wxWidgets/build/aclocal/bakefile-lang.m4

196 lines
5.7 KiB
Plaintext
Raw Normal View History

dnl ---------------------------------------------------------------------------
dnl Compiler detection macros by David Elliott
dnl ---------------------------------------------------------------------------
dnl ===========================================================================
dnl Macros to detect non-GNU compilers (MetroWerks, XLC)
dnl ===========================================================================
dnl Based on autoconf _AC_LANG_COMPILER_GNU
AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_MWERKS],
[AC_CACHE_CHECK([whether we are using the Metrowerks _AC_LANG compiler],
[bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks],
[AC_TRY_COMPILE([],[#ifndef __MWERKS__
choke me
#endif
],
[bakefile_compiler_mwerks=yes],
[bakefile_compiler_mwerks=no])
bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks=$bakefile_compiler_mwerks
])
])
dnl Loosely based on autoconf AC_PROG_CC
dnl TODO: Maybe this should wrap the call to AC_PROG_CC and be used instead.
AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
[AC_LANG_PUSH(C)
_AC_BAKEFILE_LANG_COMPILER_MWERKS
MWCC=`test $bakefile_cv_c_compiler_mwerks = yes && echo yes`
AC_LANG_POP(C)
])
dnl Loosely based on autoconf AC_PROG_CXX
dnl TODO: Maybe this should wrap the call to AC_PROG_CXX and be used instead.
AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
[AC_LANG_PUSH(C++)
_AC_BAKEFILE_LANG_COMPILER_MWERKS
MWCXX=`test $bakefile_cv_cxx_compiler_mwerks = yes && echo yes`
AC_LANG_POP(C++)
])
dnl Based on autoconf _AC_LANG_COMPILER_GNU
AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_XLC],
[AC_CACHE_CHECK([whether we are using the IBM xlC _AC_LANG compiler],
[wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc],
[AC_TRY_COMPILE([],[#ifndef __xlC__
choke me
#endif
],
[wx_compiler_xlc=yes],
[wx_compiler_xlc=no])
wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc=$wx_compiler_xlc
])
])
dnl Loosely based on autoconf AC_PROG_CC
AC_DEFUN([AC_BAKEFILE_PROG_XLCC],
[AC_LANG_PUSH(C)
_AC_BAKEFILE_LANG_COMPILER_XLC
XLCC=`test $wx_cv_c_compiler_xlc = yes && echo yes`
AC_LANG_POP(C)
])
dnl Loosely based on autoconf AC_PROG_CXX
AC_DEFUN([AC_BAKEFILE_PROG_XLCXX],
[AC_LANG_PUSH(C++)
_AC_BAKEFILE_LANG_COMPILER_XLC
XLCXX=`test $wx_cv_cxx_compiler_xlc = yes && echo yes`
AC_LANG_POP(C++)
])
dnl Based on autoconf _AC_LANG_COMPILER_GNU
dnl _AC_BAKEFILE_LANG_COMPILER(NAME, LANG, SYMBOL, IF-YES, IF-NO)
AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER],
[
AC_LANG_PUSH($2)
AC_CACHE_CHECK(
[whether we are using the $1 $2 compiler],
[bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3],
[AC_TRY_COMPILE(
[],
[
#ifndef $3
choke me
#endif
],
[bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3=yes],
[bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3=no]
)
]
)
AC_LANG_POP($2)
if test "x$bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_[]$3" = "xyes"; then
:; $4
else
:; $5
fi
])
AC_DEFUN([AC_BAKEFILE_PROG_SGICC],
[
_AC_BAKEFILE_LANG_COMPILER(SGI, C, _SGI_COMPILER_VERSION, SGICC=yes)
])
AC_DEFUN([AC_BAKEFILE_PROG_SGICXX],
[
_AC_BAKEFILE_LANG_COMPILER(SGI, C++, _SGI_COMPILER_VERSION, SGICXX=yes)
])
dnl Loosely based on autoconf AC_PROG_CC
AC_DEFUN([AC_BAKEFILE_PROG_SUNCC],
[
_AC_BAKEFILE_LANG_COMPILER(Sun, C, __SUNPRO_C, SUNCC=yes)
])
dnl Loosely based on autoconf AC_PROG_CC
AC_DEFUN([AC_BAKEFILE_PROG_SUNCXX],
[
_AC_BAKEFILE_LANG_COMPILER(Sun, C++, __SUNPRO_CC, SUNCXX=yes)
])
dnl ===========================================================================
dnl macros to detect specialty compiler options
dnl ===========================================================================
dnl Figure out if we need to pass -ext o to compiler (MetroWerks)
AC_DEFUN([AC_BAKEFILE_METROWERKS_EXTO],
[AC_CACHE_CHECK([if the _AC_LANG compiler requires -ext o], wx_cv_[]_AC_LANG_ABBREV[]_exto,
dnl First create an empty conf test
[AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
dnl Now remove .o and .c.o or .cc.o
rm -f conftest.$ac_objext conftest.$ac_ext.o
dnl Now compile the test
AS_IF([AC_TRY_EVAL(ac_compile)],
dnl If the test succeeded look for conftest.c.o or conftest.cc.o
[for ac_file in `(ls conftest.* 2>/dev/null)`; do
case $ac_file in
conftest.$ac_ext.o)
wx_cv_[]_AC_LANG_ABBREV[]_exto="-ext o"
;;
*)
;;
esac
done],
[AC_MSG_FAILURE([cannot figure out if compiler needs -ext o: cannot compile])
]) dnl AS_IF
rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
]) dnl AC_CACHE_CHECK
if test "x$wx_cv_[]_AC_LANG_ABBREV[]_exto" '!=' "x"; then
if test "[]_AC_LANG_ABBREV[]" = "c"; then
CFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CFLAGS"
fi
if test "[]_AC_LANG_ABBREV[]" = "cxx"; then
CXXFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CXXFLAGS"
fi
fi
]) dnl AC_DEFUN
dnl ===========================================================================
dnl Macros to do all of the compiler detections as one macro
dnl ===========================================================================
AC_DEFUN([AC_BAKEFILE_PROG_CC],
[
AC_PROG_CC
AC_BAKEFILE_METROWERKS_EXTO
dnl By the time we find out that we need -ext o some tests have failed.
if test "x$wx_cv_c_exto" '!=' "x"; then
unset ac_cv_prog_cc_g
_AC_PROG_CC_G
fi
AC_BAKEFILE_PROG_MWCC
AC_BAKEFILE_PROG_XLCC
AC_BAKEFILE_PROG_SGICC
AC_BAKEFILE_PROG_SUNCC
])
AC_DEFUN([AC_BAKEFILE_PROG_CXX],
[
AC_PROG_CXX
AC_BAKEFILE_METROWERKS_EXTO
dnl By the time we find out that we need -ext o some tests have failed.
if test "x$wx_cv_cxx_exto" '!=' "x"; then
unset ac_cv_prog_cxx_g
_AC_PROG_CXX_G
fi
AC_BAKEFILE_PROG_MWCXX
AC_BAKEFILE_PROG_XLCXX
AC_BAKEFILE_PROG_SGICXX
AC_BAKEFILE_PROG_SUNCXX
])