([build_libtool_libs], [enable_shared], [0],
 190         [Whether or not to build shared libraries])
 191 ])# _LT_ENABLE_SHARED
 192
 193 LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
 194 LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
 195
 196 # Old names:
 197 AC_DEFUN([AC_ENABLE_SHARED],
 198 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
 199 ])
 200
 201 AC_DEFUN([AC_DISABLE_SHARED],
 202 [_LT_SET_OPTION([LT_INIT], [disable-shared])
 203 ])
 204
 205 AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
 206 AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
 207
 208 dnl aclocal-1.4 backwards compatibility:
 209 dnl AC_DEFUN([AM_ENABLE_SHARED], [])
 210 dnl AC_DEFUN([AM_DISABLE_SHARED], [])
 211
 212
 213
 214 # _LT_ENABLE_STATIC([DEFAULT])
 215 # ----------------------------
 216 # implement the --enable-static flag, and support the 'static' and
 217 # 'disable-static' LT_INIT options.
 218 # DEFAULT is either 'yes' or 'no'.  If omitted, it defaults to 'yes'.
 219 m4_define([_LT_ENABLE_STATIC],
 220 [m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
 221 AC_ARG_ENABLE([static],
 222     [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
 223         [build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
 224     [p=${PACKAGE-default}
 225     case $enableval in
 226     yes) enable_static=yes ;;
 227     no) enable_static=no ;;
 228     *)
 229      enable_static=no
 230       # Look at the argument we got.  We use all the common list separators.
 231       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
 232       for pkg in $enableval; do
 233         IFS=$lt_save_ifs
 234         if test "X$pkg" = "X$p"; then
 235           enable_static=yes
 236         fi
 237       done
 238       IFS=$lt_save_ifs
 239       ;;
 240     esac],
 241     [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
 242
 243     _LT_DECL([build_old_libs], [enable_static], [0],
 244         [Whether or not to build static libraries])
 245 ])# _LT_ENABLE_STATIC
 246
 247 LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
 248 LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
 249
 250 # Old names:
 251 AC_DEFUN([AC_ENABLE_STATIC],
 252 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
 253 ])
 254
 255 AC_DEFUN([AC_DISABLE_STATIC],
 256 [_LT_SET_OPTION([LT_INIT], [disable-static])
 257 ])
 258
 259 AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
 260 AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
 261
 262 dnl aclocal-1.4 backwards compatibility:
 263 dnl AC_DEFUN([AM_ENABLE_STATIC], [])
 264 dnl AC_DEFUN([AM_DISABLE_STATIC], [])
 265
 266
 267
 268 # _LT_ENABLE_FAST_INSTALL([DEFAULT])
 269 # ----------------------------------
 270 # implement the --enable-fast-install flag, and support the 'fast-install'
 271 # and 'disable-fast-install' LT_INIT options.
 272 # DEFAULT is either 'yes' or 'no'.  If omitted, it defaults to 'yes'.
 273 m4_define([_LT_ENABLE_FAST_INSTALL],
 274 [m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
 275 AC_ARG_ENABLE([fast-install],
 276     [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
 277     [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
 278     [p=${PACKAGE-default}
 279     case $enableval in
 280     yes) enable_fast_install=yes ;;
 281     no) enable_fast_install=no ;;
 282     *)
 283       enable_fast_install=no
 284       # Look at the argument we got.  We use all the common list separators.
 285       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
 286       for pkg in $enableval; do
 287         IFS=$lt_save_ifs
 288         if test "X$pkg" = "X$p"; then
 289           enable_fast_install=yes
 290         fi
 291       done
 292       IFS=$lt_save_ifs
 293       ;;
 294     esac],
 295     [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
 296
 297 _LT_DECL([fast_install], [enable_fast_install], [0],
 298          [Whether or not to optimize for fast installation])dnl
 299 ])# _LT_ENABLE_FAST_INSTALL
 300
 301 LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
 302 LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
 303
 304 # Old names:
 305 AU_DEFUN([AC_ENABLE_FAST_INSTALL],
 306 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
 307 AC_DIAGNOSE([obsolete],
 308 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 309 the 'fast-install' option into LT_INIT's first parameter.])
 310 ])
 311
 312 AU_DEFUN([AC_DISABLE_FAST_INSTALL],
 313 [_LT_SET_OPTION([LT_INIT], [disable-fast-install])
 314 AC_DIAGNOSE([obsolete],
 315 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 316 the 'disable-fast-install' option into LT_INIT's first parameter.])
 317 ])
 318
 319 dnl aclocal-1.4 backwards compatibility:
 320 dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
 321 dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
 322
 323
 324 # _LT_WITH_AIX_SONAME([DEFAULT])
 325 # ----------------------------------
 326 # implement the --with-aix-soname flag, and support the `aix-soname=aix'
 327 # and `aix-soname=both' and `aix-soname=svr4' LT_INIT options. DEFAULT
 328 # is either `aix', `both' or `svr4'.  If omitted, it defaults to `aix'.
 329 m4_define([_LT_WITH_AIX_SONAME],
 330 [m4_define([_LT_WITH_AIX_SONAME_DEFAULT], [m4_if($1, svr4, svr4, m4_if($1, both, both, aix))])dnl
 331 shared_archive_member_spec=
 332 case $host,$enable_shared in
 333 power*-*-aix[[5-9]]*,yes)
 334   AC_MSG_CHECKING([which variant of shared library versioning to provide])
 335   AC_ARG_WITH([aix-soname],
 336     [AS_HELP_STRING([--with-aix-soname=aix|svr4|both],
 337       [shared library versioning (aka "SONAME") variant to provide on AIX, @<:@default=]_LT_WITH_AIX_SONAME_DEFAULT[@:>@.])],
 338     [case $withval in
 339     aix|svr4|both)
 340       ;;
 341     *)
 342       AC_MSG_ERROR([Unknown argument to --with-aix-soname])
 343       ;;
 344     esac
 345     lt_cv_with_aix_soname=$with_aix_soname],
 346     [AC_CACHE_VAL([lt_cv_with_aix_soname],
 347       [lt_cv_with_aix_soname=]_LT_WITH_AIX_SONAME_DEFAULT)
 348     with_aix_soname=$lt_cv_with_aix_soname])
 349   AC_MSG_RESULT([$with_aix_soname])
 350   if test aix != "$with_aix_soname"; then
 351     # For the AIX way of multilib, we name the shared archive member
 352     # based on the bitwidth used, traditionally 'shr.o' or 'shr_64.o',
 353     # and 'shr.imp' or 'shr_64.imp', respectively, for the Import File.
 354     # Even when GNU compilers ignore OBJECT_MODE but need '-maix64' flag,
 355     # the AIX toolchain works better with OBJECT_MODE set (default 32).
 356     if test 64 = "${OBJECT_MODE-32}"; then
 357       shared_archive_member_spec=shr_64
 358     else
 359       shared_archive_member_spec=shr
 360     fi
 361   fi
 362   ;;
 363 *)
 364   with_aix_soname=aix
 365   ;;
 366 esac
 367
 368 _LT_DECL([], [shared_archive_member_spec], [0],
 369     [Shared archive member basename, for filename based shared library versioning on AIX])dnl
 370 ])# _LT_WITH_AIX_SONAME
 371
 372 LT_OPTION_DEFINE([LT_INIT], [aix-soname=aix], [_LT_WITH_AIX_SONAME([aix])])
 373 LT_OPTION_DEFINE([LT_INIT], [aix-soname=both], [_LT_WITH_AIX_SONAME([both])])
 374 LT_OPTION_DEFINE([LT_INIT], [aix-soname=svr4], [_LT_WITH_AIX_SONAME([svr4])])
 375
 376
 377 # _LT_WITH_PIC([MODE])
 378 # --------------------
 379 # implement the --with-pic flag, and support the 'pic-only' and 'no-pic'
 380 # LT_INIT options.
 381 # MODE is either 'yes' or 'no'.  If omitted, it defaults to 'both'.
 382 m4_define([_LT_WITH_PIC],
 383 [AC_ARG_WITH([pic],
 384     [AS_HELP_STRING([--with-pic@<:@=PKGS@:>@],
 385         [try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
 386     [lt_p=${PACKAGE-default}
 387     case $withval in
 388     yes|no) pic_mode=$withval ;;
 389     *)
 390       pic_mode=default
 391       # Look at the argument we got.  We use all the common list separators.
 392       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
 393       for lt_pkg in $withval; do
 394         IFS=$lt_save_ifs
 395         if test "X$lt_pkg" = "X$lt_p"; then
 396           pic_mode=yes
 397         fi
 398       done
 399       IFS=$lt_save_ifs
 400       ;;
 401     esac],
 402     [pic_mode=m4_default([$1], [default])])
 403
 404 _LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
 405 ])# _LT_WITH_PIC
 406
 407 LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
 408 LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
 409
 410 # Old name:
 411 AU_DEFUN([AC_LIBTOOL_PICMODE],
 412 [_LT_SET_OPTION([LT_INIT], [pic-only])
 413 AC_DIAGNOSE([obsolete],
 414 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 415 put the 'pic-only' option into LT_INIT's first parameter.])
 416 ])
 417
 418 dnl aclocal-1.4 backwards compatibility:
 419 dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
 420
 421 ## ----------------- ##
 422 ## LTDL_INIT Options ##
 423 ## ----------------- ##
 424
 425 m4_define([_LTDL_MODE], [])
 426 LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
 427                  [m4_define([_LTDL_MODE], [nonrecursive])])
 428 LT_OPTION_DEFINE([LTDL_INIT], [recursive],
 429                  [m4_define([_LTDL_MODE], [recursive])])
 430 LT_OPTION_DEFINE([LTDL_INIT], [subproject],
 431                  [m4_define([_LTDL_MODE], [subproject])])
 432
 433 m4_define([_LTDL_TYPE], [])
 434 LT_OPTION_DEFINE([LTDL_INIT], [installable],
 435                  [m4_define([_LTDL_TYPE], [installable])])
 436 LT_OPTION_DEFINE([LTDL_INIT], [convenience],
 437                  [m4_define([_LTDL_TYPE], [convenience])])