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|
dnl Process this file with autoconf 2.53 or later to produce
dnl a configure script.
AC_PREREQ(2.53)
AC_REVISION([$Id$])
AC_INIT(config.h.in)
AC_CONFIG_HEADERS(config.h)
dnl Check for broken VPATH handling on older NetBSD makes.
AC_DEFUN(AC_PROG_MAKE_VPATHOK,
[AC_MSG_CHECKING(whether ${MAKE-make} has sane VPATH handling)
set dummy ${MAKE-make}; ac_make=`echo "[$]2" | sed 'y%./+-%__p_%'`
AC_CACHE_VAL(ac_cv_prog_make_vpathok,
[mkdir conftestdir
cat > conftestdir/conftestmake <<\EOF
VPATH = ..
conftestfoo: conftestbar
@echo ac_make2temp=ok
conftestbar: conftestbaz
@echo ac_maketemp=broken
@touch conftestbar
EOF
echo > conftestbaz # these two lines need to be...
echo > conftestbar # ... in this order not the other
changequote(, )dnl
unset ac_maketemp
unset ac_make2temp
# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
eval `cd conftestdir; ${MAKE-make} -f conftestmake 2>/dev/null | grep temp=`
changequote([, ])dnl
if test -n "$ac_maketemp"; then
ac_cv_prog_make_vpathok=no
else
if test -n "$ac_make2temp"; then
ac_cv_prog_make_vpathok=yes
else
ac_cv_prog_make_vpathok=no
fi
fi
rm -rf conftestdir
rm -f conftestbar conftestbaz])dnl
if test $ac_cv_prog_make_vpathok = yes; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
])
AC_PREFIX_PROGRAM(nasm)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_LN_S
AC_PROG_MAKE_SET
if test -f nasm.c; then
# we're building in the source dir, so we don't need this check at all
ac_cv_prog_make_vpathok=yes
else
AC_PROG_MAKE_VPATHOK
fi
AC_PROG_INSTALL
dnl If we have gcc, add appropriate options
PA_ADD_CFLAGS([-W])
PA_ADD_CFLAGS([-Wall])
PA_ADD_CFLAGS([-std=c99])
PA_ADD_CFLAGS([-pedantic])
dnl Look for "nroff" or "groff"
AC_CHECK_PROGS(NROFF, nroff, echo)
AC_SUBST(NROFF)
dnl Checks for header files.
AC_HEADER_STDC
if test $ac_cv_header_stdc = no; then
AC_MSG_ERROR([NASM requires ANSI C header files to compile])
fi
AC_CHECK_HEADERS(limits.h)
if test $ac_cv_header_limits_h = no; then
AC_MSG_ERROR([NASM requires '<limits.h>' to compile])
fi
dnl Check for <inttypes.h> or add a substitute version
AC_CHECK_HEADERS(inttypes.h, , CFLAGS="$CFLAGS -I\$(top_srcdir)/inttypes")
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
dnl Checks for library functions.
AC_FUNC_VPRINTF
if test $ac_cv_func_vprintf = no; then
AC_MSG_ERROR([NASM requires ANSI C (specifically, "vprintf" and friends)])
fi
AC_CHECK_FUNCS(strcspn)
if test $ac_cv_func_strcspn = no; then
AC_MSG_ERROR([NASM requires ANSI C (specifically, "strcspn")])
fi
AC_CHECK_FUNCS(strspn)
if test $ac_cv_func_strspn = no; then
AC_MSG_ERROR([NASM requires ANSI C (specifically, "strspn")])
fi
AC_CHECK_FUNCS(snprintf)
if test $ac_cv_func_snprintf = no; then
AC_MSG_ERROR([NASM requires ISO C99 (specifically, "snprintf")])
fi
AC_CHECK_FUNCS(vsnprintf)
if test $ac_cv_func_snprintf = no; then
AC_MSG_ERROR([NASM requires ISO C99 (specifically, "vsnprintf")])
fi
AC_CHECK_FUNCS(getuid)
AC_CHECK_FUNCS(getgid)
if test $ac_cv_prog_make_vpathok = no; then
echo Copying generated srcs into build directory to compensate for VPATH breakage
for file in macros.c insnsa.c insnsd.c insnsn.c insnsi.h version.h version.mac; do
if test ! -f $file; then cp -p ${srcdir}/${file} .; fi
done
fi
AC_OUTPUT_COMMANDS([mkdir -p output])
AC_OUTPUT(Makefile rdoff/Makefile doc/Makefile)
|
