scuffed-code/icu4c/source/aclocal.m4
2000-05-12 01:09:51 +00:00

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dnl aclocal.m4 for ICU
dnl Copyright (c) 1999-2000, International Business Machines Corporation and
dnl others. All Rights Reserved.
dnl Stephen F. Booth
dnl @TOP@
dnl ICU_CHECK_MH_FRAG
AC_DEFUN(ICU_CHECK_MH_FRAG, [
AC_CACHE_CHECK(
[which Makefile fragment to use],
[icu_cv_host_frag],
[
case "${host}" in
*-*-solaris*)
if test "$ac_cv_prog_gcc" = yes; then
icu_cv_host_frag=$srcdir/config/mh-solaris-gcc
elif test "$host_cpu" = sparcv9; then
icu_cv_host_frag=$srcdir/config/mh-solaris-sparcv9
else
icu_cv_host_frag=$srcdir/config/mh-solaris
fi ;;
*-*-mips*) icu_cv_host_frag=$srcdir/config/mh-irix ;;
*-*-linux*) icu_cv_host_frag=$srcdir/config/mh-linux ;;
*-*-freebsd*) icu_cv_host_frag=$srcdir/config/mh-freebsd ;;
*-*-aix*) icu_cv_host_frag=$srcdir/config/mh-aix ;;
*-sequent-*) icu_cv_host_frag=$srcdir/config/mh-ptx ;;
*-*-hpux*)
case "$CXX" in
*aCC) icu_cv_host_frag=$srcdir/config/mh-hpux-acc ;;
*CC) icu_cv_host_frag=$srcdir/config/mh-hpux-cc ;;
esac;;
*-*-os390*) icu_cv_host_frag=$srcdir/config/mh-os390 ;;
*-*-os400*) icu_cv_host_frag=$srcdir/config/mh-os400 ;;
*-apple-rhapsody*) icu_cv_host_frag=$srcdir/config/mh-rhapsody ;;
*) icu_cv_host_frag=$srcdir/config/mh-unknown ;;
esac
]
)
])
dnl ICU_CONDITIONAL - Taken from Automake 1.4
AC_DEFUN(ICU_CONDITIONAL,
[AC_SUBST($1_TRUE)
AC_SUBST($1_FALSE)
if $2; then
$1_TRUE=
$1_FALSE='#'
else
$1_TRUE='#'
$1_FALSE=
fi])
dnl FreeBSD -pthread check - Jonathan McDowell <noodles@earth.li>
AC_DEFUN(AC_PTHREAD_FREEBSD,
[AC_MSG_CHECKING([if we need -pthread for threads])
AC_CACHE_VAL(ac_ldflag_pthread,
[ac_save_LDFLAGS="$LDFLAGS"
LDFLAGS="-pthread $LDFLAGS"
AC_TRY_LINK(
[
char pthread_create();
],
pthread_create();,
eval "ac_ldflag_pthread=yes",
eval "ac_ldflag_pthread=no"),
LDFLAGS="$ac_save_LDFLAGS"
])
if eval "test \"`echo $ac_ldflag_pthread`\" = yes"; then
AC_MSG_RESULT(yes)
ICU_USE_THREADS=1
else
AC_MSG_RESULT(no)
fi])
dnl Strict compilation options.
AC_DEFUN(AC_CHECK_STRICT_COMPILE,
[
AC_MSG_CHECKING([whether strict compiling is on])
AC_ARG_ENABLE(strict,[ --enable-strict compile with strict compiler options [default=no]], [
if test "$enableval" = no
then
ac_use_strict_options=no
else
ac_use_strict_options=yes
fi
], [ac_use_strict_options=no])
AC_MSG_RESULT($ac_use_strict_options)
if test "$ac_use_strict_options" = yes
then
if test "$GCC" = yes
then
CFLAGS="$CFLAGS -Wall -ansi -pedantic -Wshadow -Wpointer-arith -Wmissing-prototypes -Wwrite-strings"
fi
if test "$GXX" = yes
then
CXXFLAGS="$CXXFLAGS -Wall -ansi -pedantic -W -Wpointer-arith -Wmissing-prototypes -Wwrite-strings"
fi
fi
])
dnl Define a sizeof checking macro that is a bit better than autoconf's
dnl builtin (and heavily based on it, of course). The new macro is
dnl AC_DO_CHECK_SIZEOF(TYPE [, CROSS_SIZE [, INCLUDES])
AC_DEFUN(AC_DO_CHECK_SIZEOF,
[changequote(<<, >>)dnl
dnl The name to #define.
define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
dnl The cache variable name.
define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
changequote([, ])dnl
AC_MSG_CHECKING(size of $1)
AC_CACHE_VAL(AC_CV_NAME,
[AC_TRY_RUN($3
[#include <stdio.h>
main()
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof($1));
exit(0);
}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
AC_MSG_RESULT($AC_CV_NAME)
AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
])