binutils-gdb/binutils/configure.in
Ian Lance Taylor 33106b6039 * configure.in: Add AC_FUNC_ALLOCA.
* configure, config.in: Rebuild.
	* bucomm.h: Add alloca handling, copied from gas/as.h.
	* dlltool.c: Add #pragma alloca for AIX to start of file.
	* nlmconv.c: Likewise.
1997-04-04 20:07:07 +00:00

253 lines
6.7 KiB
Plaintext

dnl Process this file with autoconf to produce a configure script.
dnl
AC_PREREQ(2.5)
AC_INIT(ar.c)
AC_ARG_ENABLE(targets,
[ --enable-targets alternative target configurations],
[case "${enableval}" in
yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
;;
no) enable_targets= ;;
*) enable_targets=$enableval ;;
esac])dnl
AC_ARG_ENABLE(shared,
[ --enable-shared build shared BFD library],
[case "${enableval}" in
yes) shared=true shared_bfd=true shared_opcodes=true ;;
no) shared=false ;;
*bfd*opcodes*) shared=true shared_bfd=true shared_opcodes=true ;;
*opcodes*bfd*) shared=true shared_bfd=true shared_opcodes=true ;;
*bfd*) shared=true shared_bfd=true ;;
*opcodes*) shared=true shared_opcodes=true ;;
*) shared=false ;;
esac])dnl
AC_ARG_ENABLE(commonbfdlib,
[ --enable-commonbfdlib build shared BFD/opcodes/libiberty library],
[case "${enableval}" in
yes) commonbfdlib=true ;;
no) commonbfdlib=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
esac])dnl
AC_CONFIG_HEADER(config.h:config.in)
AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`)
AC_CANONICAL_SYSTEM
if test -z "$target" ; then
AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
fi
if test -z "$host" ; then
AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
fi
AC_ARG_PROGRAM
# host-specific stuff:
HDEFINES=
HLDFLAGS=
HLDENV=
RPATH_ENVVAR=LD_LIBRARY_PATH
AC_PROG_CC
. ${srcdir}/../bfd/configure.host
AC_SUBST(HDEFINES)
AC_SUBST(HLDFLAGS)
AC_SUBST(HLDENV)
AC_SUBST(RPATH_ENVVAR)
AR=${AR-ar}
AC_SUBST(AR)
AC_PROG_RANLIB
AC_PROG_INSTALL
# For most hosts we can use a simple definition to pick up the BFD and
# opcodes libraries. However, if we are building shared libraries, we
# need to handle some hosts specially.
BFDLIB='-L../bfd -lbfd'
OPCODES='-L../opcodes -lopcodes'
case "${host}" in
*-*-sunos*)
# On SunOS, we must link against the name we are going to install,
# not -lbfd, since SunOS does not support SONAME.
if test "${shared_bfd}" = "true"; then
BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
fi
if test "${shared_opcodes}" = "true"; then
OPCODES='-L../opcodes -l`echo opcodes | sed '"'"'$(program_transform_name)'"'"'`'
fi
;;
alpha*-*-osf*)
# On Alpha OSF/1, the native linker searches all the -L
# directories for any LIB.so files, and only then searches for any
# LIB.a files. That means that if there is an installed
# libbfd.so, but this build is not done with --enable-shared, the
# link will wind up being against the install libbfd.so rather
# than the newly built libbfd. To avoid this, we must explicitly
# link against libbfd.a when --enable-shared is not used.
if test "${shared_bfd}" != "true"; then
BFDLIB='../bfd/libbfd.a'
fi
if test "${shared_opcodes}" != "true"; then
OPCODES='../opcodes/libopcodes.a'
fi
;;
esac
if test "${commonbfdlib}" = "true"; then
# when a shared libbfd is built with --enable-commonbfdlib,
# all of libopcodes is available in libbfd.so
OPCODES=
fi
AC_SUBST(BFDLIB)
AC_SUBST(OPCODES)
BFD_CC_FOR_BUILD
AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h fcntl.h sys/file.h)
AC_HEADER_SYS_WAIT
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(sbrk utimes)
dnl Temporary workaround for bug in autoconf 2.12. When the bug is
dnl fixed, we can just call AC_FUNC_VFORK in all cases.
if test "x$cross_compiling" = "xno"; then
AC_FUNC_VFORK
else
AC_CHECK_FUNC(vfork, , AC_DEFINE(vfork, fork))
fi
AC_MSG_CHECKING(for time_t in time.h)
AC_CACHE_VAL(bu_cv_decl_time_t_time_h,
[AC_TRY_COMPILE([#include <time.h>], [time_t i;],
bu_cv_decl_time_t_time_h=yes, bu_cv_decl_time_t_time_h=no)])
AC_MSG_RESULT($bu_cv_decl_time_t_time_h)
if test $bu_cv_decl_time_t_time_h = yes; then
AC_DEFINE([HAVE_TIME_T_IN_TIME_H])
fi
AC_MSG_CHECKING(for time_t in sys/types.h)
AC_CACHE_VAL(bu_cv_decl_time_t_types_h,
[AC_TRY_COMPILE([#include <sys/types.h>], [time_t i;],
bu_cv_decl_time_t_types_h=yes, bu_cv_decl_time_t_types_h=no)])
AC_MSG_RESULT($bu_cv_decl_time_t_types_h)
if test $bu_cv_decl_time_t_types_h = yes; then
AC_DEFINE([HAVE_TIME_T_IN_TYPES_H])
fi
# Under Next 3.2 <utime.h> apparently does not define struct utimbuf
# by default.
AC_MSG_CHECKING([for utime.h])
AC_CACHE_VAL(bu_cv_header_utime_h,
[AC_TRY_COMPILE([#include <sys/types.h>
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#include <utime.h>],
[struct utimbuf s;],
bu_cv_header_utime_h=yes, bu_cv_header_utime_h=no)])
AC_MSG_RESULT($bu_cv_header_utime_h)
if test $bu_cv_header_utime_h = yes; then
AC_DEFINE(HAVE_GOOD_UTIME_H)
fi
BFD_NEED_DECLARATION(fprintf)
BFD_NEED_DECLARATION(strstr)
BFD_NEED_DECLARATION(sbrk)
BFD_NEED_DECLARATION(getenv)
BFD_BINARY_FOPEN
# target-specific stuff:
# Canonicalize the secondary target names.
if test -n "$enable_targets"; then
for targ in `echo $enable_targets | sed 's/,/ /g'`
do
result=`$ac_config_sub $targ 2>/dev/null`
if test -n "$result"; then
canon_targets="$canon_targets $result"
else
# Allow targets that config.sub doesn't recognize, like "all".
canon_targets="$canon_targets $targ"
fi
done
fi
all_targets=false
BUILD_NLMCONV=
NLMCONV_DEFS=
BUILD_SRCONV=
BUILD_DLLTOOL=
DLLTOOL_DEFS=
for targ in $target $canon_targets
do
if test "x$targ" = "xall"; then
all_targets=true
BUILD_NLMCONV='$(NLMCONV_PROG)'
BUILD_SRCONV='$(SRCONV_PROG)'
NLMCONV_DEFS="-DNLMCONV_I386 -DNLMCONV_ALPHA -DNLMCONV_POWERPC -DNLMCONV_SPARC"
else
case $targ in
changequote(,)dnl
i[3456]86*-*-netware*)
changequote([,])dnl
BUILD_NLMCONV='$(NLMCONV_PROG)'
NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_I386"
;;
alpha*-*-netware*)
BUILD_NLMCONV='$(NLMCONV_PROG)'
NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_ALPHA"
;;
powerpc*-*-netware*)
BUILD_NLMCONV='$(NLMCONV_PROG)'
NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_POWERPC"
;;
sparc*-*-netware*)
BUILD_NLMCONV='$(NLMCONV_PROG)'
NLMCONV_DEFS="$NLMCONV_DEFS -DNLMCONV_SPARC"
;;
esac
case $targ in
*-*-hms*) BUILD_SRCONV='$(SRCONV_PROG)' ;;
esac
case $targ in
arm-*pe*)
BUILD_DLLTOOL='$(DLLTOOL_PROG)'
DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_ARM"
;;
changequote(,)dnl
i[3-6]86-*pe* | i[3-6]86-*-cygwin32)
changequote([,])dnl
BUILD_DLLTOOL='$(DLLTOOL_PROG)'
DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_I386"
;;
powerpc*-*-*pe* | powerpc*-*-cygwin32)
BUILD_DLLTOOL='$(DLLTOOL_PROG)'
DLLTOOL_DEFS="$DLLTOOL_DEFS -DDLLTOOL_PPC"
;;
esac
fi
done
AC_SUBST(NLMCONV_DEFS)
AC_SUBST(BUILD_NLMCONV)
AC_SUBST(BUILD_SRCONV)
AC_SUBST(BUILD_DLLTOOL)
AC_SUBST(DLLTOOL_DEFS)
targ=$target
. $srcdir/../bfd/config.bfd
if test "x$targ_underscore" = "xyes"; then
UNDERSCORE=1
else
UNDERSCORE=0
fi
AC_SUBST(UNDERSCORE)
AC_OUTPUT(Makefile,
[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])