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|
dnl
dnl Copyright 2000, 2001, 2002, 2012-2019 Free Software Foundation, Inc.
dnl
dnl This file is part of GNU lightning.
dnl
dnl GNU lightning is free software; you can redistribute it and/or modify it
dnl under the terms of the GNU Lesser General Public License as published
dnl by the Free Software Foundation; either version 3, or (at your option)
dnl any later version.
dnl
dnl GNU lightning is distributed in the hope that it will be useful, but
dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
dnl License for more details.
dnl
AC_PREREQ(2.57)
AC_INIT([GNU lightning], 2.1.3, pcpa@gnu.org, lightning)
AC_CANONICAL_TARGET
AC_CONFIG_SRCDIR([Makefile.am])
AM_INIT_AUTOMAKE([dist-bzip2])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_MACRO_DIR(m4)
AC_CONFIG_HEADERS(config.h)
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LIBTOOL
case "$target_cpu" in
ia64)
case "$host_os" in
# Only supported mode
*hpux*)
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -mlp64" ;;
*) ;;
esac ;;
*mips*)
case "$host_os" in
# (Hack) Flags to pass configure with gcc 3.x
# Should not set LIGHTNINT_CFLAGS
*irix*)
CFLAGS="$CFLAGS -D__c99 -Drestrict=";;
*) ;;
esac ;;
alpha*)
case "$host_os" in
osf*)
# Get proper varargs and mmap prototypes and definitions
CFLAGS="$CFLAGS -D_ANSI_C_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_OSF_SOURCE -D_POSIX_C_SOURCE=199309L"
# Want to generate NaN with 0.0/0.0 and Inf with 1.0/0.0
if test x$GCC = "xyes"; then
CFLAGS="$CFLAGS -mieee"
else
CFLAGS="$CFLAGS -ieee_with_no_inexact"
fi ;;
*) ;;
esac ;;
*) ;;
esac
AC_CHECK_FUNCS(mremap ffsl getopt_long_only isnan isinf,,)
AC_CHECK_HEADERS([getopt.h stdint.h],,,)
AC_ARG_ENABLE(disassembler,
AS_HELP_STRING([--enable-disassembler],
[Enable jit disassembler using binutils]),
[DISASSEMBLER=$enableval], [DISASSEMBLER=auto])
if test "x$DISASSEMBLER" != "xno"; then
# FIXME need to check for libiberty first or will fail to link
AC_CHECK_LIB(iberty, htab_try_create, ,
[HAVE_IBERTY="no"])
AC_CHECK_LIB(bfd, bfd_init, ,
[HAVE_BFD="no"])
AC_CHECK_LIB(z, compressBound, ,
[HAVE_Z="no"])
AC_CHECK_LIB(opcodes, init_disassemble_info, ,
[HAVE_OPCODES="no"])
if test "x$HAVE_IBERTY" = "xno" -o \
"x$HAVE_BFD" = "xno" -o \
"x$HAVE_Z" = "xno" -o \
"x$HAVE_OPCODES" = "xno"; then
if test "x$DISASSEMBLER" != "xauto"; then
AC_MSG_ERROR([binutils not found, see http://www.gnu.org/software/binutils/])
else
AC_MSG_WARN([binutils not found, see http://www.gnu.org/software/binutils/])
DISASSEMBLER="no"
fi
fi
fi
AM_CONDITIONAL(with_disassembler, [test "x$DISASSEMBLER" != "xno"])
if test "x$DISASSEMBLER" != "xno"; then
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDISASSEMBLER=1"
save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -I$PWD/include -D_GNU_SOURCE"
AC_COMPILE_IFELSE([AC_LANG_SOURCE(
#include <lightning.h>
#include <lightning/jit_private.h>
#include <dis-asm.h>
int main(int argc, char *argv[])
{
disassembler_ftype print;
bfd *abfd;
print = disassembler(abfd);
return 0;
}
)], [ac_cv_test_new_disassembler=no],,)
CFLAGS="$save_CFLAGS"
if test "x$ac_cv_test_new_disassembler" != "xno"; then
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DBINUTILS_2_29=1"
fi
fi
AC_ARG_ENABLE(devel-disassembler,
AS_HELP_STRING([--enable-devel-disassembler],
[Enable extra disassembly options]),
[DEVEL_DISASSEMBLER=$enableval], [DEVEL_DISASSEMBLER=no])
if test "x$DEVEL_DISASSEMBLER" != "xno"; then
if test "x$DISASSEMBLER" = "xno"; then
AC_MSG_ERROR(devel-disassembler needs disassembler enabled)
fi
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDEVEL_DISASSEMBLER=1"
fi
AC_ARG_ENABLE(assertions,
AS_HELP_STRING([--enable-assertions],
[Enable runtime code generation assertions]),
[DEBUG=$enableval], [DEBUG=auto])
if test "x$DEBUG" = xyes; then
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDEBUG=1"
else
LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DNDEBUG"
DEBUG=no
fi
# This option is only useful during development.
AC_ARG_ENABLE(devel-get-jit-size,
AS_HELP_STRING([--enable-devel-get-jit-size],
[Devel mode to regenerate jit size information]),
[GET_JIT_SIZE=$enableval], [GET_JIT_SIZE=no])
AM_CONDITIONAL(get_jit_size, [test $GET_JIT_SIZE = yes])
case "$host_os" in
*bsd*|osf*) SHLIB="" ;;
*hpux*) SHLIB="-ldld" ;;
*) SHLIB="-ldl" ;;
esac
AC_SUBST(SHLIB)
cpu=
case "$target_cpu" in
i?86|x86_64|amd64) cpu=x86 ;;
*arm*) cpu=arm ;;
*mips*) cpu=mips ;;
*powerpc*) cpu=ppc ;;
*sparc*) cpu=sparc ;;
ia64) cpu=ia64 ;;
hppa*) cpu=hppa ;;
aarch64) cpu=aarch64 ;;
s390*) cpu=s390 ;;
alpha*) cpu=alpha ;;
riscv*) cpu=riscv ;;
*) ;;
esac
AM_CONDITIONAL(cpu_arm, [test cpu-$cpu = cpu-arm])
AM_CONDITIONAL(cpu_mips, [test cpu-$cpu = cpu-mips])
AM_CONDITIONAL(cpu_ppc, [test cpu-$cpu = cpu-ppc])
AM_CONDITIONAL(cpu_sparc, [test cpu-$cpu = cpu-sparc])
AM_CONDITIONAL(cpu_x86, [test cpu-$cpu = cpu-x86])
AM_CONDITIONAL(cpu_ia64, [test cpu-$cpu = cpu-ia64])
AM_CONDITIONAL(cpu_hppa, [test cpu-$cpu = cpu-hppa])
AM_CONDITIONAL(cpu_aarch64, [test cpu-$cpu = cpu-aarch64])
AM_CONDITIONAL(cpu_s390, [test cpu-$cpu = cpu-s390])
AM_CONDITIONAL(cpu_alpha, [test cpu-$cpu = cpu-alpha])
AM_CONDITIONAL(cpu_riscv, [test cpu-$cpu = cpu-riscv])
# Test x87 if both, x87 and sse2 available
ac_cv_test_x86_x87=
# Test arm instruction set if thumb instruction set available
ac_cv_test_arm_arm=
# Test sofware float if vfp available and not using hard float abi
ac_cv_test_arm_swf=
save_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -I$PWD/include -D_GNU_SOURCE"
if test x$cpu = x; then
AC_MSG_ERROR([cpu $target_cpu not supported])
elif test $cpu = x86; then
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <lightning.h>
int main(void) {
int ac, flags;
unsigned int eax, ebx, ecx, edx;
if (__WORDSIZE == 64)
return 1;
__asm__ volatile ("pushfl;\n\t"
"popl %0;\n\t"
"movl \$0x240000, %1;\n\t"
"xorl %0, %1;\n\t"
"pushl %1;\n\t"
"popfl;\n\t"
"pushfl;\n\t"
"popl %1;\n\t"
"xorl %0, %1;\n\t"
"pushl %0;\n\t"
"popfl"
: "=r" (flags), "=r" (ac));
if ((ac & (1 << 21)) == 0)
return 1;
__asm__ volatile ("xchgl %%ebx, %1; cpuid; xchgl %%ebx, %1"
: "=a" (eax), "=r" (ebx),
"=c" (ecx), "=d" (edx)
: "0" (1));
return (edx & 1 << 26) ? 0 : 1;
}
]])],[ac_cv_test_x86_x87=yes],[],[ac_cv_test_x86_x87=no])
elif test $cpu = arm; then
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
int main(void) {
#if defined(__linux__)
FILE *fp;
char buf[128];
if ((fp = fopen("/proc/cpuinfo", "r")) == NULL)
return 1;
while (fgets(buf, sizeof(buf), fp)) {
if (strncmp(buf, "Features\t:", 10) == 0 &&
strstr(buf + 10, "thumb")) {
fclose(fp);
return 0;
}
}
fclose(fp);
#elif defined(__thumb2__)
return 0;
#endif
return 1;
}
]])],[ac_cv_test_arm_arm=yes],[],[ac_cv_test_arm_arm=no])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
int main(void) {
#if defined(__linux__)
FILE *fp;
char buf[128];
# if !defined(__ARM_PCS_VFP)
if ((fp = fopen("/proc/cpuinfo", "r")) == NULL)
return 1;
while (fgets(buf, sizeof(buf), fp)) {
if (strncmp(buf, "Features\t:", 10) == 0 &&
strstr(buf + 10, "vfp")) {
fclose(fp);
return 0;
}
}
fclose(fp);
# endif
#endif
return 1;
}
]])],[ac_cv_test_arm_swf=yes],[],[ac_cv_test_arm_swf=no])
elif test $cpu = ppc; then
if test "x$DISASSEMBLER" != "xno"; then
save_LIBS="$LIBS"
LIBS="$LIBS $SHLIB"
AC_CHECK_FUNCS(disassemble_init_for_target disassemble_init_powerpc)
LIBS="$save_LIBS"
fi
fi
CFLAGS=$save_CFLAGS
AM_CONDITIONAL(test_x86_x87, [test x$ac_cv_test_x86_x87 = xyes])
AM_CONDITIONAL(test_arm_arm, [test x$ac_cv_test_arm_arm = xyes])
AM_CONDITIONAL(test_arm_swf, [test x$ac_cv_test_arm_swf = xyes])
AM_CONDITIONAL(test_nodata, [test cpu-$cpu = cpu-mips -o cpu-$cpu = cpu-ppc -o cpu-$cpu = cpu-sparc -o cpu-$cpu = cpu-x86 -o cpu-$cpu = cpu-ia64 -o cpu-$cpu = cpu-hppa -o cpu-$cpu = cpu-s390 -o cpu-$cpu = cpu-alpha])
if test $cpu = arm; then
AC_CHECK_LIB(m, sqrtf, ,
[AC_MSG_ERROR([sqrtf required but not available])])
fi
AC_SUBST(cpu)
AC_SUBST([LIGHTNING_CFLAGS])
if test $ac_cv_header_stdint_h = yes; then
AC_SUBST(MAYBE_INCLUDE_STDINT_H, ["#include <stdint.h>"])
fi
AC_OUTPUT([Makefile
lightning.pc
doc/Makefile
include/Makefile
include/lightning/Makefile
include/lightning.h
lib/Makefile
check/Makefile])
|
