| dnl This is the newlib/libc configure.in file. |
| dnl Process this file with autoconf to produce a configure script. |
| |
| AC_PREREQ(2.59) |
| AC_INIT([newlib],[NEWLIB_VERSION]) |
| AC_CONFIG_SRCDIR([sys.tex]) |
| |
| dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake. |
| AC_CONFIG_AUX_DIR(../..) |
| |
| dnl Support --enable-newlib-io-pos-args used by libc/stdio |
| AC_ARG_ENABLE(newlib-io-pos-args, |
| [ --enable-newlib-io-pos-args enable printf-family positional arg support], |
| [case "${enableval}" in |
| yes) newlib_io_pos_args=yes ;; |
| no) newlib_io_pos_args=no ;; |
| *) AC_MSG_ERROR(bad value ${enableval} for newlib-io-pos-args option) ;; |
| esac], [newlib_io_pos_args=no])dnl |
| |
| dnl Support --enable-newlib-nano-malloc used by libc/stdlib |
| AC_ARG_ENABLE(newlib_nano_malloc, |
| [ --enable-newlib-nano-malloc Use small-footprint nano-malloc implementation], |
| [case "${enableval}" in |
| yes) newlib_nano_malloc=yes ;; |
| no) newlib_nano_malloc=no ;; |
| *) AC_MSG_ERROR(bad value ${enableval} for newlib-nano-malloc) ;; |
| esac],[newlib_nano_malloc=no]) |
| AM_CONDITIONAL(NEWLIB_NANO_MALLOC, test x$newlib_nano_malloc = xyes) |
| |
| NEWLIB_CONFIGURE(..) |
| |
| dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and |
| dnl add it into NEWLIB_CONFIGURE, executable tests are made before the first |
| dnl line of the macro which fail because appropriate LDFLAGS are not set. |
| _LT_DECL_SED |
| _LT_PROG_ECHO_BACKSLASH |
| if test "${use_libtool}" = "yes"; then |
| AC_LIBTOOL_WIN32_DLL |
| AM_PROG_LIBTOOL |
| fi |
| |
| AC_CONFIG_SUBDIRS(machine sys) |
| |
| CRT0= |
| if test "x${have_crt0}" = "xyes"; then |
| CRT0=crt0.o |
| fi |
| AC_SUBST(CRT0) |
| |
| dnl For each directory which we may or may not want, we define a name |
| dnl for the library and an automake conditional for whether we should |
| dnl build the library. |
| |
| LIBC_SIGNAL_LIB= |
| LIBC_SIGNAL_DEF= |
| if test -n "${signal_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_SIGNAL_LIB=${signal_dir}/lib${signal_dir}.${aext} |
| else |
| LIBC_SIGNAL_LIB=${signal_dir}/lib.${aext} |
| fi |
| LIBC_SIGNAL_DEF=${signal_dir}/stmp-def |
| fi |
| AC_SUBST(LIBC_SIGNAL_LIB) |
| AC_SUBST(LIBC_SIGNAL_DEF) |
| AM_CONDITIONAL(HAVE_SIGNAL_DIR, test x${signal_dir} != x) |
| |
| LIBC_STDIO_LIB= |
| LIBC_STDIO_DEF= |
| if test -n "${stdio_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_STDIO_LIB=${stdio_dir}/lib${stdio_dir}.${aext} |
| else |
| LIBC_STDIO_LIB=${stdio_dir}/lib.${aext} |
| fi |
| LIBC_STDIO_DEF=${stdio_dir}/stmp-def |
| fi |
| AC_SUBST(LIBC_STDIO_LIB) |
| AC_SUBST(LIBC_STDIO_DEF) |
| AM_CONDITIONAL(HAVE_STDIO_DIR, test x${stdio_dir} != x) |
| |
| LIBC_STDIO64_LIB= |
| LIBC_STDIO64_DEF= |
| if test -n "${stdio64_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_STDIO64_LIB=${stdio64_dir}/lib${stdio64_dir}.${aext} |
| else |
| LIBC_STDIO64_LIB=${stdio64_dir}/lib.${aext} |
| fi |
| LIBC_STDIO64_DEF=${stdio64_dir}/stmp-def |
| fi |
| AC_SUBST(LIBC_STDIO64_LIB) |
| AC_SUBST(LIBC_STDIO64_DEF) |
| AM_CONDITIONAL(HAVE_STDIO64_DIR, test x${stdio64_dir} != x) |
| |
| LIBC_POSIX_LIB= |
| LIBC_POSIX_DEF= |
| if test -n "${posix_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_POSIX_LIB=${posix_dir}/lib${posix_dir}.${aext} |
| else |
| LIBC_POSIX_LIB=${posix_dir}/lib.${aext} |
| fi |
| LIBC_POSIX_DEF=${posix_dir}/stmp-def |
| fi |
| AC_SUBST(LIBC_POSIX_LIB) |
| AC_SUBST(LIBC_POSIX_DEF) |
| AM_CONDITIONAL(HAVE_POSIX_DIR, test x${posix_dir} != x) |
| |
| LIBC_XDR_LIB= |
| LIBC_XDR_DEF= |
| if test -n "${xdr_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_XDR_LIB=${xdr_dir}/lib${xdr_dir}.${aext} |
| else |
| LIBC_XDR_LIB=${xdr_dir}/lib.${aext} |
| fi |
| LIBC_XDR_DEF=${xdr_dir}/stmp-def |
| fi |
| AC_SUBST(LIBC_XDR_LIB) |
| AC_SUBST(LIBC_XDR_DEF) |
| AM_CONDITIONAL(HAVE_XDR_DIR, test x${xdr_dir} != x) |
| |
| LIBC_SYSCALL_LIB= |
| if test -n "${syscall_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_SYSCALL_LIB=${syscall_dir}/lib${syscall_dir}.${aext} |
| else |
| LIBC_SYSCALL_LIB=${syscall_dir}/lib.${aext} |
| fi |
| fi |
| AC_SUBST(LIBC_SYSCALL_LIB) |
| AM_CONDITIONAL(HAVE_SYSCALL_DIR, test x${syscall_dir} != x) |
| |
| LIBC_UNIX_LIB= |
| if test -n "${unix_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_UNIX_LIB=${unix_dir}/lib${unix_dir}.${aext} |
| else |
| LIBC_UNIX_LIB=${unix_dir}/lib.${aext} |
| fi |
| fi |
| AC_SUBST(LIBC_UNIX_LIB) |
| AM_CONDITIONAL(HAVE_UNIX_DIR, test x${unix_dir} != x) |
| |
| LIBC_EXTRA_LIB= |
| LIBC_EXTRA_DEF= |
| extra_dir= |
| |
| AC_SUBST(LIBC_EXTRA_LIB) |
| AC_SUBST(LIBC_EXTRA_DEF) |
| AC_SUBST(extra_dir) |
| |
| dnl We always recur into sys and machine, and let them decide what to |
| dnl do. However, we do need to know whether they will produce a library. |
| |
| LIBC_SYS_LIB= |
| if test -n "${sys_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_SYS_LIB=sys/${sys_dir}/lib${sys_dir}.${aext} |
| else |
| LIBC_SYS_LIB=sys/lib.${aext} |
| fi |
| fi |
| AC_SUBST(LIBC_SYS_LIB) |
| AC_SUBST(sys_dir) |
| |
| dnl Autoconf 2.59 doesn't support the AC_TYPE_LONG_DOUBLE macro. Instead of: |
| dnl AC_TYPE_LONG_DOUBLE |
| dnl AM_CONDITIONAL(HAVE_LONG_DOUBLE, test x"$ac_cv_type_long_double" = x"yes") |
| dnl we specify our own long double test. |
| AC_CACHE_CHECK([Checking long double support], [acnewlib_cv_type_long_double],[dnl |
| cat > conftest.c <<EOF |
| int main() { |
| long double x = 0.0L; |
| return 0; |
| } |
| EOF |
| if AC_TRY_COMMAND([${CC} $CFLAGS $CPPFLAGS -c conftest.c 1>&AS_MESSAGE_LOG_FD]) |
| then |
| acnewlib_cv_type_long_double=yes |
| else |
| acnewlib_cv_type_long_double=no |
| fi |
| rm -f conftest*]) |
| AM_CONDITIONAL(HAVE_LONG_DOUBLE, test x"$acnewlib_cv_type_long_double" = x"yes") |
| |
| dnl iconv library will be compiled if --enable-newlib-iconv option is enabled |
| AM_CONDITIONAL(ENABLE_NEWLIB_ICONV, test x${newlib_iconv} != x) |
| |
| if test -n "${machine_dir}"; then |
| if test "${use_libtool}" = "yes"; then |
| LIBC_MACHINE_LIB=machine/${machine_dir}/lib${machine_dir}.${aext} |
| else |
| LIBC_MACHINE_LIB=machine/lib.${aext} |
| fi |
| fi |
| AC_SUBST(LIBC_MACHINE_LIB) |
| AC_SUBST(machine_dir) |
| |
| AC_CONFIG_FILES([Makefile argz/Makefile ctype/Makefile errno/Makefile locale/Makefile misc/Makefile reent/Makefile search/Makefile stdio/Makefile stdio64/Makefile stdlib/Makefile string/Makefile time/Makefile posix/Makefile signal/Makefile syscalls/Makefile unix/Makefile iconv/Makefile iconv/ces/Makefile iconv/ccs/Makefile iconv/ccs/binary/Makefile iconv/lib/Makefile xdr/Makefile]) |
| AC_OUTPUT |