build/aclocal/bakefile-lang.m4

   1 dnl
   2 dnl  This file is part of Bakefile (http://www.bakefile.org)
   3 dnl
   4 dnl  Copyright (C) 2003-2007 Vaclav Slavik, David Elliott and others
   5 dnl
   6 dnl  Permission is hereby granted, free of charge, to any person obtaining a
   7 dnl  copy of this software and associated documentation files (the "Software"),
   8 dnl  to deal in the Software without restriction, including without limitation
   9 dnl  the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 dnl  and/or sell copies of the Software, and to permit persons to whom the
  11 dnl  Software is furnished to do so, subject to the following conditions:
  12 dnl
  13 dnl  The above copyright notice and this permission notice shall be included in
  14 dnl  all copies or substantial portions of the Software.
  15 dnl
  16 dnl  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 dnl  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 dnl  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19 dnl  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 dnl  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21 dnl  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22 dnl  DEALINGS IN THE SOFTWARE.
  23 dnl
  24 dnl  Compiler detection macros by David Elliott and Vadim Zeitlin
  25 dnl
  26
  27
  28 dnl ===========================================================================
  29 dnl Macros to detect different C/C++ compilers
  30 dnl ===========================================================================
  31
  32 dnl Based on autoconf _AC_LANG_COMPILER_GNU
  33 dnl _AC_BAKEFILE_LANG_COMPILER(NAME, LANG, SYMBOL, IF-YES, IF-NO)
  34 AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER],
  35 [
  36     AC_LANG_PUSH($2)
  37     AC_CACHE_CHECK(
  38         [whether we are using the $1 $2 compiler],
  39         [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3],
  40         [AC_TRY_COMPILE(
  41             [],
  42             [
  43              #ifndef $3
  44                 choke me
  45              #endif
  46             ],
  47             [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3=yes],
  48             [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3=no]
  49          )
  50         ]
  51     )
  52     if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3" = "xyes"; then
  53         :; $4
  54     else
  55         :; $5
  56     fi
  57     AC_LANG_POP($2)
  58 ])
  59
  60 dnl More specific version of the above macro checking whether the compiler
  61 dnl version is at least the given one (assumes that we do use this compiler)
  62 dnl
  63 dnl _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(NAME, LANG, SYMBOL, VER, VERMSG, IF-YES, IF-NO)
  64 AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_LATER_THAN],
  65 [
  66     AC_LANG_PUSH($2)
  67     AC_CACHE_CHECK(
  68         [whether we are using $1 $2 compiler v$5 or later],
  69         [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4],
  70         [AC_TRY_COMPILE(
  71             [],
  72             [
  73              #ifndef $3 || $3 < $4
  74                 choke me
  75              #endif
  76             ],
  77             [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4=yes],
  78             [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4=no]
  79          )
  80         ]
  81     )
  82     if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3[]_lt_[]$4" = "xyes"; then
  83         :; $6
  84     else
  85         :; $7
  86     fi
  87     AC_LANG_POP($2)
  88 ])
  89
  90 dnl CodeWarrior Metrowerks compiler defines __MWERKS__ for both C and C++
  91 AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
  92 [
  93     _AC_BAKEFILE_LANG_COMPILER(Metrowerks, C, __MWERKS__, MWCC=yes)
  94 ])
  95
  96 AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
  97 [
  98     _AC_BAKEFILE_LANG_COMPILER(Metrowerks, C++, __MWERKS__, MWCXX=yes)
  99 ])
 100
 101 dnl IBM xlC compiler defines __xlC__ for both C and C++
 102 AC_DEFUN([AC_BAKEFILE_PROG_XLCC],
 103 [
 104     _AC_BAKEFILE_LANG_COMPILER([IBM xlC], C, __xlC__, XLCC=yes)
 105 ])
 106
 107 AC_DEFUN([AC_BAKEFILE_PROG_XLCXX],
 108 [
 109     _AC_BAKEFILE_LANG_COMPILER([IBM xlC], C++, __xlC__, XLCXX=yes)
 110 ])
 111
 112 dnl recent versions of SGI mipsPro compiler define _SGI_COMPILER_VERSION
 113 dnl
 114 dnl NB: old versions define _COMPILER_VERSION but this could probably be
 115 dnl     defined by other compilers too so don't test for it to be safe
 116 AC_DEFUN([AC_BAKEFILE_PROG_SGICC],
 117 [
 118     _AC_BAKEFILE_LANG_COMPILER(SGI, C, _SGI_COMPILER_VERSION, SGICC=yes)
 119 ])
 120
 121 AC_DEFUN([AC_BAKEFILE_PROG_SGICXX],
 122 [
 123     _AC_BAKEFILE_LANG_COMPILER(SGI, C++, _SGI_COMPILER_VERSION, SGICXX=yes)
 124 ])
 125
 126 dnl Sun compiler defines __SUNPRO_C/__SUNPRO_CC
 127 AC_DEFUN([AC_BAKEFILE_PROG_SUNCC],
 128 [
 129     _AC_BAKEFILE_LANG_COMPILER(Sun, C, __SUNPRO_C, SUNCC=yes)
 130 ])
 131
 132 AC_DEFUN([AC_BAKEFILE_PROG_SUNCXX],
 133 [
 134     _AC_BAKEFILE_LANG_COMPILER(Sun, C++, __SUNPRO_CC, SUNCXX=yes)
 135 ])
 136
 137 dnl Intel icc compiler defines __INTEL_COMPILER for both C and C++
 138 AC_DEFUN([AC_BAKEFILE_PROG_INTELCC],
 139 [
 140     _AC_BAKEFILE_LANG_COMPILER(Intel, C, __INTEL_COMPILER, INTELCC=yes)
 141 ])
 142
 143 AC_DEFUN([AC_BAKEFILE_PROG_INTELCXX],
 144 [
 145     _AC_BAKEFILE_LANG_COMPILER(Intel, C++, __INTEL_COMPILER, INTELCXX=yes)
 146 ])
 147
 148 dnl Intel compiler command line options changed in incompatible ways sometimes
 149 dnl before v8 (-KPIC was replaced with gcc-compatible -fPIC) and again in v10
 150 dnl (-create-pch deprecated in favour of -pch-create) so we need to test for
 151 dnl its exact version too
 152 AC_DEFUN([AC_BAKEFILE_PROG_INTELCC_8],
 153 [
 154     _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C, __INTEL_COMPILER, 800, 8, INTELCC8=yes)
 155 ])
 156 AC_DEFUN([AC_BAKEFILE_PROG_INTELCXX_8],
 157 [
 158     _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C++, __INTEL_COMPILER, 800, 8, INTELCXX8=yes)
 159 ])
 160
 161 AC_DEFUN([AC_BAKEFILE_PROG_INTELCC_10],
 162 [
 163     _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C, __INTEL_COMPILER, 1000, 10, INTELCC10=yes)
 164 ])
 165
 166 AC_DEFUN([AC_BAKEFILE_PROG_INTELCXX_10],
 167 [
 168     _AC_BAKEFILE_LANG_COMPILER_LATER_THAN(Intel, C++, __INTEL_COMPILER, 1000, 10, INTELCXX10=yes)
 169 ])
 170
 171 dnl HP-UX aCC: see http://docs.hp.com/en/6162/preprocess.htm#macropredef
 172 AC_DEFUN([AC_BAKEFILE_PROG_HPCC],
 173 [
 174     _AC_BAKEFILE_LANG_COMPILER(HP, C, __HP_cc, HPCC=yes)
 175 ])
 176
 177 AC_DEFUN([AC_BAKEFILE_PROG_HPCXX],
 178 [
 179     _AC_BAKEFILE_LANG_COMPILER(HP, C++, __HP_aCC, HPCXX=yes)
 180 ])
 181
 182 dnl Tru64 cc and cxx
 183 AC_DEFUN([AC_BAKEFILE_PROG_COMPAQCC],
 184 [
 185     _AC_BAKEFILE_LANG_COMPILER(Compaq, C, __DECC, COMPAQCC=yes)
 186 ])
 187
 188 AC_DEFUN([AC_BAKEFILE_PROG_COMPAQCXX],
 189 [
 190     _AC_BAKEFILE_LANG_COMPILER(Compaq, C++, __DECCXX, COMPAQCXX=yes)
 191 ])
 192
 193 dnl ===========================================================================
 194 dnl macros to detect specialty compiler options
 195 dnl ===========================================================================
 196
 197 dnl Figure out if we need to pass -ext o to compiler (MetroWerks)
 198 AC_DEFUN([AC_BAKEFILE_METROWERKS_EXTO],
 199 [AC_CACHE_CHECK([if the _AC_LANG compiler requires -ext o], bakefile_cv_[]_AC_LANG_ABBREV[]_exto,
 200 dnl First create an empty conf test
 201 [AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
 202 dnl Now remove .o and .c.o or .cc.o
 203 rm -f conftest.$ac_objext conftest.$ac_ext.o
 204 dnl Now compile the test
 205 AS_IF([AC_TRY_EVAL(ac_compile)],
 206 dnl If the test succeeded look for conftest.c.o or conftest.cc.o
 207 [for ac_file in `(ls conftest.* 2>/dev/null)`; do
 208     case $ac_file in
 209         conftest.$ac_ext.o)
 210             bakefile_cv_[]_AC_LANG_ABBREV[]_exto="-ext o"
 211             ;;
 212         *)
 213             ;;
 214     esac
 215 done],
 216 [AC_MSG_FAILURE([cannot figure out if compiler needs -ext o: cannot compile])
 217 ]) dnl AS_IF
 218
 219 rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
 220 ]) dnl AC_CACHE_CHECK
 221
 222 if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_exto" '!=' "x"; then
 223     if test "[]_AC_LANG_ABBREV[]" = "c"; then
 224         CFLAGS="$bakefile_cv_[]_AC_LANG_ABBREV[]_exto $CFLAGS"
 225     fi
 226     if test "[]_AC_LANG_ABBREV[]" = "cxx"; then
 227         CXXFLAGS="$bakefile_cv_[]_AC_LANG_ABBREV[]_exto $CXXFLAGS"
 228     fi
 229 fi
 230 ]) dnl AC_DEFUN
 231
 232
 233 dnl ===========================================================================
 234 dnl Macros to do all of the compiler detections as one macro
 235 dnl ===========================================================================
 236
 237 dnl check for different proprietary compilers depending on target platform
 238 dnl _AC_BAKEFILE_PROG_COMPILER(LANG)
 239 AC_DEFUN([_AC_BAKEFILE_PROG_COMPILER],
 240 [
 241     AC_REQUIRE([AC_PROG_$1])
 242
 243     dnl Intel compiler can be used under several different OS and even
 244     dnl different architectures (x86, amd64 and Itanium) so it's easier to just
 245     dnl always test for it
 246     AC_BAKEFILE_PROG_INTEL$1
 247
 248     dnl If we use Intel compiler we also need to know its version
 249     if test "$INTEL$1" = "yes"; then
 250         AC_BAKEFILE_PROG_INTEL$1_8
 251         AC_BAKEFILE_PROG_INTEL$1_10
 252     fi
 253
 254     dnl if we're using gcc, we can't be using any of incompatible compilers
 255     if test "x$G$1" != "xyes"; then
 256         if test "x$1" = "xC"; then
 257             AC_BAKEFILE_METROWERKS_EXTO
 258             if test "x$bakefile_cv_c_exto" '!=' "x"; then
 259                 unset ac_cv_prog_cc_g
 260                 _AC_PROG_CC_G
 261             fi
 262         fi
 263
 264         dnl most of these compilers are only used under well-defined OS so
 265         dnl don't waste time checking for them on other ones
 266         case `uname -s` in
 267             AIX*)
 268                 AC_BAKEFILE_PROG_XL$1
 269                 ;;
 270
 271             Darwin)
 272                 AC_BAKEFILE_PROG_MW$1
 273                 if test "$MW$1" != "yes"; then
 274                     AC_BAKEFILE_PROG_XL$1
 275                 fi
 276                 ;;
 277
 278             IRIX*)
 279                 AC_BAKEFILE_PROG_SGI$1
 280                 ;;
 281
 282             Linux*)
 283                 dnl Sun CC is now available under Linux too, test for it unless
 284                 dnl we already found that we were using a different compiler
 285                 if test "$INTEL$1" != "yes"; then
 286                     AC_BAKEFILE_PROG_SUN$1
 287                 fi
 288                 ;;
 289
 290             HP-UX*)
 291                 AC_BAKEFILE_PROG_HP$1
 292                 ;;
 293
 294             OSF1)
 295                 AC_BAKEFILE_PROG_COMPAQ$1
 296                 ;;
 297
 298             SunOS)
 299                 AC_BAKEFILE_PROG_SUN$1
 300                 ;;
 301         esac
 302     fi
 303 ])
 304
 305 AC_DEFUN([AC_BAKEFILE_PROG_CC],
 306 [
 307     _AC_BAKEFILE_PROG_COMPILER(CC)
 308 ])
 309
 310 AC_DEFUN([AC_BAKEFILE_PROG_CXX],
 311 [
 312     _AC_BAKEFILE_PROG_COMPILER(CXX)
 313 ])
 314